Alert archive / New Jersey / Severe Thunderstorm Watches / 2021
Severe Thunderstorm Watches in New Jersey, July 2021
7 severe thunderstorm watches in July 2021. 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 July 2021. Tap one for its archive.
- Severe Thunderstorm Watches
- 7
- Busiest day
- July 1, 20211 severe thunderstorm watches
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Jul 1, 12:46 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more | 7 hr |
| Jul 6, 1:32 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Bergen, Burlington, Camden, Cape May, Cumberland and 15 more | 8 hr |
| Jul 7, 2:41 PM EDT | Severe Thunderstorm Watch | SPC | Bergen, Essex, Hudson, Hunterdon, Mercer, Middlesex and 7 more | 10 hr |
| Jul 8, 2:09 PM EDT | Severe Thunderstorm Watch | SPC | Bergen, Essex, Hudson, Hunterdon, Mercer, Middlesex and 7 more | 7 hr |
| Jul 12, 3:34 PM EDT | Severe Thunderstorm Watch | SPC | Bergen, Burlington, Camden, Essex, Gloucester, Hudson and 12 more | 5 hr |
| Jul 17, 1:13 PM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Bergen, Burlington, Camden, Cape May, Cumberland and 15 more | 10 hr |
| Jul 21, 11:56 AM EDT | Severe Thunderstorm Watch | SPC | Atlantic, Bergen, Burlington, Camden, Cape May, Cumberland and 15 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mercer County7
- Middlesex County7
- Monmouth County7
- Bergen County6
- Essex County6
- Hudson County6
- Hunterdon County6
- Morris County6
- Passaic County6
- Somerset County6
- Sussex County6
- Union County6
- Warren County6
- Burlington County5
- Camden County5
- Gloucester County5
- Ocean County5
- Salem County5
- Atlantic County4
- Cape May County4
- Cumberland County4
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.