Allegan County weather alerts
There are no active weather alerts for Allegan County, MI right now.
Since 2016 the National Weather Service has issued about 657 alerts that included Allegan County, roughly 66 a year. The most common is the winter weather advisory (149 from 2016 to 2025). The last tornado warning was issued on April 15, 2026. 36 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 Allegan County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Kalamazoo County, Barry County, Ottawa County, Kent County.
Allegan County alert history
Alert events that included Allegan County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Winter Weather Advisory | 149 | 10 | March 16, 2026 |
| Severe Thunderstorm Warning | 97 | 17 | August 10, 2026 |
| Wind Advisory | 62 | 4 | April 27, 2026 |
| Severe Thunderstorm Watch | 49 | 9 | August 9, 2026 |
| Flood Advisory | 45 | 0 | April 2, 2025 |
| Dense Fog Advisory | 45 | 6 | October 24, 2026 |
| Frost Advisory | 32 | 6 | October 18, 2026 |
| Winter Storm Warning | 28 | 1 | January 18, 2026 |
| Flood Watch | 25 | 4 | September 19, 2026 |
| Winter Storm Watch | 21 | 1 | January 18, 2026 |
| Freeze Warning | 18 | 2 | May 2, 2026 |
| Heat Advisory | 16 | 3 | September 2, 2026 |
| Flood Warning | 11 | 0 | August 15, 2023 |
| Tornado Warning | 10 | 1 | April 15, 2026 |
| High Wind Warning | 9 | 1 | March 13, 2026 |
| High Wind Watch | 8 | 1 | March 13, 2026 |
| Red Flag Warning | 8 | 0 | April 22, 2024 |
| Tornado Watch | 6 | 3 | June 12, 2026 |
| Freeze Watch | 4 | 2 | May 2, 2026 |
| Cold Weather Advisory | 4 | 3 | January 30, 2026 |
| Extreme Heat Watch | 3 | 1 | June 29, 2026 |
| Fire Weather Watch | 3 | 0 | June 4, 2023 |
| Extreme Heat Warning | 2 | 1 | June 29, 2026 |
| Blizzard Warning | 1 | 0 | December 22, 2022 |
| Ice Storm Warning | 1 | 0 | February 22, 2023 |
| Extreme Cold Watch | 0 | 1 | January 23, 2026 |
Tornado history in Allegan County
36 tornadoes have been recorded in Allegan County since 1950, killing 19 people and injuring 325. That ranks 5 of 83 counties in Michigan. The most recent was on May 15, 2025 (rated EF1).
Strongest tornadoes in Allegan County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 3, 1956 | F5 | Allegan County | 58.8 mi | 400 yd | 17 | 292 |
| April 3, 1956 | F3 | Van Buren County | 60.6 mi | 200 yd | 0 | 12 |
| July 21, 1983 | F2 | Allegan County | 13.6 mi | 200 yd | 1 | 1 |
| April 21, 1967 | F2 | Allegan County | 18.6 mi | 50 yd | 0 | 4 |
| May 30, 1989 | F2 | Van Buren County | 10.2 mi | 100 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 15, 2025 | EF1 | Allegan County | 8.3 mi | 200 yd | 0 | 0 |
| May 15, 2025 | EF1 | Allegan County | 5.4 mi | 175 yd | 0 | 0 |
| August 11, 2021 | EF0 | Allegan County | 2.8 mi | 100 yd | 0 | 0 |
| June 30, 2017 | EF0 | Allegan County | 0.2 mi | 25 yd | 0 | 0 |
| August 20, 2016 | EF1 | Allegan County | 12.8 mi | 100 yd | 0 | 0 |
About Allegan County
- Population: 122,429 (2024 estimate)
- State: Michigan
- NOAA Weather Radio SAME code: 026005 (how to use it)