Lenawee County weather alerts
There are no active weather alerts for Lenawee County, MI right now.
Since 2016 the National Weather Service has issued about 454 alerts that included Lenawee County, roughly 45 a year. The most common is the severe thunderstorm warning (78 from 2016 to 2025). The last tornado warning was issued on September 3, 2026. 32 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 Lenawee County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Washtenaw County, Jackson County, Hillsdale County, Lucas County.
Lenawee County alert history
Alert events that included Lenawee County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 78 | 11 | September 16, 2026 |
| Winter Weather Advisory | 60 | 4 | January 25, 2026 |
| Wind Advisory | 57 | 3 | March 15, 2026 |
| Severe Thunderstorm Watch | 47 | 8 | September 3, 2026 |
| Dense Fog Advisory | 37 | 8 | October 25, 2026 |
| Frost Advisory | 26 | 6 | October 18, 2026 |
| Flood Watch | 21 | 4 | August 2, 2026 |
| Heat Advisory | 19 | 4 | September 2, 2026 |
| Freeze Warning | 16 | 2 | May 2, 2026 |
| Winter Storm Watch | 14 | 0 | February 16, 2025 |
| Cold Weather Advisory | 13 | 3 | February 7, 2026 |
| Flood Advisory | 11 | 4 | October 2, 2026 |
| Winter Storm Warning | 11 | 0 | November 29, 2025 |
| High Wind Watch | 8 | 1 | March 13, 2026 |
| High Wind Warning | 8 | 1 | March 13, 2026 |
| Flood Warning | 6 | 0 | April 5, 2025 |
| Tornado Watch | 6 | 2 | June 12, 2026 |
| Extreme Heat Watch | 4 | 2 | July 14, 2026 |
| Extreme Heat Warning | 3 | 1 | June 30, 2026 |
| Tornado Warning | 2 | 2 | September 3, 2026 |
| Ice Storm Warning | 2 | 0 | February 22, 2023 |
| Extreme Cold Warning | 2 | 0 | January 15, 2024 |
| Red Flag Warning | 1 | 0 | May 1, 2018 |
| Extreme Cold Watch | 1 | 1 | January 23, 2026 |
| Freeze Watch | 1 | 2 | May 2, 2026 |
Tornado history in Lenawee County
32 tornadoes have been recorded in Lenawee County since 1950, killing 21 people and injuring 306. That ranks 8 of 83 counties in Michigan. The most recent was on June 20, 2021 (rated EF1).
Strongest tornadoes in Lenawee County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 11, 1965 | F4 | Branch County | 80.5 mi | 10 yd | 21 | 293 |
| August 22, 1964 | F3 | Lenawee County | 0.1 mi | 10 yd | 0 | 2 |
| April 3, 1974 | F2 | Hillsdale County | 9.9 mi | 10 yd | 0 | 5 |
| May 1, 1983 | F2 | Lenawee County | 5.9 mi | 500 yd | 0 | 0 |
| April 3, 1974 | F2 | Hillsdale County | 5.4 mi | 167 yd | 0 | 5 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 20, 2021 | EF1 | Lenawee County | 2.7 mi | 125 yd | 0 | 0 |
| June 5, 2010 | EF1 | Lenawee County | 2.5 mi | 250 yd | 0 | 0 |
| June 21, 2006 | F0 | Lenawee County | 2.2 mi | 100 yd | 0 | 0 |
| May 23, 1999 | F1 | Lenawee County | 4.9 mi | 0 yd | 0 | 0 |
| March 28, 1998 | F1 | Lenawee County | 0.5 mi | 30 yd | 0 | 0 |
About Lenawee County
- Population: 97,746 (2024 estimate)
- State: Michigan
- NOAA Weather Radio SAME code: 026091 (how to use it)