Middlesex County weather alerts
There are no active weather alerts for Middlesex County, NJ right now.
Since 2016 the National Weather Service has issued about 1,501 alerts that included Middlesex County, roughly 150 a year. The most common is the severe thunderstorm warning (261 from 2016 to 2025). The last tornado warning was issued on July 31, 2025. 8 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 Middlesex County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Somerset County, Mercer County, Monmouth County, Richmond County.
Middlesex County alert history
Alert events that included Middlesex County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 261 | 32 | November 12, 2026 |
| Flood Advisory | 207 | 0 | March 23, 2024 |
| Coastal Flood Advisory | 178 | 8 | November 13, 2026 |
| Flood Watch | 110 | 10 | September 13, 2026 |
| Severe Thunderstorm Watch | 93 | 14 | October 16, 2026 |
| Flood Warning | 81 | 4 | August 28, 2026 |
| Wind Advisory | 76 | 3 | September 23, 2026 |
| Flash Flood Warning | 75 | 21 | September 13, 2026 |
| Dense Fog Advisory | 59 | 8 | May 10, 2026 |
| Winter Weather Advisory | 52 | 2 | February 10, 2026 |
| Heat Advisory | 48 | 4 | August 6, 2026 |
| Frost Advisory | 37 | 3 | October 25, 2026 |
| Coastal Flood Warning | 34 | 2 | September 23, 2026 |
| Freeze Warning | 20 | 4 | October 25, 2026 |
| Red Flag Warning | 18 | 0 | November 16, 2024 |
| Winter Storm Warning | 17 | 2 | February 22, 2026 |
| Extreme Heat Warning | 15 | 2 | July 15, 2026 |
| Winter Storm Watch | 14 | 2 | February 22, 2026 |
| Snow Squall Warning | 14 | 3 | January 1, 2026 |
| Extreme Heat Watch | 13 | 2 | July 15, 2026 |
| Tornado Watch | 12 | 4 | November 12, 2026 |
| Tornado Warning | 12 | 0 | July 31, 2025 |
| Freeze Watch | 11 | 2 | April 21, 2026 |
| Fire Weather Watch | 9 | 0 | November 16, 2024 |
| High Wind Warning | 9 | 0 | December 19, 2025 |
| High Wind Watch | 8 | 0 | February 16, 2025 |
| Cold Weather Advisory | 7 | 4 | February 8, 2026 |
| Tropical Storm Warning | 5 | 0 | August 21, 2021 |
| Tropical Storm Watch | 4 | 0 | August 20, 2021 |
| Blizzard Warning | 2 | 1 | February 22, 2026 |
| Extreme Cold Watch | 0 | 1 | February 7, 2026 |
| Extreme Cold Warning | 0 | 1 | February 7, 2026 |
Tornado history in Middlesex County
8 tornadoes have been recorded in Middlesex County since 1950, injuring 9 people. That ranks 14 of 21 counties in New Jersey. The most recent was on October 27, 2003 (rated F0).
Strongest tornadoes in Middlesex County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| October 5, 1985 | F1 | Middlesex County | 12 mi | 77 yd | 0 | 8 |
| July 31, 1992 | F1 | Middlesex County | 1.2 mi | 40 yd | 0 | 0 |
| November 16, 1989 | F0 | Middlesex County | 0.5 mi | 13 yd | 0 | 0 |
| October 27, 2003 | F0 | Middlesex County | 0.3 mi | 50 yd | 0 | 0 |
| July 14, 1987 | F0 | Middlesex County | 0.2 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| October 27, 2003 | F0 | Middlesex County | 0.3 mi | 50 yd | 0 | 0 |
| September 8, 1996 | F0 | Middlesex County | 0.1 mi | 40 yd | 0 | 0 |
| June 9, 1993 | F0 | Middlesex County | 0.1 mi | 33 yd | 0 | 0 |
| July 31, 1992 | F1 | Middlesex County | 1.2 mi | 40 yd | 0 | 0 |
| November 16, 1989 | F0 | Middlesex County | 0.5 mi | 13 yd | 0 | 0 |
About Middlesex County
- Population: 890,119 (2024 estimate)
- State: New Jersey
- NOAA Weather Radio SAME code: 034023 (how to use it)