Mills County weather alerts
There are no active weather alerts for Mills County, IA right now.
Since 2016 the National Weather Service has issued about 1,055 alerts that included Mills County, roughly 106 a year. The most common is the severe thunderstorm warning (244 from 2016 to 2025). The last tornado warning was issued on September 14, 2026. 21 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 Mills County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Montgomery County, Pottawattamie County, Fremont County, Cass County.
Mills County alert history
Alert events that included Mills County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 244 | 29 | September 15, 2026 |
| Dense Fog Advisory | 93 | 10 | September 17, 2026 |
| Severe Thunderstorm Watch | 92 | 12 | September 6, 2026 |
| Winter Weather Advisory | 86 | 3 | April 7, 2026 |
| Wind Advisory | 78 | 4 | March 13, 2026 |
| Heat Advisory | 48 | 6 | September 8, 2026 |
| Cold Weather Advisory | 37 | 2 | January 26, 2026 |
| Flood Warning | 36 | 5 | October 2, 2026 |
| Red Flag Warning | 36 | 4 | March 28, 2026 |
| Flood Watch | 34 | 6 | September 30, 2026 |
| Flood Advisory | 33 | 0 | August 10, 2025 |
| Tornado Warning | 30 | 7 | September 14, 2026 |
| Tornado Watch | 28 | 6 | September 14, 2026 |
| Freeze Warning | 24 | 1 | October 17, 2026 |
| Fire Weather Watch | 21 | 2 | March 28, 2026 |
| Winter Storm Warning | 18 | 1 | February 19, 2026 |
| Winter Storm Watch | 17 | 0 | November 28, 2025 |
| Flash Flood Warning | 16 | 5 | September 9, 2026 |
| Extreme Heat Warning | 15 | 2 | July 25, 2026 |
| Frost Advisory | 14 | 2 | May 2, 2026 |
| Extreme Heat Watch | 13 | 3 | July 27, 2026 |
| Freeze Watch | 9 | 1 | October 17, 2026 |
| High Wind Warning | 9 | 2 | March 15, 2026 |
| Extreme Cold Warning | 7 | 0 | February 20, 2025 |
| Extreme Cold Watch | 6 | 0 | February 19, 2025 |
| Blizzard Warning | 4 | 0 | March 4, 2025 |
| High Wind Watch | 4 | 2 | March 15, 2026 |
| Snow Squall Warning | 2 | 0 | December 28, 2025 |
| Ice Storm Warning | 1 | 0 | January 15, 2017 |
Tornado history in Mills County
21 tornadoes have been recorded in Mills County since 1950, killing 2 people and injuring 14. That ranks 87 of 99 counties in Iowa. The most recent was on May 6, 2024 (rated EF1).
Strongest tornadoes in Mills County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 28, 1979 | F3 | Mills County | 38.3 mi | 533 yd | 2 | 14 |
| June 16, 1992 | F2 | Mills County | 3 mi | 73 yd | 0 | 0 |
| December 15, 2021 | EF1 | Mills County | 10 mi | 100 yd | 0 | 0 |
| May 6, 2024 | EF1 | Mills County | 5.7 mi | 250 yd | 0 | 0 |
| June 4, 2008 | EF1 | Mills County | 5.1 mi | 440 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 6, 2024 | EF1 | Mills County | 5.7 mi | 250 yd | 0 | 0 |
| April 26, 2024 | EF1 | Mills County | 2.7 mi | 80 yd | 0 | 0 |
| December 15, 2021 | EF1 | Mills County | 0.6 mi | 50 yd | 0 | 0 |
| December 15, 2021 | EF1 | Mills County | 10 mi | 100 yd | 0 | 0 |
| June 18, 2018 | EF0 | Mills County | 0.3 mi | 50 yd | 0 | 0 |
About Mills County
- Population: 14,717 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019129 (how to use it)