Extreme rain in United States, 11 to 20 February 2021

Name: Extreme rain in United States, 11 to 20 February 2021
Start: 2021-02-11
End: 2021-02-20
Location: United States

Extreme rain in United States, 11 to 20 February 2021: 325 records at 282 stations, peak on 13 February 2021. Closed.

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

Key Facts

Extreme rain in United States, 11 to 20 February 2021 set or tied 325 station records at 282 stations.
It ran from 11 February 2021 to 20 February 2021 (10 days) and its peak day was 13 February 2021.
Status: closed.
Union set a daily record precipitation of 25.4 mm (1.0 in) on 14 February 2021.
The busiest day was 13 February 2021 with 68 records.
The oldest broken record in the ranked list had stood for 117 years.

Footprint

11 to 20 February 2021

The area covered by Extreme rain in United States, 11 to 20 February 2021 is outlined, with 19 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in United States, 11 to 20 February 2021: stations that set records in the event
Station	Type	Value	Date
Union	Record daily precipitation	25.4 mm (1.0 in)	2021-02-14
Meacham	Record daily precipitation	40.4 mm (1.6 in)	2021-02-16
Ruby Lake Nwr	Record daily precipitation	25.4 mm (1.0 in)	2021-02-16
Moss Springs	Record daily precipitation	63.5 mm (2.5 in)	2021-02-16
Merchant Valley	Record daily precipitation	45.7 mm (1.8 in)	2021-02-13
Alta	Record daily precipitation	96.5 mm (3.8 in)	2021-02-16
Greenpoint	Record daily precipitation	101.6 mm (4.0 in)	2021-02-15
Bear Lake	Record daily precipitation	27.9 mm (1.1 in)	2021-02-12
Taylor Green	Record daily precipitation	45.7 mm (1.8 in)	2021-02-16
Riggins	Record daily precipitation	20.6 mm (0.8 in)	2021-02-13
Bridgeport	Record daily precipitation	8.9 mm (0.35 in)	2021-02-13
Harrisburg 12WNW	Record daily precipitation	12.7 mm (0.5 in)	2021-02-13
Eureka	Record daily precipitation	15.2 mm (0.6 in)	2021-02-13
Thompson Welcome Ctr	Record daily precipitation	17.3 mm (0.7 in)	2021-02-14
Navajo Dam	Record daily precipitation	17.8 mm (0.7 in)	2021-02-16
Cove 1 E	Record daily precipitation	19.8 mm (0.8 in)	2021-02-16
Guernsey Dam #2	Record daily precipitation	6.6 mm (0.26 in)	2021-02-16
Dayville 8 NW	Record daily precipitation	24.9 mm (1.0 in)	2021-02-17
Canon City	Record daily precipitation	5.1 mm (0.20 in)	2021-02-18

Records per Day

Peak day 68

Records set or tied each day from 11 February 2021 to 20 February 2021. The most in one day was 68 on 13 February 2021.

Records per day during Extreme rain in United States, 11 to 20 February 2021
Date	Records
2021-02-11	17
2021-02-12	38
2021-02-13	68
2021-02-14	37
2021-02-15	47
2021-02-16	52
2021-02-17	22
2021-02-18	26
2021-02-19	11
2021-02-20	7

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 11 to 20 February 2021 ranked by margin
Greenpoint, 02-15	50.8 mm (2.0 in)
Moss Springs, 02-16	38.1 mm (1.5 in)
Merchant Valley, 02-13	25.4 mm (1.0 in)
Taylor Green, 02-16	25.4 mm (1.0 in)
Alta, 02-16	23.3 mm (0.9 in)
Meacham, 02-16	23.1 mm (0.9 in)
Bear Lake, 02-12	20.3 mm (0.8 in)
Union, 02-14	16.3 mm (0.6 in)
Ruby Lake Nwr, 02-16	14.0 mm (0.6 in)
Navajo Dam, 02-16	14.0 mm (0.6 in)
Riggins, 02-13	10.2 mm (0.4 in)
Cove 1 E, 02-16	9.9 mm (0.39 in)
Dayville 8 NW, 02-17	9.2 mm (0.36 in)
Harrisburg 12WNW, 02-13	8.9 mm (0.35 in)
Guernsey Dam #2, 02-16	6.6 mm (0.26 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

325 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, 11 to 20 February 2021
Margin (mm)	Years the old record stood
9	109
16	40
23	62
10	83
14	59
9	1
7	58
38	38
10	69
23	41
25	34
6	110
51	35
3	95
7	41
14	52
20	24
5	84
25	38
1	117
6	61
3	96
3	79
5	66
1	106
11	23
23	26
1	117
14	41
15	25
21	45
4	52
5	0
1	85
34	22
1	88
2	94
5	45
20	21
2	84
14	2
0	88
13	31
23	39
7	31
2	74
3	72
2	85
4	63
3	55
15	29
23	2
13	22
1	82
3	69
10	7
1	85
13	26
10	36
18	21
3	70
11	41
0	81
15	30
8	41
10	28
5	45
2	62
4	65
9	34
6	45
3	41
20	14
5	37
2	55
2	16
12	21
8	23
13	13
2	71
1	62
2	57
3	66
4	53
6	31
4	30
5	37
10	37
5	26
2	7
4	41
4	50
5	25
7	28
13	30
5	41
15	30
5	35
10	32
2	41
4	42
2	50
1	47
1	21
6	10
4	35
8	35
3	32
23	3
8	28
25	1
10	39
8	39
8	35
28	35
1	59
6	30
5	21
15	23
8	39
15	33
5	35
4	41
2	52
3	58
6	16
2	34
3	41
4	43
2	44
10	29
8	35
5	40
2	46
6	15
1	59
4	34
3	30
3	35
4	29
3	35
10	21
5	38
10	35
1	57
0	60
1	46
3	31
5	35
8	32
18	14
5	40
15	40
1	35
6	13
1	38
0	45
5	26
15	3
8	7
15	7
13	21
3	39
13	2
10	2
3	23
0	28
3	18
0	37
5	26
5	35
5	34
8	30
5	28
5	21
3	14
1	52
4	29
2	34
3	21
3	35
5	9
3	28
10	42
3	37
5	35
5	37
8	24
5	39
3	40
8	23
3	37
3	40
10	39
8	37
15	35
1	46
3	14
3	31
1	38

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 11 to 20 February 2021 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, 11 to 20 February 2021 (this event)	325 records

Every Record Set

20 of 325

Every record set or tied during Extreme rain in United States, 11 to 20 February 2021, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2021-02-12	Bear Lake	Record daily precipitation	27.9 mm (1.1 in)	20.3 mm (0.8 in)	24	46 of 100 (Notable)
2021-02-13	Merchant Valley	Record daily precipitation	45.7 mm (1.8 in)	25.4 mm (1.0 in)	34	51 of 100 (Notable)
2021-02-13	Riggins	Record daily precipitation	20.6 mm (0.8 in)	10.2 mm (0.4 in)	83	20 of 100 (Routine)
2021-02-13	Bridgeport	Record daily precipitation	8.9 mm (0.35 in)	3.3 mm (0.13 in)	95	20 of 100 (Routine)
2021-02-13	Harrisburg 12WNW	Record daily precipitation	12.7 mm (0.5 in)	8.9 mm (0.35 in)	109	20 of 100 (Routine)
2021-02-13	Eureka	Record daily precipitation	15.2 mm (0.6 in)	5.5 mm (0.22 in)	110	20 of 100 (Routine)
2021-02-14	Union	Record daily precipitation	25.4 mm (1.0 in)	16.3 mm (0.6 in)	40	62 of 100 (Major)
2021-02-14	Thompson Welcome Ctr	Record daily precipitation	17.3 mm (0.7 in)	4.6 mm (0.18 in)	84	20 of 100 (Routine)
2021-02-15	Greenpoint	Record daily precipitation	101.6 mm (4.0 in)	50.8 mm (2.0 in)	35	50 of 100 (Notable)
2021-02-16	Meacham	Record daily precipitation	40.4 mm (1.6 in)	23.1 mm (0.9 in)	62	58 of 100 (Notable)
2021-02-16	Ruby Lake Nwr	Record daily precipitation	25.4 mm (1.0 in)	14.0 mm (0.6 in)	59	52 of 100 (Notable)
2021-02-16	Moss Springs	Record daily precipitation	63.5 mm (2.5 in)	38.1 mm (1.5 in)	38	52 of 100 (Notable)
2021-02-16	Alta	Record daily precipitation	96.5 mm (3.8 in)	23.3 mm (0.9 in)	41	51 of 100 (Notable)
2021-02-16	Taylor Green	Record daily precipitation	45.7 mm (1.8 in)	25.4 mm (1.0 in)	38	45 of 100 (Notable)
2021-02-16	Navajo Dam	Record daily precipitation	17.8 mm (0.7 in)	14.0 mm (0.6 in)	52	20 of 100 (Routine)
2021-02-16	Cove 1 E	Record daily precipitation	19.8 mm (0.8 in)	9.9 mm (0.39 in)	69	20 of 100 (Routine)
2021-02-16	Guernsey Dam #2	Record daily precipitation	6.6 mm (0.26 in)	6.6 mm (0.26 in)	58	20 of 100 (Routine)
2021-02-17	Dayville 8 NW	Record daily precipitation	24.9 mm (1.0 in)	9.2 mm (0.36 in)	1	20 of 100 (Routine)
2021-02-18	Canon City	Record daily precipitation	5.1 mm (0.20 in)	1.3 mm (0.05 in)	117	20 of 100 (Routine)
2021-02-19	Guernsey Dam #2	Record daily precipitation	7.9 mm (0.31 in)	6.6 mm (0.26 in)	41	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 325 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
9	109
16	40
23	62
10	83
14	59
9	1
7	58
38	38
10	69
23	41
25	34
6	110
51	35
3	95
7	41
14	52
20	24
5	84
25	38
1	117
6	61
3	96
3	79
5	66
1	106
11	23
23	26
1	117
14	41
15	25
21	45
4	52
5	0
1	85
34	22
1	88
2	94
5	45
20	21
2	84
14	2
0	88
13	31
23	39
7	31
2	74
3	72
2	85
4	63
3	55
15	29
23	2
13	22
1	82
3	69
10	7
1	85
13	26
10	36
18	21
3	70
11	41
0	81
15	30
8	41
10	28
5	45
2	62
4	65
9	34
6	45
3	41
20	14
5	37
2	55
2	16
12	21
8	23
13	13
2	71
1	62
2	57
3	66
4	53
6	31
4	30
5	37
10	37
5	26
2	7
4	41
4	50
5	25
7	28
13	30
5	41
15	30
5	35
10	32
2	41
4	42
2	50
1	47
1	21
6	10
4	35
8	35
3	32
23	3
8	28
25	1
10	39
8	39
8	35
28	35
1	59
6	30
5	21
15	23
8	39
15	33
5	35
4	41
2	52
3	58
6	16
2	34
3	41
4	43
2	44
10	29
8	35
5	40
2	46
6	15
1	59
4	34
3	30
3	35
4	29
3	35
10	21
5	38
10	35
1	57
0	60
1	46
3	31
5	35
8	32
18	14
5	40
15	40
1	35
6	13
1	38
0	45
5	26
15	3
8	7
15	7
13	21
3	39
13	2
10	2
3	23
0	28
3	18
0	37
5	26
5	35
5	34
8	30
5	28
5	21
3	14
1	52
4	29
2	34
3	21
3	35
5	9
3	28
10	42
3	37
5	35
5	37
8	24
5	39
3	40
8	23
3	37
3	40
10	39
8	37
15	35
1	46
3	14
3	31
1	38

Margin (mm)	Years the old record stood
9	109
16	40
23	62
10	83
14	59
9	1
7	58
38	38
10	69
23	41
25	34
6	110
51	35
3	95
7	41
14	52
20	24
5	84
25	38
1	117
6	61
3	96
3	79
5	66
1	106
11	23
23	26
1	117
14	41
15	25
21	45
4	52
5	0
1	85
34	22
1	88
2	94
5	45
20	21
2	84
14	2
0	88
13	31
23	39
7	31
2	74
3	72
2	85
4	63
3	55
15	29
23	2
13	22
1	82
3	69
10	7
1	85
13	26
10	36
18	21
3	70
11	41
0	81
15	30
8	41
10	28
5	45
2	62
4	65
9	34
6	45
3	41
20	14
5	37
2	55
2	16
12	21
8	23
13	13
2	71
1	62
2	57
3	66
4	53
6	31
4	30
5	37
10	37
5	26
2	7
4	41
4	50
5	25
7	28
13	30
5	41
15	30
5	35
10	32
2	41
4	42
2	50
1	47
1	21
6	10
4	35
8	35
3	32
23	3
8	28
25	1
10	39
8	39
8	35
28	35
1	59
6	30
5	21
15	23
8	39
15	33
5	35
4	41
2	52
3	58
6	16
2	34
3	41
4	43
2	44
10	29
8	35
5	40
2	46
6	15
1	59
4	34
3	30
3	35
4	29
3	35
10	21
5	38
10	35
1	57
0	60
1	46
3	31
5	35
8	32
18	14
5	40
15	40
1	35
6	13
1	38
0	45
5	26
15	3
8	7
15	7
13	21
3	39
13	2
10	2
3	23
0	28
3	18
0	37
5	26
5	35
5	34
8	30
5	28
5	21
3	14
1	52
4	29
2	34
3	21
3	35
5	9
3	28
10	42
3	37
5	35
5	37
8	24
5	39
3	40
8	23
3	37
3	40
10	39
8	37
15	35
1	46
3	14
3	31
1	38

Margin (mm)	Years the old record stood
9	109
16	40
23	62
10	83
14	59
9	1
7	58
38	38
10	69
23	41
25	34
6	110
51	35
3	95
7	41
14	52
20	24
5	84
25	38
1	117
6	61
3	96
3	79
5	66
1	106
11	23
23	26
1	117
14	41
15	25
21	45
4	52
5	0
1	85
34	22
1	88
2	94
5	45
20	21
2	84
14	2
0	88
13	31
23	39
7	31
2	74
3	72
2	85
4	63
3	55
15	29
23	2
13	22
1	82
3	69
10	7
1	85
13	26
10	36
18	21
3	70
11	41
0	81
15	30
8	41
10	28
5	45
2	62
4	65
9	34
6	45
3	41
20	14
5	37
2	55
2	16
12	21
8	23
13	13
2	71
1	62
2	57
3	66
4	53
6	31
4	30
5	37
10	37
5	26
2	7
4	41
4	50
5	25
7	28
13	30
5	41
15	30
5	35
10	32
2	41
4	42
2	50
1	47
1	21
6	10
4	35
8	35
3	32
23	3
8	28
25	1
10	39
8	39
8	35
28	35
1	59
6	30
5	21
15	23
8	39
15	33
5	35
4	41
2	52
3	58
6	16
2	34
3	41
4	43
2	44
10	29
8	35
5	40
2	46
6	15
1	59
4	34
3	30
3	35
4	29
3	35
10	21
5	38
10	35
1	57
0	60
1	46
3	31
5	35
8	32
18	14
5	40
15	40
1	35
6	13
1	38
0	45
5	26
15	3
8	7
15	7
13	21
3	39
13	2
10	2
3	23
0	28
3	18
0	37
5	26
5	35
5	34
8	30
5	28
5	21
3	14
1	52
4	29
2	34
3	21
3	35
5	9
3	28
10	42
3	37
5	35
5	37
8	24
5	39
3	40
8	23
3	37
3	40
10	39
8	37
15	35
1	46
3	14
3	31
1	38