Poweshiek County weather alerts
There are no active weather alerts for Poweshiek County, IA right now.
Since 2016 the National Weather Service has issued about 794 alerts that included Poweshiek County, roughly 79 a year. The most common is the severe thunderstorm warning (129 from 2016 to 2025). The last tornado warning was issued on June 11, 2026. 33 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 Poweshiek County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Mahaska County, Keokuk County, Jasper County, Iowa County.
Poweshiek County alert history
Alert events that included Poweshiek County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 129 | 21 | September 8, 2026 |
| Dense Fog Advisory | 101 | 5 | September 17, 2026 |
| Winter Weather Advisory | 93 | 3 | March 16, 2026 |
| Severe Thunderstorm Watch | 74 | 11 | August 13, 2026 |
| Wind Advisory | 70 | 3 | April 8, 2026 |
| Cold Weather Advisory | 42 | 3 | January 26, 2026 |
| Heat Advisory | 40 | 3 | August 31, 2026 |
| Flood Watch | 30 | 5 | September 30, 2026 |
| Tornado Watch | 29 | 9 | July 20, 2026 |
| Freeze Warning | 24 | 2 | October 17, 2026 |
| Tornado Warning | 24 | 4 | June 11, 2026 |
| Winter Storm Watch | 20 | 1 | March 15, 2026 |
| Winter Storm Warning | 19 | 0 | November 28, 2025 |
| Red Flag Warning | 13 | 2 | March 28, 2026 |
| Frost Advisory | 13 | 1 | May 2, 2026 |
| Extreme Cold Warning | 9 | 1 | January 23, 2026 |
| Extreme Heat Watch | 8 | 2 | July 27, 2026 |
| Freeze Watch | 8 | 1 | October 17, 2026 |
| Flash Flood Warning | 8 | 0 | July 20, 2025 |
| Extreme Heat Warning | 7 | 2 | July 26, 2026 |
| High Wind Warning | 7 | 4 | May 17, 2026 |
| Fire Weather Watch | 5 | 2 | March 28, 2026 |
| Flood Warning | 5 | 3 | October 4, 2026 |
| High Wind Watch | 4 | 1 | March 15, 2026 |
| Blizzard Warning | 4 | 1 | March 15, 2026 |
| Extreme Cold Watch | 4 | 1 | January 23, 2026 |
| Ice Storm Warning | 2 | 0 | December 14, 2024 |
| Snow Squall Warning | 2 | 0 | December 28, 2025 |
Tornado history in Poweshiek County
33 tornadoes have been recorded in Poweshiek County since 1950, killing 6 people and injuring 60. That ranks 51 of 99 counties in Iowa. The most recent was on March 31, 2023 (rated unknown).
Strongest tornadoes in Poweshiek County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| September 16, 1978 | F3 | Marshall County | 31.8 mi | 200 yd | 6 | 45 |
| April 23, 1965 | F3 | Poweshiek County | 47.4 mi | 10 yd | 0 | 1 |
| April 19, 1966 | F3 | Poweshiek County | 27.1 mi | 400 yd | 0 | 4 |
| August 12, 1956 | F3 | Poweshiek County | 5.1 mi | 200 yd | 0 | 8 |
| May 8, 1988 | F2 | Poweshiek County | 59 mi | 60 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| March 31, 2023 | ? | Poweshiek County | 3.6 mi | 60 yd | 0 | 0 |
| March 5, 2022 | EF2 | Jasper County | 17.3 mi | 500 yd | 0 | 0 |
| May 29, 2019 | ? | Poweshiek County | 1 mi | 30 yd | 0 | 0 |
| May 29, 2019 | ? | Poweshiek County | 0.9 mi | 30 yd | 0 | 0 |
| May 29, 2019 | EF1 | Poweshiek County | 3.5 mi | 50 yd | 0 | 1 |
About Poweshiek County
- Population: 18,454 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019157 (how to use it)