Dunn County weather alerts
There are no active weather alerts for Dunn County, WI right now.
Since 2016 the National Weather Service has issued about 642 alerts that included Dunn County, roughly 64 a year. The most common is the severe thunderstorm warning (119 from 2016 to 2025). The last tornado warning was issued on May 15, 2025. 23 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 Dunn County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Chippewa County, Pierce County, St. Croix County, Pepin County.
Dunn County alert history
Alert events that included Dunn County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 119 | 10 | June 19, 2026 |
| Winter Weather Advisory | 91 | 5 | March 16, 2026 |
| Dense Fog Advisory | 60 | 6 | October 1, 2026 |
| Cold Weather Advisory | 58 | 3 | January 26, 2026 |
| Severe Thunderstorm Watch | 54 | 9 | July 1, 2026 |
| Winter Storm Warning | 41 | 2 | April 2, 2026 |
| Winter Storm Watch | 40 | 2 | April 2, 2026 |
| Flood Watch | 22 | 0 | August 18, 2025 |
| Heat Advisory | 22 | 5 | July 27, 2026 |
| Frost Advisory | 21 | 5 | May 11, 2026 |
| Tornado Warning | 19 | 0 | May 15, 2025 |
| Wind Advisory | 19 | 1 | March 13, 2026 |
| Tornado Watch | 17 | 2 | October 28, 2026 |
| Freeze Warning | 15 | 4 | October 17, 2026 |
| Flood Warning | 7 | 0 | April 11, 2023 |
| Flash Flood Warning | 7 | 0 | August 18, 2025 |
| Extreme Heat Watch | 6 | 2 | July 26, 2026 |
| Extreme Heat Warning | 5 | 3 | July 26, 2026 |
| Extreme Cold Warning | 5 | 1 | January 23, 2026 |
| Blizzard Warning | 3 | 1 | March 15, 2026 |
| Extreme Cold Watch | 3 | 1 | January 23, 2026 |
| Freeze Watch | 2 | 1 | October 17, 2026 |
| Red Flag Warning | 2 | 0 | May 12, 2025 |
| Fire Weather Watch | 1 | 0 | April 29, 2018 |
| High Wind Watch | 1 | 0 | December 16, 2021 |
| High Wind Warning | 1 | 0 | December 16, 2021 |
| Ice Storm Warning | 1 | 0 | March 5, 2022 |
Tornado history in Dunn County
23 tornadoes have been recorded in Dunn County since 1950, killing 23 people and injuring 102. That ranks 39 of 72 counties in Wisconsin. The most recent was on May 9, 2022 (rated EF1).
Strongest tornadoes in Dunn County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 4, 1958 | F5 | St. Croix County | 33.7 mi | 880 yd | 21 | 74 |
| September 12, 1951 | F3 | Pepin County | 24.4 mi | 200 yd | 0 | 1 |
| September 24, 2019 | EF3 | Dunn County | 7 mi | 725 yd | 0 | 3 |
| July 18, 1971 | F2 | Dunn County | 38.5 mi | 100 yd | 1 | 2 |
| July 15, 1980 | F2 | St. Croix County | 0.1 mi | 10 yd | 1 | 12 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 9, 2022 | EF1 | Dunn County | 9.3 mi | 50 yd | 0 | 0 |
| May 9, 2022 | EF0 | Dunn County | 0.7 mi | 50 yd | 0 | 0 |
| July 21, 2020 | EF0 | Dunn County | 0.1 mi | 25 yd | 0 | 0 |
| September 24, 2019 | EF3 | Dunn County | 7 mi | 725 yd | 0 | 3 |
| July 18, 2015 | EF1 | Dunn County | 5.3 mi | 50 yd | 0 | 0 |
About Dunn County
- Population: 46,135 (2024 estimate)
- State: Wisconsin
- NOAA Weather Radio SAME code: 055033 (how to use it)