Extreme rain in United States, 17 to 21 April 2020

Name: Extreme rain in United States, 17 to 21 April 2020
Start: 2020-04-17
End: 2020-04-21
Location: United States

Extreme rain in United States, 17 to 21 April 2020: 168 records at 163 stations, peak on 20 April 2020. Closed.

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

Key Facts

Extreme rain in United States, 17 to 21 April 2020 set or tied 168 station records at 163 stations.
It ran from 17 April 2020 to 21 April 2020 (5 days) and its peak day was 20 April 2020.
Status: closed.
Louisville 1 E set a daily record precipitation of 88.9 mm (3.5 in) on 20 April 2020.
The busiest day was 20 April 2020 with 97 records.
The oldest broken record in the ranked list had stood for 149 years.

Footprint

17 to 21 April 2020

The area covered by Extreme rain in United States, 17 to 21 April 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, 17 to 21 April 2020: stations that set records in the event
Station	Type	Value	Date
Louisville 1 E	Record daily precipitation	88.9 mm (3.5 in)	2020-04-20
Lafayette 2W	Record daily precipitation	138.4 mm (5.4 in)	2020-04-20
Wetumpka	Record daily precipitation	114.3 mm (4.5 in)	2020-04-20
Alexander City	Record daily precipitation	180.8 mm (7.1 in)	2020-04-20
Clanton	Record daily precipitation	213.4 mm (8.4 in)	2020-04-20
Hattiesburg 5SW	Record daily precipitation	108.0 mm (4.3 in)	2020-04-20
Glennville 3NW	Record daily precipitation	91.4 mm (3.6 in)	2020-04-20
Thorsby Exp STN	Record daily precipitation	173.5 mm (6.8 in)	2020-04-20
Beaufort MCAS	Record daily precipitation	101.9 mm (4.0 in)	2020-04-19
Macon Middle Ga Rgnl AP	Record daily precipitation	112.0 mm (4.4 in)	2020-04-19
Mt Vernon	Record daily precipitation	106.7 mm (4.2 in)	2020-04-20
W Pt	Record daily precipitation	128.5 mm (5.1 in)	2020-04-20
Hawkinsville	Record daily precipitation	103.6 mm (4.1 in)	2020-04-20
Midville Exp STN	Record daily precipitation	84.3 mm (3.3 in)	2020-04-20
Americus	Record daily precipitation	113.0 mm (4.4 in)	2020-04-20
Talbotton	Record daily precipitation	172.0 mm (6.8 in)	2020-04-19
Birmingham AP	Record daily precipitation	85.3 mm (3.4 in)	2020-04-19
Montgomery AP	Record daily precipitation	76.5 mm (3.0 in)	2020-04-19
Sandersville	Record daily precipitation	85.9 mm (3.4 in)	2020-04-20
Brooklet 1 W	Record daily precipitation	101.6 mm (4.0 in)	2020-04-20

Records per Day

Peak day 97

Records set or tied each day from 17 April 2020 to 21 April 2020. The most in one day was 97 on 20 April 2020.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 17 to 21 April 2020 ranked by margin
Clanton, 04-20	141.0 mm (5.6 in)
Talbotton, 04-19	121.7 mm (4.8 in)
Lafayette 2W, 04-20	111.0 mm (4.4 in)
Thorsby Exp STN, 04-20	100.6 mm (4.0 in)
Macon Middle Ga Rgnl AP, 04-19	86.1 mm (3.4 in)
Americus, 04-20	81.5 mm (3.2 in)
Hawkinsville, 04-20	73.6 mm (2.9 in)
Beaufort MCAS, 04-19	69.6 mm (2.7 in)
Hattiesburg 5SW, 04-20	64.3 mm (2.5 in)
Glennville 3NW, 04-20	63.0 mm (2.5 in)
W Pt, 04-20	62.5 mm (2.5 in)
Montgomery AP, 04-19	56.7 mm (2.2 in)
Alexander City, 04-20	53.3 mm (2.1 in)
Midville Exp STN, 04-20	52.3 mm (2.1 in)
Mt Vernon, 04-20	50.3 mm (2.0 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

168 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, 17 to 21 April 2020
Margin (mm)	Years the old record stood
44	108
111	73
44	126
53	14
141	38
64	85
63	29
101	38
70	32
50	55
86	29
63	38
74	7
52	29
82	5
122	1
36	69
19	56
57	38
46	32
47	36
53	38
77	11
43	39
8	125
71	28
5	108
27	41
55	28
27	69
3	108
3	108
3	108
2	149
62	28
53	38
38	50
12	30
2	104
14	53
13	53
5	39
30	38
10	57
16	76
48	34
38	38
3	82
9	63
18	39
29	36
28	36
22	40
22	50
33	38
41	5
34	5
28	34
7	63
8	53
6	69
30	28
28	38
29	38
28	50
5	72
16	28
8	53
6	55
22	25
8	37
28	22
29	25
15	20
25	13
22	38
7	50
1	67
4	53
8	61
19	38
22	25
18	38
18	25
27	38
11	50
7	50
26	5
3	55
6	50
26	34
10	39
13	20
14	39
20	27
23	28
16	38
10	20
7	55
10	28
10	38
8	38
2	53
6	36
21	38
28	11
8	38
20	7
7	20
7	29
23	6
0	53
4	38
1	54
17	34
6	31
9	20
1	53
1	39
10	28
3	50
1	40
14	25
13	2
4	39
4	38
8	20
4	20
0	45
6	6
7	23
16	1
2	22
19	1
13	25
3	25
6	29
2	38
2	6
22	7
5	20
1	20
2	28
6	12
5	34
13	4
3	20
21	1
4	14
11	6
1	31
5	11
1	31
8	5
5	11
6	7
4	12
2	20
1	7
4	7
6	5
3	5
2	5
4	5
3	5
2	8
2	3
0	5

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 17 to 21 April 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, 17 to 21 April 2020 (this event)	168 records

Every Record Set

20 of 168

Every record set or tied during Extreme rain in United States, 17 to 21 April 2020, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2020-04-19	Beaufort MCAS	Record daily precipitation	101.9 mm (4.0 in)	69.6 mm (2.7 in)	32	56 of 100 (Notable)
2020-04-19	Macon Middle Ga Rgnl AP	Record daily precipitation	112.0 mm (4.4 in)	86.1 mm (3.4 in)	29	55 of 100 (Notable)
2020-04-19	Talbotton	Record daily precipitation	172.0 mm (6.8 in)	121.7 mm (4.8 in)	1	50 of 100 (Notable)
2020-04-19	Birmingham AP	Record daily precipitation	85.3 mm (3.4 in)	35.5 mm (1.4 in)	69	50 of 100 (Notable)
2020-04-19	Montgomery AP	Record daily precipitation	76.5 mm (3.0 in)	56.7 mm (2.2 in)	38	49 of 100 (Notable)
2020-04-20	Louisville 1 E	Record daily precipitation	88.9 mm (3.5 in)	44.4 mm (1.7 in)	108	70 of 100 (Major)
2020-04-20	Lafayette 2W	Record daily precipitation	138.4 mm (5.4 in)	111.0 mm (4.4 in)	73	68 of 100 (Major)
2020-04-20	Wetumpka	Record daily precipitation	114.3 mm (4.5 in)	44.4 mm (1.7 in)	126	62 of 100 (Major)
2020-04-20	Alexander City	Record daily precipitation	180.8 mm (7.1 in)	53.3 mm (2.1 in)	14	61 of 100 (Major)
2020-04-20	Clanton	Record daily precipitation	213.4 mm (8.4 in)	141.0 mm (5.6 in)	38	61 of 100 (Major)
2020-04-20	Hattiesburg 5SW	Record daily precipitation	108.0 mm (4.3 in)	64.3 mm (2.5 in)	85	61 of 100 (Major)
2020-04-20	Glennville 3NW	Record daily precipitation	91.4 mm (3.6 in)	63.0 mm (2.5 in)	29	58 of 100 (Notable)
2020-04-20	Thorsby Exp STN	Record daily precipitation	173.5 mm (6.8 in)	100.6 mm (4.0 in)	38	57 of 100 (Notable)
2020-04-20	Mt Vernon	Record daily precipitation	106.7 mm (4.2 in)	50.3 mm (2.0 in)	55	55 of 100 (Notable)
2020-04-20	W Pt	Record daily precipitation	128.5 mm (5.1 in)	62.5 mm (2.5 in)	38	54 of 100 (Notable)
2020-04-20	Hawkinsville	Record daily precipitation	103.6 mm (4.1 in)	73.6 mm (2.9 in)	7	52 of 100 (Notable)
2020-04-20	Midville Exp STN	Record daily precipitation	84.3 mm (3.3 in)	52.3 mm (2.1 in)	29	52 of 100 (Notable)
2020-04-20	Americus	Record daily precipitation	113.0 mm (4.4 in)	81.5 mm (3.2 in)	5	51 of 100 (Notable)
2020-04-20	Sandersville	Record daily precipitation	85.9 mm (3.4 in)	18.8 mm (0.7 in)	56	49 of 100 (Notable)
2020-04-20	Brooklet 1 W	Record daily precipitation	101.6 mm (4.0 in)	46.2 mm (1.8 in)	32	48 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 168 records the event counts. The counts above use the full total.

Related Headlines

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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
44	108
111	73
44	126
53	14
141	38
64	85
63	29
101	38
70	32
50	55
86	29
63	38
74	7
52	29
82	5
122	1
36	69
19	56
57	38
46	32
47	36
53	38
77	11
43	39
8	125
71	28
5	108
27	41
55	28
27	69
3	108
3	108
3	108
2	149
62	28
53	38
38	50
12	30
2	104
14	53
13	53
5	39
30	38
10	57
16	76
48	34
38	38
3	82
9	63
18	39
29	36
28	36
22	40
22	50
33	38
41	5
34	5
28	34
7	63
8	53
6	69
30	28
28	38
29	38
28	50
5	72
16	28
8	53
6	55
22	25
8	37
28	22
29	25
15	20
25	13
22	38
7	50
1	67
4	53
8	61
19	38
22	25
18	38
18	25
27	38
11	50
7	50
26	5
3	55
6	50
26	34
10	39
13	20
14	39
20	27
23	28
16	38
10	20
7	55
10	28
10	38
8	38
2	53
6	36
21	38
28	11
8	38
20	7
7	20
7	29
23	6
0	53
4	38
1	54
17	34
6	31
9	20
1	53
1	39
10	28
3	50
1	40
14	25
13	2
4	39
4	38
8	20
4	20
0	45
6	6
7	23
16	1
2	22
19	1
13	25
3	25
6	29
2	38
2	6
22	7
5	20
1	20
2	28
6	12
5	34
13	4
3	20
21	1
4	14
11	6
1	31
5	11
1	31
8	5
5	11
6	7
4	12
2	20
1	7
4	7
6	5
3	5
2	5
4	5
3	5
2	8
2	3
0	5

Margin (mm)	Years the old record stood
44	108
111	73
44	126
53	14
141	38
64	85
63	29
101	38
70	32
50	55
86	29
63	38
74	7
52	29
82	5
122	1
36	69
19	56
57	38
46	32
47	36
53	38
77	11
43	39
8	125
71	28
5	108
27	41
55	28
27	69
3	108
3	108
3	108
2	149
62	28
53	38
38	50
12	30
2	104
14	53
13	53
5	39
30	38
10	57
16	76
48	34
38	38
3	82
9	63
18	39
29	36
28	36
22	40
22	50
33	38
41	5
34	5
28	34
7	63
8	53
6	69
30	28
28	38
29	38
28	50
5	72
16	28
8	53
6	55
22	25
8	37
28	22
29	25
15	20
25	13
22	38
7	50
1	67
4	53
8	61
19	38
22	25
18	38
18	25
27	38
11	50
7	50
26	5
3	55
6	50
26	34
10	39
13	20
14	39
20	27
23	28
16	38
10	20
7	55
10	28
10	38
8	38
2	53
6	36
21	38
28	11
8	38
20	7
7	20
7	29
23	6
0	53
4	38
1	54
17	34
6	31
9	20
1	53
1	39
10	28
3	50
1	40
14	25
13	2
4	39
4	38
8	20
4	20
0	45
6	6
7	23
16	1
2	22
19	1
13	25
3	25
6	29
2	38
2	6
22	7
5	20
1	20
2	28
6	12
5	34
13	4
3	20
21	1
4	14
11	6
1	31
5	11
1	31
8	5
5	11
6	7
4	12
2	20
1	7
4	7
6	5
3	5
2	5
4	5
3	5
2	8
2	3
0	5

Margin (mm)	Years the old record stood
44	108
111	73
44	126
53	14
141	38
64	85
63	29
101	38
70	32
50	55
86	29
63	38
74	7
52	29
82	5
122	1
36	69
19	56
57	38
46	32
47	36
53	38
77	11
43	39
8	125
71	28
5	108
27	41
55	28
27	69
3	108
3	108
3	108
2	149
62	28
53	38
38	50
12	30
2	104
14	53
13	53
5	39
30	38
10	57
16	76
48	34
38	38
3	82
9	63
18	39
29	36
28	36
22	40
22	50
33	38
41	5
34	5
28	34
7	63
8	53
6	69
30	28
28	38
29	38
28	50
5	72
16	28
8	53
6	55
22	25
8	37
28	22
29	25
15	20
25	13
22	38
7	50
1	67
4	53
8	61
19	38
22	25
18	38
18	25
27	38
11	50
7	50
26	5
3	55
6	50
26	34
10	39
13	20
14	39
20	27
23	28
16	38
10	20
7	55
10	28
10	38
8	38
2	53
6	36
21	38
28	11
8	38
20	7
7	20
7	29
23	6
0	53
4	38
1	54
17	34
6	31
9	20
1	53
1	39
10	28
3	50
1	40
14	25
13	2
4	39
4	38
8	20
4	20
0	45
6	6
7	23
16	1
2	22
19	1
13	25
3	25
6	29
2	38
2	6
22	7
5	20
1	20
2	28
6	12
5	34
13	4
3	20
21	1
4	14
11	6
1	31
5	11
1	31
8	5
5	11
6	7
4	12
2	20
1	7
4	7
6	5
3	5
2	5
4	5
3	5
2	8
2	3
0	5