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Flood in Daniels County, Montana
19 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 19 flood events in Daniels County, Montana, between 1950 and 2026, spread over 9 years.
March is the busiest month, with 7 of the recorded events. The last 20 years account for 10 events against 9 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.6% of the 1,175 flood events recorded in Montana; its 1.3 per 100 square miles compares with 0.8 statewide.
Compared with Montana
| Measure | Daniels County | Montana | US |
|---|---|---|---|
| Flood events since 1950 | 19 | 1,175 | 183,559 |
| Per 100 square miles | 1.3 | 0.8 | 5.2 |
| Per 10,000 residents | 112.7 | 10.6 | 5.5 |
| Deaths recorded | 0 | 9 | 2,961 |
| Busiest month | March | June | June |
By year
Seasonality
0Feb
0Mar
7Apr
1May
3Jun
5Jul
3Aug
0Sep
0Oct
0Nov
0Dec
0
Recorded events
All 19 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 Mar 2025 | Flood | — | — | — | — | — | County |
| 2 Jun 2023 | Flash Flood | — | — | — | — | — | County |
| 16 Mar 2017 | Flood | — | — | — | — | — | County |
| 16 Mar 2017 | Flood | — | — | — | — | — | County |
| 16 Mar 2017 | Flood | — | — | — | — | — | County |
| 17 Jun 2011 | Flash Flood | — | — | — | — | — | County |
| 17 Jun 2011 | Flood | — | — | — | — | — | County |
| 7 Jun 2011 | Flood | — | — | — | — | — | County |
| 18 May 2011 | Flood | — | — | — | — | — | County |
| 22 Jun 2008 | Flash Flood | — | — | — | — | — | County |
| 29 May 2004 | Flash Flood | — | — | — | — | — | County |
| 29 May 1999 | Flood | — | — | — | — | — | County |
| 9 Apr 1999 | Flash Flood | — | — | — | — | — | County |
| 17 Mar 1999 | Flood | — | $85K | — | — | — | Forecast zone |
| 15 Mar 1999 | Flood | — | $30K | — | — | — | County |
| 5 Jul 1998 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 1998 | Flash Flood | — | — | — | — | — | County |
| 4 Jul 1998 | Flash Flood | — | — | — | — | — | County |
| 26 Mar 1997 | Flood | — | — | — | — | — | Forecast zone |
Questions and answers
How many flood events has Daniels County had?
19 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 Daniels County?
2 Mar 2025 (Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Daniels County?
The flood of 17 Mar 1999, with property damage estimated by NCEI at $85K.
How does Daniels County compare with Montana for flood?
1.3 events per 100 square miles against 0.8 statewide; the county holds 19 of the state's 1,175 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.