Alert archive / Indiana / Mesoscale Discussions / 2021

Mesoscale Discussions in Indiana, August 2021

20 mesoscale discussions in August 2021. 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 2021. Tap one for its archive.

Mesoscale Discussions
20
Busiest day
August 11, 20216 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 6, 4:23 PM EDTMesoscale DiscussionSPCBenton, Elkhart, Jasper, Lake, LaPorte, Marshall and 6 more97 min
Aug 9, 1:18 PM EDTMesoscale DiscussionSPCLake, Porter2 hr
Aug 10, 3:20 PM EDTMesoscale DiscussionSPCPosey, Vanderburgh2 hr
Aug 10, 8:12 PM EDTMesoscale DiscussionSPCDeKalb, Elkhart, Kosciusko, LaGrange, Lake, LaPorte and 6 more63 min
Aug 10, 10:57 PM EDTMesoscale DiscussionSPCAllen, DeKalb, Elkhart, Fulton, Huntington, Jasper and 8 more93 min
Aug 11, 2:20 AM EDTMesoscale DiscussionSPCBenton, Jasper, Lake, Newton, Warren115 min
Aug 11, 9:34 AM EDTMesoscale DiscussionSPCBenton, Jasper, Lake, Newton, Porter86 min
Aug 11, 10:52 AM EDTMesoscale DiscussionSPCAdams, Allen, Carroll, Cass, DeKalb, Elkhart and 20 more83 min
Aug 11, 1:26 PM EDTMesoscale DiscussionSPCAdams, Allen, DeKalb, Elkhart, Huntington, Kosciusko and 7 more94 min
Aug 11, 8:35 PM EDTMesoscale DiscussionSPCLake, LaPorte, Porter, Saint Joseph85 min
Aug 12, 12:06 AM EDTMesoscale DiscussionSPCElkhart, Kosciusko, LaGrange, Lake, LaPorte, Marshall and 5 more84 min
Aug 12, 4:16 AM EDTMesoscale DiscussionSPCJasper, Lake, LaPorte, Marshall, Newton, Porter and 4 more119 min
Aug 12, 3:22 PM EDTMesoscale DiscussionSPCClay, Fountain, Greene, Hendricks, Lawrence, Monroe and 8 more83 min
Aug 13, 1:13 PM EDTMesoscale DiscussionSPCClark, Crawford, Dearborn, Decatur, Dubois, Floyd and 17 more2 hr
Aug 24, 6:19 PM EDTMesoscale DiscussionSPCElkhart, LaGrange, Saint Joseph, Steuben116 min
Aug 24, 9:14 PM EDTMesoscale DiscussionSPCElkhart, LaGrange, Lake, LaPorte, Marshall, Newton and 4 more2 hr
Aug 25, 12:46 PM EDTMesoscale DiscussionSPCBartholomew, Boone, Brown, Clay, Dearborn, Decatur and 27 more2 hr
Aug 25, 5:02 PM EDTMesoscale DiscussionSPCVermillion, Warren88 min
Aug 29, 2:18 PM EDTMesoscale DiscussionSPCLake, Newton87 min
Aug 29, 4:08 PM EDTMesoscale DiscussionSPCElkhart, Fulton, Jasper, Kosciusko, LaGrange, LaPorte and 9 more97 min

By county

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

40 more counties

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. Rebuilt daily.