Worth County weather alerts
There are no active weather alerts for Worth County, IA right now.
Since 2016 the National Weather Service has issued about 835 alerts that included Worth County, roughly 84 a year. The most common is the severe thunderstorm warning (98 from 2016 to 2025). The last tornado warning was issued on May 18, 2026. 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 Worth County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Freeborn County, Cerro Gordo County, Mitchell County, Mower County.
Worth County alert history
Alert events that included Worth County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 98 | 12 | August 7, 2026 |
| Winter Weather Advisory | 97 | 5 | March 16, 2026 |
| Dense Fog Advisory | 95 | 4 | August 7, 2026 |
| Wind Advisory | 89 | 3 | April 8, 2026 |
| Severe Thunderstorm Watch | 73 | 10 | September 2, 2026 |
| Cold Weather Advisory | 67 | 4 | March 16, 2026 |
| Winter Storm Watch | 41 | 1 | March 15, 2026 |
| Winter Storm Warning | 37 | 0 | December 6, 2025 |
| Flood Watch | 28 | 4 | September 30, 2026 |
| Flood Warning | 25 | 0 | August 18, 2025 |
| Heat Advisory | 23 | 4 | July 27, 2026 |
| Tornado Watch | 22 | 4 | July 20, 2026 |
| Extreme Cold Warning | 18 | 1 | January 23, 2026 |
| Blizzard Warning | 16 | 2 | March 15, 2026 |
| Red Flag Warning | 16 | 2 | March 28, 2026 |
| Frost Advisory | 15 | 3 | May 11, 2026 |
| Freeze Warning | 15 | 2 | October 17, 2026 |
| Flash Flood Warning | 11 | 1 | July 9, 2026 |
| High Wind Warning | 10 | 2 | March 15, 2026 |
| Tornado Warning | 9 | 2 | May 18, 2026 |
| Extreme Heat Watch | 7 | 2 | July 27, 2026 |
| Extreme Heat Warning | 5 | 2 | July 26, 2026 |
| Fire Weather Watch | 5 | 2 | March 28, 2026 |
| Extreme Cold Watch | 5 | 1 | January 23, 2026 |
| High Wind Watch | 4 | 2 | March 15, 2026 |
| Freeze Watch | 3 | 1 | October 17, 2026 |
| Ice Storm Warning | 1 | 0 | January 3, 2023 |
Tornado history in Worth County
23 tornadoes have been recorded in Worth County since 1950, injuring 6 people. That ranks 83 of 99 counties in Iowa. The most recent was on August 5, 2024 (rated unknown).
Strongest tornadoes in Worth County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 10, 1953 | F4 | Hancock County | 26.6 mi | 10 yd | 0 | 3 |
| April 30, 1967 | F4 | Worth County | 13.3 mi | 400 yd | 0 | 0 |
| April 30, 1967 | F3 | Worth County | 17.2 mi | 800 yd | 0 | 0 |
| July 12, 1971 | F3 | Worth County | 15.4 mi | 833 yd | 0 | 0 |
| May 28, 1974 | F3 | Worth County | 3.8 mi | 150 yd | 0 | 3 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 5, 2024 | ? | Worth County | 0.8 mi | 30 yd | 0 | 0 |
| August 5, 2024 | ? | Worth County | 0.1 mi | 20 yd | 0 | 0 |
| August 5, 2024 | ? | Worth County | 0.3 mi | 20 yd | 0 | 0 |
| April 12, 2022 | EF1 | Worth County | 1.2 mi | 70 yd | 0 | 0 |
| December 15, 2021 | EF0 | Worth County | 9.1 mi | 80 yd | 0 | 0 |
About Worth County
- Population: 7,307 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019195 (how to use it)