Extreme rain in United States, 19 to 28 August 2024

Name: Extreme rain in United States, 19 to 28 August 2024
Start: 2024-08-19
End: 2024-08-28
Location: United States

Extreme rain in United States, 19 to 28 August 2024: 114 records at 103 stations, peak on 26 August 2024. Closed.

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

Key Facts

Extreme rain in United States, 19 to 28 August 2024 set or tied 114 station records at 103 stations.
It ran from 19 August 2024 to 28 August 2024 (10 days) and its peak day was 26 August 2024.
Status: closed.
Escalante set a daily record precipitation of 28.7 mm (1.1 in) on 23 August 2024.
The busiest day was 26 August 2024 with 23 records.
The oldest broken record in the ranked list had stood for 113 years.

Footprint

19 to 28 August 2024

The area covered by Extreme rain in United States, 19 to 28 August 2024 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, 19 to 28 August 2024: stations that set records in the event
Station	Type	Value	Date
Escalante	Record daily precipitation	28.7 mm (1.1 in)	2024-08-23
Crescent Lake Nwr	Record daily precipitation	37.1 mm (1.5 in)	2024-08-22
Monte Vista 2W	Record daily precipitation	25.4 mm (1.0 in)	2024-08-22
Oshkosh	Record daily precipitation	27.4 mm (1.1 in)	2024-08-22
Pasamonte	Record daily precipitation	32.5 mm (1.3 in)	2024-08-26
Genoa	Record daily precipitation	33.0 mm (1.3 in)	2024-08-21
Akron 4 E	Record daily precipitation	40.6 mm (1.6 in)	2024-08-20
Walnut Canyon Nm	Record daily precipitation	26.4 mm (1.0 in)	2024-08-22
Walsenburg 1 NW	Record daily precipitation	14.2 mm (0.6 in)	2024-08-21
Leadville Lake Co AP	Record daily precipitation	23.6 mm (0.9 in)	2024-08-21
Fruita	Record daily precipitation	20.3 mm (0.8 in)	2024-08-23
Big Water	Record daily precipitation	16.8 mm (0.7 in)	2024-08-23
Ryegate	Record daily precipitation	20.3 mm (0.8 in)	2024-08-25
Tetonia Exp STN	Record daily precipitation	18.5 mm (0.7 in)	2024-08-26
Emblem	Record daily precipitation	17.5 mm (0.7 in)	2024-08-26
Rairden 2WSW	Record daily precipitation	8.6 mm (0.34 in)	2024-08-26
Marquette	Record daily precipitation	17.8 mm (0.7 in)	2024-08-26
Miles City AP	Record daily precipitation	23.6 mm (0.9 in)	2024-08-26
Black Mtn	Record daily precipitation	14.0 mm (0.6 in)	2024-08-27
Hebgen Dam	Record daily precipitation	20.8 mm (0.8 in)	2024-08-28

Records per Day

Peak day 23

Records set or tied each day from 19 August 2024 to 28 August 2024. The most in one day was 23 on 26 August 2024.

Records per day during Extreme rain in United States, 19 to 28 August 2024
Date	Records
2024-08-19	1
2024-08-20	2
2024-08-21	15
2024-08-22	20
2024-08-23	17
2024-08-24	5
2024-08-25	20
2024-08-26	23
2024-08-27	9
2024-08-28	2

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 19 to 28 August 2024 ranked by margin
Akron 4 E, 08-20	27.9 mm (1.1 in)
Crescent Lake Nwr, 08-22	18.3 mm (0.7 in)
Escalante, 08-23	16.5 mm (0.6 in)
Ryegate, 08-25	16.5 mm (0.6 in)
Miles City AP, 08-26	15.7 mm (0.6 in)
Emblem, 08-26	13.7 mm (0.5 in)
Big Water, 08-23	12.7 mm (0.5 in)
Leadville Lake Co AP, 08-21	11.7 mm (0.5 in)
Genoa, 08-21	11.2 mm (0.4 in)
Black Mtn, 08-27	10.7 mm (0.4 in)
Fruita, 08-23	10.4 mm (0.4 in)
Monte Vista 2W, 08-22	10.2 mm (0.4 in)
Marquette, 08-26	10.2 mm (0.4 in)
Tetonia Exp STN, 08-26	7.8 mm (0.31 in)
Hebgen Dam, 08-28	5.3 mm (0.21 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

114 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, 19 to 28 August 2024
Margin (mm)	Years the old record stood
17	87
17	113
12	62
18	70
16	47
14	2
10	31
13	38
2	110
3	91
10	31
11	47
5	60
10	31
11	55
4	66
4	64
28	3
1	79
8	47
15	12
10	29
2	67
8	42
8	32
10	31
11	18
13	31
6	46
3	61
3	55
9	29
7	37
4	66
0	73
6	10
21	4
0	67
13	41
7	34
5	40
10	29
3	32
11	37
14	19
8	25
5	42
5	29
10	29
5	0
8	24
8	37
1	41
4	29
5	36
10	10
15	2
3	47
8	31
3	40
8	19
1	47
2	31
3	42
5	29
3	37
8	11
5	26
3	44
5	10
3	37
3	37
2	26
3	21
0	28
3	22
3	37
3	21
3	37
5	11
3	31
6	19
1	27
1	14
3	17
3	24
3	29
5	1
1	18
4	14
1	10
1	22
5	6
8	7
1	11
1	11
5	3
3	11
5	11
3	18
3	14
3	11
3	11
3	9
3	8
3	6
1	25
3	11
3	12
3	4
2	9
2	10
1	6
3	4

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 19 to 28 August 2024 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, 19 to 28 August 2024 (this event)	114 records

Every Record Set

20 of 114

Every record set or tied during Extreme rain in United States, 19 to 28 August 2024, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2024-08-20	Akron 4 E	Record daily precipitation	40.6 mm (1.6 in)	27.9 mm (1.1 in)	3	33 of 100 (Routine)
2024-08-21	Genoa	Record daily precipitation	33.0 mm (1.3 in)	11.2 mm (0.4 in)	55	35 of 100 (Notable)
2024-08-21	Walsenburg 1 NW	Record daily precipitation	14.2 mm (0.6 in)	1.2 mm (0.05 in)	79	20 of 100 (Routine)
2024-08-21	Leadville Lake Co AP	Record daily precipitation	23.6 mm (0.9 in)	11.7 mm (0.5 in)	62	20 of 100 (Routine)
2024-08-22	Crescent Lake Nwr	Record daily precipitation	37.1 mm (1.5 in)	18.3 mm (0.7 in)	70	48 of 100 (Notable)
2024-08-22	Monte Vista 2W	Record daily precipitation	25.4 mm (1.0 in)	10.2 mm (0.4 in)	31	42 of 100 (Notable)
2024-08-22	Oshkosh	Record daily precipitation	27.4 mm (1.1 in)	1.5 mm (0.06 in)	110	41 of 100 (Notable)
2024-08-22	Walnut Canyon Nm	Record daily precipitation	26.4 mm (1.0 in)	3.8 mm (0.15 in)	64	33 of 100 (Routine)
2024-08-23	Escalante	Record daily precipitation	28.7 mm (1.1 in)	16.5 mm (0.6 in)	87	60 of 100 (Major)
2024-08-23	Fruita	Record daily precipitation	20.3 mm (0.8 in)	10.4 mm (0.4 in)	31	20 of 100 (Routine)
2024-08-23	Big Water	Record daily precipitation	16.8 mm (0.7 in)	12.7 mm (0.5 in)	38	20 of 100 (Routine)
2024-08-25	Ryegate	Record daily precipitation	20.3 mm (0.8 in)	16.5 mm (0.6 in)	113	20 of 100 (Routine)
2024-08-26	Pasamonte	Record daily precipitation	32.5 mm (1.3 in)	3.3 mm (0.13 in)	91	39 of 100 (Notable)
2024-08-26	Tetonia Exp STN	Record daily precipitation	18.5 mm (0.7 in)	7.8 mm (0.31 in)	47	20 of 100 (Routine)
2024-08-26	Emblem	Record daily precipitation	17.5 mm (0.7 in)	13.7 mm (0.5 in)	2	20 of 100 (Routine)
2024-08-26	Rairden 2WSW	Record daily precipitation	8.6 mm (0.34 in)	3.5 mm (0.14 in)	66	20 of 100 (Routine)
2024-08-26	Marquette	Record daily precipitation	17.8 mm (0.7 in)	10.2 mm (0.4 in)	31	20 of 100 (Routine)
2024-08-26	Miles City AP	Record daily precipitation	23.6 mm (0.9 in)	15.7 mm (0.6 in)	47	20 of 100 (Routine)
2024-08-27	Black Mtn	Record daily precipitation	14.0 mm (0.6 in)	10.7 mm (0.4 in)	47	20 of 100 (Routine)
2024-08-28	Hebgen Dam	Record daily precipitation	20.8 mm (0.8 in)	5.3 mm (0.21 in)	60	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 114 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
17	87
17	113
12	62
18	70
16	47
14	2
10	31
13	38
2	110
3	91
10	31
11	47
5	60
10	31
11	55
4	66
4	64
28	3
1	79
8	47
15	12
10	29
2	67
8	42
8	32
10	31
11	18
13	31
6	46
3	61
3	55
9	29
7	37
4	66
0	73
6	10
21	4
0	67
13	41
7	34
5	40
10	29
3	32
11	37
14	19
8	25
5	42
5	29
10	29
5	0
8	24
8	37
1	41
4	29
5	36
10	10
15	2
3	47
8	31
3	40
8	19
1	47
2	31
3	42
5	29
3	37
8	11
5	26
3	44
5	10
3	37
3	37
2	26
3	21
0	28
3	22
3	37
3	21
3	37
5	11
3	31
6	19
1	27
1	14
3	17
3	24
3	29
5	1
1	18
4	14
1	10
1	22
5	6
8	7
1	11
1	11
5	3
3	11
5	11
3	18
3	14
3	11
3	11
3	9
3	8
3	6
1	25
3	11
3	12
3	4
2	9
2	10
1	6
3	4

Margin (mm)	Years the old record stood
17	87
17	113
12	62
18	70
16	47
14	2
10	31
13	38
2	110
3	91
10	31
11	47
5	60
10	31
11	55
4	66
4	64
28	3
1	79
8	47
15	12
10	29
2	67
8	42
8	32
10	31
11	18
13	31
6	46
3	61
3	55
9	29
7	37
4	66
0	73
6	10
21	4
0	67
13	41
7	34
5	40
10	29
3	32
11	37
14	19
8	25
5	42
5	29
10	29
5	0
8	24
8	37
1	41
4	29
5	36
10	10
15	2
3	47
8	31
3	40
8	19
1	47
2	31
3	42
5	29
3	37
8	11
5	26
3	44
5	10
3	37
3	37
2	26
3	21
0	28
3	22
3	37
3	21
3	37
5	11
3	31
6	19
1	27
1	14
3	17
3	24
3	29
5	1
1	18
4	14
1	10
1	22
5	6
8	7
1	11
1	11
5	3
3	11
5	11
3	18
3	14
3	11
3	11
3	9
3	8
3	6
1	25
3	11
3	12
3	4
2	9
2	10
1	6
3	4

Margin (mm)	Years the old record stood
17	87
17	113
12	62
18	70
16	47
14	2
10	31
13	38
2	110
3	91
10	31
11	47
5	60
10	31
11	55
4	66
4	64
28	3
1	79
8	47
15	12
10	29
2	67
8	42
8	32
10	31
11	18
13	31
6	46
3	61
3	55
9	29
7	37
4	66
0	73
6	10
21	4
0	67
13	41
7	34
5	40
10	29
3	32
11	37
14	19
8	25
5	42
5	29
10	29
5	0
8	24
8	37
1	41
4	29
5	36
10	10
15	2
3	47
8	31
3	40
8	19
1	47
2	31
3	42
5	29
3	37
8	11
5	26
3	44
5	10
3	37
3	37
2	26
3	21
0	28
3	22
3	37
3	21
3	37
5	11
3	31
6	19
1	27
1	14
3	17
3	24
3	29
5	1
1	18
4	14
1	10
1	22
5	6
8	7
1	11
1	11
5	3
3	11
5	11
3	18
3	14
3	11
3	11
3	9
3	8
3	6
1	25
3	11
3	12
3	4
2	9
2	10
1	6
3	4