Extreme rain in United States, 3 to 19 November 2020

Name: Extreme rain in United States, 3 to 19 November 2020
Start: 2020-11-03
End: 2020-11-19
Location: United States

Extreme rain in United States, 3 to 19 November 2020: 767 records at 666 stations, peak on 10 November 2020. Closed.

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

Key Facts

Extreme rain in United States, 3 to 19 November 2020 set or tied 767 station records at 666 stations.
It ran from 3 November 2020 to 19 November 2020 (17 days) and its peak day was 10 November 2020.
Status: closed.
Silverton set a daily record precipitation of 42.4 mm (1.7 in) on 7 November 2020.
The busiest day was 10 November 2020 with 138 records.
The oldest broken record in the ranked list had stood for 117 years.

Footprint

3 to 19 November 2020

The area covered by Extreme rain in United States, 3 to 19 November 2020 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, 3 to 19 November 2020: stations that set records in the event
Station	Type	Value	Date
Silverton	Record daily precipitation	42.4 mm (1.7 in)	2020-11-07
Lamar Rs	Record daily precipitation	26.7 mm (1.1 in)	2020-11-08
Durand	Record daily precipitation	43.2 mm (1.7 in)	2020-11-10
Pilot Rock 1 SE	Record daily precipitation	34.8 mm (1.4 in)	2020-11-06
Dodgeville Wwtp	Record daily precipitation	54.1 mm (2.1 in)	2020-11-11
The Poplars	Record daily precipitation	29.7 mm (1.2 in)	2020-11-15
Pendleton	Record daily precipitation	25.9 mm (1.0 in)	2020-11-06
Tower Falls	Record daily precipitation	25.4 mm (1.0 in)	2020-11-08
Logan 1 WNW	Record daily precipitation	40.6 mm (1.6 in)	2020-11-10
Chiloquin 12 NW (Fort Klamath)	Record daily precipitation	57.2 mm (2.3 in)	2020-11-15
Moro	Record daily precipitation	25.4 mm (1.0 in)	2020-11-06
Mineral Creek	Record daily precipitation	33.0 mm (1.3 in)	2020-11-07
Slumgullion	Record daily precipitation	35.6 mm (1.4 in)	2020-11-07
Hampton	Record daily precipitation	42.4 mm (1.7 in)	2020-11-10
Chippewa Falls	Record daily precipitation	37.6 mm (1.5 in)	2020-11-10
Beaver Is	Record daily precipitation	43.2 mm (1.7 in)	2020-11-11
Heppner	Record daily precipitation	21.1 mm (0.8 in)	2020-11-06
Bredette	Record daily precipitation	13.7 mm (0.5 in)	2020-11-08
Norris Madison Pwr House	Record daily precipitation	24.1 mm (0.9 in)	2020-11-08
Natoma	Record daily precipitation	23.6 mm (0.9 in)	2020-11-10

Records per Day

Peak day 138

Records set or tied each day from 3 November 2020 to 19 November 2020. The most in one day was 138 on 10 November 2020.

Records per day during Extreme rain in United States, 3 to 19 November 2020
Date	Records
2020-11-03	6
2020-11-04	8
2020-11-05	15
2020-11-06	36
2020-11-07	78
2020-11-08	86
2020-11-09	54
2020-11-10	138
2020-11-11	73
2020-11-12	4
2020-11-13	80
2020-11-14	66
2020-11-15	97
2020-11-16	6
2020-11-17	3
2020-11-18	15
2020-11-19	2

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 3 to 19 November 2020 ranked by margin
Chippewa Falls, 11-10	32.0 mm (1.3 in)
Durand, 11-10	31.5 mm (1.2 in)
Slumgullion, 11-07	30.5 mm (1.2 in)
Silverton, 11-07	29.2 mm (1.1 in)
Mineral Creek, 11-07	27.9 mm (1.1 in)
Dodgeville Wwtp, 11-11	23.6 mm (0.9 in)
Chiloquin 12 NW (Fort Klamath), 11-15	23.2 mm (0.9 in)
Lamar Rs, 11-08	21.6 mm (0.9 in)
Logan 1 WNW, 11-10	19.8 mm (0.8 in)
Pilot Rock 1 SE, 11-06	19.6 mm (0.8 in)
Pendleton, 11-06	18.8 mm (0.7 in)
The Poplars, 11-15	17.8 mm (0.7 in)
Natoma, 11-10	17.8 mm (0.7 in)
Norris Madison Pwr House, 11-08	16.2 mm (0.6 in)
Tower Falls, 11-08	15.0 mm (0.6 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

500 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, 3 to 19 November 2020
Margin (mm)	Years the old record stood
29	100
22	96
16	89
32	74
20	47
24	117
18	78
15	54
19	40
20	105
23	31
18	105
10	88
13	54
10	28
28	37
31	37
13	111
12	105
32	14
43	37
38	34
9	52
19	30
36	34
15	23
51	39
18	8
25	33
29	46
28	55
51	30
38	30
25	34
3	81
33	28
23	24
4	93
15	91
10	110
23	34
11	22
22	48
18	10
20	4
20	46
8	105
8	60
5	20
13	74
7	2
14	79
16	21
12	80
7	111
13	55
9	57
10	40
6	74
20	5
22	52
15	50
18	42
18	25
17	43
5	109
43	33
10	100
8	43
5	101
12	10
20	48
3	104
2	117
5	111
33	30
46	39
7	62
29	37
10	73
28	22
3	94
2	101
4	94
18	24
20	10
18	36
13	34
1	73
10	6
4	105
15	36
28	45
10	57
20	39
8	57
3	101
18	46
2	101
10	15
8	23
3	93
1	100
4	88
3	105
15	53
1	109
11	72
1	117
12	47
11	14
1	105
33	38
20	38
7	74
15	52
16	52
10	50
8	35
10	39
13	37
4	71
24	14
23	46
11	39
4	70
15	3
18	48
8	15
6	35
7	0
13	48
1	96
10	36
12	52
4	73
12	79
2	89
20	16
12	50
1	22
19	22
6	23
5	52
16	14
28	30
13	39
15	29
36	14
13	34
14	46
12	48
14	52
8	25
1	81
11	70
10	36
10	40
10	13
33	26
23	39
14	14
13	46
11	43
5	25
9	70
1	80
20	14
15	37
18	38
2	74
7	32
3	78
16	48
5	28
7	23
9	59
13	63
4	79
43	4
0	80
6	29
13	34
20	16
8	37
3	68
18	12
6	19
2	66
8	48
8	43
1	38
10	48
3	66
1	74
10	50
2	66
1	79
20	14
5	31

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 3 to 19 November 2020 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, 3 to 19 November 2020 (this event)	767 records

Every Record Set

20 of 767

Every record set or tied during Extreme rain in United States, 3 to 19 November 2020, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2020-11-06	Pilot Rock 1 SE	Record daily precipitation	34.8 mm (1.4 in)	19.6 mm (0.8 in)	47	64 of 100 (Major)
2020-11-06	Pendleton	Record daily precipitation	25.9 mm (1.0 in)	18.8 mm (0.7 in)	40	61 of 100 (Major)
2020-11-06	Moro	Record daily precipitation	25.4 mm (1.0 in)	10.2 mm (0.4 in)	88	57 of 100 (Notable)
2020-11-06	Heppner	Record daily precipitation	21.1 mm (0.8 in)	12.7 mm (0.5 in)	54	20 of 100 (Routine)
2020-11-07	Silverton	Record daily precipitation	42.4 mm (1.7 in)	29.2 mm (1.1 in)	100	80 of 100 (Exceptional)
2020-11-07	Mineral Creek	Record daily precipitation	33.0 mm (1.3 in)	27.9 mm (1.1 in)	37	55 of 100 (Notable)
2020-11-07	Slumgullion	Record daily precipitation	35.6 mm (1.4 in)	30.5 mm (1.2 in)	37	55 of 100 (Notable)
2020-11-08	Lamar Rs	Record daily precipitation	26.7 mm (1.1 in)	21.6 mm (0.9 in)	96	77 of 100 (Major)
2020-11-08	Tower Falls	Record daily precipitation	25.4 mm (1.0 in)	15.0 mm (0.6 in)	54	61 of 100 (Major)
2020-11-08	Bredette	Record daily precipitation	13.7 mm (0.5 in)	9.9 mm (0.39 in)	28	20 of 100 (Routine)
2020-11-08	Norris Madison Pwr House	Record daily precipitation	24.1 mm (0.9 in)	16.2 mm (0.6 in)	89	20 of 100 (Routine)
2020-11-10	Durand	Record daily precipitation	43.2 mm (1.7 in)	31.5 mm (1.2 in)	74	69 of 100 (Major)
2020-11-10	Logan 1 WNW	Record daily precipitation	40.6 mm (1.6 in)	19.8 mm (0.8 in)	105	60 of 100 (Major)
2020-11-10	Hampton	Record daily precipitation	42.4 mm (1.7 in)	13.2 mm (0.5 in)	111	54 of 100 (Notable)
2020-11-10	Chippewa Falls	Record daily precipitation	37.6 mm (1.5 in)	32.0 mm (1.3 in)	14	54 of 100 (Notable)
2020-11-10	Natoma	Record daily precipitation	23.6 mm (0.9 in)	17.8 mm (0.7 in)	105	20 of 100 (Routine)
2020-11-11	Dodgeville Wwtp	Record daily precipitation	54.1 mm (2.1 in)	23.6 mm (0.9 in)	117	64 of 100 (Major)
2020-11-11	Beaver Is	Record daily precipitation	43.2 mm (1.7 in)	12.2 mm (0.5 in)	105	54 of 100 (Notable)
2020-11-15	The Poplars	Record daily precipitation	29.7 mm (1.2 in)	17.8 mm (0.7 in)	78	63 of 100 (Major)
2020-11-15	Chiloquin 12 NW (Fort Klamath)	Record daily precipitation	57.2 mm (2.3 in)	23.2 mm (0.9 in)	31	59 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 767 records the event counts. The counts above use the full total.

Related Headlines

Third party news, headline and link only

Download the Data

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
29	100
22	96
16	89
32	74
20	47
24	117
18	78
15	54
19	40
20	105
23	31
18	105
10	88
13	54
10	28
28	37
31	37
13	111
12	105
32	14
43	37
38	34
9	52
19	30
36	34
15	23
51	39
18	8
25	33
29	46
28	55
51	30
38	30
25	34
3	81
33	28
23	24
4	93
15	91
10	110
23	34
11	22
22	48
18	10
20	4
20	46
8	105
8	60
5	20
13	74
7	2
14	79
16	21
12	80
7	111
13	55
9	57
10	40
6	74
20	5
22	52
15	50
18	42
18	25
17	43
5	109
43	33
10	100
8	43
5	101
12	10
20	48
3	104
2	117
5	111
33	30
46	39
7	62
29	37
10	73
28	22
3	94
2	101
4	94
18	24
20	10
18	36
13	34
1	73
10	6
4	105
15	36
28	45
10	57
20	39
8	57
3	101
18	46
2	101
10	15
8	23
3	93
1	100
4	88
3	105
15	53
1	109
11	72
1	117
12	47
11	14
1	105
33	38
20	38
7	74
15	52
16	52
10	50
8	35
10	39
13	37
4	71
24	14
23	46
11	39
4	70
15	3
18	48
8	15
6	35
7	0
13	48
1	96
10	36
12	52
4	73
12	79
2	89
20	16
12	50
1	22
19	22
6	23
5	52
16	14
28	30
13	39
15	29
36	14
13	34
14	46
12	48
14	52
8	25
1	81
11	70
10	36
10	40
10	13
33	26
23	39
14	14
13	46
11	43
5	25
9	70
1	80
20	14
15	37
18	38
2	74
7	32
3	78
16	48
5	28
7	23
9	59
13	63
4	79
43	4
0	80
6	29
13	34
20	16
8	37
3	68
18	12
6	19
2	66
8	48
8	43
1	38
10	48
3	66
1	74
10	50
2	66
1	79
20	14
5	31

Margin (mm)	Years the old record stood
29	100
22	96
16	89
32	74
20	47
24	117
18	78
15	54
19	40
20	105
23	31
18	105
10	88
13	54
10	28
28	37
31	37
13	111
12	105
32	14
43	37
38	34
9	52
19	30
36	34
15	23
51	39
18	8
25	33
29	46
28	55
51	30
38	30
25	34
3	81
33	28
23	24
4	93
15	91
10	110
23	34
11	22
22	48
18	10
20	4
20	46
8	105
8	60
5	20
13	74
7	2
14	79
16	21
12	80
7	111
13	55
9	57
10	40
6	74
20	5
22	52
15	50
18	42
18	25
17	43
5	109
43	33
10	100
8	43
5	101
12	10
20	48
3	104
2	117
5	111
33	30
46	39
7	62
29	37
10	73
28	22
3	94
2	101
4	94
18	24
20	10
18	36
13	34
1	73
10	6
4	105
15	36
28	45
10	57
20	39
8	57
3	101
18	46
2	101
10	15
8	23
3	93
1	100
4	88
3	105
15	53
1	109
11	72
1	117
12	47
11	14
1	105
33	38
20	38
7	74
15	52
16	52
10	50
8	35
10	39
13	37
4	71
24	14
23	46
11	39
4	70
15	3
18	48
8	15
6	35
7	0
13	48
1	96
10	36
12	52
4	73
12	79
2	89
20	16
12	50
1	22
19	22
6	23
5	52
16	14
28	30
13	39
15	29
36	14
13	34
14	46
12	48
14	52
8	25
1	81
11	70
10	36
10	40
10	13
33	26
23	39
14	14
13	46
11	43
5	25
9	70
1	80
20	14
15	37
18	38
2	74
7	32
3	78
16	48
5	28
7	23
9	59
13	63
4	79
43	4
0	80
6	29
13	34
20	16
8	37
3	68
18	12
6	19
2	66
8	48
8	43
1	38
10	48
3	66
1	74
10	50
2	66
1	79
20	14
5	31

Margin (mm)	Years the old record stood
29	100
22	96
16	89
32	74
20	47
24	117
18	78
15	54
19	40
20	105
23	31
18	105
10	88
13	54
10	28
28	37
31	37
13	111
12	105
32	14
43	37
38	34
9	52
19	30
36	34
15	23
51	39
18	8
25	33
29	46
28	55
51	30
38	30
25	34
3	81
33	28
23	24
4	93
15	91
10	110
23	34
11	22
22	48
18	10
20	4
20	46
8	105
8	60
5	20
13	74
7	2
14	79
16	21
12	80
7	111
13	55
9	57
10	40
6	74
20	5
22	52
15	50
18	42
18	25
17	43
5	109
43	33
10	100
8	43
5	101
12	10
20	48
3	104
2	117
5	111
33	30
46	39
7	62
29	37
10	73
28	22
3	94
2	101
4	94
18	24
20	10
18	36
13	34
1	73
10	6
4	105
15	36
28	45
10	57
20	39
8	57
3	101
18	46
2	101
10	15
8	23
3	93
1	100
4	88
3	105
15	53
1	109
11	72
1	117
12	47
11	14
1	105
33	38
20	38
7	74
15	52
16	52
10	50
8	35
10	39
13	37
4	71
24	14
23	46
11	39
4	70
15	3
18	48
8	15
6	35
7	0
13	48
1	96
10	36
12	52
4	73
12	79
2	89
20	16
12	50
1	22
19	22
6	23
5	52
16	14
28	30
13	39
15	29
36	14
13	34
14	46
12	48
14	52
8	25
1	81
11	70
10	36
10	40
10	13
33	26
23	39
14	14
13	46
11	43
5	25
9	70
1	80
20	14
15	37
18	38
2	74
7	32
3	78
16	48
5	28
7	23
9	59
13	63
4	79
43	4
0	80
6	29
13	34
20	16
8	37
3	68
18	12
6	19
2	66
8	48
8	43
1	38
10	48
3	66
1	74
10	50
2	66
1	79
20	14
5	31