Extreme rain in United States, 20 February to 3 March 2021

Name: Extreme rain in United States, 20 February to 3 March 2021
Start: 2021-02-20
End: 2021-03-03
Location: United States

Extreme rain in United States, 20 February to 3 March 2021: 105 records at 89 stations, peak on 26 February 2021. Closed.

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

Key Facts

Extreme rain in United States, 20 February to 3 March 2021 set or tied 105 station records at 89 stations.
It ran from 20 February 2021 to 3 March 2021 (12 days) and its peak day was 26 February 2021.
Status: closed.
Twelvemile Creek set a daily record precipitation of 38.1 mm (1.5 in) on 26 February 2021.
The busiest day was 26 February 2021 with 45 records.
The oldest broken record in the ranked list had stood for 87 years.

Footprint

20 February to 3 March 2021

The area covered by Extreme rain in United States, 20 February to 3 March 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, 20 February to 3 March 2021: stations that set records in the event
Station	Type	Value	Date
Twelvemile Creek	Record daily precipitation	38.1 mm (1.5 in)	2021-02-26
Bumping Ridge	Record daily precipitation	78.7 mm (3.1 in)	2021-03-01
Moss Springs	Record daily precipitation	45.7 mm (1.8 in)	2021-02-26
Tolt S Fk Rsvr	Record daily precipitation	62.5 mm (2.5 in)	2021-02-23
Landsburg	Record daily precipitation	33.0 mm (1.3 in)	2021-02-22
High Ridge	Record daily precipitation	53.3 mm (2.1 in)	2021-02-22
Surprise Lakes	Record daily precipitation	73.7 mm (2.9 in)	2021-03-01
Pike Creek	Record daily precipitation	27.9 mm (1.1 in)	2021-02-21
Corral Pass	Record daily precipitation	58.4 mm (2.3 in)	2021-02-22
Astoria AP (Port of)	Record daily precipitation	65.8 mm (2.6 in)	2021-02-22
Chester	Record daily precipitation	7.9 mm (0.31 in)	2021-02-20
Wisdom	Record daily precipitation	12.7 mm (0.5 in)	2021-02-20
Copper Bottom	Record daily precipitation	22.9 mm (0.9 in)	2021-02-21
Wenatchee Pangborn Mem AP	Record daily precipitation	11.7 mm (0.5 in)	2021-02-22
Haugan 1 W	Record daily precipitation	21.8 mm (0.9 in)	2021-02-23
Libby 32 SSE	Record daily precipitation	18.3 mm (0.7 in)	2021-02-23
Cottonwood 2 WSW	Record daily precipitation	17.8 mm (0.7 in)	2021-02-26
Cove 1 E	Record daily precipitation	10.9 mm (0.4 in)	2021-02-27
Bedford 3 SE	Record daily precipitation	13.5 mm (0.5 in)	2021-02-27

Records per Day

Peak day 45

Records set or tied each day from 20 February 2021 to 3 March 2021. The most in one day was 45 on 26 February 2021.

Records per day during Extreme rain in United States, 20 February to 3 March 2021
Date	Records
2021-02-20	2
2021-02-21	3
2021-02-22	24
2021-02-23	9
2021-02-24	2
2021-02-25	4
2021-02-26	45
2021-02-27	9
2021-02-28	2
2021-03-01	3
2021-03-02	1
2021-03-03	1

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 20 February to 3 March 2021 ranked by margin
Tolt S Fk Rsvr, 02-23	39.1 mm (1.5 in)
Surprise Lakes, 03-01	38.1 mm (1.5 in)
Bumping Ridge, 03-01	35.5 mm (1.4 in)
Moss Springs, 02-26	35.5 mm (1.4 in)
Corral Pass, 02-22	30.5 mm (1.2 in)
Twelvemile Creek, 02-26	25.4 mm (1.0 in)
Corral Pass, 02-26	25.4 mm (1.0 in)
High Ridge, 02-22	22.8 mm (0.9 in)
Astoria AP (Port of), 02-22	19.8 mm (0.8 in)
Pike Creek, 02-21	15.2 mm (0.6 in)
Cottonwood 2 WSW, 02-26	12.2 mm (0.5 in)
Copper Bottom, 02-21	10.2 mm (0.4 in)
Bedford 3 SE, 02-27	6.4 mm (0.25 in)
Wisdom, 02-20	6.3 mm (0.25 in)
Wenatchee Pangborn Mem AP, 02-22	5.6 mm (0.22 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

105 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 February to 3 March 2021
Margin (mm)	Years the old record stood
6	87
25	32
36	24
12	12
36	6
39	15
1	82
2	84
6	53
4	64
4	64
23	35
10	39
2	58
38	4
15	18
25	22
31	9
20	22
6	43
41	22
2	58
15	10
14	41
13	21
20	24
18	21
0	45
3	49
2	58
25	22
11	22
15	24
3	26
8	35
1	53
10	27
15	10
8	37
18	24
18	24
2	24
3	32
5	38
23	9
3	2
23	8
3	34
20	11
15	12
4	7
3	40
10	24
18	9
15	12
1	22
25	8
2	35
1	30
1	38
3	33
8	30
3	41
4	9
1	26
3	2
13	19
3	25
5	12
3	19
10	10
3	21
13	11
10	23
5	27
10	21
3	27
3	29
10	4
8	21
5	21
15	4
1	27
5	3
5	4
10	10
10	10
5	2
5	2
3	22
3	24
3	21
5	14
3	21
3	21
5	10
5	12
3	19
5	9
8	11
3	10
3	12
3	12
3	9
3	11

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 20 February to 3 March 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, 20 February to 3 March 2021 (this event)	105 records

Every Record Set

20 of 105

Every record set or tied during Extreme rain in United States, 20 February to 3 March 2021, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2021-02-20	Chester	Record daily precipitation	7.9 mm (0.31 in)	1.5 mm (0.06 in)	58	20 of 100 (Routine)
2021-02-20	Wisdom	Record daily precipitation	12.7 mm (0.5 in)	6.3 mm (0.25 in)	87	20 of 100 (Routine)
2021-02-21	Pike Creek	Record daily precipitation	27.9 mm (1.1 in)	15.2 mm (0.6 in)	18	31 of 100 (Routine)
2021-02-21	Copper Bottom	Record daily precipitation	22.9 mm (0.9 in)	10.2 mm (0.4 in)	39	20 of 100 (Routine)
2021-02-22	Landsburg	Record daily precipitation	33.0 mm (1.3 in)	1.8 mm (0.07 in)	84	36 of 100 (Notable)
2021-02-22	High Ridge	Record daily precipitation	53.3 mm (2.1 in)	22.8 mm (0.9 in)	35	34 of 100 (Routine)
2021-02-22	Corral Pass	Record daily precipitation	58.4 mm (2.3 in)	30.5 mm (1.2 in)	9	30 of 100 (Routine)
2021-02-22	Astoria AP (Port of)	Record daily precipitation	65.8 mm (2.6 in)	19.8 mm (0.8 in)	22	30 of 100 (Routine)
2021-02-22	Wenatchee Pangborn Mem AP	Record daily precipitation	11.7 mm (0.5 in)	5.6 mm (0.22 in)	53	20 of 100 (Routine)
2021-02-23	Tolt S Fk Rsvr	Record daily precipitation	62.5 mm (2.5 in)	39.1 mm (1.5 in)	15	38 of 100 (Notable)
2021-02-23	Haugan 1 W	Record daily precipitation	21.8 mm (0.9 in)	3.5 mm (0.14 in)	64	20 of 100 (Routine)
2021-02-23	Libby 32 SSE	Record daily precipitation	18.3 mm (0.7 in)	3.8 mm (0.15 in)	64	20 of 100 (Routine)
2021-02-26	Twelvemile Creek	Record daily precipitation	38.1 mm (1.5 in)	25.4 mm (1.0 in)	32	43 of 100 (Notable)
2021-02-26	Moss Springs	Record daily precipitation	45.7 mm (1.8 in)	35.5 mm (1.4 in)	6	39 of 100 (Notable)
2021-02-26	Corral Pass	Record daily precipitation	35.6 mm (1.4 in)	25.4 mm (1.0 in)	22	30 of 100 (Routine)
2021-02-26	Cottonwood 2 WSW	Record daily precipitation	17.8 mm (0.7 in)	12.2 mm (0.5 in)	12	20 of 100 (Routine)
2021-02-27	Cove 1 E	Record daily precipitation	10.9 mm (0.4 in)	1.2 mm (0.05 in)	82	20 of 100 (Routine)
2021-02-27	Bedford 3 SE	Record daily precipitation	13.5 mm (0.5 in)	6.4 mm (0.25 in)	43	20 of 100 (Routine)
2021-03-01	Bumping Ridge	Record daily precipitation	78.7 mm (3.1 in)	35.5 mm (1.4 in)	24	41 of 100 (Notable)
2021-03-01	Surprise Lakes	Record daily precipitation	73.7 mm (2.9 in)	38.1 mm (1.5 in)	4	32 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 105 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
6	87
25	32
36	24
12	12
36	6
39	15
1	82
2	84
6	53
4	64
4	64
23	35
10	39
2	58
38	4
15	18
25	22
31	9
20	22
6	43
41	22
2	58
15	10
14	41
13	21
20	24
18	21
0	45
3	49
2	58
25	22
11	22
15	24
3	26
8	35
1	53
10	27
15	10
8	37
18	24
18	24
2	24
3	32
5	38
23	9
3	2
23	8
3	34
20	11
15	12
4	7
3	40
10	24
18	9
15	12
1	22
25	8
2	35
1	30
1	38
3	33
8	30
3	41
4	9
1	26
3	2
13	19
3	25
5	12
3	19
10	10
3	21
13	11
10	23
5	27
10	21
3	27
3	29
10	4
8	21
5	21
15	4
1	27
5	3
5	4
10	10
10	10
5	2
5	2
3	22
3	24
3	21
5	14
3	21
3	21
5	10
5	12
3	19
5	9
8	11
3	10
3	12
3	12
3	9
3	11

Margin (mm)	Years the old record stood
6	87
25	32
36	24
12	12
36	6
39	15
1	82
2	84
6	53
4	64
4	64
23	35
10	39
2	58
38	4
15	18
25	22
31	9
20	22
6	43
41	22
2	58
15	10
14	41
13	21
20	24
18	21
0	45
3	49
2	58
25	22
11	22
15	24
3	26
8	35
1	53
10	27
15	10
8	37
18	24
18	24
2	24
3	32
5	38
23	9
3	2
23	8
3	34
20	11
15	12
4	7
3	40
10	24
18	9
15	12
1	22
25	8
2	35
1	30
1	38
3	33
8	30
3	41
4	9
1	26
3	2
13	19
3	25
5	12
3	19
10	10
3	21
13	11
10	23
5	27
10	21
3	27
3	29
10	4
8	21
5	21
15	4
1	27
5	3
5	4
10	10
10	10
5	2
5	2
3	22
3	24
3	21
5	14
3	21
3	21
5	10
5	12
3	19
5	9
8	11
3	10
3	12
3	12
3	9
3	11

Margin (mm)	Years the old record stood
6	87
25	32
36	24
12	12
36	6
39	15
1	82
2	84
6	53
4	64
4	64
23	35
10	39
2	58
38	4
15	18
25	22
31	9
20	22
6	43
41	22
2	58
15	10
14	41
13	21
20	24
18	21
0	45
3	49
2	58
25	22
11	22
15	24
3	26
8	35
1	53
10	27
15	10
8	37
18	24
18	24
2	24
3	32
5	38
23	9
3	2
23	8
3	34
20	11
15	12
4	7
3	40
10	24
18	9
15	12
1	22
25	8
2	35
1	30
1	38
3	33
8	30
3	41
4	9
1	26
3	2
13	19
3	25
5	12
3	19
10	10
3	21
13	11
10	23
5	27
10	21
3	27
3	29
10	4
8	21
5	21
15	4
1	27
5	3
5	4
10	10
10	10
5	2
5	2
3	22
3	24
3	21
5	14
3	21
3	21
5	10
5	12
3	19
5	9
8	11
3	10
3	12
3	12
3	9
3	11