Heat Advisories in New Jersey
212 heat advisories since 1986. 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Heat Advisories
- 212
- Busiest year
- 202417 heat advisories
- Average year
- 10over 21 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Burlington County107
- Hudson County88
- Passaic County85
- Ocean County83
- Monmouth County82
- Middlesex County76
- Camden County76
- Gloucester County76
- Essex County75
- Union County75
- Bergen County74
- Somerset County73
- Mercer County73
- Hunterdon County71
- Morris County62
- Salem County60
- Atlantic County59
- Cape May County57
- Cumberland County57
- Warren County54
- Sussex County39
The latest heat advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 3:53 AM EDT | Heat Advisory | PHI | Burlington, Camden, Gloucester, Mercer, Monmouth, Ocean | 40 hr |
| Sep 1, 2:30 AM EDT | Heat Advisory | PHI | Burlington, Camden, Gloucester, Mercer | 18 hr |
| Aug 9, 2:51 AM EDT | Heat Advisory | OKX | Bergen, Essex, Hudson, Passaic, Union | 36 hr |
| Aug 5, 1:50 PM EDT | Heat Advisory | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 6 more | 3 days |
| Aug 5, 1:44 PM EDT | Heat Advisory | OKX | Bergen, Essex, Hudson, Passaic, Union | 3 days |
| Jul 16, 12:10 AM EDT | Heat Advisory | PHI | Burlington, Camden, Gloucester, Mercer | 20 hr |
| Jul 13, 2:45 PM EDT | Heat Advisory | PHI | Atlantic, Cape May, Cumberland, Hunterdon, Monmouth, Morris and 4 more | 53 hr |
| Jul 13, 2:25 AM EDT | Heat Advisory | OKX | Bergen, Essex, Hudson, Passaic, Union | 64 hr |
| Jul 4, 10:52 PM EDT | Heat Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 9 more | 21 hr |
| Jul 1, 3:15 AM EDT | Heat Advisory | PHI | Atlantic, Cape May, Ocean | 4 days |
| Jun 10, 2:24 AM EDT | Heat Advisory | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 6 more | 66 hr |
| Jun 9, 2:39 PM EDT | Heat Advisory | OKX | Bergen, Essex, Hudson, Passaic, Union | 3 days |
Nearby
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.