Alert archive / New Jersey / Severe Thunderstorm Watches
Severe Thunderstorm Watches in New Jersey, 2025
15 severe thunderstorm watches in 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Severe Thunderstorm Watches
- 15
- Busiest month
- July6 severe thunderstorm watches
- Busiest day
- May 16, 20252 severe thunderstorm watches
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 5:51 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cumberland, Gloucester, Hunterdon and 8 more | 4 hr |
| May 6, 1:06 PM EDT | Severe Thunderstorm Watch | SPC | Hunterdon, Mercer, Morris, Somerset, Sussex, Warren | 6 hr |
| May 16, 10:06 AM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 8 more | 6 hr |
| May 16, 4:36 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 3 more | 3 hr |
| Jun 18, 12:43 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more | 6 hr |
| Jun 19, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | Bergen, Essex, Hudson, Passaic, Union | 8 hr |
| Jun 19, 1:46 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more | 9 hr |
| Jun 26, 2:20 PM EDT | Severe Thunderstorm Watch | SPC | Cape May, Cumberland, Gloucester, Salem | 8 hr |
| Jul 1, 12:59 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more | 9 hr |
| Jul 3, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | Bergen, Essex, Hudson, Hunterdon, Mercer, Middlesex and 7 more | 7 hr |
| Jul 8, 1:42 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Bergen, Burlington, Camden, Cape May, Cumberland and 15 more | 7 hr |
| Jul 9, 5:31 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 8 more | 6 hr |
| Jul 25, 1:41 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Bergen, Burlington, Camden, Cumberland, Essex and 14 more | 7 hr |
| Jul 31, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Essex and 12 more | 7 hr |
| Sep 6, 1:13 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Bergen, Burlington, Camden, Cumberland, Essex and 14 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mercer County13
- Cumberland County12
- Gloucester County12
- Salem County12
- Atlantic County11
- Burlington County11
- Camden County11
- Hunterdon County11
- Monmouth County11
- Ocean County11
- Somerset County11
- Warren County11
- Middlesex County10
- Morris County9
- Cape May County9
- Sussex County7
- Essex County6
- Hudson County6
- Union County6
- Bergen County5
- Passaic County5
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.