Weather alerts in New Jersey, December 2023

138 weather alerts in December 2023, 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 December 2023. Tap one for its archive.

Alerts: 138
Warnings: 76
Watches: 9
Advisories: 53
Busiest day: December 18, 202355 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
Nov 30, 7:01 PM EST	Small Craft Advisory	PHI		8 hr
Dec 2, 5:05 AM EST	Dense Fog Advisory	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	5 hr
Dec 2, 6:37 AM EST	Marine Dense Fog Advisory	PHI		29 hr
Dec 2, 5:33 PM EST	Marine Dense Fog Advisory	PHI		18 hr
Dec 2, 8:05 PM EST	Dense Fog Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	6 hr
Dec 3, 9:16 AM EST	Small Craft Advisory	PHI		24 hr
Dec 3, 12:04 PM EST	Marine Dense Fog Advisory	PHI		10 hr
Dec 3, 1:19 PM EST	Dense Fog Advisory	PHI	Atlantic, Cape May, Cumberland, Ocean	8 hr
Dec 3, 3:26 PM EST	Small Craft Advisory	PHI		18 hr
Dec 5, 2:28 PM EST	Small Craft Advisory	PHI		41 hr
Dec 8, 12:52 PM EST	Gale Watch	PHI		26 hr
Dec 8, 3:09 PM EST	Flood Watch	OKX	Bergen, Essex, Hudson, Passaic, Union	66 hr
Dec 8, 3:26 PM EST	Flood Watch	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	66 hr
Dec 9, 3:06 AM EST	Dense Fog Advisory	PHI	Atlantic, Burlington, Camden, Cumberland, Gloucester, Salem	8 hr
Dec 9, 7:08 AM EST	Marine Dense Fog Advisory	PHI		3 hr
Dec 9, 3:12 PM EST	Gale Warning	PHI		55 hr
Dec 9, 3:12 PM EST	Small Craft Advisory	PHI		27 hr
Dec 10, 3:20 AM EST	Wind Advisory	PHI	Atlantic, Cape May, Monmouth, Ocean	18 hr
Dec 10, 3:47 AM EST	Coastal Flood Advisory	PHI	Ocean	33 hr
Dec 10, 2:00 PM EST	Areal Flood Advisory	PHI	Monmouth	2 hr
Dec 10, 7:08 PM EST	Areal Flood Advisory	PHI	Gloucester, Salem	4 hr
Dec 10, 7:27 PM EST	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester	8 hr
Dec 10, 9:24 PM EST	Areal Flood Warning	PHI	Hunterdon	12 hr
Dec 10, 9:42 PM EST	Areal Flood Warning	PHI	Monmouth, Ocean	4 hr
Dec 11, 3:28 AM EST	Areal Flood Warning	PHI	Somerset	11 hr
Dec 11, 4:36 AM EST	Areal Flood Warning	PHI	Somerset	5 hr
Dec 11, 2:33 PM EST	Small Craft Advisory	PHI		40 hr
Dec 13, 3:11 PM EST	Small Craft Advisory	PHI		19 hr
Dec 15, 3:27 AM EST	Gale Watch	PHI		25 hr
Dec 15, 3:36 PM EST	Flood Watch	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	69 hr
Dec 16, 3:40 AM EST	Wind Advisory	OKX	Bergen, Essex, Hudson, Union	55 hr
Dec 16, 3:56 AM EST	Wind Advisory	PHI	Atlantic, Burlington, Cape May, Monmouth, Ocean	51 hr
Dec 16, 4:02 AM EST	Gale Warning	PHI		65 hr
Dec 16, 1:58 PM EST	Coastal Flood Watch	PHI	Salem	13 hr
Dec 16, 1:58 PM EST	Coastal Flood Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	52 hr
Dec 16, 2:50 PM EST	Coastal Flood Watch	OKX	Bergen, Essex, Hudson, Union	24 hr
Dec 16, 2:50 PM EST	Coastal Flood Warning	OKX	Bergen, Essex, Hudson, Union	53 hr
Dec 16, 3:16 PM EST	Flood Watch	OKX	Bergen, Essex, Hudson, Passaic, Union	46 hr
Dec 16, 7:38 PM EST	Small Craft Advisory	PHI		22 hr
Dec 17, 3:06 AM EST	Coastal Flood Warning	PHI	Cumberland, Salem	26 hr
Dec 18, 12:24 AM EST	Areal Flood Advisory	PHI	Hunterdon	48 min
Dec 18, 1:12 AM EST	Areal Flood Warning	PHI	Hunterdon	16 hr
Dec 18, 2:08 AM EST	Areal Flood Warning	PHI	Gloucester	12 hr
Dec 18, 2:15 AM EST	Areal Flood Advisory	PHI	Hunterdon, Somerset	3 hr
Dec 18, 2:30 AM EST	Areal Flood Warning	PHI	Burlington, Camden, Gloucester, Mercer	16 hr
Dec 18, 2:45 AM EST	Areal Flood Advisory	OKX	Bergen, Essex, Hudson, Passaic, Union	5 hr
Dec 18, 3:08 AM EST	Areal Flood Advisory	PHI	Hunterdon	45 min
Dec 18, 3:29 AM EST	Areal Flood Advisory	PHI	Hunterdon, Morris, Somerset, Sussex	5 hr
Dec 18, 3:53 AM EST	Areal Flood Warning	PHI	Hunterdon	4 hr
Dec 18, 4:14 AM EST	River Flood Warning	PHI	Mercer	11 hr
Dec 18, 4:21 AM EST	Areal Flood Warning	OKX	Bergen, Essex, Hudson, Passaic	7 hr
Dec 18, 4:39 AM EST	Areal Flood Warning	PHI	Morris	17 hr
Dec 18, 4:46 AM EST	River Flood Warning	PHI	Morris, Passaic	50 hr
Dec 18, 4:55 AM EST	River Flood Warning	PHI	Essex, Morris, Passaic	6 days
Dec 18, 5:00 AM EST	River Flood Warning	OKX	Bergen, Passaic	44 hr
Dec 18, 5:06 AM EST	Areal Flood Warning	PHI	Morris, Sussex	31 hr
Dec 18, 5:08 AM EST	Areal Flood Warning	PHI	Hunterdon, Warren	14 hr
Dec 18, 5:10 AM EST	River Flood Warning	PHI	Hunterdon, Somerset	20 hr
Dec 18, 5:22 AM EST	Coastal Flood Warning	PHI	Burlington, Camden, Gloucester	5 hr
Dec 18, 5:26 AM EST	River Flood Warning	OKX	Bergen	20 hr
Dec 18, 5:35 AM EST	Areal Flood Warning	PHI	Somerset	16 hr
Dec 18, 5:56 AM EST	Areal Flood Warning	PHI	Mercer, Middlesex, Monmouth	14 hr
Dec 18, 6:23 AM EST	Areal Flood Advisory	PHI	Warren	3 hr
Dec 18, 6:29 AM EST	River Flood Warning	PHI	Morris, Somerset	4 days
Dec 18, 6:34 AM EST	River Flood Warning	PHI	Essex, Passaic	6 days
Dec 18, 6:38 AM EST	River Flood Warning	PHI	Essex, Morris, Passaic	7 days
Dec 18, 6:39 AM EST	River Flood Warning	PHI	Morris	3 days
Dec 18, 6:42 AM EST	River Flood Warning	PHI	Middlesex, Somerset	29 hr
Dec 18, 6:43 AM EST	River Flood Warning	PHI	Middlesex, Somerset	36 hr
Dec 18, 6:45 AM EST	River Flood Warning	PHI	Somerset	21 hr
Dec 18, 6:46 AM EST	River Flood Warning	PHI	Somerset	50 hr
Dec 18, 6:57 AM EST	Areal Flood Advisory	OKX	Passaic	117 min
Dec 18, 7:06 AM EST	Flash Flood Warning	OKX	Bergen, Passaic	3 hr
Dec 18, 7:23 AM EST	Areal Flood Advisory	OKX	Essex, Hudson, Union	112 min
Dec 18, 7:40 AM EST	Flash Flood Warning	OKX	Essex, Hudson, Union	3 hr
Dec 18, 7:45 AM EST	Flash Flood Warning	OKX	Bergen	3 hr
Dec 18, 7:54 AM EST	River Flood Warning	PHI	Burlington	21 days
Dec 18, 8:12 AM EST	River Flood Warning	PHI	Morris, Passaic	44 hr
Dec 18, 8:17 AM EST	River Flood Warning	PHI	Bergen, Morris, Passaic	39 hr
Dec 18, 10:11 AM EST	Areal Flood Warning	OKX	Bergen, Passaic	4 hr
Dec 18, 10:14 AM EST	Areal Flood Warning	PHI	Burlington	23 hr
Dec 18, 10:33 AM EST	Areal Flood Warning	PHI	Cumberland, Gloucester, Salem	9 hr
Dec 18, 10:37 AM EST	Areal Flood Warning	PHI	Atlantic	9 hr
Dec 18, 11:45 AM EST	Coastal Flood Warning	PHI	Monmouth, Ocean	6 hr
Dec 18, 2:00 PM EST	Areal Flood Warning	PHI	Monmouth, Ocean	15 hr
Dec 18, 3:04 PM EST	River Flood Warning	PHI	Mercer	5 hr
Dec 18, 3:26 PM EST	Areal Flood Warning	PHI	Warren	20 hr
Dec 18, 3:28 PM EST	River Flood Warning	PHI	Morris	10 hr
Dec 18, 3:30 PM EST	River Flood Warning	PHI	Morris, Somerset	53 hr
Dec 18, 4:06 PM EST	Areal Flood Warning	OKX	Bergen, Hudson	14 hr
Dec 18, 4:28 PM EST	Areal Flood Advisory	OKX	Union	11 hr
Dec 18, 4:28 PM EST	Areal Flood Warning	PHI	Burlington, Mercer, Monmouth	19 hr
Dec 18, 4:30 PM EST	Areal Flood Warning	PHI	Sussex	12 hr
Dec 18, 4:58 PM EST	Areal Flood Advisory	OKX	Bergen	8 hr
Dec 18, 6:13 PM EST	Coastal Flood Advisory	PHI	Ocean	10 hr
Dec 18, 8:47 PM EST	Small Craft Advisory	PHI		4 days
Dec 19, 12:24 AM EST	Areal Flood Warning	PHI	Sussex	18 hr
Dec 19, 2:15 AM EST	River Flood Warning	PHI	Hunterdon, Mercer	16 hr
Dec 19, 2:17 AM EST	River Flood Warning	PHI	Hunterdon, Warren	16 hr
Dec 19, 6:10 AM EST	Areal Flood Warning	OKX	Bergen	6 hr
Dec 19, 8:41 AM EST	Areal Flood Advisory	OKX	Bergen	2 hr
Dec 19, 12:02 PM EST	Areal Flood Advisory	OKX	Bergen	3 hr
Dec 23, 11:08 PM EST	Winter Weather Advisory	OKX	Passaic	9 hr
Dec 25, 3:20 PM EST	Dense Fog Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	21 hr
Dec 25, 3:22 PM EST	Marine Dense Fog Advisory	PHI		21 hr
Dec 25, 3:28 PM EST	Dense Fog Advisory	OKX	Bergen, Essex, Hudson, Passaic, Union	20 hr
Dec 26, 3:59 PM EST	Dense Fog Advisory	OKX	Bergen, Essex, Hudson, Union	19 hr
Dec 26, 6:18 PM EST	Marine Dense Fog Advisory	PHI		18 hr
Dec 27, 11:38 AM EST	Flood Watch	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	22 hr
Dec 27, 11:29 PM EST	Areal Flood Warning	PHI	Burlington, Camden, Gloucester, Hunterdon, Mercer, Morris and 3 more	8 hr
Dec 28, 12:10 AM EST	Small Craft Advisory	PHI		30 hr
Dec 28, 12:24 AM EST	Areal Flood Warning	PHI	Hunterdon	9 hr
Dec 28, 12:26 AM EST	Areal Flood Advisory	PHI	Mercer, Middlesex, Monmouth, Morris, Somerset, Sussex	84 min
Dec 28, 12:33 AM EST	Areal Flood Advisory	OKX	Bergen, Essex, Passaic, Union	2 hr
Dec 28, 1:37 AM EST	River Flood Warning	PHI	Hunterdon, Somerset	12 hr
Dec 28, 1:50 AM EST	Areal Flood Warning	PHI	Mercer, Middlesex, Monmouth, Morris, Somerset, Sussex	6 hr
Dec 28, 2:33 AM EST	Coastal Flood Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	39 hr
Dec 28, 2:46 AM EST	Areal Flood Warning	OKX	Bergen, Essex, Passaic, Union	3 hr
Dec 28, 2:48 AM EST	Areal Flood Warning	PHI	Morris	8 hr
Dec 28, 3:01 AM EST	Areal Flood Advisory	OKX	Bergen, Essex, Hudson, Union	3 hr
Dec 28, 3:22 AM EST	Areal Flood Warning	PHI	Somerset	8 hr
Dec 28, 3:41 AM EST	River Flood Warning	PHI	Somerset	16 hr
Dec 28, 3:58 AM EST	River Flood Warning	OKX	Bergen	11 hr
Dec 28, 4:05 AM EST	River Flood Warning	PHI	Morris, Somerset	21 days
Dec 28, 4:08 AM EST	River Flood Warning	OKX	Bergen, Passaic	10 hr
Dec 28, 6:11 AM EST	Areal Flood Advisory	OKX	Bergen	3 hr
Dec 28, 8:31 AM EST	River Flood Warning	PHI	Middlesex, Somerset	16 hr
Dec 28, 9:05 AM EST	River Flood Warning	PHI	Essex, Morris, Passaic	5 days
Dec 28, 9:30 AM EST	River Flood Warning	PHI	Passaic	11 hr
Dec 28, 10:48 AM EST	Areal Flood Warning	PHI	Morris	3 hr
Dec 28, 11:02 AM EST	River Flood Warning	PHI	Middlesex, Somerset	15 hr
Dec 28, 11:05 AM EST	River Flood Warning	PHI	Morris	33 hr
Dec 28, 11:32 AM EST	River Flood Warning	PHI	Somerset	23 hr
Dec 28, 11:38 AM EST	River Flood Warning	PHI	Essex, Morris, Passaic	3 days
Dec 28, 12:18 PM EST	River Flood Warning	PHI	Essex, Passaic	70 hr
Dec 28, 9:20 PM EST	Coastal Flood Advisory	PHI	Burlington, Camden, Gloucester	20 hr
Dec 29, 2:39 PM EST	Small Craft Advisory	PHI		28 hr
Dec 29, 5:29 PM EST	Coastal Flood Advisory	PHI	Ocean	10 hr

By product

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

Product	Alerts
Flooding
Areal Flood Warning	32
Flash Flood Warning	3
River Flood Warning	35
Flood Watch	5
Areal Flood Advisory	19
Winter
Winter Weather Advisory	1
Wind and dust
Wind Advisory	3
Fog and smoke
Dense Fog Advisory	7
Coast and beach
Coastal Flood Warning	4
Coastal Flood Watch	2
Coastal Flood Advisory	6
Marine
Gale Warning	2
Gale Watch	2
Marine Dense Fog Advisory	6
Small Craft Advisory	11

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 2022 2024

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.