Alert archive / Alabama / Mesoscale Discussions / 2012

Mesoscale Discussions in Alabama, September 2012

18 mesoscale discussions in September 2012. 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 September 2012. Tap one for its archive.

Mesoscale Discussions
18
Busiest day
September 3, 20126 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Sep 2, 2:20 PM CDTMesoscale DiscussionSPCLauderdale, Limestone115 min
Sep 2, 5:13 PM CDTMesoscale DiscussionSPCBibb, Calhoun, Cherokee, Clay, Cleburne, Etowah and 5 more62 min
Sep 2, 6:35 PM CDTMesoscale DiscussionSPCColbert, Franklin, Lauderdale, Lawrence, Limestone, Madison and 1 more85 min
Sep 2, 7:13 PM CDTMesoscale DiscussionSPCColbert, Fayette, Franklin, Lamar, Lauderdale, Lawrence and 3 more62 min
Sep 2, 8:43 PM CDTMesoscale DiscussionSPCCalhoun, Cherokee, Cleburne, DeKalb, Etowah, St. Clair62 min
Sep 2, 9:48 PM CDTMesoscale DiscussionSPCFayette, Lamar, Marion, Walker, Winston57 min
Sep 3, 12:29 PM CDTMesoscale DiscussionSPCBarbour, Bullock, Butler, Clarke, Coffee, Conecuh and 11 more61 min
Sep 3, 3:25 PM CDTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Bullock, Butler, Chilton and 16 more65 min
Sep 3, 6:55 PM CDTMesoscale DiscussionSPCAutauga, Bibb, Butler, Chilton, Choctaw, Clarke and 19 more65 min
Sep 3, 9:28 PM CDTMesoscale DiscussionSPCAutauga, Bibb, Butler, Chilton, Choctaw, Clarke and 17 more62 min
Sep 4, 3:42 PM CDTMesoscale DiscussionSPCAutauga, Butler, Choctaw, Clarke, Conecuh, Crenshaw and 13 more63 min
Sep 7, 11:36 PM CDTMesoscale DiscussionSPCColbert, Franklin, Lauderdale, Lawrence, Limestone, Morgan84 min
Sep 8, 1:03 PM CDTMesoscale DiscussionSPCAutauga, Barbour, Bullock, Butler, Chambers, Coffee and 19 more117 min
Sep 17, 12:58 PM CDTMesoscale DiscussionSPCBaldwin, Choctaw, Clarke, Mobile, Washington92 min
Sep 17, 3:53 PM CDTMesoscale DiscussionSPCBlount, Calhoun, Cherokee, Clay, Cleburne, Cullman and 13 more97 min
Sep 17, 5:14 PM CDTMesoscale DiscussionSPCBarbour, Dale, Henry, Houston2 hr
Sep 18, 2:44 AM CDTMesoscale DiscussionSPCBarbour, Bullock, Coffee, Covington, Crenshaw, Dale and 5 more2 hr
Sep 30, 5:09 PM CDTMesoscale DiscussionSPCChoctaw, Clarke, Greene, Hale, Marengo, Mobile and 5 more96 min

By county

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

26 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20112013

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.