Alert archive / Pennsylvania / Chester County

Weather alerts in Chester County, Pennsylvania, 2007

68 weather alerts in 2007, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Chester County and its neighbors

Each county as a circle sized by its count in 2007. Tap one for its archive.

Alerts
68
Warnings
26
Watches
10
Advisories
0
Busiest month
June20 alerts
Busiest day
May 16, 20076 alerts

Over time

By month

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
Feb 14, 2:03 AM ESTMesoscale DiscussionSPC5 hr
Feb 14, 2:04 AM ESTMesoscale DiscussionSPC5 hr
Feb 14, 2:49 AM ESTMesoscale DiscussionSPC5 hr
Feb 25, 1:39 PM ESTMesoscale DiscussionSPC4 hr
Mar 16, 8:46 AM EDTMesoscale DiscussionSPC4 hr
Mar 16, 9:14 PM EDTMesoscale DiscussionSPC4 hr
Apr 27, 1:01 AM EDTFlash Flood WarningPHI3 hr
Apr 27, 3:42 AM EDTFlash Flood WarningPHI4 hr
Apr 27, 8:07 AM EDTFlash Flood WarningPHI83 min
May 10, 6:28 PM EDTMesoscale DiscussionSPC92 min
May 12, 5:24 PM EDTSevere Thunderstorm WarningPHI36 min
May 12, 6:31 PM EDTSevere Thunderstorm WarningPHI59 min
May 12, 6:45 PM EDTFlash Flood WarningPHI3 hr
May 16, 12:56 PM EDTMesoscale DiscussionSPC64 min
May 16, 1:26 PM EDTSevere Thunderstorm WatchSPC7 hr
May 16, 2:48 PM EDTSevere Thunderstorm WarningPHI42 min
May 16, 3:30 PM EDTSevere Thunderstorm WarningPHI45 min
May 16, 3:46 PM EDTMesoscale DiscussionSPC89 min
May 16, 4:16 PM EDTSevere Thunderstorm WarningPHI44 min
May 27, 6:56 PM EDTMesoscale DiscussionSPC2 hr
May 27, 7:23 PM EDTSevere Thunderstorm WarningPHI67 min
May 27, 8:18 PM EDTSevere Thunderstorm WarningPHI57 min
May 27, 9:27 PM EDTSevere Thunderstorm WarningPHI63 min
Jun 8, 4:12 PM EDTMesoscale DiscussionSPC93 min
Jun 8, 8:29 PM EDTSevere Thunderstorm WatchSPC3 hr
Jun 8, 8:53 PM EDTSevere Thunderstorm WarningPHI46 min
Jun 11, 3:39 AM EDTFlash Flood WarningPHI3 hr
Jun 12, 12:29 PM EDTMesoscale DiscussionSPC31 min
Jun 12, 12:55 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 12, 4:23 PM EDTMesoscale DiscussionSPC67 min
Jun 16, 1:50 PM EDTMesoscale DiscussionSPC115 min
Jun 19, 2:15 PM EDTMesoscale DiscussionSPC30 min
Jun 19, 3:02 PM EDTSevere Thunderstorm WatchSPC8 hr
Jun 19, 7:38 PM EDTMesoscale DiscussionSPC67 min
Jun 19, 7:42 PM EDTSevere Thunderstorm WarningPHI63 min
Jun 19, 11:50 PM EDTSevere Thunderstorm WarningPHI55 min
Jun 27, 4:35 PM EDTSevere Thunderstorm WarningPHI46 min
Jun 27, 7:26 PM EDTSevere Thunderstorm WatchSPC4 hr
Jun 27, 8:33 PM EDTSevere Thunderstorm WarningPHI72 min
Jun 27, 10:03 PM EDTMesoscale DiscussionSPC57 min
Jun 28, 12:52 PM EDTMesoscale DiscussionSPC83 min
Jun 28, 2:07 PM EDTSevere Thunderstorm WatchSPC8 hr
Jun 28, 7:30 PM EDTMesoscale DiscussionSPC60 min
Jul 4, 2:06 PM EDTTornado WatchSPC8 hr
Jul 4, 4:13 PM EDTMesoscale DiscussionSPC62 min
Jul 4, 8:47 PM EDTSevere Thunderstorm WarningPHI58 min
Jul 11, 1:59 PM EDTMesoscale DiscussionSPC91 min
Jul 16, 7:53 PM EDTMesoscale DiscussionSPC97 min
Jul 18, 1:56 PM EDTMesoscale DiscussionSPC64 min
Jul 19, 2:07 PM EDTSevere Thunderstorm WatchSPC8 hr
Jul 19, 6:27 PM EDTMesoscale DiscussionSPC93 min
Jul 27, 12:09 PM EDTMesoscale DiscussionSPC96 min
Jul 27, 6:04 PM EDTMesoscale DiscussionSPC86 min
Jul 27, 6:42 PM EDTSevere Thunderstorm WarningPHI93 min
Jul 29, 9:28 AM EDTFlash Flood WarningPHI2 hr
Aug 3, 3:33 PM EDTMesoscale DiscussionSPC87 min
Aug 9, 7:23 PM EDTMesoscale DiscussionSPC67 min
Aug 17, 1:13 PM EDTMesoscale DiscussionSPC92 min
Aug 17, 1:37 PM EDTSevere Thunderstorm WatchSPC6 hr
Aug 17, 1:48 PM EDTSevere Thunderstorm WarningPHI72 min
Aug 17, 2:14 PM EDTTornado WarningPHI46 min
Aug 17, 3:41 PM EDTMesoscale DiscussionSPC94 min
Aug 25, 5:58 PM EDTSevere Thunderstorm WatchSPC5 hr
Aug 25, 8:17 PM EDTSevere Thunderstorm WarningPHI58 min
Oct 19, 6:05 PM EDTMesoscale DiscussionSPC55 min
Oct 19, 8:55 PM EDTSevere Thunderstorm WarningPHI33 min
Oct 19, 9:18 PM EDTSevere Thunderstorm WarningPHI27 min
Dec 23, 2:11 PM ESTMesoscale DiscussionSPC94 min

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 archive20062008

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.