Alert archive / Pennsylvania / Mesoscale Discussions / 2003

Mesoscale Discussions in Pennsylvania, August 2003

24 mesoscale discussions in August 2003. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in August 2003. Tap one for its archive.

Mesoscale Discussions
24
Busiest day
August 27, 20037 mesoscale discussions

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
Aug 2, 6:17 PM EDTMesoscale DiscussionSPCBedford, Blair, Cambria, Centre, Clinton, Somerset3 hr
Aug 16, 12:51 PM EDTMesoscale DiscussionSPCBradford, Cameron, Clarion, Clinton, Elk, Forest and 11 more114 min
Aug 16, 6:26 PM EDTMesoscale DiscussionSPCArmstrong, Bradford, Cameron, Clarion, Clearfield, Clinton and 12 more64 min
Aug 16, 6:53 PM EDTMesoscale DiscussionSPCGreene, Washington97 min
Aug 22, 12:32 PM EDTMesoscale DiscussionSPCBerks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 3 more118 min
Aug 22, 3:27 PM EDTMesoscale DiscussionSPCAdams, Allegheny, Armstrong, Bedford, Berks, Blair and 39 more3 hr
Aug 22, 4:10 PM EDTMesoscale DiscussionSPCBucks, Delaware, Montgomery, Philadelphia95 min
Aug 22, 7:22 PM EDTMesoscale DiscussionSPCBucks, Chester, Delaware, Montgomery, Northampton, Philadelphia and 1 more53 min
Aug 26, 12:27 AM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 7 more63 min
Aug 26, 8:30 AM EDTMesoscale DiscussionSPCCameron, Clarion, Crawford, Elk, Erie, Forest and 7 more2 hr
Aug 26, 11:08 AM EDTMesoscale DiscussionSPCAllegheny, Beaver, Bedford, Butler, Cambria, Fayette and 6 more2 hr
Aug 26, 2:19 PM EDTMesoscale DiscussionSPCBedford, Fulton116 min
Aug 26, 3:46 PM EDTMesoscale DiscussionSPCFayette, Greene, Washington119 min
Aug 26, 7:55 PM EDTMesoscale DiscussionSPCBeaver, Greene, Washington65 min
Aug 26, 10:18 PM EDTMesoscale DiscussionSPCFayette, Greene57 min
Aug 27, 6:11 AM EDTMesoscale DiscussionSPCBedford, Fayette, Fulton, Greene, Somerset2 hr
Aug 27, 9:23 AM EDTMesoscale DiscussionSPCAdams, Bedford, Blair, Cambria, Centre, Cumberland and 8 more2 hr
Aug 27, 11:48 AM EDTMesoscale DiscussionSPCAdams, Allegheny, Beaver, Bedford, Cambria, Columbia and 18 more87 min
Aug 27, 3:09 PM EDTMesoscale DiscussionSPCAdams, Bedford, Franklin, Fulton, Somerset66 min
Aug 27, 5:03 PM EDTMesoscale DiscussionSPCBedford, Fayette, Franklin, Fulton, Greene, Somerset and 1 more87 min
Aug 27, 6:56 PM EDTMesoscale DiscussionSPCAdams64 min
Aug 29, 1:32 PM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Blair, Bradford, Butler and 26 more2 hr
Aug 29, 2:59 PM EDTMesoscale DiscussionSPCAdams, Bedford, Berks, Bucks, Carbon, Chester and 24 more3 hr
Aug 29, 4:51 PM EDTMesoscale DiscussionSPCArmstrong, Beaver, Butler, Cameron, Centre, Clarion and 12 more84 min

By county

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

27 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20022004

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.