Weather alerts in New Jersey, April 2026

51 weather alerts in April 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in April 2026. Tap one for its archive.

Alerts: 51
Warnings: 18
Watches: 6
Advisories: 23
Busiest day: April 19, 20267 alerts

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 1, 7:35 PM EDT	Special Marine Warning	PHI		55 min
Apr 1, 8:00 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Salem	45 min
Apr 1, 10:39 PM EDT	Special Marine Warning	PHI		55 min
Apr 1, 11:33 PM EDT	Special Marine Warning	PHI		42 min
Apr 2, 5:08 AM EDT	Coastal Flood Statement	OKX	Essex, Hudson, Union	17 hr
Apr 2, 5:26 PM EDT	Marine Dense Fog Advisory	PHI		21 hr
Apr 3, 5:34 AM EDT	Dense Fog Advisory	PHI	Atlantic, Burlington, Cape May, Cumberland, Monmouth, Ocean and 1 more	5 hr
Apr 3, 5:58 AM EDT	Small Craft Advisory	PHI		24 hr
Apr 4, 6:44 AM EDT	Small Craft Advisory	PHI		51 hr
Apr 5, 5:20 AM EDT	Marine Dense Fog Advisory	PHI		5 hr
Apr 5, 10:59 AM EDT	Special Marine Warning	PHI		91 min
Apr 5, 11:57 AM EDT	Special Marine Warning	PHI		2 hr
Apr 5, 12:45 PM EDT	Special Marine Warning	PHI		2 hr
Apr 5, 12:57 PM EDT	Special Marine Warning	PHI		2 hr
Apr 6, 5:30 AM EDT	Small Craft Advisory	PHI		5 hr
Apr 6, 12:15 PM EDT	Freeze Watch	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	14 hr
Apr 7, 2:12 AM EDT	Freeze Watch	OKX	Essex, Hudson, Union	12 hr
Apr 7, 2:19 AM EDT	Freeze Watch	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more	31 hr
Apr 7, 2:19 AM EDT	Freeze Warning	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more	31 hr
Apr 7, 2:25 AM EDT	Small Craft Advisory	PHI		33 hr
Apr 7, 2:34 PM EDT	Freeze Warning	OKX	Essex, Hudson, Union	18 hr
Apr 8, 8:55 AM EDT	Freeze Warning	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more	24 hr
Apr 8, 2:30 PM EDT	Frost Advisory	OKX	Essex, Hudson, Union	19 hr
Apr 10, 1:51 AM EDT	Small Craft Advisory	PHI		36 hr
Apr 11, 1:23 PM EDT	Frost Advisory	OKX	Bergen, Passaic	19 hr
Apr 12, 2:35 AM EDT	Small Craft Advisory	PHI		46 hr
Apr 16, 11:15 PM EDT	Special Weather Statement	OKX	Bergen, Essex, Passaic, Union	60 min
Apr 17, 2:31 PM EDT	Coastal Flood Statement	OKX	Essex, Hudson, Union	7 hr
Apr 17, 3:00 PM EDT	Coastal Flood Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	39 hr
Apr 17, 3:52 PM EDT	Special Weather Statement	OKX	Bergen	23 min
Apr 17, 9:57 PM EDT	Coastal Flood Advisory	OKX	Essex, Hudson, Union	28 hr
Apr 18, 2:37 AM EDT	Small Craft Advisory	PHI		43 hr
Apr 18, 8:21 AM EDT	Marine Dense Fog Advisory	PHI		25 hr
Apr 18, 1:02 PM EDT	Freeze Watch	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	37 hr
Apr 19, 12:48 AM EDT	Gale Warning	PHI		16 hr
Apr 19, 1:11 AM EDT	Freeze Warning	PHI	Sussex	33 hr
Apr 19, 2:19 AM EDT	Freeze Watch	OKX	Bergen, Essex, Passaic, Union	24 hr
Apr 19, 1:46 PM EDT	Frost Advisory	PHI	Hunterdon, Morris, Somerset, Warren	18 hr
Apr 19, 2:18 PM EDT	Frost Advisory	OKX	Bergen, Passaic	18 hr
Apr 19, 2:18 PM EDT	Freeze Warning	OKX	Bergen, Essex, Passaic, Union	43 hr
Apr 19, 4:37 PM EDT	Coastal Flood Advisory	PHI	Atlantic, Cape May, Cumberland	10 hr
Apr 20, 2:25 AM EDT	Freeze Warning	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	31 hr
Apr 20, 11:44 AM EDT	Special Marine Warning	PHI		61 min
Apr 20, 12:10 PM EDT	Special Marine Warning	PHI		41 min
Apr 21, 2:31 AM EDT	Small Craft Advisory	PHI		34 hr
Apr 24, 7:34 AM EDT	Gale Watch	PHI		32 hr
Apr 24, 7:34 AM EDT	Small Craft Advisory	PHI		5 days
Apr 25, 3:33 PM EDT	Gale Warning	PHI		23 hr
Apr 26, 2:38 AM EDT	Frost Advisory	PHI	Atlantic, Burlington, Cumberland, Hunterdon, Mercer, Somerset and 2 more	29 hr
Apr 26, 2:54 PM EDT	Small Craft Advisory	PHI		56 hr
Apr 29, 5:41 PM EDT	Coastal Flood Advisory	PHI	Burlington, Camden, Gloucester, Salem	11 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Severe Thunderstorm Warning	1
Special Weather Statement	2
Cold
Freeze Warning	6
Freeze Watch	5
Frost Advisory	5
Fog and smoke
Dense Fog Advisory	1
Coast and beach
Coastal Flood Advisory	4
Coastal Flood Statement	2
Marine
Gale Warning	2
Special Marine Warning	9
Gale Watch	1
Marine Dense Fog Advisory	3
Small Craft Advisory	10

By county

Every county with at least one alert. A county page lists each alert that covered it.

Nearby

Alerts in force now Tornadoes on record The radar archive 2025

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.