Weather alerts in New Jersey, May 2025

110 weather alerts in May 2025, 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 May 2025. Tap one for its archive.

Alerts: 110
Warnings: 57
Watches: 8
Advisories: 27
Busiest day: May 16, 202529 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
May 1, 2:43 PM EDT	Small Craft Advisory	PHI		28 hr
May 2, 4:53 PM EDT	Special Marine Warning	PHI		67 min
May 2, 5:02 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Ocean	43 min
May 2, 6:33 PM EDT	Small Craft Advisory	PHI		36 hr
May 3, 12:14 PM EDT	Mesoscale Discussion	SPC	Hunterdon, Morris, Passaic, Sussex, Warren	2 hr
May 3, 1:33 PM EDT	Severe Thunderstorm Warning	PHI	Sussex	27 min
May 3, 3:27 PM EDT	Severe Thunderstorm Warning	PHI	Ocean	23 min
May 3, 3:28 PM EDT	Special Marine Warning	PHI		22 min
May 3, 4:38 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon	52 min
May 3, 5:21 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Somerset	39 min
May 3, 5:30 PM EDT	Special Weather Statement	OKX	Bergen, Passaic	45 min
May 3, 5:51 PM EDT	Severe Thunderstorm Watch	SPC	Atlantic, Burlington, Camden, Cumberland, Gloucester, Hunterdon and 8 more	4 hr
May 3, 5:54 PM EDT	Special Weather Statement	OKX	Essex, Union	21 min
May 3, 5:58 PM EDT	Severe Thunderstorm Warning	OKX	Bergen	47 min
May 3, 6:46 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth, Ocean	24 min
May 3, 6:46 PM EDT	Mesoscale Discussion	SPC	Camden, Gloucester, Hunterdon, Mercer, Somerset	59 min
May 3, 9:43 PM EDT	Special Weather Statement	OKX	Essex, Hudson, Union	47 min
May 3, 10:15 PM EDT	Special Weather Statement	OKX	Bergen	45 min
May 5, 3:13 AM EDT	Small Craft Advisory	PHI		22 hr
May 5, 11:18 AM EDT	Marine Dense Fog Advisory	PHI		25 hr
May 6, 12:01 PM EDT	Mesoscale Discussion	SPC	Camden, Gloucester, Hunterdon, Mercer, Salem, Somerset and 2 more	119 min
May 6, 1:06 PM EDT	Severe Thunderstorm Watch	SPC	Hunterdon, Mercer, Morris, Somerset, Sussex, Warren	6 hr
May 6, 2:43 PM EDT	Mesoscale Discussion	SPC	Hunterdon, Mercer, Morris, Somerset, Sussex, Warren	92 min
May 6, 4:18 PM EDT	Severe Thunderstorm Warning	PHI	Warren	57 min
May 6, 4:31 PM EDT	Tornado Warning	PHI	Sussex, Warren	44 min
May 6, 4:37 PM EDT	Mesoscale Discussion	SPC	Hunterdon, Morris, Sussex, Warren	83 min
May 6, 5:11 PM EDT	Tornado Warning	PHI	Sussex	34 min
May 6, 5:57 PM EDT	Mesoscale Discussion	SPC	Bergen, Essex, Hudson, Morris, Passaic, Sussex and 2 more	2 hr
May 8, 2:33 PM EDT	Flood Watch	OKX	Bergen, Passaic	24 hr
May 8, 3:25 PM EDT	Special Weather Statement	OKX	Passaic	35 min
May 8, 4:55 PM EDT	Special Weather Statement	OKX	Bergen, Passaic	35 min
May 9, 3:11 AM EDT	Special Marine Warning	PHI		64 min
May 9, 3:30 AM EDT	Small Craft Advisory	PHI		39 hr
May 9, 5:39 AM EDT	Special Marine Warning	PHI		55 min
May 9, 6:20 AM EDT	Special Marine Warning	PHI		15 min
May 12, 2:26 PM EDT	Small Craft Advisory	PHI		3 days
May 12, 5:36 PM EDT	Coastal Flood Advisory	PHI	Burlington, Camden, Gloucester, Salem	36 hr
May 13, 3:45 PM EDT	Gale Warning	PHI		18 hr
May 14, 9:13 AM EDT	Coastal Flood Advisory	PHI	Burlington, Camden, Gloucester	22 hr
May 14, 12:09 PM EDT	Flash Flood Warning	PHI	Burlington, Camden	4 hr
May 14, 3:09 PM EDT	Areal Flood Advisory	OKX	Union	3 hr
May 14, 3:24 PM EDT	Flash Flood Warning	PHI	Middlesex, Monmouth, Morris, Somerset	4 hr
May 14, 5:45 PM EDT	River Flood Warning	PHI	Morris, Somerset	4 hr
May 14, 6:41 PM EDT	Marine Dense Fog Advisory	PHI		21 hr
May 14, 8:16 PM EDT	Dense Fog Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more	13 hr
May 15, 9:34 AM EDT	Coastal Flood Advisory	PHI	Burlington	46 hr
May 15, 4:56 PM EDT	Flash Flood Warning	PHI	Burlington, Mercer, Monmouth	44 min
May 15, 9:30 PM EDT	Marine Dense Fog Advisory	PHI		15 hr
May 15, 9:34 PM EDT	Dense Fog Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	12 hr
May 16, 9:46 AM EDT	Mesoscale Discussion	SPC	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 1 more	119 min
May 16, 10:06 AM EDT	Severe Thunderstorm Watch	SPC	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 8 more	6 hr
May 16, 11:16 AM EDT	Severe Thunderstorm Warning	PHI	Camden, Gloucester	59 min
May 16, 11:32 AM EDT	Flash Flood Warning	PHI	Burlington, Camden, Gloucester, Mercer, Salem	4 hr
May 16, 11:41 AM EDT	Special Marine Warning	PHI		49 min
May 16, 11:46 AM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Gloucester, Salem	59 min
May 16, 12:11 PM EDT	Mesoscale Discussion	SPC	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 1 more	2 hr
May 16, 12:20 PM EDT	Severe Thunderstorm Warning	PHI	Camden, Cumberland, Gloucester, Salem	40 min
May 16, 12:22 PM EDT	Tornado Warning	PHI	Cumberland, Salem	23 min
May 16, 12:31 PM EDT	Flash Flood Warning Considerable damage threat	PHI	Camden, Gloucester	4 hr
May 16, 12:42 PM EDT	Tornado Warning	PHI	Atlantic, Cape May, Cumberland	48 min
May 16, 12:45 PM EDT	Tornado Warning	PHI	Atlantic, Camden, Gloucester	30 min
May 16, 12:47 PM EDT	Flash Flood Warning Considerable damage threat	PHI	Burlington, Camden, Gloucester, Salem	4 hr
May 16, 12:49 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 1 more	56 min
May 16, 12:51 PM EDT	Special Marine Warning	PHI		114 min
May 16, 12:52 PM EDT	Tornado Warning	PHI	Atlantic, Camden, Gloucester	23 min
May 16, 1:08 PM EDT	Areal Flood Advisory	OKX	Essex, Union	82 min
May 16, 1:26 PM EDT	Severe Thunderstorm Warning	PHI	Cape May, Cumberland	49 min
May 16, 1:28 PM EDT	Flash Flood Warning	PHI	Burlington, Ocean	3 hr
May 16, 1:32 PM EDT	Special Marine Warning	PHI		88 min
May 16, 1:36 PM EDT	Flash Flood Warning Considerable damage threat	PHI	Atlantic, Cape May, Ocean	3 hr
May 16, 1:58 PM EDT	Severe Thunderstorm Warning	PHI	Cape May	32 min
May 16, 2:01 PM EDT	Special Marine Warning	PHI		86 min
May 16, 2:24 PM EDT	Areal Flood Warning	PHI	Hunterdon, Somerset	94 min
May 16, 4:36 PM EDT	Severe Thunderstorm Watch	SPC	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 3 more	3 hr
May 16, 6:31 PM EDT	Special Marine Warning	PHI		119 min
May 16, 6:35 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PHI	Cape May, Cumberland, Gloucester, Salem	70 min
May 17, 1:57 AM EDT	Small Craft Advisory	PHI		64 hr
May 17, 4:26 AM EDT	Special Marine Warning	PHI		64 min
May 20, 3:01 PM EDT	Small Craft Advisory	PHI		66 hr
May 21, 3:54 PM EDT	Coastal Flood Advisory	PHI	Burlington, Salem	7 hr
May 21, 4:36 PM EDT	Coastal Flood Statement	OKX	Essex, Hudson, Union	26 hr
May 21, 4:52 PM EDT	Rip Current Statement	PHI	Monmouth, Ocean	27 hr
May 22, 3:59 AM EDT	Coastal Flood Advisory	PHI	Atlantic, Burlington, Cape May, Ocean	17 hr
May 23, 4:54 AM EDT	Coastal Flood Advisory	PHI	Ocean	9 hr
May 23, 2:14 PM EDT	Small Craft Advisory	PHI		24 hr
May 26, 3:05 PM EDT	Coastal Flood Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	14 hr
May 27, 2:59 PM EDT	Small Craft Advisory	PHI		51 hr
May 30, 2:13 AM EDT	Flood Watch	PHI	Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 5 more	28 hr
May 30, 2:14 AM EDT	Small Craft Advisory	PHI		58 hr
May 30, 1:35 PM EDT	Flood Watch	OKX	Bergen, Essex, Hudson, Passaic, Union	21 hr
May 30, 1:46 PM EDT	Gale Warning	PHI		20 hr
May 30, 3:26 PM EDT	Coastal Flood Advisory	PHI	Burlington, Camden, Gloucester	16 hr
May 30, 5:01 PM EDT	Tornado Watch	SPC	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	7 hr
May 30, 8:37 PM EDT	Mesoscale Discussion	SPC	Burlington, Camden, Cumberland, Gloucester, Salem	113 min
May 30, 9:04 PM EDT	Wind Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more	10 hr
May 30, 11:12 PM EDT	Flash Flood Warning	PHI	Gloucester, Salem	3 hr
May 30, 11:36 PM EDT	Flash Flood Warning	PHI	Burlington, Camden, Gloucester	4 hr
May 31, 12:34 AM EDT	Flash Flood Warning	PHI	Burlington, Mercer	3 hr
May 31, 4:00 AM EDT	Areal Flood Warning	PHI	Morris, Sussex, Warren	9 hr
May 31, 4:19 AM EDT	Areal Flood Warning	PHI	Hunterdon	6 hr
May 31, 5:12 AM EDT	Areal Flood Advisory	OKX	Bergen, Passaic	5 hr
May 31, 5:13 AM EDT	Areal Flood Warning	PHI	Somerset	97 min
May 31, 8:46 AM EDT	Areal Flood Warning	PHI	Somerset	7 hr
May 31, 11:52 AM EDT	Mesoscale Discussion	SPC	Atlantic, Cape May, Cumberland, Gloucester, Salem	2 hr
May 31, 2:12 PM EDT	Special Marine Warning	PHI		63 min
May 31, 3:10 PM EDT	Special Marine Warning	PHI		65 min
May 31, 3:14 PM EDT	Severe Thunderstorm Warning	PHI	Cape May	16 min
May 31, 4:51 PM EDT	Special Marine Warning	PHI		84 min
May 31, 5:04 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Gloucester, Salem	41 min
May 31, 6:20 PM EDT	River Flood Warning	PHI	Morris	12 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	17
Tornado Warning	6
Severe Thunderstorm Watch	4
Tornado Watch	1
Mesoscale Discussion	10
Special Weather Statement	6
Flooding
Areal Flood Warning	5
Flash Flood Warning	11
River Flood Warning	2
Flood Watch	3
Areal Flood Advisory	3
Wind and dust
Wind Advisory	1
Fog and smoke
Dense Fog Advisory	2
Coast and beach
Coastal Flood Advisory	8
Coastal Flood Statement	1
Rip Current Statement	1
Marine
Gale Warning	2
Special Marine Warning	14
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 2024 2026

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. Rebuilt daily.