Guernsey County weather alerts
There are no active weather alerts for Guernsey County, OH right now.
Since 2016 the National Weather Service has issued about 701 alerts that included Guernsey County, roughly 70 a year. The most common is the severe thunderstorm warning (223 from 2016 to 2025). The last tornado warning was issued on September 10, 2026. 12 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 Guernsey County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Harrison County, Belmont County, Tuscarawas County, Coshocton County.
Guernsey County alert history
Alert events that included Guernsey County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 223 | 44 | September 17, 2026 |
| Severe Thunderstorm Watch | 69 | 14 | September 9, 2026 |
| Winter Weather Advisory | 51 | 0 | December 13, 2025 |
| Flood Watch | 40 | 15 | September 20, 2026 |
| Flood Warning | 38 | 12 | September 20, 2026 |
| Flood Advisory | 37 | 0 | April 2, 2024 |
| Frost Advisory | 37 | 4 | October 22, 2026 |
| Dense Fog Advisory | 32 | 8 | August 21, 2026 |
| Wind Advisory | 32 | 2 | March 16, 2026 |
| Freeze Warning | 23 | 6 | October 18, 2026 |
| Tornado Watch | 16 | 3 | March 26, 2026 |
| Heat Advisory | 14 | 3 | September 2, 2026 |
| Flash Flood Warning | 14 | 13 | September 20, 2026 |
| Cold Weather Advisory | 13 | 7 | February 7, 2026 |
| Freeze Watch | 12 | 4 | October 18, 2026 |
| Tornado Warning | 9 | 5 | September 10, 2026 |
| Winter Storm Warning | 9 | 1 | January 25, 2026 |
| Red Flag Warning | 7 | 0 | March 19, 2025 |
| Winter Storm Watch | 7 | 1 | January 25, 2026 |
| High Wind Watch | 5 | 0 | December 23, 2022 |
| High Wind Warning | 4 | 1 | March 13, 2026 |
| Extreme Heat Watch | 3 | 0 | June 22, 2025 |
| Extreme Heat Warning | 2 | 1 | June 30, 2026 |
| Extreme Cold Watch | 2 | 1 | January 27, 2026 |
| Extreme Cold Warning | 1 | 1 | January 27, 2026 |
| Fire Weather Watch | 1 | 0 | March 19, 2025 |
| Snow Squall Warning | 0 | 3 | February 7, 2026 |
Tornado history in Guernsey County
12 tornadoes have been recorded in Guernsey County since 1950, injuring 16 people. That ranks 60 of 88 counties in Ohio. The most recent was on April 2, 2024 (rated EF1).
Strongest tornadoes in Guernsey County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 14, 1973 | F2 | Muskingum County | 12.5 mi | 33 yd | 0 | 0 |
| June 25, 1968 | F2 | Muskingum County | 8.5 mi | 177 yd | 0 | 5 |
| July 13, 1971 | F2 | Guernsey County | 2 mi | 100 yd | 0 | 5 |
| June 7, 1978 | F2 | Guernsey County | 0.8 mi | 100 yd | 0 | 6 |
| December 23, 1990 | F1 | Guernsey County | 13 mi | 50 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 2, 2024 | EF1 | Guernsey County | 1.3 mi | 75 yd | 0 | 0 |
| October 16, 2021 | EF0 | Guernsey County | 0.3 mi | 25 yd | 0 | 0 |
| September 12, 2013 | EF0 | Guernsey County | 0.2 mi | 50 yd | 0 | 0 |
| June 27, 1998 | F0 | Guernsey County | 3.5 mi | 100 yd | 0 | 0 |
| December 23, 1990 | F1 | Guernsey County | 13 mi | 50 yd | 0 | 0 |
About Guernsey County
- Population: 38,219 (2024 estimate)
- State: Ohio
- NOAA Weather Radio SAME code: 039059 (how to use it)