Warren County weather alerts
There are no active weather alerts for Warren County, PA right now.
Since 2016 the National Weather Service has issued about 594 alerts that included Warren County, roughly 59 a year. The most common is the winter weather advisory (128 from 2016 to 2025). The last tornado warning was issued on September 3, 2026. 18 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 Warren County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Venango County, Erie County, Elk County, Forest County.
Warren County alert history
Alert events that included Warren County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Winter Weather Advisory | 128 | 7 | March 16, 2026 |
| Severe Thunderstorm Warning | 88 | 31 | September 3, 2026 |
| Wind Advisory | 46 | 2 | March 15, 2026 |
| Flood Advisory | 43 | 0 | April 12, 2024 |
| Dense Fog Advisory | 39 | 9 | September 30, 2026 |
| Severe Thunderstorm Watch | 38 | 15 | September 9, 2026 |
| Frost Advisory | 33 | 5 | October 6, 2026 |
| Winter Storm Watch | 29 | 2 | January 25, 2026 |
| Flood Watch | 25 | 4 | September 12, 2026 |
| Lake Effect Snow Warning | 21 | 0 | December 29, 2025 |
| Winter Storm Warning | 15 | 1 | January 25, 2026 |
| Freeze Warning | 13 | 6 | October 18, 2026 |
| Tornado Watch | 11 | 2 | June 14, 2026 |
| Freeze Watch | 9 | 4 | October 18, 2026 |
| Cold Weather Advisory | 9 | 8 | February 9, 2026 |
| Flash Flood Warning | 7 | 2 | September 3, 2026 |
| Tornado Warning | 7 | 6 | September 3, 2026 |
| Extreme Cold Watch | 5 | 1 | February 7, 2026 |
| Extreme Cold Warning | 5 | 1 | February 7, 2026 |
| High Wind Watch | 5 | 0 | December 23, 2022 |
| Flood Warning | 3 | 2 | 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 |
| Snow Squall Warning | 3 | 4 | January 19, 2026 |
| Fire Weather Watch | 2 | 0 | April 12, 2023 |
| Ice Storm Warning | 1 | 0 | December 26, 2025 |
Tornado history in Warren County
18 tornadoes have been recorded in Warren County since 1950, killing 4 people and injuring 48. That ranks 22 of 67 counties in Pennsylvania. The most recent was on April 14, 2019 (rated EF2).
Strongest tornadoes in Warren County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 31, 1985 | F4 | Warren County | 29 mi | 1,000 yd | 4 | 40 |
| June 2, 1971 | F3 | Erie County | 29.3 mi | 10 yd | 0 | 0 |
| May 31, 1985 | F3 | Warren County | 17 mi | 800 yd | 0 | 8 |
| April 14, 2019 | EF2 | Warren County | 18 mi | 400 yd | 0 | 0 |
| May 31, 1985 | F1 | Warren County | 5 mi | 130 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 14, 2019 | EF2 | Warren County | 18 mi | 400 yd | 0 | 0 |
| October 2, 2018 | EF1 | Warren County | 0.8 mi | 75 yd | 0 | 0 |
| April 20, 2017 | EF0 | Warren County | 0.4 mi | 20 yd | 0 | 0 |
| September 17, 2016 | EF1 | Warren County | 1.6 mi | 40 yd | 0 | 0 |
| June 5, 2016 | EF1 | Warren County | 0.8 mi | 120 yd | 0 | 0 |
About Warren County
- Population: 37,373 (2024 estimate)
- State: Pennsylvania
- NOAA Weather Radio SAME code: 042123 (how to use it)