Warren County weather alerts
There are no active weather alerts for Warren County, NJ right now.
Since 2016 the National Weather Service has issued about 1,235 alerts that included Warren County, roughly 124 a year. The most common is the severe thunderstorm warning (254 from 2016 to 2025). The last tornado warning was issued on July 28, 2026. 6 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 Hunterdon County, Bucks County, Northampton County, Monroe 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 |
|---|---|---|---|
| Severe Thunderstorm Warning | 254 | 34 | October 16, 2026 |
| Flood Advisory | 193 | 0 | April 12, 2024 |
| Severe Thunderstorm Watch | 102 | 15 | October 16, 2026 |
| Flood Watch | 91 | 6 | August 27, 2026 |
| Winter Weather Advisory | 85 | 4 | March 3, 2026 |
| Flood Warning | 80 | 2 | August 7, 2026 |
| Wind Advisory | 67 | 3 | September 23, 2026 |
| Flash Flood Warning | 54 | 11 | August 27, 2026 |
| Dense Fog Advisory | 47 | 8 | November 6, 2026 |
| Snow Squall Warning | 35 | 2 | January 1, 2026 |
| Frost Advisory | 34 | 3 | May 3, 2026 |
| Heat Advisory | 29 | 5 | August 6, 2026 |
| Freeze Warning | 22 | 2 | October 18, 2026 |
| Winter Storm Warning | 22 | 2 | February 22, 2026 |
| Winter Storm Watch | 19 | 2 | February 22, 2026 |
| Red Flag Warning | 15 | 0 | November 16, 2024 |
| Tornado Watch | 14 | 4 | November 12, 2026 |
| Freeze Watch | 13 | 2 | October 18, 2026 |
| Extreme Heat Watch | 10 | 1 | July 1, 2026 |
| Fire Weather Watch | 9 | 0 | November 16, 2024 |
| Tornado Warning | 8 | 1 | July 28, 2026 |
| Extreme Heat Warning | 7 | 1 | July 1, 2026 |
| High Wind Watch | 7 | 0 | November 6, 2025 |
| High Wind Warning | 7 | 0 | December 19, 2025 |
| Cold Weather Advisory | 7 | 4 | February 8, 2026 |
| Blizzard Warning | 2 | 1 | February 22, 2026 |
| Tropical Storm Warning | 1 | 0 | August 3, 2020 |
| Ice Storm Warning | 1 | 0 | February 15, 2021 |
| Extreme Cold Watch | 0 | 1 | February 7, 2026 |
| Extreme Cold Warning | 0 | 1 | February 7, 2026 |
Tornado history in Warren County
6 tornadoes have been recorded in Warren County since 1950. That ranks 15 of 21 counties in New Jersey. The most recent was on July 14, 2016 (rated EF0).
Strongest tornadoes in Warren County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| October 26, 1981 | F2 | Warren County | 0.8 mi | 400 yd | 0 | 0 |
| June 29, 1994 | F1 | Warren County | 14 mi | 30 yd | 0 | 0 |
| November 19, 1957 | F1 | Warren County | 0.8 mi | 150 yd | 0 | 0 |
| July 14, 2016 | EF0 | Warren County | 2.8 mi | 75 yd | 0 | 0 |
| July 26, 1987 | F0 | Warren County | 0.2 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 14, 2016 | EF0 | Warren County | 2.8 mi | 75 yd | 0 | 0 |
| June 29, 1994 | F1 | Warren County | 14 mi | 30 yd | 0 | 0 |
| July 26, 1987 | F0 | Warren County | 0.2 mi | 10 yd | 0 | 0 |
| October 26, 1981 | F2 | Warren County | 0.8 mi | 400 yd | 0 | 0 |
| July 21, 1962 | F0 | Warren County | 0.1 mi | 10 yd | 0 | 0 |
About Warren County
- Population: 112,031 (2024 estimate)
- State: New Jersey
- NOAA Weather Radio SAME code: 034041 (how to use it)