McKean County weather alerts
There are no active weather alerts for McKean County, PA right now.
Since 2016 the National Weather Service has issued about 630 alerts that included McKean County, roughly 63 a year. The most common is the winter weather advisory (141 from 2016 to 2025). The last tornado warning was issued on September 10, 2026. 5 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 McKean County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Allegany County, Cameron County, Elk County, Potter County.
McKean County alert history
Alert events that included McKean County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Winter Weather Advisory | 141 | 8 | March 16, 2026 |
| Severe Thunderstorm Warning | 95 | 34 | September 3, 2026 |
| Wind Advisory | 48 | 2 | March 15, 2026 |
| Severe Thunderstorm Watch | 47 | 15 | September 9, 2026 |
| Flood Advisory | 45 | 0 | August 18, 2024 |
| Dense Fog Advisory | 45 | 10 | October 29, 2026 |
| Frost Advisory | 33 | 5 | September 25, 2026 |
| Flood Watch | 29 | 4 | September 12, 2026 |
| Winter Storm Watch | 21 | 2 | January 25, 2026 |
| Freeze Warning | 14 | 8 | October 6, 2026 |
| Winter Storm Warning | 13 | 1 | January 25, 2026 |
| Cold Weather Advisory | 12 | 9 | February 9, 2026 |
| Tornado Watch | 11 | 2 | June 14, 2026 |
| Freeze Watch | 10 | 4 | October 6, 2026 |
| Lake Effect Snow Warning | 9 | 0 | December 29, 2025 |
| Snow Squall Warning | 9 | 5 | January 19, 2026 |
| Flash Flood Warning | 8 | 7 | September 3, 2026 |
| Tornado Warning | 7 | 5 | September 10, 2026 |
| High Wind Watch | 6 | 0 | February 16, 2025 |
| Extreme Cold Watch | 5 | 1 | February 7, 2026 |
| Extreme Cold Warning | 5 | 1 | February 7, 2026 |
| Flood Warning | 5 | 3 | September 3, 2026 |
| Red Flag Warning | 3 | 0 | April 12, 2023 |
| High Wind Warning | 3 | 1 | March 13, 2026 |
| Heat Advisory | 3 | 2 | July 14, 2026 |
| Fire Weather Watch | 2 | 0 | April 12, 2023 |
| Ice Storm Warning | 1 | 0 | December 26, 2025 |
Tornado history in McKean County
5 tornadoes have been recorded in McKean County since 1950, killing 4 people and injuring 40. That ranks 62 of 67 counties in Pennsylvania. The most recent was on July 21, 2003 (rated F1).
Strongest tornadoes in McKean County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 31, 1985 | F4 | Warren County | 29 mi | 1,000 yd | 4 | 40 |
| May 31, 1985 | F2 | Forest County | 19 mi | 300 yd | 0 | 0 |
| June 2, 1998 | F1 | McKean County | 8 mi | 440 yd | 0 | 0 |
| July 21, 2003 | F1 | McKean County | 5.5 mi | 600 yd | 0 | 0 |
| July 26, 1993 | F0 | McKean County | 2.5 mi | 200 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 21, 2003 | F1 | McKean County | 5.5 mi | 600 yd | 0 | 0 |
| June 2, 1998 | F1 | McKean County | 8 mi | 440 yd | 0 | 0 |
| July 26, 1993 | F0 | McKean County | 2.5 mi | 200 yd | 0 | 0 |
| May 31, 1985 | F4 | Warren County | 29 mi | 1,000 yd | 4 | 40 |
| May 31, 1985 | F2 | Forest County | 19 mi | 300 yd | 0 | 0 |
About McKean County
- Population: 39,478 (2024 estimate)
- State: Pennsylvania
- NOAA Weather Radio SAME code: 042083 (how to use it)