Alert archive / New Jersey / Severe Thunderstorm Warnings / 2020
Severe Thunderstorm Warnings in New Jersey, April 2020
23 severe thunderstorm warnings in April 2020. 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 warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in April 2020. Tap one for its archive.
- Severe Thunderstorm Warnings
- 23
- Busiest day
- April 21, 20209 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Apr 8, 2:30 AM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 30 min |
| Apr 9, 1:00 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset, Warren | 45 min |
| Apr 9, 1:12 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester, Salem | 48 min |
| Apr 9, 1:23 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset | 52 min |
| Apr 9, 1:33 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Mercer, Monmouth and 2 more | 42 min |
| Apr 9, 1:34 PM EDT | Severe Thunderstorm Warning | OKX | Essex, Hudson, Union | 41 min |
| Apr 9, 2:08 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Monmouth, Ocean | 30 min |
| Apr 9, 11:49 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Cumberland, Gloucester, Salem | 41 min |
| Apr 10, 12:16 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 14 min |
| Apr 10, 12:18 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 57 min |
| Apr 10, 1:47 AM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 13 min |
| Apr 13, 2:41 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 64 min |
| Apr 13, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 65 min |
| Apr 13, 4:13 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 31 min |
| Apr 21, 1:04 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 26 min |
| Apr 21, 1:28 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Hunterdon, Mercer, Middlesex, Morris and 1 more | 32 min |
| Apr 21, 1:49 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Salem | 56 min |
| Apr 21, 1:56 PM EDT | Severe Thunderstorm Warning | OKX | Bergen, Essex, Hudson, Passaic, Union | 34 min |
| Apr 21, 1:59 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Hunterdon, Mercer, Middlesex, Monmouth and 3 more | 61 min |
| Apr 21, 2:04 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 56 min |
| Apr 21, 2:12 PM EDT | Severe Thunderstorm Warning | OKX | Bergen, Hudson, Passaic | 48 min |
| Apr 21, 2:24 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 66 min |
| Apr 21, 2:55 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 35 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Camden County11
- Gloucester County10
- Burlington County10
- Salem County9
- Ocean County9
- Atlantic County8
- Cumberland County8
- Monmouth County6
- Hunterdon County5
- Mercer County5
- Cape May County5
- Middlesex County4
- Morris County4
- Somerset County4
- Hudson County3
- Warren County2
- Essex County2
- Union County2
- Bergen County2
- Passaic County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.