Alert archive / New Jersey / 2021

Weather alerts in New Jersey, September 2021

188 weather alerts in September 2021, 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 September 2021. Tap one for its archive.

Alerts
188
Warnings
99
Watches
9
Advisories
30
Busiest day
September 1, 202149 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.

IssuedProductOfficeCountiesLasted
Sep 1, 3:23 AM EDTGale WarningPHI32 hr
Sep 1, 3:23 AM EDTSmall Craft AdvisoryPHI41 hr
Sep 1, 4:34 AM EDTRip Current StatementPHIAtlantic, Cape May, Monmouth, Ocean39 hr
Sep 1, 7:58 AM EDTSevere Thunderstorm WarningPHIBurlington, Ocean47 min
Sep 1, 8:39 AM EDTSevere Thunderstorm WarningPHIMonmouth, Ocean39 min
Sep 1, 9:11 AM EDTSpecial Marine WarningPHI64 min
Sep 1, 11:03 AM EDTMesoscale DiscussionSPCCape May, Cumberland, Salem2 hr
Sep 1, 11:24 AM EDTAreal Flood AdvisoryPHISussex, Warren3 hr
Sep 1, 12:40 PM EDTTornado WatchSPCAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 9 more9 hr
Sep 1, 3:09 PM EDTMesoscale DiscussionSPCAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more3 hr
Sep 1, 4:04 PM EDTAreal Flood WarningPHIWarren24 hr
Sep 1, 4:12 PM EDTFlash Flood WarningPHIHunterdon, Warren7 hr
Sep 1, 4:27 PM EDTRiver Flood WarningPHIMorris, Somerset6 days
Sep 1, 4:27 PM EDTRiver Flood WarningPHIEssex, Morris, Passaic8 days
Sep 1, 4:27 PM EDTRiver Flood WarningPHIEssex, Morris, Passaic6 days
Sep 1, 4:27 PM EDTRiver Flood WarningPHIEssex, Passaic21 days
Sep 1, 4:28 PM EDTMesoscale DiscussionSPCBurlington, Camden, Gloucester, Hudson, Mercer, Middlesex and 5 more2 hr
Sep 1, 4:33 PM EDTRiver Flood WarningPHIMorris, Passaic46 hr
Sep 1, 4:40 PM EDTRiver Flood WarningPHIHunterdon, Somerset36 hr
Sep 1, 4:40 PM EDTRiver Flood WarningPHISomerset22 hr
Sep 1, 4:40 PM EDTRiver Flood WarningPHIMiddlesex, Somerset42 hr
Sep 1, 4:40 PM EDTRiver Flood WarningPHIMiddlesex, Somerset48 hr
Sep 1, 4:41 PM EDTRiver Flood WarningOKXBergen29 hr
Sep 1, 4:41 PM EDTRiver Flood WarningPHISomerset61 hr
Sep 1, 4:43 PM EDTRiver Flood WarningOKXBergen, Passaic43 hr
Sep 1, 5:13 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer47 min
Sep 1, 5:26 PM EDTFlash Flood WarningPHIBurlington, Camden, Gloucester, Salem9 hr
Sep 1, 5:33 PM EDTSpecial Marine WarningPHI27 min
Sep 1, 5:34 PM EDTTornado WarningPHIMercer26 min
Sep 1, 5:35 PM EDTTornado WarningPHICumberland, Salem25 min
Sep 1, 5:42 PM EDTFlash Flood WarningPHIHunterdon, Mercer, Morris, Somerset, Warren10 hr
Sep 1, 5:54 PM EDTFlash Flood Warning EmergencyOKXBergen, Essex, Hudson, Passaic, Union6 hr
Sep 1, 5:57 PM EDTTornado WarningPHIGloucester, Salem33 min
Sep 1, 5:57 PM EDTTornado WarningPHIHunterdon, Mercer, Somerset33 min
Sep 1, 6:05 PM EDTFlash Flood WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset10 hr
Sep 1, 6:08 PM EDTFlash Flood WarningPHIHunterdon, Morris, Somerset, Sussex, Warren6 hr
Sep 1, 6:14 PM EDTSpecial Marine WarningPHI61 min
Sep 1, 6:20 PM EDTTornado WarningPHIHunterdon, Mercer, Somerset40 min
Sep 1, 6:22 PM EDTTornado Warning Tornado observedPHIBurlington, Camden, Gloucester23 min
Sep 1, 6:22 PM EDTTornado WatchSPCBergen, Essex, Hudson, Passaic, Union7 hr
Sep 1, 6:34 PM EDTMesoscale DiscussionSPCBurlington, Camden, Gloucester, Hudson, Mercer, Middlesex and 3 more56 min
Sep 1, 6:42 PM EDTTornado WarningPHIBurlington, Camden33 min
Sep 1, 6:59 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset61 min
Sep 1, 7:04 PM EDTTornado Warning EmergencyTornado observedCatastrophic damage threatPHIBurlington, Mercer26 min
Sep 1, 7:22 PM EDTTornado WarningPHIHunterdon, Mercer11 min
Sep 1, 7:28 PM EDTTornado WarningPHIMercer, Middlesex, Morris, Somerset47 min
Sep 1, 7:29 PM EDTSevere Thunderstorm WarningOKXUnion46 min
Sep 1, 7:31 PM EDTFlash Flood Warning EmergencyCatastrophic damage threatPHIHunterdon, Mercer, Somerset4 hr
Sep 1, 7:44 PM EDTSpecial Marine WarningPHI61 min
Sep 1, 8:02 PM EDTFlash Flood Warning EmergencyCatastrophic damage threatPHIMiddlesex, Morris, Somerset5 hr
Sep 1, 8:15 PM EDTSevere Thunderstorm WarningOKXBergen, Essex, Hudson45 min
Sep 1, 8:32 PM EDTSevere Thunderstorm WarningOKXEssex, Hudson, Union43 min
Sep 1, 8:32 PM EDTMesoscale DiscussionSPCEssex, Hudson, Middlesex, Monmouth, Somerset, Union88 min
Sep 1, 9:01 PM EDTFlash Flood WarningPHIBurlington, Mercer, Middlesex, Monmouth, Ocean5 hr
Sep 1, 9:03 PM EDTSevere Thunderstorm WarningOKXBergen, Hudson42 min
Sep 1, 9:25 PM EDTSevere Thunderstorm WarningOKXBergen, Hudson65 min
Sep 1, 9:43 PM EDTRiver Flood WarningPHIMercer33 hr
Sep 1, 10:05 PM EDTFlash Flood Warning Considerable damage threatPHIMorris, Somerset4 hr
Sep 1, 10:23 PM EDTCoastal Flood StatementPHIOcean13 hr
Sep 1, 10:24 PM EDTFlash Flood WarningPHIBurlington, Camden, Gloucester4 hr
Sep 1, 10:29 PM EDTRiver Flood WarningPHIHunterdon, Mercer49 hr
Sep 1, 10:32 PM EDTRiver Flood WarningPHIMercer31 hr
Sep 1, 10:35 PM EDTRiver Flood WarningPHIBergen, Morris, Passaic30 hr
Sep 1, 10:37 PM EDTRiver Flood WarningPHIMorris, Passaic41 hr
Sep 1, 10:38 PM EDTRiver Flood WarningPHIMorris, Somerset21 days
Sep 1, 10:47 PM EDTAreal Flood WarningPHIWarren23 hr
Sep 1, 10:52 PM EDTAreal Flood WarningPHIHunterdon, Warren12 hr
Sep 1, 11:54 PM EDTFlash Flood Warning EmergencyCatastrophic damage threatOKXBergen, Essex, Hudson, Passaic, Union3 hr
Sep 2, 12:01 AM EDTAreal Flood WarningPHIHunterdon, Morris, Sussex, Warren40 hr
Sep 2, 12:28 AM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Gloucester3 hr
Sep 2, 12:31 AM EDTAreal Flood AdvisoryPHIMonmouth, Ocean2 hr
Sep 2, 1:06 AM EDTAreal Flood WarningOKXBergen4 hr
Sep 2, 1:38 AM EDTAreal Flood WarningPHIBurlington, Mercer, Middlesex, Monmouth, Ocean4 hr
Sep 2, 1:52 AM EDTAreal Flood WarningPHIMorris, Somerset13 hr
Sep 2, 2:23 AM EDTAreal Flood WarningPHIBurlington, Camden, Gloucester, Salem9 hr
Sep 2, 2:29 AM EDTAreal Flood WarningPHIBurlington, Camden, Gloucester5 hr
Sep 2, 2:53 AM EDTAreal Flood WarningOKXBergen, Essex, Hudson, Passaic, Union7 hr
Sep 2, 3:52 AM EDTAreal Flood WarningPHIHunterdon, Mercer, Morris, Somerset, Warren8 hr
Sep 2, 3:53 AM EDTAreal Flood WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset8 hr
Sep 2, 4:00 AM EDTRiver Flood WarningPHIMorris48 hr
Sep 2, 4:45 AM EDTRiver Flood WarningPHIHunterdon, Mercer37 hr
Sep 2, 4:45 AM EDTRiver Flood WarningPHIHunterdon, Warren37 hr
Sep 2, 4:45 AM EDTRiver Flood WarningPHIHunterdon37 hr
Sep 2, 4:45 AM EDTRiver Flood WarningPHIHunterdon33 hr
Sep 2, 4:45 AM EDTRiver Flood WarningPHIHunterdon, Mercer34 hr
Sep 2, 4:45 AM EDTRiver Flood WarningPHISussex, Warren5 hr
Sep 2, 5:01 AM EDTAreal Flood WarningOKXBergen, Passaic3 hr
Sep 2, 6:05 AM EDTCoastal Flood WarningPHIBurlington, Camden, Gloucester, Mercer6 hr
Sep 2, 10:16 AM EDTAreal Flood WarningOKXBergen, Essex, Hudson, Passaic, Union25 hr
Sep 2, 1:20 PM EDTAreal Flood WarningPHIMiddlesex21 hr
Sep 2, 6:44 PM EDTCoastal Flood AdvisoryPHIBurlington, Camden, Gloucester7 hr
Sep 3, 11:25 AM EDTAreal Flood AdvisoryOKXBergen, Essex, Hudson, Passaic, Union6 hr
Sep 7, 2:42 AM EDTSmall Craft AdvisoryPHI4 days
Sep 7, 2:33 PM EDTFlash Flood WatchPHIHunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more37 hr
Sep 7, 3:25 PM EDTFlash Flood WatchOKXBergen, Essex, Hudson, Passaic, Union35 hr
Sep 7, 8:12 PM EDTRip Current StatementPHIAtlantic, Cape May, Monmouth, Ocean4 days
Sep 8, 4:15 PM EDTMesoscale DiscussionSPCSussex, Warren2 hr
Sep 8, 7:54 PM EDTSevere Thunderstorm WatchSPCBergen, Hunterdon, Mercer, Morris, Passaic, Somerset and 2 more4 hr
Sep 8, 9:16 PM EDTAreal Flood AdvisoryPHIWarren3 hr
Sep 8, 9:16 PM EDTSpecial Weather StatementPHISussex, Warren29 min
Sep 8, 9:25 PM EDTMesoscale DiscussionSPCHunterdon, Morris, Passaic, Somerset, Sussex, Warren95 min
Sep 8, 9:43 PM EDTSpecial Weather StatementPHISussex, Warren47 min
Sep 8, 9:46 PM EDTAreal Flood AdvisoryOKXPassaic4 hr
Sep 8, 10:23 PM EDTAreal Flood AdvisoryOKXBergen, Passaic4 hr
Sep 8, 10:42 PM EDTFlash Flood WarningPHIWarren6 hr
Sep 8, 10:42 PM EDTMesoscale DiscussionSPCEssex, Hunterdon, Morris, Passaic, Somerset, Union and 1 more2 hr
Sep 8, 10:56 PM EDTSpecial Weather StatementPHIWarren34 min
Sep 8, 11:27 PM EDTSevere Thunderstorm WarningPHIHunterdon, Warren48 min
Sep 8, 11:30 PM EDTAreal Flood AdvisoryPHIMorris, Sussex4 hr
Sep 9, 12:07 AM EDTSpecial Weather StatementPHIHunterdon, Somerset, Warren23 min
Sep 9, 12:18 AM EDTSpecial Marine WarningPHI57 min
Sep 9, 12:30 AM EDTSpecial Weather StatementPHIMorris30 min
Sep 9, 12:41 AM EDTSpecial Marine WarningPHI52 min
Sep 9, 2:17 AM EDTSpecial Weather StatementPHIOcean28 min
Sep 9, 2:46 AM EDTSpecial Weather StatementPHIAtlantic29 min
Sep 9, 3:14 AM EDTSpecial Weather StatementPHIAtlantic31 min
Sep 9, 3:30 AM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Cape May, Cumberland112 min
Sep 9, 4:28 AM EDTAreal Flood WarningPHIWarren4 hr
Sep 11, 3:51 PM EDTSmall Craft AdvisoryPHI29 hr
Sep 13, 7:44 PM EDTSevere Thunderstorm WatchSPCHunterdon, Mercer, Middlesex, Morris, Somerset, Warren4 hr
Sep 13, 8:41 PM EDTSevere Thunderstorm WarningPHIHunterdon, Warren49 min
Sep 13, 9:03 PM EDTAreal Flood AdvisoryPHIHunterdon, Morris, Somerset, Sussex, Warren109 min
Sep 13, 9:03 PM EDTSevere Thunderstorm WarningPHIHunterdon, Morris, Somerset, Warren57 min
Sep 13, 9:12 PM EDTSpecial Weather StatementOKXEssex, Union63 min
Sep 13, 9:12 PM EDTFlash Flood WarningPHIHunterdon, Morris, Warren114 min
Sep 13, 9:18 PM EDTAreal Flood AdvisoryOKXEssex, Hudson, Union77 min
Sep 13, 9:21 PM EDTSevere Thunderstorm WarningPHIHunterdon, Somerset, Warren38 min
Sep 13, 9:34 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Morris, Somerset38 min
Sep 13, 9:36 PM EDTSpecial Weather StatementOKXBergen54 min
Sep 13, 9:39 PM EDTSpecial Weather StatementOKXUnion36 min
Sep 13, 9:53 PM EDTSevere Thunderstorm WarningPHIMercer, Middlesex, Monmouth, Somerset52 min
Sep 13, 9:59 PM EDTSpecial Weather StatementOKXHudson46 min
Sep 13, 10:03 PM EDTSpecial Marine WarningPHI57 min
Sep 15, 3:25 AM EDTSmall Craft AdvisoryPHI21 hr
Sep 15, 10:33 AM EDTMesoscale DiscussionSPCSussex, Warren2 hr
Sep 15, 3:04 PM EDTMesoscale DiscussionSPCMorris, Passaic, Sussex116 min
Sep 15, 3:43 PM EDTSevere Thunderstorm WatchSPCSussex, Warren6 hr
Sep 15, 7:36 PM EDTSpecial Weather StatementPHIHunterdon, Morris24 min
Sep 15, 8:11 PM EDTMesoscale DiscussionSPCSussex, Warren2 hr
Sep 15, 8:37 PM EDTSpecial Weather StatementPHIWarren38 min
Sep 15, 8:51 PM EDTSpecial Weather StatementOKXPassaic39 min
Sep 15, 8:53 PM EDTSpecial Weather StatementPHISussex37 min
Sep 15, 9:09 PM EDTSpecial Weather StatementOKXPassaic66 min
Sep 16, 2:38 AM EDTSmall Craft AdvisoryPHI65 hr
Sep 16, 2:40 PM EDTAreal Flood AdvisoryPHICumberland, Salem3 hr
Sep 16, 9:11 PM EDTRip Current StatementPHIAtlantic, Cape May, Monmouth, Ocean47 hr
Sep 19, 2:47 PM EDTRip Current StatementPHIMonmouth, Ocean5 hr
Sep 21, 4:59 AM EDTRip Current StatementPHIAtlantic, Cape May, Monmouth, Ocean4 days
Sep 21, 2:27 PM EDTSmall Craft AdvisoryPHI70 hr
Sep 22, 3:24 AM EDTFlash Flood WatchPHIHunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more41 hr
Sep 22, 3:21 PM EDTFlash Flood WatchOKXBergen, Essex, Hudson, Passaic, Union35 hr
Sep 22, 5:01 PM EDTCoastal Flood AdvisoryPHISalem22 hr
Sep 22, 8:43 PM EDTGale WarningPHI18 hr
Sep 23, 9:12 AM EDTCoastal Flood AdvisoryPHIBurlington, Camden, Gloucester10 hr
Sep 23, 10:30 AM EDTMesoscale DiscussionSPCCamden, Cumberland, Gloucester, Salem2 hr
Sep 23, 11:33 AM EDTAreal Flood AdvisoryPHICumberland, Gloucester, Salem3 hr
Sep 23, 11:57 AM EDTFlash Flood WarningPHIGloucester, Salem3 hr
Sep 23, 12:12 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem48 min
Sep 23, 12:54 PM EDTSpecial Weather StatementPHIGloucester51 min
Sep 23, 12:56 PM EDTAreal Flood AdvisoryPHIBurlington, Camden, Hunterdon, Mercer, Warren3 hr
Sep 23, 1:13 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Gloucester, Salem47 min
Sep 23, 1:29 PM EDTMesoscale DiscussionSPCAtlantic, Bergen, Burlington, Camden, Cape May, Cumberland and 14 more61 min
Sep 23, 1:42 PM EDTFlash Flood WarningPHIBurlington, Camden, Gloucester4 hr
Sep 23, 1:58 PM EDTSpecial Weather StatementPHICamden, Hunterdon32 min
Sep 23, 2:37 PM EDTAreal Flood AdvisoryPHIBurlington, Hunterdon, Mercer, Middlesex, Monmouth, Morris and 3 more3 hr
Sep 23, 2:47 PM EDTSpecial Weather StatementPHIHunterdon, Mercer28 min
Sep 23, 2:52 PM EDTSpecial Weather StatementPHICamden23 min
Sep 23, 3:13 PM EDTSpecial Weather StatementPHIMercer, Somerset32 min
Sep 23, 3:16 PM EDTSpecial Weather StatementPHIBurlington29 min
Sep 23, 3:23 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset52 min
Sep 23, 3:26 PM EDTFlash Flood WarningPHIBurlington, Hunterdon, Mercer, Middlesex, Morris, Somerset2 hr
Sep 23, 3:50 PM EDTSpecial Weather StatementPHIBurlington25 min
Sep 23, 4:21 PM EDTAreal Flood AdvisoryPHIMiddlesex, Monmouth, Morris, Ocean, Somerset, Sussex15 min
Sep 23, 4:33 PM EDTSpecial Weather StatementOKXEssex, Passaic, Union42 min
Sep 23, 4:36 PM EDTFlash Flood WarningPHIMiddlesex, Monmouth, Morris, Somerset, Sussex3 hr
Sep 23, 4:59 PM EDTAreal Flood AdvisoryOKXEssex, Passaic, Union15 min
Sep 23, 5:00 PM EDTSpecial Weather StatementPHIMonmouth30 min
Sep 23, 5:14 PM EDTFlash Flood WarningOKXEssex, Passaic, Union3 hr
Sep 23, 5:19 PM EDTSpecial Weather StatementOKXBergen, Essex, Hudson, Passaic, Union56 min
Sep 23, 5:27 PM EDTAreal Flood AdvisoryOKXBergen, Hudson5 hr
Sep 25, 4:16 PM EDTSmall Craft AdvisoryPHI27 hr
Sep 27, 2:56 AM EDTSmall Craft AdvisoryPHI27 hr
Sep 28, 8:26 AM EDTAreal Flood AdvisoryPHIWarren2 hr
Sep 28, 7:14 PM EDTSpecial Weather StatementPHIGloucester46 min
Sep 28, 7:29 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem31 min
Sep 28, 8:00 PM EDTSpecial Weather StatementPHIGloucester, Salem45 min
Sep 28, 8:55 PM EDTSpecial Weather StatementPHICumberland, Salem50 min
Sep 28, 9:25 PM EDTSpecial Weather StatementPHICape May35 min

By product

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

By county

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

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

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.