Severe Thunderstorm Warnings in Indiana
16,202 severe thunderstorm warnings since 1986. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Severe Thunderstorm Warnings
- 16,202
- Busiest year
- 2026872 severe thunderstorm warnings
- Average year
- 395over 41 years on file
Over time
By year
Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Harrison County697
- Marion County584
- Putnam County571
- Parke County560
- Montgomery County558
- Hendricks County546
- Morgan County539
- Crawford County528
- Perry County528
- Clark County513
- Shelby County512
- Kosciusko County502
- Clay County501
- Lake County495
- Johnson County493
- Boone County489
- Greene County484
- Hamilton County482
- Allen County479
- Saint Joseph County478
- Elkhart County475
- Washington County463
- Madison County461
- Hancock County456
- Marshall County450
- Tippecanoe County450
- Owen County449
- LaPorte County445
- Gibson County441
- Monroe County431
- Fountain County427
- Rush County425
- Orange County422
- Clinton County418
- Henry County418
- Dubois County409
- Warrick County400
- Daviess County398
- Bartholomew County396
- Vigo County393
52 more counties
- Floyd County392
- Posey County391
- Huntington County388
- Knox County388
- Spencer County388
- Franklin County383
- Vermillion County380
- Brown County378
- Wayne County378
- Dearborn County375
- Noble County372
- Wabash County372
- Wells County370
- Jasper County369
- Fulton County363
- Jackson County363
- Whitley County362
- Delaware County358
- Lawrence County357
- Miami County356
- Newton County354
- Vanderburgh County352
- Starke County351
- Decatur County347
- Porter County347
- Sullivan County342
- Ripley County331
- Pulaski County328
- Martin County327
- Pike County326
- Cass County325
- LaGrange County323
- Adams County322
- DeKalb County314
- Carroll County307
- Tipton County304
- Union County303
- Jefferson County295
- Switzerland County294
- Fayette County293
- Jennings County293
- Grant County292
- Howard County287
- Randolph County284
- Warren County277
- Benton County275
- White County269
- Scott County263
- Steuben County254
- Jay County238
- Ohio County238
- Blackford County199
The latest severe thunderstorm warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 20, 7:08 PM EDT | Severe Thunderstorm Warning | ILN | Franklin, Union, Wayne | 41 min |
| Sep 20, 6:41 PM EDT | Severe Thunderstorm Warning | ILN | Fayette, Union, Wayne | 49 min |
| Sep 20, 6:11 PM EDT | Severe Thunderstorm Warning | ILN | Fayette, Wayne | 34 min |
| Sep 20, 6:07 PM EDT | Severe Thunderstorm Warning | IND | Henry | 38 min |
| Sep 18, 5:09 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Knox | 51 min |
| Sep 17, 8:29 PM EDT | Severe Thunderstorm Warning | IND | Carroll, Clinton, Tippecanoe | 31 min |
| Sep 17, 8:20 PM EDT | Severe Thunderstorm Warning | IWX | White | 40 min |
| Sep 16, 5:45 PM EDT | Severe Thunderstorm Warning | IND | Johnson, Marion, Morgan | 15 min |
| Sep 16, 5:00 PM EDT | Severe Thunderstorm Warning | ILN | Wayne | 45 min |
| Sep 15, 8:16 PM EDT | Severe Thunderstorm Warning | IWX | Allen, DeKalb, Noble | 24 min |
| Sep 15, 7:54 PM EDT | Severe Thunderstorm Warning | IWX | Noble, Whitley | 36 min |
| Sep 12, 12:41 AM EDT | Severe Thunderstorm Warning | PAH | Gibson, Posey, Vanderburgh | 34 min |
Nearby
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.