Williams County weather alerts
There are no active weather alerts for Williams County, ND right now.
Since 2016 the National Weather Service has issued about 903 alerts that included Williams County, roughly 90 a year. The most common is the severe thunderstorm warning (141 from 2016 to 2025). The last tornado warning was issued on September 12, 2025. 26 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Williams County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Roosevelt County, Mountrail County, Divide County, McKenzie County.
Williams County alert history
Alert events that included Williams County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 141 | 23 | September 6, 2026 |
| Wind Advisory | 120 | 14 | October 24, 2026 |
| Cold Weather Advisory | 108 | 6 | February 21, 2026 |
| Dense Fog Advisory | 96 | 13 | November 11, 2026 |
| Winter Weather Advisory | 79 | 5 | February 28, 2026 |
| Red Flag Warning | 47 | 12 | August 6, 2026 |
| Severe Thunderstorm Watch | 46 | 5 | August 30, 2026 |
| Extreme Cold Warning | 37 | 1 | January 22, 2026 |
| Frost Advisory | 30 | 2 | May 16, 2026 |
| Freeze Warning | 30 | 4 | October 16, 2026 |
| Fire Weather Watch | 27 | 6 | May 26, 2026 |
| High Wind Warning | 24 | 4 | September 14, 2026 |
| Winter Storm Watch | 21 | 1 | February 18, 2026 |
| Flood Warning | 21 | 0 | February 27, 2025 |
| High Wind Watch | 15 | 3 | May 14, 2026 |
| Winter Storm Warning | 13 | 1 | February 18, 2026 |
| Blizzard Warning | 9 | 0 | December 18, 2025 |
| Heat Advisory | 9 | 1 | July 29, 2026 |
| Freeze Watch | 8 | 0 | September 6, 2025 |
| Tornado Watch | 7 | 2 | June 27, 2026 |
| Flood Advisory | 5 | 1 | September 3, 2026 |
| Tornado Warning | 4 | 0 | September 12, 2025 |
| Extreme Cold Watch | 3 | 1 | January 22, 2026 |
| Flood Watch | 2 | 0 | June 30, 2020 |
| Flash Flood Warning | 1 | 0 | June 11, 2021 |
| Dust Storm Warning | 0 | 1 | May 14, 2026 |
| Extreme Heat Watch | 0 | 1 | July 11, 2026 |
| Extreme Heat Warning | 0 | 1 | July 11, 2026 |
Tornado history in Williams County
26 tornadoes have been recorded in Williams County since 1950. That ranks 30 of 53 counties in North Dakota. The most recent was on September 12, 2025 (rated unknown).
Strongest tornadoes in Williams County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 11, 1974 | F3 | Williams County | 0.1 mi | 10 yd | 0 | 0 |
| June 5, 1976 | F2 | Williams County | 2 mi | 33 yd | 0 | 0 |
| June 27, 1982 | F2 | Williams County | 0.4 mi | 23 yd | 0 | 0 |
| June 13, 1953 | F2 | Williams County | 0.1 mi | 10 yd | 0 | 0 |
| May 17, 1977 | F1 | Williams County | 8.5 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| September 12, 2025 | ? | Williams County | 0.2 mi | 50 yd | 0 | 0 |
| June 10, 2021 | ? | Williams County | 0.9 mi | 40 yd | 0 | 0 |
| July 26, 2015 | EF0 | Williams County | 3.1 mi | 50 yd | 0 | 0 |
| August 10, 2007 | EF0 | Williams County | 1 mi | 40 yd | 0 | 0 |
| May 6, 2003 | F0 | Williams County | 0 mi | 30 yd | 0 | 0 |
About Williams County
- Population: 40,763 (2024 estimate)
- State: North Dakota
- NOAA Weather Radio SAME code: 038105 (how to use it)