Alert archive / New Jersey / Cumberland County

Weather alerts in Cumberland County, New Jersey, 2013

169 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Cumberland County and its neighbors

Each county as a circle sized by its count in 2013. Tap one for its archive.

Alerts
169
Warnings
28
Watches
22
Advisories
60
Busiest month
June48 alerts
Busiest day
June 13, 201310 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

Cumberland County, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings9633%978%27 min
Flash flood warnings5340%2100%38 min

Each office's whole area, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Philadelphia/Mount Holly: tornado warnings5180%250%1 min
NWS Philadelphia/Mount Holly: severe thunderstorm warnings1276946%21273%24 min
NWS Philadelphia/Mount Holly: flash flood warnings703846%11276%71 min

An office's figures cover every county it serves, including across state lines.

Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.

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.

IssuedProductOfficeLasted
Jan 12, 2:54 PM ESTDense Fog AdvisoryPHI22 hr
Jan 13, 3:30 PM ESTDense Fog AdvisoryPHI19 hr
Jan 16, 12:09 PM ESTWinter Storm WatchPHI16 hr
Jan 17, 3:39 AM ESTWinter Weather AdvisoryPHI21 hr
Jan 24, 3:43 PM ESTWinter Weather AdvisoryPHI30 hr
Jan 30, 4:02 AM ESTHigh Wind WarningPHI26 hr
Jan 30, 9:06 PM ESTMesoscale DiscussionSPC54 min
Jan 30, 10:38 PM ESTSpecial Weather StatementPHI2 hr
Jan 31, 12:42 AM ESTSpecial Weather StatementPHI2 hr
Jan 31, 1:48 AM ESTMesoscale DiscussionSPC57 min
Jan 31, 2:12 AM ESTSpecial Weather StatementPHI63 min
Jan 31, 3:12 AM ESTAreal Flood AdvisoryPHI4 hr
Jan 31, 3:15 AM ESTSpecial Weather StatementPHI2 hr
Jan 31, 6:01 AM ESTWind AdvisoryPHI12 hr
Feb 1, 3:53 AM ESTWinter Weather AdvisoryPHI8 hr
Feb 7, 2:50 PM ESTCoastal Flood WatchPHI13 hr
Feb 7, 3:20 PM ESTWinter Weather AdvisoryPHI36 hr
Feb 8, 3:58 AM ESTCoastal Flood WarningPHI26 hr
Feb 8, 11:08 AM ESTAreal Flood AdvisoryPHI4 hr
Feb 8, 1:35 PM ESTAreal Flood AdvisoryPHI4 hr
Feb 9, 5:32 AM ESTCoastal Flood AdvisoryPHI4 hr
Feb 26, 11:19 AM ESTCoastal Flood AdvisoryPHI15 hr
Mar 4, 2:51 PM ESTWinter Storm WatchPHI38 hr
Mar 4, 2:59 PM ESTCoastal Flood WatchPHI25 hr
Mar 5, 3:27 PM ESTWinter Weather AdvisoryPHI32 hr
Mar 5, 3:30 PM ESTWind AdvisoryPHI30 hr
Mar 5, 3:41 PM ESTCoastal Flood WarningPHI54 hr
Mar 6, 5:55 PM ESTCoastal Flood WarningPHI28 hr
Mar 7, 9:28 PM ESTCoastal Flood AdvisoryPHI11 hr
Mar 8, 2:56 PM ESTCoastal Flood WarningPHI18 hr
Mar 9, 2:34 PM ESTCoastal Flood AdvisoryPHI7 hr
Mar 9, 9:07 PM ESTCoastal Flood AdvisoryPHI4 hr
Mar 10, 1:25 AM ESTCoastal Flood WarningPHI10 hr
Mar 11, 5:14 AM EDTDense Fog AdvisoryPHI5 hr
Mar 12, 5:26 AM EDTCoastal Flood AdvisoryPHI11 hr
Mar 24, 3:44 PM EDTWinter Storm WarningPHI24 hr
Mar 24, 3:44 PM EDTWinter Weather AdvisoryPHI29 hr
Apr 2, 3:33 PM EDTFire Weather WatchPHI12 hr
Apr 3, 3:44 AM EDTRed Flag WarningPHI18 hr
Apr 10, 10:10 PM EDTSpecial Weather StatementPHI2 hr
Apr 12, 7:37 AM EDTSpecial Weather StatementPHI53 min
Apr 12, 8:33 AM EDTSpecial Weather StatementPHI57 min
Apr 12, 9:41 AM EDTSpecial Weather StatementPHI64 min
Apr 12, 11:24 PM EDTSpecial Weather StatementPHI111 min
Apr 19, 7:12 PM EDTMesoscale DiscussionSPC93 min
Apr 19, 8:09 PM EDTSevere Thunderstorm WatchSPC2 hr
Apr 19, 8:48 PM EDTSpecial Weather StatementPHI3 hr
Apr 19, 9:11 PM EDTMesoscale DiscussionSPC94 min
Apr 20, 6:09 PM EDTFrost AdvisoryPHI12 hr
Apr 21, 3:19 PM EDTFrost AdvisoryPHI17 hr
Apr 23, 1:36 PM EDTCoastal Flood AdvisoryPHI6 hr
Apr 26, 3:40 PM EDTFrost AdvisoryPHI12 hr
May 11, 1:44 PM EDTMesoscale DiscussionSPC91 min
May 11, 3:15 PM EDTSpecial Weather StatementPHI60 min
May 11, 3:37 PM EDTAreal Flood AdvisoryPHI3 hr
May 13, 3:08 PM EDTFrost AdvisoryPHI17 hr
Jun 6, 3:10 PM EDTFlash Flood WatchPHI36 hr
Jun 7, 2:17 PM EDTAreal Flood AdvisoryPHI6 hr
Jun 7, 4:37 PM EDTSpecial Weather StatementPHI53 min
Jun 7, 6:28 PM EDTFlash Flood WarningPHI4 hr
Jun 7, 7:27 PM EDTMesoscale DiscussionSPC3 hr
Jun 7, 11:02 PM EDTFlash Flood WarningPHI4 hr
Jun 8, 1:54 AM EDTAreal Flood WarningPHI12 hr
Jun 10, 3:30 AM EDTFlood WatchPHI24 hr
Jun 10, 12:05 PM EDTAreal Flood WarningPHI3 hr
Jun 10, 12:56 PM EDTMesoscale DiscussionSPC2 hr
Jun 10, 2:02 PM EDTTornado WatchSPC10 hr
Jun 10, 4:38 PM EDTMesoscale DiscussionSPC97 min
Jun 10, 8:41 PM EDTMesoscale DiscussionSPC64 min
Jun 10, 10:49 PM EDTAreal Flood AdvisoryPHI116 min
Jun 13, 2:40 AM EDTMesoscale DiscussionSPC2 hr
Jun 13, 5:27 AM EDTMesoscale DiscussionSPC2 hr
Jun 13, 7:30 AM EDTSevere Thunderstorm WatchSPC4 hr
Jun 13, 8:10 AM EDTMesoscale DiscussionSPC95 min
Jun 13, 9:18 AM EDTSevere Thunderstorm WarningPHI57 min
Jun 13, 10:03 AM EDTSevere Thunderstorm WarningPHI57 min
Jun 13, 5:26 PM EDTSpecial Weather StatementPHI64 min
Jun 13, 5:27 PM EDTAreal Flood AdvisoryPHI4 hr
Jun 13, 5:47 PM EDTSevere Thunderstorm WarningPHI58 min
Jun 13, 6:17 PM EDTSevere Thunderstorm WarningPHI58 min
Jun 14, 5:06 PM EDTSpecial Weather StatementPHI54 min
Jun 17, 6:38 PM EDTSevere Thunderstorm WarningPHI67 min
Jun 17, 6:58 PM EDTSpecial Weather StatementPHI92 min
Jun 17, 8:16 PM EDTSpecial Weather StatementPHI119 min
Jun 17, 8:28 PM EDTAreal Flood AdvisoryPHI107 min
Jun 17, 9:20 PM EDTAreal Flood AdvisoryPHI3 hr
Jun 17, 9:51 PM EDTSpecial Weather StatementPHI114 min
Jun 18, 1:32 PM EDTAreal Flood AdvisoryPHI3 hr
Jun 18, 2:10 PM EDTFlash Flood WarningPHI3 hr
Jun 18, 3:44 PM EDTAreal Flood AdvisoryPHI3 hr
Jun 24, 2:44 PM EDTSevere Thunderstorm WatchSPC6 hr
Jun 25, 5:25 PM EDTSpecial Weather StatementPHI65 min
Jun 25, 8:46 PM EDTSevere Thunderstorm WatchSPC4 hr
Jun 25, 11:22 PM EDTSpecial Weather StatementPHI53 min
Jun 26, 2:55 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 26, 4:38 PM EDTMesoscale DiscussionSPC97 min
Jun 27, 1:04 PM EDTMesoscale DiscussionSPC116 min
Jun 27, 1:58 PM EDTTornado WatchSPC7 hr
Jun 27, 3:57 PM EDTMesoscale DiscussionSPC93 min
Jun 27, 4:51 PM EDTSpecial Weather StatementPHI114 min
Jun 28, 2:08 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 28, 3:30 PM EDTMesoscale DiscussionSPC2 hr
Jun 28, 6:47 PM EDTMesoscale DiscussionSPC58 min
Jun 30, 11:48 AM EDTMesoscale DiscussionSPC2 hr
Jul 1, 7:09 AM EDTAreal Flood AdvisoryPHI4 hr
Jul 1, 12:36 PM EDTAreal Flood AdvisoryPHI4 hr
Jul 2, 5:24 PM EDTSpecial Weather StatementPHI66 min
Jul 2, 6:38 PM EDTAreal Flood AdvisoryPHI3 hr
Jul 12, 4:08 AM EDTFlash Flood WatchPHI17 hr
Jul 12, 4:00 PM EDTAreal Flood AdvisoryPHI7 hr
Jul 17, 3:27 PM EDTHeat AdvisoryPHI3 days
Jul 22, 1:18 PM EDTMesoscale DiscussionSPC87 min
Jul 22, 3:08 PM EDTCoastal Flood AdvisoryPHI8 hr
Jul 23, 11:22 AM EDTSpecial Weather StatementPHI53 min
Jul 23, 11:56 AM EDTAreal Flood AdvisoryPHI4 hr
Jul 23, 3:08 PM EDTCoastal Flood AdvisoryPHI9 hr
Jul 23, 4:10 PM EDTSpecial Weather StatementPHI2 hr
Jul 25, 3:53 PM EDTCoastal Flood AdvisoryPHI10 hr
Jul 28, 1:34 PM EDTMesoscale DiscussionSPC56 min
Jul 28, 5:58 PM EDTAreal Flood AdvisoryPHI2 hr
Jul 28, 6:33 PM EDTMesoscale DiscussionSPC117 min
Jul 28, 8:25 PM EDTAreal Flood AdvisoryPHI3 hr
Jul 28, 9:04 PM EDTFlash Flood WarningPHI4 hr
Jul 28, 10:02 PM EDTSpecial Weather StatementPHI43 min
Jul 28, 10:22 PM EDTAreal Flood AdvisoryPHI4 hr
Jul 29, 5:13 AM EDTAreal Flood WarningPHI6 hr
Aug 9, 3:17 PM EDTMesoscale DiscussionSPC58 min
Aug 13, 6:24 AM EDTMesoscale DiscussionSPC3 hr
Aug 13, 9:07 AM EDTSpecial Weather StatementPHI38 min
Aug 13, 9:42 AM EDTFlash Flood WarningPHI5 hr
Aug 13, 9:49 AM EDTSpecial Weather StatementPHI56 min
Aug 22, 2:26 PM EDTMesoscale DiscussionSPC3 hr
Aug 28, 12:14 PM EDTSpecial Weather StatementPHI61 min
Aug 28, 12:52 PM EDTAreal Flood AdvisoryPHI113 min
Aug 28, 1:55 PM EDTAreal Flood AdvisoryPHI110 min
Aug 28, 3:15 PM EDTAreal Flood AdvisoryPHI3 hr
Sep 2, 8:58 AM EDTAreal Flood AdvisoryPHI3 hr
Sep 2, 10:03 AM EDTAreal Flood AdvisoryPHI4 hr
Sep 12, 2:50 PM EDTSevere Thunderstorm WatchSPC6 hr
Sep 12, 4:24 PM EDTMesoscale DiscussionSPC66 min
Sep 12, 8:03 PM EDTMesoscale DiscussionSPC57 min
Oct 7, 8:56 AM EDTTornado WatchSPC8 hr
Oct 7, 10:36 AM EDTMesoscale DiscussionSPC114 min
Oct 7, 12:20 PM EDTMesoscale DiscussionSPC115 min
Oct 7, 3:18 PM EDTMesoscale DiscussionSPC87 min
Oct 8, 3:18 PM EDTCoastal Flood AdvisoryPHI24 hr
Oct 9, 4:12 AM EDTCoastal Flood WatchPHI11 hr
Oct 9, 3:41 PM EDTCoastal Flood AdvisoryPHI4 days
Oct 10, 9:28 AM EDTCoastal Flood WarningPHI6 hr
Oct 11, 5:08 AM EDTSpecial Weather StatementPHI3 hr
Oct 24, 2:55 PM EDTFrost AdvisoryPHI18 hr
Oct 25, 3:47 AM EDTFreeze WatchPHI10 hr
Oct 25, 1:32 PM EDTFreeze WarningPHI19 hr
Nov 1, 3:14 AM EDTWind AdvisoryPHI9 hr
Nov 1, 6:25 AM EDTSevere Thunderstorm WatchSPC5 hr
Nov 1, 9:25 AM EDTSevere Thunderstorm WarningPHI65 min
Nov 1, 10:29 AM EDTSevere Thunderstorm WarningPHI76 min
Nov 18, 1:07 AM ESTSevere Thunderstorm WatchSPC5 hr
Nov 18, 2:31 AM ESTMesoscale DiscussionSPC89 min
Nov 18, 3:29 AM ESTSevere Thunderstorm WarningPHI61 min
Nov 18, 3:39 AM ESTSevere Thunderstorm WarningPHI66 min
Nov 23, 3:43 PM ESTRed Flag WarningPHI26 hr
Nov 26, 3:55 AM ESTWind AdvisoryPHI30 hr
Nov 27, 6:25 AM ESTAreal Flood AdvisoryPHI4 hr
Dec 3, 3:17 AM ESTCoastal Flood AdvisoryPHI6 hr
Dec 5, 6:36 AM ESTDense Fog AdvisoryPHI3 hr
Dec 7, 4:03 PM ESTWinter Weather AdvisoryPHI45 hr
Dec 8, 2:30 PM ESTMesoscale DiscussionSPC2 hr
Dec 9, 3:48 PM ESTWinter Weather AdvisoryPHI22 hr

By product

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

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20122014

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.