Shelby County weather alerts
There are no active weather alerts for Shelby County, IA right now.
Since 2016 the National Weather Service has issued about 848 alerts that included Shelby County, roughly 85 a year. The most common is the severe thunderstorm warning (162 from 2016 to 2025). The last tornado warning was issued on July 9, 2026. 31 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 Shelby County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Crawford County, Audubon County, Pottawattamie County, Harrison County.
Shelby County alert history
Alert events that included Shelby County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 162 | 23 | September 15, 2026 |
| Dense Fog Advisory | 94 | 8 | September 17, 2026 |
| Winter Weather Advisory | 88 | 2 | April 7, 2026 |
| Severe Thunderstorm Watch | 80 | 12 | September 6, 2026 |
| Wind Advisory | 77 | 3 | March 12, 2026 |
| Cold Weather Advisory | 41 | 3 | March 16, 2026 |
| Heat Advisory | 34 | 6 | September 2, 2026 |
| Red Flag Warning | 29 | 5 | March 28, 2026 |
| Flood Watch | 26 | 4 | September 30, 2026 |
| Tornado Warning | 24 | 1 | July 9, 2026 |
| Freeze Warning | 22 | 1 | October 17, 2026 |
| Tornado Watch | 21 | 4 | September 14, 2026 |
| Winter Storm Watch | 18 | 1 | March 15, 2026 |
| Winter Storm Warning | 15 | 2 | March 15, 2026 |
| Fire Weather Watch | 15 | 2 | March 28, 2026 |
| Extreme Heat Watch | 13 | 2 | July 27, 2026 |
| Frost Advisory | 13 | 2 | May 2, 2026 |
| Flood Advisory | 12 | 2 | September 9, 2026 |
| Extreme Heat Warning | 9 | 3 | July 27, 2026 |
| Extreme Cold Warning | 9 | 1 | January 23, 2026 |
| Flash Flood Warning | 8 | 5 | October 1, 2026 |
| Freeze Watch | 8 | 1 | October 17, 2026 |
| Flood Warning | 7 | 2 | October 1, 2026 |
| High Wind Warning | 7 | 3 | March 15, 2026 |
| Extreme Cold Watch | 6 | 0 | February 19, 2025 |
| Blizzard Warning | 4 | 1 | March 15, 2026 |
| High Wind Watch | 3 | 1 | March 15, 2026 |
| Snow Squall Warning | 2 | 0 | December 28, 2025 |
| Ice Storm Warning | 1 | 0 | January 15, 2017 |
Tornado history in Shelby County
31 tornadoes have been recorded in Shelby County since 1950, killing 1 people and injuring 3. That ranks 56 of 99 counties in Iowa. The most recent was on May 24, 2024 (rated EF0).
Strongest tornadoes in Shelby County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 26, 2024 | EF3 | Pottawattamie County | 40.3 mi | 1,900 yd | 1 | 3 |
| May 6, 1955 | F2 | Shelby County | 15.5 mi | 200 yd | 0 | 0 |
| May 7, 1975 | F2 | Shelby County | 9.9 mi | 10 yd | 0 | 0 |
| April 26, 2024 | EF2 | Shelby County | 9.3 mi | 200 yd | 0 | 0 |
| September 25, 1973 | F2 | Shelby County | 0.1 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 24, 2024 | EF0 | Shelby County | 0.1 mi | 40 yd | 0 | 0 |
| May 20, 2024 | ? | Shelby County | 0.4 mi | 20 yd | 0 | 0 |
| May 6, 2024 | EF1 | Pottawattamie County | 4 mi | 450 yd | 0 | 0 |
| April 26, 2024 | EF1 | Shelby County | 13 mi | 300 yd | 0 | 0 |
| April 26, 2024 | EF2 | Shelby County | 9.3 mi | 200 yd | 0 | 0 |
About Shelby County
- Population: 11,821 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019165 (how to use it)