Extreme rain in United States, 10 to 11 October 2026

Name: Extreme rain in United States, 10 to 11 October 2026
Start: 2026-10-10
End: 2026-10-11
Location: United States

Extreme rain in United States, 10 to 11 October 2026: 7 records at 7 stations, peak on 10 October 2026. Closed.

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

Key Facts

Extreme rain in United States, 10 to 11 October 2026 set or tied 7 station records at 7 stations.
It ran from 10 October 2026 to 11 October 2026 (2 days) and its peak day was 10 October 2026.
Status: closed.
Hayfield Pumping Plt set a monthly record daily precipitation of 43.9 mm (1.7 in) on 11 October 2026 (provisional).
The busiest day was 10 October 2026 with 4 records.
The oldest broken record in the ranked list had stood for 68 years.

Footprint

10 to 11 October 2026

The area covered by Extreme rain in United States, 10 to 11 October 2026 is outlined, with 7 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in United States, 10 to 11 October 2026: stations that set records in the event
Station	Type	Value	Date
Redlands	Record daily precipitation	43.7 mm (1.7 in)	2026-10-11
Henshaw Dam	Record daily precipitation	59.7 mm (2.4 in)	2026-10-11
Blythe ASOS	Record daily precipitation	53.1 mm (2.1 in)	2026-10-11
El Centro Naf	Record daily precipitation	28.0 mm (1.1 in)	2026-10-11
Hayfield Pumping Plt	Record daily precipitation	43.9 mm (1.7 in)	2026-10-11
March AFB	Record daily precipitation	29.0 mm (1.1 in)	2026-10-11
El Centro 2 SSW	Record daily precipitation	29.5 mm (1.2 in)	2026-10-11
Borrego Desert Park	Record daily precipitation	24.4 mm (1.0 in)	2026-10-10
Desert Resorts Rgnl AP	Record daily precipitation	19.0 mm (0.7 in)	2026-10-10
Torrance AP	Record daily precipitation	5.6 mm (0.22 in)	2026-10-10
Imperial Co AP	Record daily precipitation	21.3 mm (0.8 in)	2026-10-10
Joshua Tree	Record daily precipitation	43.9 mm (1.7 in)	2026-10-11
Laughlin	Record daily precipitation	12.7 mm (0.5 in)	2026-10-11

Records per Day

Peak day 4

Records set or tied each day from 10 October 2026 to 11 October 2026. The most in one day was 4 on 10 October 2026.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 10 to 11 October 2026 ranked by margin
Imperial Co AP, 10-10	20.8 mm (0.8 in)
Laughlin, 10-11	11.2 mm (0.4 in)
El Centro 2 SSW, 10-11	10.2 mm (0.4 in)
Hayfield Pumping Plt, 10-11	9.9 mm (0.39 in)
Desert Resorts Rgnl AP, 10-10	7.6 mm (0.30 in)
Torrance AP, 10-10	2.3 mm (0.09 in)
Blythe ASOS, 10-10	1.2 mm (0.05 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

7 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.

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 10 to 11 October 2026 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, 10 to 11 October 2026 (this event)	7 records

Every Record Set

15 of 7

Every record set or tied during Extreme rain in United States, 10 to 11 October 2026, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2026-10-10	Borrego Desert Park	Record daily precipitation (provisional)	24.4 mm (1.0 in)	0.3 mm (0.01 in)	40	20 of 100 (Routine)
2026-10-10	Desert Resorts Rgnl AP	Record daily precipitation (provisional)	19.0 mm (0.7 in)	7.6 mm (0.30 in)	60	20 of 100 (Routine)
2026-10-10	Torrance AP	Record daily precipitation (provisional)	5.6 mm (0.22 in)	2.3 mm (0.09 in)	44	20 of 100 (Routine)
2026-10-10	Imperial Co AP	Record daily precipitation (provisional)	21.3 mm (0.8 in)	20.8 mm (0.8 in)	0	20 of 100 (Routine)
2026-10-10	Blythe ASOS	Record daily precipitation (provisional)	18.0 mm (0.7 in)	1.2 mm (0.05 in)	40	20 of 100 (Routine)
2026-10-11	Redlands	Record daily precipitation (provisional)	43.7 mm (1.7 in)	31.0 mm (1.2 in)	100	75 of 100 (Major)
2026-10-11	Henshaw Dam	Record daily precipitation (provisional)	59.7 mm (2.4 in)	47.0 mm (1.9 in)	60	66 of 100 (Major)
2026-10-11	Blythe ASOS	Record daily precipitation (provisional)	53.1 mm (2.1 in)	12.2 mm (0.5 in)	54	49 of 100 (Notable)
2026-10-11	El Centro Naf	Record daily precipitation (provisional)	28.0 mm (1.1 in)	21.9 mm (0.9 in)	68	49 of 100 (Notable)
2026-10-11	Hayfield Pumping Plt	Record daily precipitation (provisional)	43.9 mm (1.7 in)	9.9 mm (0.39 in)	47	48 of 100 (Notable)
2026-10-11	March AFB	Record daily precipitation (provisional)	29.0 mm (1.1 in)	9.7 mm (0.38 in)	7	42 of 100 (Notable)
2026-10-11	El Centro 2 SSW	Record daily precipitation (provisional)	29.5 mm (1.2 in)	10.2 mm (0.4 in)	68	37 of 100 (Notable)
2026-10-11	Desert Resorts Rgnl AP	Record daily precipitation (provisional)	24.4 mm (1.0 in)	14.7 mm (0.6 in)	39	20 of 100 (Routine)
2026-10-11	Joshua Tree	Record daily precipitation (provisional)	43.9 mm (1.7 in)	1.5 mm (0.06 in)	7	19 of 100 (Routine)
2026-10-11	Laughlin	Record daily precipitation (provisional)	12.7 mm (0.5 in)	11.2 mm (0.4 in)	13	19 of 100 (Routine)

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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.