Extreme rain in United States, 20 to 24 April 2026

Name: Extreme rain in United States, 20 to 24 April 2026
Start: 2026-04-20
End: 2026-04-24
Location: United States

Extreme rain in United States, 20 to 24 April 2026: 220 records at 208 stations, peak on 22 April 2026. Closed.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Key Facts

Extreme rain in United States, 20 to 24 April 2026 set or tied 220 station records at 208 stations.
It ran from 20 April 2026 to 24 April 2026 (5 days) and its peak day was 22 April 2026.
Status: closed.
Wallace set a daily record precipitation of 41.4 mm (1.6 in) on 22 April 2026.
The busiest day was 22 April 2026 with 120 records.
The oldest broken record in the ranked list had stood for 125 years.

Footprint

20 to 24 April 2026

The area covered by Extreme rain in United States, 20 to 24 April 2026 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in United States, 20 to 24 April 2026: stations that set records in the event
Station	Type	Value	Date
Wallace	Record daily precipitation	41.4 mm (1.6 in)	2026-04-22
Mullan Pass Vor/Dme	Record daily precipitation	27.2 mm (1.1 in)	2026-04-22
Hungry Horse Dam	Record daily precipitation	31.5 mm (1.2 in)	2026-04-23
Richmond	Record daily precipitation	45.7 mm (1.8 in)	2026-04-21
Moscow U of I	Record daily precipitation	26.2 mm (1.0 in)	2026-04-22
Ft Peck Pwr Plt	Record daily precipitation	35.6 mm (1.4 in)	2026-04-23
Walla Walla Rgnl AP	Record daily precipitation	30.0 mm (1.2 in)	2026-04-22
Napa State Hospital	Record daily precipitation	35.6 mm (1.4 in)	2026-04-21
Glasgow	Record daily precipitation	34.3 mm (1.4 in)	2026-04-23
Colusa 2 SSW	Record daily precipitation	43.2 mm (1.7 in)	2026-04-21
Arbuckle Mtn	Record daily precipitation	43.2 mm (1.7 in)	2026-04-22
Missoula 6 NW WFO	Record daily precipitation	25.7 mm (1.0 in)	2026-04-22
Elk Butte	Record daily precipitation	38.1 mm (1.5 in)	2026-04-22
Meacham	Record daily precipitation	49.3 mm (1.9 in)	2026-04-22
Lemhi Ridge	Record daily precipitation	30.5 mm (1.2 in)	2026-04-22
Sacramento AP ASOS	Record daily precipitation	31.5 mm (1.2 in)	2026-04-21
Alberton	Record daily precipitation	38.6 mm (1.5 in)	2026-04-23
Stockton AP	Record daily precipitation	30.2 mm (1.2 in)	2026-04-21
San Andreas 2	Record daily precipitation	38.1 mm (1.5 in)	2026-04-22
Pierce	Record daily precipitation	35.3 mm (1.4 in)	2026-04-23
Moss Springs	Record daily precipitation	48.3 mm (1.9 in)	2026-04-22
Sonora	Record daily precipitation	37.1 mm (1.5 in)	2026-04-22
Saint Ignatius	Record daily precipitation	27.9 mm (1.1 in)	2026-04-22
Mountain Meadows	Record daily precipitation	33.0 mm (1.3 in)	2026-04-22
W Glacier	Record daily precipitation	27.9 mm (1.1 in)	2026-04-23
Angwin Pacific Union College	Record daily precipitation	33.8 mm (1.3 in)	2026-04-21
Emigrant Springs	Record daily precipitation	38.1 mm (1.5 in)	2026-04-22
Mill Creek Dam	Record daily precipitation	30.7 mm (1.2 in)	2026-04-23
Exchequer Dam	Record daily precipitation	30.7 mm (1.2 in)	2026-04-22
Crater Meadows	Record daily precipitation	40.6 mm (1.6 in)	2026-04-22
Lookout	Record daily precipitation	27.9 mm (1.1 in)	2026-04-22
Mica Creek	Record daily precipitation	43.2 mm (1.7 in)	2026-04-22
Madison Butte	Record daily precipitation	25.4 mm (1.0 in)	2026-04-22
Nicolaus #2	Record daily precipitation	31.2 mm (1.2 in)	2026-04-21
Oakland Intl AP	Record daily precipitation	33.3 mm (1.3 in)	2026-04-20
Davis 2 WSW Exp Farm	Record daily precipitation	25.1 mm (1.0 in)	2026-04-21
Dupuyer Creek	Record daily precipitation	27.9 mm (1.1 in)	2026-04-22
Mores Creek Summit	Record daily precipitation	38.1 mm (1.5 in)	2026-04-22
Lucky Strike	Record daily precipitation	27.9 mm (1.1 in)	2026-04-22
High Ridge	Record daily precipitation	27.9 mm (1.1 in)	2026-04-22
Creston	Record daily precipitation	28.4 mm (1.1 in)	2026-04-23
Orland	Record daily precipitation	33.5 mm (1.3 in)	2026-04-20
Bear Basin	Record daily precipitation	33.0 mm (1.3 in)	2026-04-22
Cool Creek	Record daily precipitation	27.9 mm (1.1 in)	2026-04-22
Bear Saddle	Record daily precipitation	38.1 mm (1.5 in)	2026-04-22
Centerville Cooper Dr	Record daily precipitation	29.0 mm (1.1 in)	2026-04-22
Skyline Ridge Preserve	Record daily precipitation	38.1 mm (1.5 in)	2026-04-20
Acampo 5NE	Record daily precipitation	39.4 mm (1.6 in)	2026-04-21
Taylor Green	Record daily precipitation	25.4 mm (1.0 in)	2026-04-22
Potlatch 3 NNE	Record daily precipitation	32.0 mm (1.3 in)	2026-04-23
Ben Lomond #4	Record daily precipitation	55.9 mm (2.2 in)	2026-04-21
McKenzie Rvr Rs	Record daily precipitation	39.9 mm (1.6 in)	2026-04-21
Tony Grove Lake	Record daily precipitation	40.6 mm (1.6 in)	2026-04-22
South Mtn.	Record daily precipitation	25.4 mm (1.0 in)	2026-04-22
Madison Plateau	Record daily precipitation	30.5 mm (1.2 in)	2026-04-22
Stuart Mountain	Record daily precipitation	25.4 mm (1.0 in)	2026-04-22
Government Camp	Record daily precipitation	42.7 mm (1.7 in)	2026-04-23
Grass Valley #2	Record daily precipitation	25.9 mm (1.0 in)	2026-04-22
Darkhorse Lake	Record daily precipitation	43.2 mm (1.7 in)	2026-04-22
Whiskeytown Rsvr	Record daily precipitation	40.9 mm (1.6 in)	2026-04-21

Records per Day

Peak day 120

Records set or tied each day from 20 April 2026 to 24 April 2026. The most in one day was 120 on 22 April 2026.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 20 to 24 April 2026 ranked by margin
Richmond, 04-21	31.5 mm (1.2 in)
Arbuckle Mtn, 04-22	28.0 mm (1.1 in)
Wallace, 04-22	27.7 mm (1.1 in)
Ft Peck Pwr Plt, 04-23	24.9 mm (1.0 in)
Napa State Hospital, 04-21	20.9 mm (0.8 in)
Hungry Horse Dam, 04-23	19.8 mm (0.8 in)
Mullan Pass Vor/Dme, 04-22	19.3 mm (0.8 in)
Sandberg, 04-22	19.3 mm (0.8 in)
Colusa 2 SSW, 04-21	18.6 mm (0.7 in)
Walla Walla Rgnl AP, 04-22	16.8 mm (0.7 in)
Wenatchee, 04-22	15.8 mm (0.6 in)
Moses Lake Grant Co AP, 04-22	15.5 mm (0.6 in)
Ephrata AP, 04-22	13.5 mm (0.5 in)
Wenatchee Pangborn Mem AP, 04-22	13.2 mm (0.5 in)
Moscow U of I, 04-22	11.7 mm (0.5 in)

Margin is how far the new value is beyond the record it replaced. Ties are not shown.

Margin Against Age of the Broken Record

220 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.

Margin against age of the broken record in Extreme rain in United States, 20 to 24 April 2026
Margin (mm)	Years the old record stood
28	84
19	71
20	72
32	71
12	117
25	47
16	37
17	68
11	32
13	65
21	71
19	59
6	93
8	55
19	59
28	28
11	61
7	71
16	12
14	12
6	71
23	37
33	5
17	60
5	93
15	33
13	71
7	96
10	20
13	32
20	71
13	61
16	40
11	71
13	32
14	71
13	32
1	93
18	32
31	12
12	29
10	40
10	5
12	71
13	28
23	5
0	125
5	64
13	64
18	40
13	12
13	25
19	59
7	37
13	40
25	5
13	21
18	24
1	89
7	36
10	36
9	29
10	19
10	36
19	16
4	71
16	43
3	71
5	68
14	5
18	27
10	44
15	36
13	29
15	36
16	16
13	37
13	36
8	36
2	68
8	47
13	40
5	35
1	71
3	56
1	69
2	71
4	55
16	24
8	19
23	16
7	24
7	28
1	68
9	4
8	47
8	40
8	43
35	4
6	59
3	64
1	68
9	37
5	45
10	44
8	36
10	36
6	32
10	5
1	71
8	24
10	32
10	28
13	4
10	29
1	61
3	29
12	36
8	33
1	68
1	59
5	32
7	12
8	29
12	36
13	24
5	40
3	24
1	60
0	61
9	12
5	36
13	19
5	45
3	32
3	23
3	47
5	36
5	36
5	7
15	19
17	4
4	8
6	35
2	37
5	25
5	29
8	32
1	0
4	21
5	33
5	21
3	44
9	9
3	20
3	28
1	28
6	5
3	40
3	36
5	32
3	36
10	4
3	32
9	4
4	24
16	4
4	24
0	28
4	19
3	32
3	31
3	40
8	29
4	4
4	15
0	33
3	29
3	36
5	16
3	28
3	31
3	32
3	36
3	29
1	24
5	16
2	19
3	29
3	28
3	28
3	29
8	12
5	29
3	19
1	16
3	32
0	27
3	29
5	12

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 20 to 24 April 2026 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 2019	2,223 records
Extreme rain in United States, 3 to 19 January 2024	2,133 records
Extreme rain in Australia, 7 to 26 March 2021	2,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 2018	1,970 records
Extreme rain in United States, 19 December 2022 to 13 January 2023	1,941 records
Extreme rain in United States, 20 to 24 April 2026 (this event)	220 records

Every Record Set

255 of 220

Every record set or tied during Extreme rain in United States, 20 to 24 April 2026, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2026-04-20	Oakland Intl AP	Record daily precipitation	33.3 mm (1.3 in)	19.3 mm (0.8 in)	16	36 of 100 (Notable)
2026-04-20	Orland	Record daily precipitation	33.5 mm (1.3 in)	15.5 mm (0.6 in)	16	34 of 100 (Routine)
2026-04-20	Skyline Ridge Preserve	Record daily precipitation	38.1 mm (1.5 in)	23.4 mm (0.9 in)	16	30 of 100 (Routine)
2026-04-20	Muir Woods	Record daily precipitation	25.1 mm (1.0 in)	5.5 mm (0.22 in)	35	22 of 100 (Routine)
2026-04-20	Upper San Leandro Filters	Record daily precipitation	26.2 mm (1.0 in)	3.8 mm (0.15 in)	24	18 of 100 (Routine)
2026-04-20	San Francisco Dwtn	Record daily precipitation	23.6 mm (0.9 in)	0.5 mm (0.02 in)	24	17 of 100 (Routine)
2026-04-20	Turlock #2	Record daily precipitation	20.3 mm (0.8 in)	0.7 mm (0.03 in)	16	15 of 100 (Routine)
2026-04-20	Oakland Museum	Record daily precipitation	29.0 mm (1.1 in)	1.8 mm (0.07 in)	24	14 of 100 (Routine)
2026-04-20	Redwood City	Record daily precipitation	15.0 mm (0.6 in)	2.0 mm (0.08 in)	4	13 of 100 (Routine)
2026-04-20	Oroville	Record daily precipitation (tie)	58.4 mm (2.3 in)	tie	8	4 of 100 (Routine)
2026-04-20	Monterey	Record daily precipitation (tie)	23.4 mm (0.9 in)	tie	16	3 of 100 (Routine)
2026-04-21	Richmond	Record daily precipitation	45.7 mm (1.8 in)	31.5 mm (1.2 in)	71	64 of 100 (Major)
2026-04-21	Napa State Hospital	Record daily precipitation	35.6 mm (1.4 in)	20.9 mm (0.8 in)	71	54 of 100 (Notable)
2026-04-21	Colusa 2 SSW	Record daily precipitation	43.2 mm (1.7 in)	18.6 mm (0.7 in)	59	52 of 100 (Notable)
2026-04-21	Sacramento AP ASOS	Record daily precipitation	31.5 mm (1.2 in)	12.7 mm (0.5 in)	71	46 of 100 (Notable)
2026-04-21	Stockton AP	Record daily precipitation	30.2 mm (1.2 in)	11.1 mm (0.4 in)	71	44 of 100 (Notable)
2026-04-21	Angwin Pacific Union College	Record daily precipitation	33.8 mm (1.3 in)	12.2 mm (0.5 in)	71	40 of 100 (Notable)
2026-04-21	Nicolaus #2	Record daily precipitation	31.2 mm (1.2 in)	18.2 mm (0.7 in)	24	37 of 100 (Notable)
2026-04-21	Davis 2 WSW Exp Farm	Record daily precipitation	25.1 mm (1.0 in)	4.0 mm (0.16 in)	71	35 of 100 (Notable)
2026-04-21	Acampo 5NE	Record daily precipitation	39.4 mm (1.6 in)	15.5 mm (0.6 in)	24	30 of 100 (Routine)
2026-04-21	Ben Lomond #4	Record daily precipitation	55.9 mm (2.2 in)	35.3 mm (1.4 in)	4	29 of 100 (Routine)
2026-04-21	McKenzie Rvr Rs	Record daily precipitation	39.9 mm (1.6 in)	8.7 mm (0.34 in)	37	29 of 100 (Routine)
2026-04-21	Orland	Record daily precipitation	30.5 mm (1.2 in)	8.4 mm (0.33 in)	24	28 of 100 (Routine)
2026-04-21	Whiskeytown Rsvr	Record daily precipitation	40.9 mm (1.6 in)	1.3 mm (0.05 in)	60	24 of 100 (Routine)
2026-04-21	Cloverdale	Record daily precipitation	27.2 mm (1.1 in)	13.0 mm (0.5 in)	19	23 of 100 (Routine)
2026-04-21	Colfax	Record daily precipitation	48.8 mm (1.9 in)	17.3 mm (0.7 in)	4	22 of 100 (Routine)
2026-04-21	Fremont	Record daily precipitation	33.8 mm (1.3 in)	4.3 mm (0.17 in)	8	22 of 100 (Routine)
2026-04-21	Fairfield	Record daily precipitation	23.4 mm (0.9 in)	0.8 mm (0.03 in)	71	20 of 100 (Routine)
2026-04-21	Harry L Englebright Dam	Record daily precipitation	17.5 mm (0.7 in)	4.5 mm (0.18 in)	45	20 of 100 (Routine)
2026-04-21	Lake Solano	Record daily precipitation	22.1 mm (0.9 in)	13.0 mm (0.5 in)	24	20 of 100 (Routine)
2026-04-21	Markley Cove	Record daily precipitation	24.6 mm (1.0 in)	16.2 mm (0.6 in)	43	20 of 100 (Routine)
2026-04-21	Newman	Record daily precipitation	14.2 mm (0.6 in)	0.7 mm (0.03 in)	71	20 of 100 (Routine)
2026-04-21	Panoche 2 W	Record daily precipitation	6.9 mm (0.27 in)	1.1 mm (0.04 in)	59	20 of 100 (Routine)
2026-04-21	Redwood City	Record daily precipitation	11.7 mm (0.5 in)	2.8 mm (0.11 in)	71	20 of 100 (Routine)
2026-04-21	San Francisco Oceanside	Record daily precipitation	13.5 mm (0.5 in)	2.6 mm (0.10 in)	64	20 of 100 (Routine)
2026-04-21	Tracy Carbona	Record daily precipitation	17.3 mm (0.7 in)	7.1 mm (0.28 in)	24	20 of 100 (Routine)
2026-04-21	Austin #2	Record daily precipitation	16.0 mm (0.6 in)	0.5 mm (0.02 in)	111	20 of 100 (Routine)
2026-04-21	Malheur Refuge HQ	Record daily precipitation	8.9 mm (0.35 in)	3.6 mm (0.14 in)	21	20 of 100 (Routine)
2026-04-21	County Line	Record daily precipitation	15.2 mm (0.6 in)	10.1 mm (0.4 in)	40	20 of 100 (Routine)
2026-04-21	Bourne	Record daily precipitation	15.2 mm (0.6 in)	5.0 mm (0.20 in)	21	20 of 100 (Routine)
2026-04-21	Meacham	Record daily precipitation	16.8 mm (0.7 in)	0.5 mm (0.02 in)	68	20 of 100 (Routine)
2026-04-21	Red Bluff Muni AP	Record daily precipitation	17.5 mm (0.7 in)	0.2 mm (0.01 in)	125	20 of 100 (Routine)
2026-04-21	Monterey Peninsul AP	Record daily precipitation	11.9 mm (0.5 in)	8.6 mm (0.34 in)	4	19 of 100 (Routine)
2026-04-21	Fiddletown Dexter Rch	Record daily precipitation	34.0 mm (1.3 in)	4.3 mm (0.17 in)	24	18 of 100 (Routine)
2026-04-21	Grass Valley #2	Record daily precipitation	43.2 mm (1.7 in)	15.5 mm (0.6 in)	4	18 of 100 (Routine)
2026-04-21	Saddle Mountain	Record daily precipitation	22.9 mm (0.9 in)	7.7 mm (0.30 in)	29	18 of 100 (Routine)
2026-04-21	Livermore	Record daily precipitation	19.8 mm (0.8 in)	3.8 mm (0.15 in)	4	17 of 100 (Routine)
2026-04-21	Eilertson Meadows	Record daily precipitation	15.2 mm (0.6 in)	2.5 mm (0.10 in)	29	17 of 100 (Routine)
2026-04-21	Fresno Yosemite Intl	Record daily precipitation	12.7 mm (0.5 in)	4.6 mm (0.18 in)	16	17 of 100 (Routine)
2026-04-21	Seine Creek	Record daily precipitation	20.3 mm (0.8 in)	5.1 mm (0.20 in)	29	16 of 100 (Routine)
2026-04-21	Oakland Museum	Record daily precipitation	10.9 mm (0.4 in)	3.5 mm (0.14 in)	19	14 of 100 (Routine)
2026-04-21	Nevada City	Record daily precipitation	34.3 mm (1.4 in)	1.3 mm (0.05 in)	4	11 of 100 (Routine)
2026-04-21	Skyline Ridge Preserve	Record daily precipitation	27.2 mm (1.1 in)	1.3 mm (0.05 in)	24	11 of 100 (Routine)
2026-04-21	Watsonville Wtr Wks	Record daily precipitation	18.0 mm (0.7 in)	0.7 mm (0.03 in)	4	11 of 100 (Routine)
2026-04-21	Mt Diablo Junction	Record daily precipitation	19.8 mm (0.8 in)	2.0 mm (0.08 in)	4	10 of 100 (Routine)
2026-04-21	Trinity Rvr Hatchery	Record daily precipitation	17.0 mm (0.7 in)	1.0 mm (0.04 in)	15	10 of 100 (Routine)
2026-04-21	Graham Guard Sta.	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	37	3 of 100 (Routine)
2026-04-21	Moss Springs	Record daily precipitation (tie)	15.2 mm (0.6 in)	tie	36	3 of 100 (Routine)
2026-04-21	Gold Center	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	28	3 of 100 (Routine)
2026-04-21	Beaver Reservoir	Record daily precipitation (tie)	15.2 mm (0.6 in)	tie	21	2 of 100 (Routine)
2026-04-21	Bowman Springs	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	21	2 of 100 (Routine)
2026-04-21	Leavitt Meadows	Record daily precipitation (tie)	15.2 mm (0.6 in)	tie	4	1 of 100 (Routine)
2026-04-22	Wallace	Record daily precipitation	41.4 mm (1.6 in)	27.7 mm (1.1 in)	84	73 of 100 (Major)
2026-04-22	Mullan Pass Vor/Dme	Record daily precipitation	27.2 mm (1.1 in)	19.3 mm (0.8 in)	71	69 of 100 (Major)
2026-04-22	Moscow U of I	Record daily precipitation	26.2 mm (1.0 in)	11.7 mm (0.5 in)	117	62 of 100 (Major)
2026-04-22	Walla Walla Rgnl AP	Record daily precipitation	30.0 mm (1.2 in)	16.8 mm (0.7 in)	68	59 of 100 (Notable)
2026-04-22	Arbuckle Mtn	Record daily precipitation	43.2 mm (1.7 in)	28.0 mm (1.1 in)	28	52 of 100 (Notable)
2026-04-22	Missoula 6 NW WFO	Record daily precipitation	25.7 mm (1.0 in)	10.7 mm (0.4 in)	61	51 of 100 (Notable)
2026-04-22	Elk Butte	Record daily precipitation	38.1 mm (1.5 in)	22.9 mm (0.9 in)	37	49 of 100 (Notable)
2026-04-22	Meacham	Record daily precipitation	49.3 mm (1.9 in)	33.3 mm (1.3 in)	5	48 of 100 (Notable)
2026-04-22	Lemhi Ridge	Record daily precipitation	30.5 mm (1.2 in)	15.3 mm (0.6 in)	33	47 of 100 (Notable)
2026-04-22	San Andreas 2	Record daily precipitation	38.1 mm (1.5 in)	20.3 mm (0.8 in)	71	44 of 100 (Notable)
2026-04-22	Sonora	Record daily precipitation	37.1 mm (1.5 in)	13.5 mm (0.5 in)	71	42 of 100 (Notable)
2026-04-22	Saint Ignatius	Record daily precipitation	27.9 mm (1.1 in)	13.2 mm (0.5 in)	32	42 of 100 (Notable)
2026-04-22	Mountain Meadows	Record daily precipitation	33.0 mm (1.3 in)	17.8 mm (0.7 in)	32	42 of 100 (Notable)
2026-04-22	Moss Springs	Record daily precipitation	48.3 mm (1.9 in)	30.5 mm (1.2 in)	12	42 of 100 (Notable)
2026-04-22	Emigrant Springs	Record daily precipitation	38.1 mm (1.5 in)	22.9 mm (0.9 in)	5	40 of 100 (Notable)
2026-04-22	Exchequer Dam	Record daily precipitation	30.7 mm (1.2 in)	12.9 mm (0.5 in)	64	39 of 100 (Notable)
2026-04-22	Crater Meadows	Record daily precipitation	40.6 mm (1.6 in)	17.7 mm (0.7 in)	40	39 of 100 (Notable)
2026-04-22	Lookout	Record daily precipitation	27.9 mm (1.1 in)	12.7 mm (0.5 in)	40	38 of 100 (Notable)
2026-04-22	Mica Creek	Record daily precipitation	43.2 mm (1.7 in)	25.4 mm (1.0 in)	5	38 of 100 (Notable)
2026-04-22	Madison Butte	Record daily precipitation	25.4 mm (1.0 in)	12.7 mm (0.5 in)	21	38 of 100 (Notable)
2026-04-22	Dupuyer Creek	Record daily precipitation	27.9 mm (1.1 in)	17.7 mm (0.7 in)	27	35 of 100 (Notable)
2026-04-22	Mores Creek Summit	Record daily precipitation	38.1 mm (1.5 in)	15.2 mm (0.6 in)	36	35 of 100 (Notable)
2026-04-22	Lucky Strike	Record daily precipitation	27.9 mm (1.1 in)	12.7 mm (0.5 in)	29	35 of 100 (Notable)
2026-04-22	High Ridge	Record daily precipitation	27.9 mm (1.1 in)	15.2 mm (0.6 in)	36	35 of 100 (Notable)
2026-04-22	Bear Basin	Record daily precipitation	33.0 mm (1.3 in)	12.7 mm (0.5 in)	36	34 of 100 (Routine)
2026-04-22	Cool Creek	Record daily precipitation	27.9 mm (1.1 in)	12.7 mm (0.5 in)	40	33 of 100 (Routine)
2026-04-22	Bear Saddle	Record daily precipitation	38.1 mm (1.5 in)	5.1 mm (0.20 in)	35	33 of 100 (Routine)
2026-04-22	Centerville Cooper Dr	Record daily precipitation	29.0 mm (1.1 in)	2.1 mm (0.08 in)	71	31 of 100 (Routine)
2026-04-22	Taylor Green	Record daily precipitation	25.4 mm (1.0 in)	7.6 mm (0.30 in)	43	30 of 100 (Routine)
2026-04-22	Tony Grove Lake	Record daily precipitation	40.6 mm (1.6 in)	10.1 mm (0.4 in)	44	29 of 100 (Routine)
2026-04-22	South Mtn.	Record daily precipitation	25.4 mm (1.0 in)	10.2 mm (0.4 in)	36	29 of 100 (Routine)
2026-04-22	Madison Plateau	Record daily precipitation	30.5 mm (1.2 in)	10.2 mm (0.4 in)	32	28 of 100 (Routine)
2026-04-22	Stuart Mountain	Record daily precipitation	25.4 mm (1.0 in)	10.2 mm (0.4 in)	28	28 of 100 (Routine)
2026-04-22	Grass Valley #2	Record daily precipitation	25.9 mm (1.0 in)	11.7 mm (0.5 in)	36	25 of 100 (Routine)
2026-04-22	Darkhorse Lake	Record daily precipitation	43.2 mm (1.7 in)	2.6 mm (0.10 in)	24	25 of 100 (Routine)
2026-04-22	Mud Mtn Dam	Record daily precipitation	33.3 mm (1.3 in)	9.4 mm (0.37 in)	12	24 of 100 (Routine)
2026-04-22	Shanghi Summit	Record daily precipitation	45.7 mm (1.8 in)	5.1 mm (0.20 in)	7	23 of 100 (Routine)
2026-04-22	Cherry Valley Dam	Record daily precipitation	53.1 mm (2.1 in)	15.3 mm (0.6 in)	19	22 of 100 (Routine)
2026-04-22	White Elephant	Record daily precipitation	33.0 mm (1.3 in)	7.6 mm (0.30 in)	32	22 of 100 (Routine)
2026-04-22	Kamiah	Record daily precipitation	35.1 mm (1.4 in)	0.6 mm (0.02 in)	0	21 of 100 (Routine)
2026-04-22	Grassy Lake	Record daily precipitation	25.4 mm (1.0 in)	5.1 mm (0.20 in)	33	21 of 100 (Routine)
2026-04-22	Aspendell	Record daily precipitation	11.7 mm (0.5 in)	7.1 mm (0.28 in)	96	20 of 100 (Routine)
2026-04-22	Los Banos Arburua Rch	Record daily precipitation	13.2 mm (0.5 in)	8.1 mm (0.32 in)	19	20 of 100 (Routine)
2026-04-22	Swan Falls Ph	Record daily precipitation	9.9 mm (0.39 in)	2.0 mm (0.08 in)	68	20 of 100 (Routine)
2026-04-22	Skq Dam	Record daily precipitation	10.2 mm (0.4 in)	3.6 mm (0.14 in)	55	20 of 100 (Routine)
2026-04-22	Thompson Falls Ph	Record daily precipitation	8.9 mm (0.35 in)	0.8 mm (0.03 in)	68	20 of 100 (Routine)
2026-04-22	Trout Creek Rs	Record daily precipitation	10.4 mm (0.4 in)	0.2 mm (0.01 in)	61	20 of 100 (Routine)
2026-04-22	Gerber Dam	Record daily precipitation	5.9 mm (0.23 in)	0.6 mm (0.02 in)	89	20 of 100 (Routine)
2026-04-22	Milton Freewater	Record daily precipitation	24.4 mm (1.0 in)	5.3 mm (0.21 in)	93	20 of 100 (Routine)
2026-04-22	Owyhee Dam	Record daily precipitation	10.9 mm (0.4 in)	2.8 mm (0.11 in)	23	20 of 100 (Routine)
2026-04-22	Union	Record daily precipitation	16.0 mm (0.6 in)	6.6 mm (0.26 in)	36	20 of 100 (Routine)
2026-04-22	Everett	Record daily precipitation	17.8 mm (0.7 in)	6.9 mm (0.27 in)	12	20 of 100 (Routine)
2026-04-22	Ice Harbor Dam	Record daily precipitation	14.2 mm (0.6 in)	7.1 mm (0.28 in)	37	20 of 100 (Routine)
2026-04-22	Kennewick	Record daily precipitation	9.4 mm (0.37 in)	1.3 mm (0.05 in)	93	20 of 100 (Routine)
2026-04-22	Lind 3 NE	Record daily precipitation	16.0 mm (0.6 in)	6.3 mm (0.25 in)	71	20 of 100 (Routine)
2026-04-22	Priest Rapids Dam	Record daily precipitation	12.7 mm (0.5 in)	1.5 mm (0.06 in)	37	20 of 100 (Routine)
2026-04-22	Prosser	Record daily precipitation	14.7 mm (0.6 in)	6.8 mm (0.27 in)	71	20 of 100 (Routine)
2026-04-22	Richland	Record daily precipitation	17.0 mm (0.7 in)	11.4 mm (0.4 in)	32	20 of 100 (Routine)
2026-04-22	Wenatchee	Record daily precipitation	19.1 mm (0.8 in)	15.8 mm (0.6 in)	37	20 of 100 (Routine)
2026-04-22	Lewis Lake Divide	Record daily precipitation	22.9 mm (0.9 in)	12.7 mm (0.5 in)	37	20 of 100 (Routine)
2026-04-22	Whiskey Creek	Record daily precipitation	22.9 mm (0.9 in)	7.7 mm (0.30 in)	33	20 of 100 (Routine)
2026-04-22	Divide	Record daily precipitation	20.3 mm (0.8 in)	10.1 mm (0.4 in)	36	20 of 100 (Routine)
2026-04-22	Oxford Spring	Record daily precipitation	15.2 mm (0.6 in)	5.0 mm (0.20 in)	36	20 of 100 (Routine)
2026-04-22	Emery Creek	Record daily precipitation	20.3 mm (0.8 in)	10.1 mm (0.4 in)	44	20 of 100 (Routine)
2026-04-22	Moose Creek	Record daily precipitation	20.3 mm (0.8 in)	12.7 mm (0.5 in)	32	20 of 100 (Routine)
2026-04-22	Moonshine	Record daily precipitation	22.9 mm (0.9 in)	10.2 mm (0.4 in)	19	20 of 100 (Routine)
2026-04-22	Bear Canyon	Record daily precipitation	15.2 mm (0.6 in)	5.0 mm (0.20 in)	36	20 of 100 (Routine)
2026-04-22	Hand Creek	Record daily precipitation	20.3 mm (0.8 in)	12.7 mm (0.5 in)	4	20 of 100 (Routine)
2026-04-22	Nez Perce Camp	Record daily precipitation	22.9 mm (0.9 in)	12.7 mm (0.5 in)	32	20 of 100 (Routine)
2026-04-22	Bostetter R.S.	Record daily precipitation	22.9 mm (0.9 in)	5.1 mm (0.20 in)	36	20 of 100 (Routine)
2026-04-22	Lost Lake	Record daily precipitation	30.5 mm (1.2 in)	2.6 mm (0.10 in)	44	20 of 100 (Routine)
2026-04-22	Prairie	Record daily precipitation	17.8 mm (0.7 in)	7.6 mm (0.30 in)	36	20 of 100 (Routine)
2026-04-22	County Line	Record daily precipitation	20.3 mm (0.8 in)	7.6 mm (0.30 in)	36	20 of 100 (Routine)
2026-04-22	Bowman Springs	Record daily precipitation	20.3 mm (0.8 in)	10.1 mm (0.4 in)	36	20 of 100 (Routine)
2026-04-22	Trough	Record daily precipitation	20.3 mm (0.8 in)	10.1 mm (0.4 in)	29	20 of 100 (Routine)
2026-04-22	Sandberg	Record daily precipitation	24.6 mm (1.0 in)	19.3 mm (0.8 in)	59	20 of 100 (Routine)
2026-04-22	Mtn Home AFB	Record daily precipitation	4.8 mm (0.19 in)	1.2 mm (0.05 in)	61	20 of 100 (Routine)
2026-04-22	Moses Lake Grant Co AP	Record daily precipitation	20.8 mm (0.8 in)	15.5 mm (0.6 in)	12	20 of 100 (Routine)
2026-04-22	Boise Air Terminal	Record daily precipitation	22.1 mm (0.9 in)	13.0 mm (0.5 in)	12	20 of 100 (Routine)
2026-04-22	Ephrata AP	Record daily precipitation	21.6 mm (0.9 in)	13.5 mm (0.5 in)	12	20 of 100 (Routine)
2026-04-22	Missoula Intl AP	Record daily precipitation	23.4 mm (0.9 in)	5.6 mm (0.22 in)	32	20 of 100 (Routine)
2026-04-22	Pendleton	Record daily precipitation	16.0 mm (0.6 in)	6.3 mm (0.25 in)	93	20 of 100 (Routine)
2026-04-22	Ellensburg Bowers Fld	Record daily precipitation	12.7 mm (0.5 in)	9.7 mm (0.38 in)	5	20 of 100 (Routine)
2026-04-22	Yakima AP	Record daily precipitation	19.0 mm (0.7 in)	4.5 mm (0.18 in)	64	20 of 100 (Routine)
2026-04-22	Wenatchee Pangborn Mem AP	Record daily precipitation	18.8 mm (0.7 in)	13.2 mm (0.5 in)	65	20 of 100 (Routine)
2026-04-22	Coleman Fisheries STN	Record daily precipitation	27.9 mm (1.1 in)	9.1 mm (0.36 in)	9	19 of 100 (Routine)
2026-04-22	Riddle	Record daily precipitation	14.2 mm (0.6 in)	0.7 mm (0.03 in)	28	19 of 100 (Routine)
2026-04-22	Monroe	Record daily precipitation	24.9 mm (1.0 in)	6.1 mm (0.24 in)	5	19 of 100 (Routine)
2026-04-22	Slug Creek Divide	Record daily precipitation	15.2 mm (0.6 in)	2.5 mm (0.10 in)	36	19 of 100 (Routine)
2026-04-22	Bisson Creek	Record daily precipitation	27.9 mm (1.1 in)	5.0 mm (0.20 in)	32	19 of 100 (Routine)
2026-04-22	Banfield Mountain	Record daily precipitation	15.2 mm (0.6 in)	10.1 mm (0.4 in)	4	19 of 100 (Routine)
2026-04-22	Gold Center	Record daily precipitation	12.7 mm (0.5 in)	2.5 mm (0.10 in)	32	19 of 100 (Routine)
2026-04-22	Grants Pass	Record daily precipitation	13.0 mm (0.5 in)	0.3 mm (0.01 in)	28	18 of 100 (Routine)
2026-04-22	Plymouth	Record daily precipitation	9.7 mm (0.38 in)	3.6 mm (0.14 in)	19	18 of 100 (Routine)
2026-04-22	Island Park	Record daily precipitation	12.7 mm (0.5 in)	2.5 mm (0.10 in)	32	18 of 100 (Routine)
2026-04-22	Black Pine	Record daily precipitation	12.7 mm (0.5 in)	2.5 mm (0.10 in)	31	18 of 100 (Routine)
2026-04-22	Mt Hood Test Site	Record daily precipitation	38.1 mm (1.5 in)	2.5 mm (0.10 in)	40	18 of 100 (Routine)
2026-04-22	Hysham 25 SSE	Record daily precipitation	12.2 mm (0.5 in)	4.3 mm (0.17 in)	15	17 of 100 (Routine)
2026-04-22	Twin Bridges	Record daily precipitation	5.6 mm (0.22 in)	0.3 mm (0.01 in)	33	17 of 100 (Routine)
2026-04-22	Sedgwick Peak	Record daily precipitation	17.8 mm (0.7 in)	2.6 mm (0.10 in)	36	17 of 100 (Routine)
2026-04-22	Lubrecht Flume	Record daily precipitation	12.7 mm (0.5 in)	2.5 mm (0.10 in)	31	17 of 100 (Routine)
2026-04-22	Twelvemile Creek	Record daily precipitation	20.3 mm (0.8 in)	2.5 mm (0.10 in)	32	17 of 100 (Routine)
2026-04-22	Hemlock Butte	Record daily precipitation	27.9 mm (1.1 in)	2.5 mm (0.10 in)	36	17 of 100 (Routine)
2026-04-22	Buttonwillow	Record daily precipitation	6.9 mm (0.27 in)	1.8 mm (0.07 in)	19	16 of 100 (Routine)
2026-04-22	Howell Canyon	Record daily precipitation	27.9 mm (1.1 in)	7.6 mm (0.30 in)	12	16 of 100 (Routine)
2026-04-22	Sutter Hill Cdf	Record daily precipitation	51.3 mm (2.0 in)	2.8 mm (0.11 in)	19	15 of 100 (Routine)
2026-04-22	Magic Mountain	Record daily precipitation	25.4 mm (1.0 in)	5.1 mm (0.20 in)	12	15 of 100 (Routine)
2026-04-22	Acampo 5NE	Record daily precipitation	20.8 mm (0.8 in)	4.3 mm (0.17 in)	19	13 of 100 (Routine)
2026-04-22	Entiat Fish Hatchery	Record daily precipitation	6.4 mm (0.25 in)	0.6 mm (0.02 in)	29	12 of 100 (Routine)
2026-04-22	Crystal Lake	Record daily precipitation	43.2 mm (1.7 in)	5.1 mm (0.20 in)	15	12 of 100 (Routine)
2026-04-22	Mount Lockhart	Record daily precipitation	22.9 mm (0.9 in)	2.6 mm (0.10 in)	15	12 of 100 (Routine)
2026-04-22	Mosquito Ridge	Record daily precipitation	15.2 mm (0.6 in)	5.0 mm (0.20 in)	5	12 of 100 (Routine)
2026-04-22	Laurel Draw	Record daily precipitation	27.9 mm (1.1 in)	2.5 mm (0.10 in)	16	12 of 100 (Routine)
2026-04-22	Lemolo Lake 3 NNW	Record daily precipitation	20.3 mm (0.8 in)	1.2 mm (0.05 in)	19	10 of 100 (Routine)
2026-04-22	Franklin Basin	Record daily precipitation	27.9 mm (1.1 in)	2.5 mm (0.10 in)	15	10 of 100 (Routine)
2026-04-22	Lookingglass	Record daily precipitation	17.3 mm (0.7 in)	1.8 mm (0.07 in)	9	9 of 100 (Routine)
2026-04-22	Quartz Peak	Record daily precipitation	15.2 mm (0.6 in)	2.5 mm (0.10 in)	5	8 of 100 (Routine)
2026-04-22	Black Bear	Record daily precipitation (tie)	40.6 mm (1.6 in)	tie	40	6 of 100 (Routine)
2026-04-22	Chelan	Record daily precipitation (tie)	5.3 mm (0.21 in)	tie	37	5 of 100 (Routine)
2026-04-22	Emigrant Summit	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	40	4 of 100 (Routine)
2026-04-22	Twin Lakes	Record daily precipitation (tie)	22.9 mm (0.9 in)	tie	40	4 of 100 (Routine)
2026-04-22	Beaver Reservoir	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	40	4 of 100 (Routine)
2026-04-22	Pigtail Peak	Record daily precipitation (tie)	25.4 mm (1.0 in)	tie	40	4 of 100 (Routine)
2026-04-22	Snake River Station	Record daily precipitation (tie)	7.6 mm (0.30 in)	tie	36	3 of 100 (Routine)
2026-04-22	Vienna Mine	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	28	3 of 100 (Routine)
2026-04-22	Mud Flat	Record daily precipitation (tie)	15.2 mm (0.6 in)	tie	36	3 of 100 (Routine)
2026-04-22	Lamance Creek	Record daily precipitation (tie)	22.9 mm (0.9 in)	tie	36	3 of 100 (Routine)
2026-04-22	Granite Peak	Record daily precipitation (tie)	17.8 mm (0.7 in)	tie	36	3 of 100 (Routine)
2026-04-22	Grouse Camp	Record daily precipitation (tie)	30.5 mm (1.2 in)	tie	37	3 of 100 (Routine)
2026-04-22	Green Lake	Record daily precipitation (tie)	15.2 mm (0.6 in)	tie	29	3 of 100 (Routine)
2026-04-22	Preston	Record daily precipitation (tie)	5.8 mm (0.23 in)	tie	12	2 of 100 (Routine)
2026-04-22	Quincy	Record daily precipitation (tie)	14.2 mm (0.6 in)	tie	12	2 of 100 (Routine)
2026-04-22	Hilts Creek	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	16	2 of 100 (Routine)
2026-04-22	Humboldt Gulch	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	25	2 of 100 (Routine)
2026-04-22	Camas Creek Divide	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	19	2 of 100 (Routine)
2026-04-22	Hole-in-Mountain	Record daily precipitation (tie)	22.9 mm (0.9 in)	tie	19	2 of 100 (Routine)
2026-04-22	Jacks Peak	Record daily precipitation (tie)	20.3 mm (0.8 in)	tie	19	2 of 100 (Routine)
2026-04-22	Daly Creek	Record daily precipitation (tie)	7.6 mm (0.30 in)	tie	12	1 of 100 (Routine)
2026-04-22	Warm Springs	Record daily precipitation (tie)	22.9 mm (0.9 in)	tie	12	1 of 100 (Routine)
2026-04-22	Jack Creek Upper	Record daily precipitation (tie)	22.9 mm (0.9 in)	tie	12	1 of 100 (Routine)
2026-04-22	Cascade Summit	Record daily precipitation (tie)	20.3 mm (0.8 in)	tie	5	1 of 100 (Routine)
2026-04-23	Hungry Horse Dam	Record daily precipitation	31.5 mm (1.2 in)	19.8 mm (0.8 in)	72	66 of 100 (Major)
2026-04-23	Ft Peck Pwr Plt	Record daily precipitation	35.6 mm (1.4 in)	24.9 mm (1.0 in)	47	61 of 100 (Major)
2026-04-23	Glasgow	Record daily precipitation	34.3 mm (1.4 in)	8.1 mm (0.32 in)	55	53 of 100 (Notable)
2026-04-23	Alberton	Record daily precipitation	38.6 mm (1.5 in)	9.6 mm (0.38 in)	20	45 of 100 (Notable)
2026-04-23	Pierce	Record daily precipitation	35.3 mm (1.4 in)	12.7 mm (0.5 in)	61	44 of 100 (Notable)
2026-04-23	W Glacier	Record daily precipitation	27.9 mm (1.1 in)	12.2 mm (0.5 in)	29	41 of 100 (Notable)
2026-04-23	Mill Creek Dam	Record daily precipitation	30.7 mm (1.2 in)	13.4 mm (0.5 in)	28	40 of 100 (Notable)
2026-04-23	Creston	Record daily precipitation	28.4 mm (1.1 in)	14.2 mm (0.6 in)	5	35 of 100 (Notable)
2026-04-23	Potlatch 3 NNE	Record daily precipitation	32.0 mm (1.3 in)	6.6 mm (0.26 in)	28	30 of 100 (Routine)
2026-04-23	Government Camp	Record daily precipitation	42.7 mm (1.7 in)	11.7 mm (0.5 in)	36	27 of 100 (Routine)
2026-04-23	Coeur D'Alene	Record daily precipitation	14.0 mm (0.6 in)	2.6 mm (0.10 in)	56	20 of 100 (Routine)
2026-04-23	Island Park	Record daily precipitation	22.1 mm (0.9 in)	3.3 mm (0.13 in)	32	20 of 100 (Routine)
2026-04-23	Brusett 3 E	Record daily precipitation	17.8 mm (0.7 in)	4.6 mm (0.18 in)	68	20 of 100 (Routine)
2026-04-23	Content 4 NNE	Record daily precipitation	23.4 mm (0.9 in)	15.8 mm (0.6 in)	40	20 of 100 (Routine)
2026-04-23	Glasgow 14 NW	Record daily precipitation	19.1 mm (0.8 in)	1.3 mm (0.05 in)	68	20 of 100 (Routine)
2026-04-23	Libby Dam (Base)	Record daily precipitation	19.6 mm (0.8 in)	9.2 mm (0.36 in)	4	20 of 100 (Routine)
2026-04-23	Zortman	Record daily precipitation	24.4 mm (1.0 in)	7.9 mm (0.31 in)	47	20 of 100 (Routine)
2026-04-23	Arlington	Record daily precipitation	11.2 mm (0.4 in)	3.3 mm (0.13 in)	29	20 of 100 (Routine)
2026-04-23	Trenton	Record daily precipitation	13.0 mm (0.5 in)	4.9 mm (0.19 in)	45	20 of 100 (Routine)
2026-04-23	Wilbur	Record daily precipitation	11.9 mm (0.5 in)	1.0 mm (0.04 in)	69	20 of 100 (Routine)
2026-04-23	Shell Creek	Record daily precipitation	17.8 mm (0.7 in)	7.6 mm (0.30 in)	47	20 of 100 (Routine)
2026-04-23	Snake River Station	Record daily precipitation	20.3 mm (0.8 in)	7.6 mm (0.30 in)	29	20 of 100 (Routine)
2026-04-23	Two Ocean Plateau	Record daily precipitation	22.9 mm (0.9 in)	7.7 mm (0.30 in)	40	20 of 100 (Routine)
2026-04-23	Togwotee Pass	Record daily precipitation	22.9 mm (0.9 in)	5.1 mm (0.20 in)	29	20 of 100 (Routine)
2026-04-23	Frohner Meadow	Record daily precipitation	12.7 mm (0.5 in)	2.5 mm (0.10 in)	47	20 of 100 (Routine)
2026-04-23	N Fk Elk Creek	Record daily precipitation	12.7 mm (0.5 in)	5.1 mm (0.20 in)	40	20 of 100 (Routine)
2026-04-23	St Marie	Record daily precipitation	17.8 mm (0.7 in)	12.7 mm (0.5 in)	25	20 of 100 (Routine)
2026-04-23	Boardman	Record daily precipitation	11.7 mm (0.5 in)	2.6 mm (0.10 in)	28	19 of 100 (Routine)
2026-04-23	Lewis Lake Divide	Record daily precipitation	22.9 mm (0.9 in)	2.6 mm (0.10 in)	40	19 of 100 (Routine)
2026-04-23	Base Camp	Record daily precipitation	17.8 mm (0.7 in)	2.6 mm (0.10 in)	29	17 of 100 (Routine)
2026-04-23	Wood Creek	Record daily precipitation	20.3 mm (0.8 in)	5.1 mm (0.20 in)	16	17 of 100 (Routine)
2026-04-23	Black Pine	Record daily precipitation	17.8 mm (0.7 in)	2.6 mm (0.10 in)	28	17 of 100 (Routine)
2026-04-23	Mullan	Record daily precipitation	21.8 mm (0.9 in)	2.5 mm (0.10 in)	29	16 of 100 (Routine)
2026-04-23	Cutler Dam	Record daily precipitation	16.8 mm (0.7 in)	2.6 mm (0.10 in)	28	16 of 100 (Routine)
2026-04-23	Horse Ridge	Record daily precipitation	15.2 mm (0.6 in)	2.5 mm (0.10 in)	28	16 of 100 (Routine)
2026-04-23	Emery Creek	Record daily precipitation	17.8 mm (0.7 in)	2.6 mm (0.10 in)	29	16 of 100 (Routine)
2026-04-23	Smoky Valley - Carvers	Record daily precipitation	2.5 mm (0.10 in)	0.2 mm (0.01 in)	27	15 of 100 (Routine)
2026-04-23	Nez Perce Camp	Record daily precipitation	15.2 mm (0.6 in)	2.5 mm (0.10 in)	5	11 of 100 (Routine)
2026-04-23	Younts Peak	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	40	4 of 100 (Routine)
2026-04-23	Sylvan Lake	Record daily precipitation (tie)	20.3 mm (0.8 in)	tie	40	4 of 100 (Routine)
2026-04-23	East Rim Divide	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	40	4 of 100 (Routine)
2026-04-23	Ice Harbor Dam	Record daily precipitation (tie)	10.4 mm (0.4 in)	tie	28	3 of 100 (Routine)
2026-04-23	Lubrecht Flume	Record daily precipitation (tie)	10.2 mm (0.4 in)	tie	36	3 of 100 (Routine)
2026-04-23	Warm Springs	Record daily precipitation (tie)	17.8 mm (0.7 in)	tie	36	3 of 100 (Routine)
2026-04-23	Calvert Creek	Record daily precipitation (tie)	7.6 mm (0.30 in)	tie	36	3 of 100 (Routine)
2026-04-23	Dupuyer Creek	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	16	2 of 100 (Routine)
2026-04-23	Sylvan Road	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	8	1 of 100 (Routine)
2026-04-23	Loomis Park	Record daily precipitation (tie)	12.7 mm (0.5 in)	tie	5	1 of 100 (Routine)
2026-04-23	Tony Grove Lake	Record daily precipitation (tie)	25.4 mm (1.0 in)	tie	5	1 of 100 (Routine)
2026-04-24	Pendleton Branch Exp STN	Record daily precipitation	21.3 mm (0.8 in)	8.9 mm (0.35 in)	29	20 of 100 (Routine)
2026-04-24	Potomac	Record daily precipitation	14.2 mm (0.6 in)	3.3 mm (0.13 in)	20	19 of 100 (Routine)
2026-04-24	Warrick 2 NW	Record daily precipitation	11.4 mm (0.4 in)	2.8 mm (0.11 in)	32	15 of 100 (Routine)

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Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.

Margin (mm)	Years the old record stood
28	84
19	71
20	72
32	71
12	117
25	47
16	37
17	68
11	32
13	65
21	71
19	59
6	93
8	55
19	59
28	28
11	61
7	71
16	12
14	12
6	71
23	37
33	5
17	60
5	93
15	33
13	71
7	96
10	20
13	32
20	71
13	61
16	40
11	71
13	32
14	71
13	32
1	93
18	32
31	12
12	29
10	40
10	5
12	71
13	28
23	5
0	125
5	64
13	64
18	40
13	12
13	25
19	59
7	37
13	40
25	5
13	21
18	24
1	89
7	36
10	36
9	29
10	19
10	36
19	16
4	71
16	43
3	71
5	68
14	5
18	27
10	44
15	36
13	29
15	36
16	16
13	37
13	36
8	36
2	68
8	47
13	40
5	35
1	71
3	56
1	69
2	71
4	55
16	24
8	19
23	16
7	24
7	28
1	68
9	4
8	47
8	40
8	43
35	4
6	59
3	64
1	68
9	37
5	45
10	44
8	36
10	36
6	32
10	5
1	71
8	24
10	32
10	28
13	4
10	29
1	61
3	29
12	36
8	33
1	68
1	59
5	32
7	12
8	29
12	36
13	24
5	40
3	24
1	60
0	61
9	12
5	36
13	19
5	45
3	32
3	23
3	47
5	36
5	36
5	7
15	19
17	4
4	8
6	35
2	37
5	25
5	29
8	32
1	0
4	21
5	33
5	21
3	44
9	9
3	20
3	28
1	28
6	5
3	40
3	36
5	32
3	36
10	4
3	32
9	4
4	24
16	4
4	24
0	28
4	19
3	32
3	31
3	40
8	29
4	4
4	15
0	33
3	29
3	36
5	16
3	28
3	31
3	32
3	36
3	29
1	24
5	16
2	19
3	29
3	28
3	28
3	29
8	12
5	29
3	19
1	16
3	32
0	27
3	29
5	12

Margin (mm)	Years the old record stood
28	84
19	71
20	72
32	71
12	117
25	47
16	37
17	68
11	32
13	65
21	71
19	59
6	93
8	55
19	59
28	28
11	61
7	71
16	12
14	12
6	71
23	37
33	5
17	60
5	93
15	33
13	71
7	96
10	20
13	32
20	71
13	61
16	40
11	71
13	32
14	71
13	32
1	93
18	32
31	12
12	29
10	40
10	5
12	71
13	28
23	5
0	125
5	64
13	64
18	40
13	12
13	25
19	59
7	37
13	40
25	5
13	21
18	24
1	89
7	36
10	36
9	29
10	19
10	36
19	16
4	71
16	43
3	71
5	68
14	5
18	27
10	44
15	36
13	29
15	36
16	16
13	37
13	36
8	36
2	68
8	47
13	40
5	35
1	71
3	56
1	69
2	71
4	55
16	24
8	19
23	16
7	24
7	28
1	68
9	4
8	47
8	40
8	43
35	4
6	59
3	64
1	68
9	37
5	45
10	44
8	36
10	36
6	32
10	5
1	71
8	24
10	32
10	28
13	4
10	29
1	61
3	29
12	36
8	33
1	68
1	59
5	32
7	12
8	29
12	36
13	24
5	40
3	24
1	60
0	61
9	12
5	36
13	19
5	45
3	32
3	23
3	47
5	36
5	36
5	7
15	19
17	4
4	8
6	35
2	37
5	25
5	29
8	32
1	0
4	21
5	33
5	21
3	44
9	9
3	20
3	28
1	28
6	5
3	40
3	36
5	32
3	36
10	4
3	32
9	4
4	24
16	4
4	24
0	28
4	19
3	32
3	31
3	40
8	29
4	4
4	15
0	33
3	29
3	36
5	16
3	28
3	31
3	32
3	36
3	29
1	24
5	16
2	19
3	29
3	28
3	28
3	29
8	12
5	29
3	19
1	16
3	32
0	27
3	29
5	12

Margin (mm)	Years the old record stood
28	84
19	71
20	72
32	71
12	117
25	47
16	37
17	68
11	32
13	65
21	71
19	59
6	93
8	55
19	59
28	28
11	61
7	71
16	12
14	12
6	71
23	37
33	5
17	60
5	93
15	33
13	71
7	96
10	20
13	32
20	71
13	61
16	40
11	71
13	32
14	71
13	32
1	93
18	32
31	12
12	29
10	40
10	5
12	71
13	28
23	5
0	125
5	64
13	64
18	40
13	12
13	25
19	59
7	37
13	40
25	5
13	21
18	24
1	89
7	36
10	36
9	29
10	19
10	36
19	16
4	71
16	43
3	71
5	68
14	5
18	27
10	44
15	36
13	29
15	36
16	16
13	37
13	36
8	36
2	68
8	47
13	40
5	35
1	71
3	56
1	69
2	71
4	55
16	24
8	19
23	16
7	24
7	28
1	68
9	4
8	47
8	40
8	43
35	4
6	59
3	64
1	68
9	37
5	45
10	44
8	36
10	36
6	32
10	5
1	71
8	24
10	32
10	28
13	4
10	29
1	61
3	29
12	36
8	33
1	68
1	59
5	32
7	12
8	29
12	36
13	24
5	40
3	24
1	60
0	61
9	12
5	36
13	19
5	45
3	32
3	23
3	47
5	36
5	36
5	7
15	19
17	4
4	8
6	35
2	37
5	25
5	29
8	32
1	0
4	21
5	33
5	21
3	44
9	9
3	20
3	28
1	28
6	5
3	40
3	36
5	32
3	36
10	4
3	32
9	4
4	24
16	4
4	24
0	28
4	19
3	32
3	31
3	40
8	29
4	4
4	15
0	33
3	29
3	36
5	16
3	28
3	31
3	32
3	36
3	29
1	24
5	16
2	19
3	29
3	28
3	28
3	29
8	12
5	29
3	19
1	16
3	32
0	27
3	29
5	12