Mercer County weather alerts
There are no active weather alerts for Mercer County, KY right now.
Since 2016 the National Weather Service has issued about 883 alerts that included Mercer County, roughly 88 a year. The most common is the severe thunderstorm warning (142 from 2016 to 2025). The last tornado warning was issued on May 30, 2025. 15 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 Mercer County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Jessamine County, Boyle County, Garrard County, Washington County.
Mercer County alert history
Alert events that included Mercer County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 142 | 11 | July 28, 2026 |
| Flood Advisory | 105 | 17 | September 19, 2026 |
| Wind Advisory | 85 | 3 | March 15, 2026 |
| Flood Watch | 70 | 8 | August 11, 2026 |
| Winter Weather Advisory | 70 | 2 | January 21, 2026 |
| Dense Fog Advisory | 61 | 4 | October 15, 2026 |
| Severe Thunderstorm Watch | 61 | 5 | August 12, 2026 |
| Freeze Warning | 45 | 2 | November 8, 2026 |
| Frost Advisory | 35 | 8 | November 9, 2026 |
| Tornado Watch | 34 | 3 | June 18, 2026 |
| Flood Warning | 33 | 7 | July 22, 2026 |
| Flash Flood Warning | 32 | 12 | August 12, 2026 |
| Freeze Watch | 22 | 1 | March 28, 2026 |
| Winter Storm Warning | 14 | 1 | January 24, 2026 |
| Winter Storm Watch | 12 | 1 | January 24, 2026 |
| Heat Advisory | 12 | 3 | September 1, 2026 |
| Tornado Warning | 12 | 0 | May 30, 2025 |
| High Wind Warning | 10 | 0 | September 27, 2024 |
| Red Flag Warning | 9 | 0 | April 20, 2023 |
| Cold Weather Advisory | 9 | 4 | February 1, 2026 |
| Fire Weather Watch | 3 | 0 | April 20, 2023 |
| Extreme Heat Warning | 2 | 1 | June 29, 2026 |
| Ice Storm Warning | 2 | 0 | February 3, 2022 |
| Extreme Heat Watch | 1 | 0 | July 18, 2019 |
| Extreme Cold Watch | 1 | 0 | December 23, 2022 |
| Extreme Cold Warning | 1 | 1 | January 27, 2026 |
Tornado history in Mercer County
15 tornadoes have been recorded in Mercer County since 1950, killing 1 people and injuring 27. That ranks 31 of 120 counties in Kentucky. The most recent was on May 30, 2025 (rated EF1).
Strongest tornadoes in Mercer County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 11, 2003 | F2 | Mercer County | 7 mi | 300 yd | 1 | 8 |
| April 3, 1974 | F2 | Boyle County | 16.2 mi | 10 yd | 0 | 10 |
| April 21, 1972 | F2 | Mercer County | 5.1 mi | 30 yd | 0 | 0 |
| May 18, 1995 | F2 | Mercer County | 1 mi | 200 yd | 0 | 8 |
| May 18, 1995 | F2 | Mercer County | 1 mi | 200 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 30, 2025 | EF1 | Mercer County | 1.5 mi | 50 yd | 0 | 0 |
| January 12, 2023 | EF1 | Mercer County | 3.6 mi | 80 yd | 0 | 0 |
| April 24, 2010 | EF1 | Mercer County | 1.8 mi | 50 yd | 0 | 0 |
| February 6, 2008 | EF1 | Mercer County | 0.9 mi | 350 yd | 0 | 0 |
| May 11, 2003 | F2 | Mercer County | 7 mi | 300 yd | 1 | 8 |
About Mercer County
- Population: 23,515 (2024 estimate)
- State: Kentucky
- NOAA Weather Radio SAME code: 021167 (how to use it)