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Flood in Custer County, Nebraska
60 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 60 flood events in Custer County, Nebraska, between 1950 and 2026, spread over 18 years.
August is the busiest month, with 16 of the recorded events. The last 20 years account for 55 events against 5 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 2.5% of the 2,363 flood events recorded in Nebraska; its 2.3 per 100 square miles compares with 3.1 statewide.
Compared with Nebraska
| Measure | Custer County | Nebraska | US |
|---|---|---|---|
| Flood events since 1950 | 60 | 2,363 | 183,559 |
| Per 100 square miles | 2.3 | 3.1 | 5.2 |
| Per 10,000 residents | 57.4 | 12.0 | 5.5 |
| Deaths recorded | 0 | 13 | 2,961 |
| Busiest month | August | June | June |
By year
Seasonality
0Feb
0Mar
13Apr
1May
10Jun
10Jul
5Aug
16Sep
1Oct
4Nov
0Dec
0
Recorded events
All 60 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 2 Jun 2025 | Flash Flood | — | $15K | — | — | — | County |
| 7 Jun 2024 | Flash Flood | — | $50K | — | — | — | County |
| 12 Oct 2023 | Flash Flood | — | $500K | — | — | — | County |
| 12 Oct 2023 | Flash Flood | — | — | — | — | — | County |
| 12 Oct 2023 | Flash Flood | — | — | — | — | — | County |
| 7 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 6 Jul 2021 | Flood | — | — | — | — | — | County |
| 10 Jul 2020 | Flash Flood | — | $10K | — | — | — | County |
| 10 Jul 2020 | Flash Flood | — | $10K | — | — | — | County |
| 10 Jul 2020 | Flash Flood | — | $10K | — | — | — | County |
| 8 Jun 2020 | Flash Flood | — | — | — | — | — | County |
| 24 May 2020 | Flash Flood | — | — | — | — | — | County |
| 24 May 2020 | Flash Flood | — | — | — | — | — | County |
| 24 May 2020 | Flash Flood | — | — | — | — | — | County |
| 24 May 2020 | Flash Flood | — | — | — | — | — | County |
| 26 Aug 2019 | Flash Flood | — | — | — | — | — | County |
| 21 Aug 2019 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2019 | Flood | — | — | — | — | — | County |
| 16 Mar 2019 | Flood | — | $100K | — | — | — | County |
| 14 Mar 2019 | Flood | — | $1.0M | — | — | — | County |
| 14 Mar 2019 | Flood | — | $500K | — | — | — | County |
| 13 Mar 2019 | Flood | — | $500K | — | — | — | County |
| 13 Mar 2019 | Flood | — | $500K | — | — | — | County |
| 13 Mar 2019 | Flood | — | $500K | — | — | — | County |
| 13 Mar 2019 | Flood | — | $200K | — | — | — | County |
| 13 Mar 2019 | Flood | — | $25K | — | — | — | County |
| 13 Mar 2019 | Flood | — | — | — | — | — | County |
| 13 Mar 2019 | Flood | — | — | — | — | — | County |
| 13 Mar 2019 | Flood | — | $50K | — | — | — | County |
| 13 Mar 2019 | Flood | — | — | — | — | — | County |
| 1 Oct 2017 | Flash Flood | — | $15K | — | — | — | County |
| 19 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 16 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 16 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 16 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 16 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 15 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 13 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 13 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 19 Jun 2014 | Flood | — | — | — | — | — | County |
| 9 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 16 Jun 2013 | Flash Flood | — | — | — | — | — | County |
| 29 May 2013 | Flash Flood | — | $40K | — | — | — | County |
| 29 May 2013 | Flash Flood | — | — | — | — | — | County |
| 19 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 22 Sep 2010 | Flash Flood | — | $75K | — | — | — | County |
| 11 Jun 2010 | Flood | — | $300K | $35K | — | — | County |
| 23 Jun 2009 | Flash Flood | — | $75K | — | — | — | County |
| 29 May 2007 | Flash Flood | — | $250K | $25K | — | — | County |
| 5 May 2007 | Flash Flood | — | — | — | — | — | County |
| 5 May 2007 | Flash Flood | — | $25K | — | — | — | County |
| 2 Jun 2005 | Flash Flood | — | — | — | — | — | County |
| 16 Jun 2004 | Flash Flood | — | $5K | $10K | — | — | County |
| 16 May 2004 | Flash Flood | — | $15K | $7K | — | — | County |
| 22 Apr 2001 | Flash Flood | — | — | — | — | — | County |
| 26 Mar 1998 | Flash Flood | — | $4K | — | — | 1 | County |
Questions and answers
How many flood events has Custer County had?
60 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.
When was the last recorded flood event in Custer County?
2 Jun 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Custer County?
The flood of 14 Mar 2019, with property damage estimated by NCEI at $1.0M.
How does Custer County compare with Nebraska for flood?
2.3 events per 100 square miles against 3.1 statewide; the county holds 60 of the state's 2,363 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.