Extreme rain in United States, 4 to 5 September 2026

Name: Extreme rain in United States, 4 to 5 September 2026
Start: 2026-09-04
End: 2026-09-05
Location: United States

Extreme rain in United States, 4 to 5 September 2026: 11 records at 11 stations, peak on 4 September 2026. Closed.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Key Facts

Extreme rain in United States, 4 to 5 September 2026 set or tied 11 station records at 11 stations.
It ran from 4 September 2026 to 5 September 2026 (2 days) and its peak day was 4 September 2026.
Status: closed.
Nenana Muni AP set a daily record precipitation of 34.5 mm (1.4 in) on 4 September 2026 (provisional).
The busiest day was 4 September 2026 with 9 records.
The oldest broken record in the ranked list had stood for 80 years.

Footprint

4 to 5 September 2026

The area covered by Extreme rain in United States, 4 to 5 September 2026 is outlined, with 11 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in United States, 4 to 5 September 2026: stations that set records in the event
Station	Type	Value	Date
Nenana Muni AP	Record daily precipitation	34.5 mm (1.4 in)	2026-09-04
College Obsy	Record daily precipitation	18.0 mm (0.7 in)	2026-09-04
N Pole	Record daily precipitation	14.7 mm (0.6 in)	2026-09-04
Teuchet Creek	Record daily precipitation	10.2 mm (0.4 in)	2026-09-04
Mt. Ryan	Record daily precipitation	20.3 mm (0.8 in)	2026-09-04
Fairbanks Intl AP	Record daily precipitation	20.3 mm (0.8 in)	2026-09-04
McGrath AP	Record daily precipitation	21.8 mm (0.9 in)	2026-09-04
Granite Crk	Record daily precipitation	7.6 mm (0.30 in)	2026-09-05
Big Delta AP	Record daily precipitation	12.7 mm (0.5 in)	2026-09-05
Minchumina	Record daily precipitation	14.7 mm (0.6 in)	2026-09-04
Little Chena Ridge	Record daily precipitation	20.3 mm (0.8 in)	2026-09-04
Monument Creek	Record daily precipitation	17.8 mm (0.7 in)	2026-09-05

Records per Day

Peak day 9

Records set or tied each day from 4 September 2026 to 5 September 2026. The most in one day was 9 on 4 September 2026.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 4 to 5 September 2026 ranked by margin
Nenana Muni AP, 09-04	15.2 mm (0.6 in)
Fairbanks Intl AP, 09-04	11.9 mm (0.5 in)
Mt. Ryan, 09-04	10.1 mm (0.4 in)
Little Chena Ridge, 09-04	7.6 mm (0.30 in)
N Pole, 09-04	5.8 mm (0.23 in)
Granite Crk, 09-05	5.1 mm (0.20 in)
Teuchet Creek, 09-04	5.1 mm (0.20 in)
Minchumina, 09-04	3.5 mm (0.14 in)
McGrath AP, 09-04	3.3 mm (0.13 in)
College Obsy, 09-04	2.3 mm (0.09 in)
Big Delta AP, 09-05	1.5 mm (0.06 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

11 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, 4 to 5 September 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, 4 to 5 September 2026 (this event)	11 records

Every Record Set

12 of 11

Every record set or tied during Extreme rain in United States, 4 to 5 September 2026, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2026-09-04	Nenana Muni AP	Record daily precipitation (provisional)	34.5 mm (1.4 in)	15.2 mm (0.6 in)	80	64 of 100 (Major)
2026-09-04	College Obsy	Record daily precipitation (provisional)	18.0 mm (0.7 in)	2.3 mm (0.09 in)	55	20 of 100 (Routine)
2026-09-04	N Pole	Record daily precipitation (provisional)	14.7 mm (0.6 in)	5.8 mm (0.23 in)	55	20 of 100 (Routine)
2026-09-04	Teuchet Creek	Record daily precipitation (provisional)	10.2 mm (0.4 in)	5.1 mm (0.20 in)	37	20 of 100 (Routine)
2026-09-04	Mt. Ryan	Record daily precipitation (provisional)	20.3 mm (0.8 in)	10.1 mm (0.4 in)	4	20 of 100 (Routine)
2026-09-04	Fairbanks Intl AP	Record daily precipitation (provisional)	20.3 mm (0.8 in)	11.9 mm (0.5 in)	65	20 of 100 (Routine)
2026-09-04	McGrath AP	Record daily precipitation (provisional)	21.8 mm (0.9 in)	3.3 mm (0.13 in)	75	20 of 100 (Routine)
2026-09-04	Minchumina	Record daily precipitation (provisional)	14.7 mm (0.6 in)	3.5 mm (0.14 in)	4	18 of 100 (Routine)
2026-09-04	Little Chena Ridge	Record daily precipitation (provisional)	20.3 mm (0.8 in)	7.6 mm (0.30 in)	3	18 of 100 (Routine)
2026-09-05	Granite Crk	Record daily precipitation (provisional)	7.6 mm (0.30 in)	5.1 mm (0.20 in)	27	20 of 100 (Routine)
2026-09-05	Big Delta AP	Record daily precipitation (provisional)	12.7 mm (0.5 in)	1.5 mm (0.06 in)	61	20 of 100 (Routine)
2026-09-05	Monument Creek	Record daily precipitation (tie) (provisional)	17.8 mm (0.7 in)	tie	0	1 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 2026-10-12. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.