Alert archive / Indiana / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Indiana, 2009
324 severe thunderstorm warnings in 2009. 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 in 2009. Tap one for its archive.
- Severe Thunderstorm Warnings
- 324
- Busiest month
- June108 severe thunderstorm warnings
- Busiest day
- August 4, 200941 severe thunderstorm warnings
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
158 of 324 severe thunderstorm warnings covering Indiana in 2009 had a qualifying storm report inside them; 267 of 381 hail, wind and damage reports fell inside a warning, on average 22 minutes after it went out.
Indiana, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Severe thunderstorm warnings | 324 | 158 | 51% | 381 | 70% | 22 min |
Each office's whole area, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Chicago, IL: severe thunderstorm warnings | 97 | 47 | 52% | 183 | 68% | 26 min |
| NWS Paducah, KY: severe thunderstorm warnings | 285 | 100 | 65% | 265 | 63% | 20 min |
| NWS Louisville, KY: severe thunderstorm warnings | 284 | 127 | 55% | 337 | 66% | 15 min |
| NWS Indianapolis, IN: severe thunderstorm warnings | 136 | 70 | 49% | 201 | 69% | 21 min |
| NWS Northern Indiana: severe thunderstorm warnings | 59 | 25 | 58% | 90 | 77% | 26 min |
| NWS Wilmington, OH: severe thunderstorm warnings | 206 | 109 | 47% | 262 | 77% | 20 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 11, 12:07 PM EST | Severe Thunderstorm Warning | PAH | Spencer, Warrick | 38 min |
| Feb 11, 12:33 PM EST | Severe Thunderstorm Warning | LMK | Dubois, Perry | 27 min |
| Feb 11, 12:42 PM EST | Severe Thunderstorm Warning | PAH | Spencer | 33 min |
| Feb 11, 1:03 PM EST | Severe Thunderstorm Warning | LMK | Perry | 42 min |
| Feb 11, 1:20 PM EST | Severe Thunderstorm Warning | IND | Jackson, Lawrence | 40 min |
| Feb 11, 1:31 PM EST | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Orange, Washington | 44 min |
| Feb 11, 2:13 PM EST | Severe Thunderstorm Warning | LMK | Scott | 34 min |
| Feb 11, 2:37 PM EST | Severe Thunderstorm Warning | ILN | Ohio, Switzerland | 53 min |
| Feb 11, 2:44 PM EST | Severe Thunderstorm Warning | ILN | Dearborn, Franklin, Ripley | 46 min |
| Feb 11, 3:37 PM EST | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Perry | 23 min |
| Feb 11, 5:15 PM EST | Severe Thunderstorm Warning | ILN | Ohio, Switzerland | 45 min |
| Feb 18, 12:41 PM EST | Severe Thunderstorm Warning | PAH | Spencer, Warrick | 34 min |
| Feb 18, 1:10 PM EST | Severe Thunderstorm Warning | LMK | Crawford, Floyd, Harrison | 35 min |
| Mar 7, 7:45 PM EST | Severe Thunderstorm Warning | IND | Howard | 26 min |
| Mar 7, 7:53 PM EST | Severe Thunderstorm Warning | IWX | Grant, Miami, Wabash | 35 min |
| Mar 8, 2:25 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Knox | 50 min |
| Mar 8, 2:54 PM EDT | Severe Thunderstorm Warning | LOT | Benton, Jasper, Newton | 51 min |
| Mar 8, 3:01 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Lawrence, Martin | 44 min |
| Mar 8, 3:43 PM EDT | Severe Thunderstorm Warning | IND | Carroll, Clinton, Tippecanoe | 47 min |
| Mar 8, 3:54 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Jackson, Lawrence, Monroe | 36 min |
| Mar 8, 4:06 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Fulton, Miami | 54 min |
| Mar 8, 4:17 PM EDT | Severe Thunderstorm Warning | LMK | Dubois | 28 min |
| Mar 8, 4:22 PM EDT | Severe Thunderstorm Warning | IND | Clinton, Howard, Tipton | 53 min |
| Mar 8, 4:23 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Lawrence, Martin | 23 min |
| Mar 8, 4:36 PM EDT | Severe Thunderstorm Warning | IWX | Fulton, Grant, Huntington, Kosciusko, Miami, Wabash and 1 more | 54 min |
| Mar 8, 5:06 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 24 min |
| Mar 8, 5:15 PM EDT | Severe Thunderstorm Warning | IWX | Adams, Allen, DeKalb, Noble, Wells | 60 min |
| Mar 8, 5:24 PM EDT | Severe Thunderstorm Warning | IND | Jennings | 23 min |
| Mar 8, 6:06 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley, Switzerland | 39 min |
| Mar 10, 9:51 PM EDT | Severe Thunderstorm Warning | IWX | White | 33 min |
| Mar 10, 11:01 PM EDT | Severe Thunderstorm Warning | IWX | Grant, Miami, Wabash | 54 min |
| Mar 10, 11:28 PM EDT | Severe Thunderstorm Warning | IND | Clinton, Delaware, Hamilton, Howard, Madison, Tipton | 47 min |
| Mar 10, 11:50 PM EDT | Severe Thunderstorm Warning | IWX | Grant, Huntington, Wells | 40 min |
| Mar 11, 12:19 AM EDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Randolph | 26 min |
| Mar 11, 12:31 AM EDT | Severe Thunderstorm Warning | LMK | Dubois | 29 min |
| Mar 11, 12:39 AM EDT | Severe Thunderstorm Warning | ILN | Fayette, Union, Wayne | 66 min |
| Mar 28, 5:48 PM EDT | Severe Thunderstorm Warning | PAH | Posey, Vanderburgh | 27 min |
| Mar 28, 6:39 PM EDT | Severe Thunderstorm Warning | PAH | Spencer, Warrick | 51 min |
| Mar 28, 6:54 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Knox, Sullivan | 36 min |
| Mar 28, 7:08 PM EDT | Severe Thunderstorm Warning | IND | Hendricks, Morgan | 37 min |
| Mar 28, 7:15 PM EDT | Severe Thunderstorm Warning | LMK | Dubois, Perry | 45 min |
| Mar 28, 8:11 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Perry | 49 min |
| Apr 2, 7:17 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Decatur, Jennings | 28 min |
| Apr 2, 8:17 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Franklin, Ripley | 30 min |
| Apr 5, 5:49 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Floyd, Harrison | 26 min |
| Apr 5, 6:08 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd | 37 min |
| Apr 5, 6:35 PM EDT | Severe Thunderstorm Warning | LMK | Harrison, Perry | 25 min |
| Apr 5, 6:59 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Perry | 31 min |
| Apr 5, 7:28 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 32 min |
| Apr 5, 7:34 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Harrison | 26 min |
| Apr 5, 7:39 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Jefferson, Scott | 36 min |
| Apr 10, 11:20 AM EDT | Severe Thunderstorm Warning | LMK | Harrison | 25 min |
| Apr 10, 11:42 AM EDT | Severe Thunderstorm Warning | LMK | Floyd, Harrison | 33 min |
| Apr 10, 2:03 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 27 min |
| Apr 10, 2:55 PM EDT | Severe Thunderstorm Warning | LMK | Clark | 35 min |
| Apr 13, 1:52 PM EDT | Severe Thunderstorm Warning | LMK | Perry | 23 min |
| Apr 13, 2:15 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 30 min |
| Apr 13, 2:41 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 34 min |
| Apr 13, 2:43 PM EDT | Severe Thunderstorm Warning | LMK | Orange, Washington | 32 min |
| Apr 13, 2:57 PM EDT | Severe Thunderstorm Warning | IND | Jackson, Lawrence | 48 min |
| Apr 13, 3:11 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Harrison | 34 min |
| Apr 13, 3:42 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Orange | 48 min |
| Apr 13, 3:43 PM EDT | Severe Thunderstorm Warning | LMK | Clark | 32 min |
| Apr 13, 3:59 PM EDT | Severe Thunderstorm Warning | LMK | Floyd, Harrison | 17 min |
| Apr 13, 4:11 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Washington | 49 min |
| May 7, 9:02 PM EDT | Severe Thunderstorm Warning | IWX | Blackford, Grant, Huntington, Jay, Wells | 58 min |
| May 8, 1:53 PM EDT | Severe Thunderstorm Warning | LMK | Perry | 22 min |
| May 8, 3:16 PM EDT | Severe Thunderstorm Warning | PAH | Gibson, Posey, Vanderburgh | 59 min |
| May 13, 7:54 PM EDT | Severe Thunderstorm Warning | IND | Hendricks, Johnson, Marion, Morgan | 36 min |
| May 13, 9:00 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Hendricks, Henry, Johnson, Marion, Rush and 1 more | 45 min |
| May 14, 12:13 AM EDT | Severe Thunderstorm Warning | LOT | Benton, Jasper, Lake, Newton, Porter | 62 min |
| May 14, 12:21 AM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 54 min |
| May 14, 1:15 AM EDT | Severe Thunderstorm Warning | LOT | Benton, Jasper, Lake, Newton, Porter | 43 min |
| May 14, 1:31 AM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery, Parke, Tippecanoe, Vermillion, Warren | 44 min |
| May 14, 1:51 AM EDT | Severe Thunderstorm Warning | IWX | Fulton, Marshall, Pulaski, Starke | 54 min |
| May 14, 2:14 AM EDT | Severe Thunderstorm Warning | IND | Boone, Clinton, Fountain, Hendricks, Montgomery, Parke and 3 more | 51 min |
| May 14, 2:21 AM EDT | Severe Thunderstorm Warning | IND | Clay, Owen, Parke, Putnam, Vermillion, Vigo | 54 min |
| May 14, 2:37 AM EDT | Severe Thunderstorm Warning | IND | Clay, Greene, Knox, Owen, Sullivan, Vigo | 53 min |
| May 14, 2:56 AM EDT | Severe Thunderstorm Warning | IND | Boone, Clinton, Hamilton, Hendricks, Marion, Putnam and 1 more | 45 min |
| May 14, 3:16 AM EDT | Severe Thunderstorm Warning | IND | Clay, Johnson, Marion, Monroe, Morgan, Owen and 1 more | 44 min |
| May 14, 3:19 AM EDT | Severe Thunderstorm Warning | IND | Delaware, Hamilton, Hancock, Henry, Madison, Marion and 3 more | 44 min |
| May 14, 3:26 AM EDT | Severe Thunderstorm Warning | IND | Brown, Greene, Johnson, Lawrence, Monroe, Morgan and 1 more | 49 min |
| May 14, 3:40 AM EDT | Severe Thunderstorm Warning | IND | Daviess, Knox | 50 min |
| May 14, 4:34 AM EDT | Severe Thunderstorm Warning | PAH | Gibson, Vanderburgh, Warrick | 26 min |
| May 14, 4:53 AM EDT | Severe Thunderstorm Warning | PAH | Vanderburgh, Warrick | 22 min |
| May 14, 4:54 AM EDT | Severe Thunderstorm Warning | LMK | Dubois | 36 min |
| May 14, 5:24 AM EDT | Severe Thunderstorm Warning | PAH | Spencer | 36 min |
| May 15, 4:54 PM EDT | Severe Thunderstorm Warning | LMK | Orange, Washington | 36 min |
| May 15, 6:08 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd | 23 min |
| May 15, 6:39 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Decatur, Jennings, Shelby | 39 min |
| May 15, 7:01 PM EDT | Severe Thunderstorm Warning | ILN | Ripley | 34 min |
| May 15, 7:09 PM EDT | Severe Thunderstorm Warning | LOT | Benton, Newton | 66 min |
| May 15, 7:26 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Shelby | 34 min |
| May 15, 7:47 PM EDT | Severe Thunderstorm Warning | LOT | Benton | 58 min |
| May 15, 8:11 PM EDT | Severe Thunderstorm Warning | IND | Warren | 64 min |
| May 15, 8:17 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery, Tippecanoe | 43 min |
| May 15, 8:42 PM EDT | Severe Thunderstorm Warning | LOT | Benton | 51 min |
| May 15, 8:55 PM EDT | Severe Thunderstorm Warning | IND | Tippecanoe | 65 min |
| May 15, 8:58 PM EDT | Severe Thunderstorm Warning | IWX | White | 62 min |
| May 15, 9:26 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Parke, Vermillion, Warren | 64 min |
| May 15, 10:15 PM EDT | Severe Thunderstorm Warning | IND | Carroll | 30 min |
| May 15, 10:40 PM EDT | Severe Thunderstorm Warning | IND | Clinton, Tippecanoe | 50 min |
| May 15, 11:00 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hendricks, Montgomery, Putnam | 45 min |
| May 15, 11:24 PM EDT | Severe Thunderstorm Warning | IND | Howard | 36 min |
| May 15, 11:24 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Grant, Miami, Wabash | 56 min |
| May 28, 5:07 PM EDT | Severe Thunderstorm Warning | LMK | Orange, Washington | 23 min |
| May 29, 8:16 PM EDT | Severe Thunderstorm Warning | IND | Clay, Parke, Putnam | 44 min |
| May 30, 7:06 PM EDT | Severe Thunderstorm Warning | IWX | White | 46 min |
| May 30, 7:30 PM EDT | Severe Thunderstorm Warning | IND | Carroll | 45 min |
| May 30, 7:37 PM EDT | Severe Thunderstorm Warning | IND | Boone, Clinton, Montgomery, Tippecanoe | 38 min |
| May 30, 7:41 PM EDT | Severe Thunderstorm Warning | IND | Henry, Rush | 19 min |
| May 30, 7:48 PM EDT | Severe Thunderstorm Warning | ILN | Fayette, Union, Wayne | 57 min |
| May 30, 8:02 PM EDT | Severe Thunderstorm Warning | IND | Henry, Rush | 13 min |
| May 30, 8:08 PM EDT | Severe Thunderstorm Warning | IND | Montgomery, Tippecanoe | 27 min |
| May 30, 8:11 PM EDT | Severe Thunderstorm Warning | IND | Carroll, Howard, Tipton | 45 min |
| May 30, 8:33 PM EDT | Severe Thunderstorm Warning | IND | Clinton, Hamilton, Tipton | 86 min |
| May 30, 8:40 PM EDT | Severe Thunderstorm Warning | IND | Greene, Sullivan, Vigo | 20 min |
| May 30, 8:53 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery | 37 min |
| May 30, 9:02 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hamilton, Hendricks, Marion | 43 min |
| May 30, 9:07 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hendricks, Montgomery, Putnam | 53 min |
| May 30, 9:23 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Rush, Shelby | 52 min |
| May 30, 9:33 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Johnson, Marion, Shelby | 42 min |
| May 30, 9:36 PM EDT | Severe Thunderstorm Warning | PAH | Gibson, Pike, Warrick | 24 min |
| May 30, 9:57 PM EDT | Severe Thunderstorm Warning | IND | Hendricks, Johnson, Marion, Morgan | 48 min |
| May 30, 10:06 PM EDT | Severe Thunderstorm Warning | LMK | Perry | 39 min |
| May 30, 10:38 PM EDT | Severe Thunderstorm Warning | IND | Johnson, Shelby | 37 min |
| May 30, 11:10 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Decatur, Rush, Shelby | 34 min |
| May 30, 11:43 PM EDT | Severe Thunderstorm Warning | ILN | Ripley | 30 min |
| May 31, 12:41 AM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley | 12 min |
| Jun 1, 3:53 PM EDT | Severe Thunderstorm Warning | IND | Montgomery | 33 min |
| Jun 1, 4:31 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Warren | 44 min |
| Jun 1, 4:47 PM EDT | Severe Thunderstorm Warning | IND | Tippecanoe | 43 min |
| Jun 1, 5:08 PM EDT | Severe Thunderstorm Warning | IND | Clinton | 52 min |
| Jun 1, 5:15 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Tippecanoe, Warren | 60 min |
| Jun 1, 5:27 PM EDT | Severe Thunderstorm Warning | LOT | Benton | 63 min |
| Jun 1, 5:56 PM EDT | Severe Thunderstorm Warning | IND | Howard | 50 min |
| Jun 1, 6:09 PM EDT | Severe Thunderstorm Warning | IWX | Grant | 66 min |
| Jun 1, 6:19 PM EDT | Severe Thunderstorm Warning | IWX | Grant, Huntington, Miami, Wabash | 56 min |
| Jun 1, 6:24 PM EDT | Severe Thunderstorm Warning | IND | Boone | 51 min |
| Jun 1, 6:45 PM EDT | Severe Thunderstorm Warning | IWX | Adams, Blackford, Huntington, Jay, Wells | 60 min |
| Jun 1, 6:51 PM EDT | Severe Thunderstorm Warning | IND | Tipton | 22 min |
| Jun 1, 7:06 PM EDT | Severe Thunderstorm Warning | IWX | Adams, Allen, Wells | 41 min |
| Jun 2, 2:44 PM EDT | Severe Thunderstorm Warning | ILN | Switzerland | 39 min |
| Jun 2, 3:00 PM EDT | Severe Thunderstorm Warning | IND | Parke, Vermillion | 45 min |
| Jun 2, 3:30 PM EDT | Severe Thunderstorm Warning | IND | Montgomery, Parke, Putnam | 45 min |
| Jun 2, 3:43 PM EDT | Severe Thunderstorm Warning | IND | Henry | 47 min |
| Jun 2, 4:11 PM EDT | Severe Thunderstorm Warning | ILN | Wayne | 49 min |
| Jun 2, 4:14 PM EDT | Severe Thunderstorm Warning | IND | Hendricks, Putnam | 46 min |
| Jun 2, 4:42 PM EDT | Severe Thunderstorm Warning | IND | Hendricks, Marion | 48 min |
| Jun 2, 4:53 PM EDT | Severe Thunderstorm Warning | ILN | Wayne | 37 min |
| Jun 2, 5:08 PM EDT | Severe Thunderstorm Warning | IND | Clay, Vigo | 41 min |
| Jun 2, 5:26 PM EDT | Severe Thunderstorm Warning | IND | Hamilton, Hancock, Madison, Marion | 49 min |
| Jun 2, 5:37 PM EDT | Severe Thunderstorm Warning | IND | Hamilton, Madison | 38 min |
| Jun 2, 5:44 PM EDT | Severe Thunderstorm Warning | IND | Clay, Owen, Putnam | 22 min |
| Jun 2, 6:03 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Madison | 9 min |
| Jun 2, 7:31 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange | 29 min |
| Jun 2, 7:35 PM EDT | Severe Thunderstorm Warning | LMK | Orange, Washington | 25 min |
| Jun 2, 8:20 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange, Perry | 40 min |
| Jun 2, 8:46 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Orange, Washington | 44 min |
| Jun 2, 9:07 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Harrison, Washington | 23 min |
| Jun 2, 9:17 PM EDT | Severe Thunderstorm Warning | LMK | Jefferson | 28 min |
| Jun 2, 9:54 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Switzerland | 36 min |
| Jun 3, 3:43 PM EDT | Severe Thunderstorm Warning | LMK | Perry | 32 min |
| Jun 8, 9:06 PM EDT | Severe Thunderstorm Warning | IWX | Huntington, Kosciusko, Miami, Wabash, Whitley | 39 min |
| Jun 8, 9:35 PM EDT | Severe Thunderstorm Warning | IWX | Adams, Allen, Wells | 55 min |
| Jun 10, 4:34 PM EDT | Severe Thunderstorm Warning | PAH | Gibson | 26 min |
| Jun 10, 5:56 PM EDT | Severe Thunderstorm Warning | LMK | Dubois | 34 min |
| Jun 10, 9:51 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Martin | 39 min |
| Jun 10, 11:54 PM EDT | Severe Thunderstorm Warning | PAH | Vanderburgh | 36 min |
| Jun 11, 1:07 AM EDT | Severe Thunderstorm Warning | LOT | Lake | 53 min |
| Jun 11, 4:08 PM EDT | Severe Thunderstorm Warning | IND | Knox | 52 min |
| Jun 11, 4:40 PM EDT | Severe Thunderstorm Warning | PAH | Posey | 35 min |
| Jun 11, 4:53 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange | 41 min |
| Jun 11, 5:17 PM EDT | Severe Thunderstorm Warning | PAH | Posey, Vanderburgh | 43 min |
| Jun 11, 5:18 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison | 42 min |
| Jun 11, 5:48 PM EDT | Severe Thunderstorm Warning | PAH | Posey, Vanderburgh | 17 min |
| Jun 11, 5:52 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Madison | 38 min |
| Jun 14, 2:13 PM EDT | Severe Thunderstorm Warning | ILN | Wayne | 47 min |
| Jun 14, 2:26 PM EDT | Severe Thunderstorm Warning | ILN | Franklin, Union | 49 min |
| Jun 14, 4:12 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 33 min |
| Jun 16, 1:42 PM EDT | Severe Thunderstorm Warning | PAH | Posey, Vanderburgh | 33 min |
| Jun 17, 5:05 PM EDT | Severe Thunderstorm Warning | PAH | Spencer | 40 min |
| Jun 18, 6:28 AM EDT | Severe Thunderstorm Warning | IND | Sullivan | 47 min |
| Jun 18, 7:10 AM EDT | Severe Thunderstorm Warning | IND | Knox, Sullivan | 50 min |
| Jun 18, 8:04 AM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Knox, Sullivan | 41 min |
| Jun 18, 8:14 AM EDT | Severe Thunderstorm Warning | IND | Parke, Sullivan, Vermillion, Vigo | 46 min |
| Jun 18, 8:39 AM EDT | Severe Thunderstorm Warning | IND | Clay, Greene, Owen, Parke, Putnam | 51 min |
| Jun 18, 9:15 AM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Knox, Lawrence, Martin, Monroe and 1 more | 46 min |
| Jun 18, 9:25 AM EDT | Severe Thunderstorm Warning | PAH | Gibson, Pike | 65 min |
| Jun 18, 9:32 AM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange | 38 min |
| Jun 18, 9:55 AM EDT | Severe Thunderstorm Warning | LMK | Washington | 35 min |
| Jun 18, 10:00 AM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Perry | 30 min |
| Jun 18, 10:02 AM EDT | Severe Thunderstorm Warning | PAH | Gibson, Pike, Spencer, Warrick | 43 min |
| Jun 18, 10:23 AM EDT | Severe Thunderstorm Warning | LMK | Clark, Scott, Washington | 37 min |
| Jun 18, 10:25 AM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Harrison, Perry | 35 min |
| Jun 18, 10:51 AM EDT | Severe Thunderstorm Warning | LMK | Clark, Jefferson, Scott | 39 min |
| Jun 19, 3:23 AM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 52 min |
| Jun 19, 3:51 AM EDT | Severe Thunderstorm Warning | LOT | Lake, Porter | 69 min |
| Jun 19, 4:14 AM EDT | Severe Thunderstorm Warning | IWX | Elkhart, LaGrange, LaPorte, Marshall, Saint Joseph, Starke | 61 min |
| Jun 19, 4:52 AM EDT | Severe Thunderstorm Warning | IWX | DeKalb | 42 min |
| Jun 19, 4:57 AM EDT | Severe Thunderstorm Warning | IWX | DeKalb, Elkhart, Kosciusko, LaGrange, Marshall, Noble and 2 more | 52 min |
| Jun 19, 5:40 AM EDT | Severe Thunderstorm Warning | IWX | Allen, DeKalb, Steuben, Whitley | 49 min |
| Jun 19, 6:19 AM EDT | Severe Thunderstorm Warning | IWX | Adams, Allen, Huntington, Wells | 56 min |
| Jun 19, 6:53 AM EDT | Severe Thunderstorm Warning | IWX | Saint Joseph | 67 min |
| Jun 19, 8:58 AM EDT | Severe Thunderstorm Warning | IWX | Saint Joseph | 39 min |
| Jun 19, 4:08 PM EDT | Severe Thunderstorm Warning | LOT | Benton | 12 min |
| Jun 19, 4:17 PM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Fulton, Kosciusko, Marshall | 58 min |
| Jun 19, 4:35 PM EDT | Severe Thunderstorm Warning | IWX | Fulton, Huntington, Kosciusko, Miami, Wabash, Whitley | 55 min |
| Jun 19, 5:44 PM EDT | Severe Thunderstorm Warning | IWX | Fulton, Marshall, Pulaski, Starke | 51 min |
| Jun 19, 7:23 PM EDT | Severe Thunderstorm Warning | LOT | Benton, Lake, Newton | 52 min |
| Jun 19, 7:56 PM EDT | Severe Thunderstorm Warning | LOT | Benton, Jasper, Lake, Newton, Porter | 94 min |
| Jun 19, 8:13 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery | 32 min |
| Jun 19, 8:22 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Parke, Vermillion, Warren | 53 min |
| Jun 19, 8:27 PM EDT | Severe Thunderstorm Warning | IWX | White | 29 min |
| Jun 19, 8:50 PM EDT | Severe Thunderstorm Warning | IND | Clay, Parke, Vermillion, Vigo | 55 min |
| Jun 19, 9:00 PM EDT | Severe Thunderstorm Warning | IND | Montgomery | 45 min |
| Jun 19, 9:28 PM EDT | Severe Thunderstorm Warning | IND | Clay, Hendricks, Morgan, Owen, Parke, Putnam and 1 more | 47 min |
| Jun 19, 9:55 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hamilton, Hancock, Hendricks, Madison, Marion | 50 min |
| Jun 19, 10:07 PM EDT | Severe Thunderstorm Warning | IND | Brown, Hendricks, Johnson, Marion, Morgan, Owen | 38 min |
| Jun 19, 10:35 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Madison | 25 min |
| Jun 19, 11:21 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery, Parke, Putnam | 24 min |
| Jun 19, 11:44 PM EDT | Severe Thunderstorm Warning | IND | Montgomery, Parke, Putnam | 31 min |
| Jun 20, 12:02 AM EDT | Severe Thunderstorm Warning | IND | Boone, Clinton, Hamilton, Tipton | 21 min |
| Jun 20, 1:17 AM EDT | Severe Thunderstorm Warning | IND | Greene, Knox, Sullivan | 43 min |
| Jun 20, 3:03 AM EDT | Severe Thunderstorm Warning | IND | Jackson | 12 min |
| Jun 20, 3:11 AM EDT | Severe Thunderstorm Warning | PAH | Gibson | 24 min |
| Jun 20, 3:20 AM EDT | Severe Thunderstorm Warning | LMK | Jefferson, Scott | 40 min |
| Jun 20, 3:41 AM EDT | Severe Thunderstorm Warning | ILN | Ohio, Switzerland | 43 min |
| Jun 21, 7:30 PM EDT | Severe Thunderstorm Warning | IND | Knox | 45 min |
| Jun 21, 7:36 PM EDT | Severe Thunderstorm Warning | PAH | Gibson | 39 min |
| Jun 22, 9:47 AM EDT | Severe Thunderstorm Warning | LMK | Floyd, Harrison | 28 min |
| Jun 22, 6:28 PM EDT | Severe Thunderstorm Warning | PAH | Spencer, Vanderburgh, Warrick | 62 min |
| Jun 22, 7:48 PM EDT | Severe Thunderstorm Warning | PAH | Posey | 42 min |
| Jun 24, 3:45 PM EDT | Severe Thunderstorm Warning | LOT | Jasper | 60 min |
| Jun 25, 11:26 PM EDT | Severe Thunderstorm Warning | IWX | Blackford, Huntington, Jay, Wells | 49 min |
| Jun 26, 2:03 AM EDT | Severe Thunderstorm Warning | IND | Jackson, Jennings | 26 min |
| Jun 26, 2:30 AM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley | 30 min |
| Jul 10, 3:48 PM EDT | Severe Thunderstorm Warning | ILN | Ripley | 42 min |
| Jul 10, 4:44 PM EDT | Severe Thunderstorm Warning | ILN | Franklin, Union | 46 min |
| Jul 11, 8:28 AM EDT | Severe Thunderstorm Warning | IWX | Allen, DeKalb, Noble, Whitley | 38 min |
| Jul 16, 8:23 PM EDT | Severe Thunderstorm Warning | LOT | Lake | 38 min |
| Jul 16, 8:44 PM EDT | Severe Thunderstorm Warning | LOT | Lake, Porter | 47 min |
| Jul 16, 9:22 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Starke | 23 min |
| Jul 16, 10:13 PM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko, Marshall | 47 min |
| Jul 16, 10:52 PM EDT | Severe Thunderstorm Warning | LOT | Jasper, Newton | 31 min |
| Jul 23, 4:49 PM EDT | Severe Thunderstorm Warning | LOT | Lake | 25 min |
| Jul 25, 1:02 AM EDT | Severe Thunderstorm Warning | LOT | Benton, Jasper, Newton | 58 min |
| Jul 25, 1:03 AM EDT | Severe Thunderstorm Warning | IND | Fountain, Vermillion, Warren | 57 min |
| Jul 25, 2:17 AM EDT | Severe Thunderstorm Warning | IND | Clay, Parke, Sullivan, Vermillion, Vigo | 43 min |
| Jul 25, 2:25 AM EDT | Severe Thunderstorm Warning | IND | Boone, Hendricks, Montgomery, Parke, Putnam | 50 min |
| Jul 25, 2:52 AM EDT | Severe Thunderstorm Warning | IND | Clay, Greene, Monroe, Owen, Putnam, Sullivan and 1 more | 38 min |
| Jul 25, 3:20 AM EDT | Severe Thunderstorm Warning | IND | Brown, Greene, Johnson, Lawrence, Monroe, Morgan and 1 more | 40 min |
| Jul 25, 3:32 AM EDT | Severe Thunderstorm Warning | IND | Daviess, Greene, Knox, Martin, Sullivan | 57 min |
| Jul 25, 3:43 AM EDT | Severe Thunderstorm Warning | IND | Hamilton, Hancock, Madison, Marion | 41 min |
| Jul 25, 3:55 AM EDT | Severe Thunderstorm Warning | PAH | Gibson, Pike | 45 min |
| Jul 28, 4:03 PM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Saint Joseph | 57 min |
| Jul 28, 4:09 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 51 min |
| Aug 4, 4:04 AM EDT | Severe Thunderstorm Warning | IND | Henry | 17 min |
| Aug 4, 4:06 AM EDT | Severe Thunderstorm Warning | ILN | Wayne | 39 min |
| Aug 4, 4:08 AM EDT | Severe Thunderstorm Warning | IND | Lawrence, Monroe | 52 min |
| Aug 4, 4:44 AM EDT | Severe Thunderstorm Warning | ILN | Union, Wayne | 61 min |
| Aug 4, 4:46 AM EDT | Severe Thunderstorm Warning | IND | Jackson | 44 min |
| Aug 4, 4:55 AM EDT | Severe Thunderstorm Warning | IND | Lawrence | 27 min |
| Aug 4, 5:00 AM EDT | Severe Thunderstorm Warning | IND | Greene, Owen | 31 min |
| Aug 4, 5:02 AM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Jackson, Monroe | 43 min |
| Aug 4, 5:21 AM EDT | Severe Thunderstorm Warning | IND | Monroe | 27 min |
| Aug 4, 5:30 AM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Jackson, Jennings, Monroe | 60 min |
| Aug 4, 6:03 AM EDT | Severe Thunderstorm Warning | IND | Jackson, Jennings | 27 min |
| Aug 4, 6:15 AM EDT | Severe Thunderstorm Warning | ILN | Franklin | 37 min |
| Aug 4, 6:20 AM EDT | Severe Thunderstorm Warning | IND | Decatur, Rush | 25 min |
| Aug 4, 6:29 AM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Jackson, Jennings | 61 min |
| Aug 4, 6:38 AM EDT | Severe Thunderstorm Warning | LMK | Clark, Jefferson, Scott, Washington | 52 min |
| Aug 4, 6:54 AM EDT | Severe Thunderstorm Warning | IND | Jackson, Lawrence, Monroe | 36 min |
| Aug 4, 7:11 AM EDT | Severe Thunderstorm Warning | IND | Brown, Johnson, Monroe, Morgan | 49 min |
| Aug 4, 7:29 AM EDT | Severe Thunderstorm Warning | IND | Jackson | 46 min |
| Aug 4, 7:50 AM EDT | Severe Thunderstorm Warning | LMK | Clark | 25 min |
| Aug 4, 8:17 AM EDT | Severe Thunderstorm Warning | LMK | Floyd | 28 min |
| Aug 4, 9:00 AM EDT | Severe Thunderstorm Warning | IND | Fountain, Warren | 34 min |
| Aug 4, 9:31 AM EDT | Severe Thunderstorm Warning | ILN | Fayette, Franklin, Union | 29 min |
| Aug 4, 9:46 AM EDT | Severe Thunderstorm Warning | IND | Boone, Montgomery | 44 min |
| Aug 4, 11:06 AM EDT | Severe Thunderstorm Warning | IND | Fountain, Parke, Vermillion, Warren | 39 min |
| Aug 4, 11:11 AM EDT | Severe Thunderstorm Warning | LOT | Benton, Jasper, Newton | 64 min |
| Aug 4, 11:22 AM EDT | Severe Thunderstorm Warning | IND | Clay, Greene, Sullivan, Vigo | 38 min |
| Aug 4, 11:36 AM EDT | Severe Thunderstorm Warning | IND | Clay, Montgomery, Parke, Putnam, Tippecanoe | 24 min |
| Aug 4, 11:52 AM EDT | Severe Thunderstorm Warning | IND | Boone, Carroll, Clinton, Hendricks | 38 min |
| Aug 4, 12:03 PM EDT | Severe Thunderstorm Warning | IND | Clay, Greene, Hendricks, Monroe, Morgan, Owen and 1 more | 42 min |
| Aug 4, 12:14 PM EDT | Severe Thunderstorm Warning | IND | Hamilton, Hancock, Howard, Marion, Tipton | 46 min |
| Aug 4, 12:32 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Brown, Decatur, Johnson, Shelby | 43 min |
| Aug 4, 12:36 PM EDT | Severe Thunderstorm Warning | IND | Decatur, Delaware, Hancock, Henry, Madison, Rush and 1 more | 39 min |
| Aug 4, 12:36 PM EDT | Severe Thunderstorm Warning | PAH | Gibson, Pike | 39 min |
| Aug 4, 12:46 PM EDT | Severe Thunderstorm Warning | IND | Daviess, Lawrence, Martin | 59 min |
| Aug 4, 1:03 PM EDT | Severe Thunderstorm Warning | LMK | Dubois, Orange | 42 min |
| Aug 4, 1:10 PM EDT | Severe Thunderstorm Warning | IND | Decatur, Jackson, Jennings | 24 min |
| Aug 4, 1:14 PM EDT | Severe Thunderstorm Warning | LMK | Jefferson, Scott, Washington | 31 min |
| Aug 4, 1:15 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Randolph | 18 min |
| Aug 4, 1:33 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Scott, Washington | 27 min |
| Aug 4, 1:39 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange, Perry, Washington | 36 min |
| Aug 4, 1:54 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd | 36 min |
| Aug 10, 4:48 PM EDT | Severe Thunderstorm Warning | IND | Jennings | 27 min |
| Aug 10, 5:24 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley | 27 min |
| Aug 10, 5:43 PM EDT | Severe Thunderstorm Warning | ILN | Switzerland | 47 min |
| Aug 10, 6:50 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Perry | 25 min |
| Aug 11, 3:03 PM EDT | Severe Thunderstorm Warning | IWX | Kosciusko, Wabash | 31 min |
| Aug 11, 4:04 PM EDT | Severe Thunderstorm Warning | IWX | Allen | 26 min |
| Aug 16, 5:02 PM EDT | Severe Thunderstorm Warning | LOT | Lake | 13 min |
| Aug 17, 4:09 PM EDT | Severe Thunderstorm Warning | IWX | Allen | 28 min |
| Aug 17, 5:30 PM EDT | Severe Thunderstorm Warning | IWX | Fulton | 35 min |
| Aug 17, 9:14 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Miami, Wabash | 33 min |
| Aug 19, 6:14 PM EDT | Severe Thunderstorm Warning | LOT | Jasper, Lake, Newton, Porter | 61 min |
| Aug 19, 6:48 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery, Parke, Vermillion | 42 min |
| Aug 19, 6:59 PM EDT | Severe Thunderstorm Warning | IND | Hamilton, Marion | 38 min |
| Aug 19, 6:59 PM EDT | Severe Thunderstorm Warning | IWX | Cass, White | 61 min |
| Aug 19, 7:12 PM EDT | Severe Thunderstorm Warning | IND | Madison | 37 min |
| Aug 19, 7:30 PM EDT | Severe Thunderstorm Warning | IND | Clay, Montgomery, Parke, Putnam, Vermillion, Vigo | 60 min |
| Aug 19, 7:34 PM EDT | Severe Thunderstorm Warning | IND | Boone, Clinton, Fountain, Hamilton, Howard, Montgomery and 3 more | 56 min |
| Aug 19, 7:53 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Fulton, Grant, Huntington, Miami, Wabash | 52 min |
| Aug 19, 8:34 PM EDT | Severe Thunderstorm Warning | IWX | Allen, Huntington, Kosciusko, Wabash, Wells, Whitley | 40 min |
| Sep 26, 4:23 PM EDT | Severe Thunderstorm Warning | PAH | Gibson | 48 min |
| Sep 27, 11:03 PM EDT | Severe Thunderstorm Warning | LOT | Lake, Porter | 57 min |
| Sep 27, 11:26 PM EDT | Severe Thunderstorm Warning | LOT | Benton | 49 min |
| Sep 27, 11:31 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 59 min |
| Sep 28, 12:40 AM EDT | Severe Thunderstorm Warning | IWX | Cass, Miami | 37 min |
| Sep 28, 12:45 AM EDT | Severe Thunderstorm Warning | IND | Delaware, Madison | 30 min |
| Dec 9, 3:18 AM EST | Severe Thunderstorm Warning | LMK | Clark, Floyd, Harrison, Jefferson, Scott, Washington | 27 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Harrison County26
- Parke County21
- Montgomery County20
- Putnam County18
- Crawford County17
- Hendricks County17
- Perry County16
- Floyd County16
- Greene County16
- Clark County16
- Washington County15
- Marion County15
- Fountain County15
- Clay County15
- Jackson County13
- Orange County13
- Benton County13
- Monroe County13
- Hamilton County13
- Sullivan County13
- Vermillion County13
- Boone County13
- Owen County13
- Dubois County12
- Lawrence County12
- Clinton County12
- Tippecanoe County12
- Madison County12
- Lake County12
- Miami County11
- Wabash County11
- Knox County11
- Huntington County11
- Henry County11
- Gibson County11
- Johnson County11
- Vigo County11
- Daviess County10
- Newton County10
- Tipton County10
52 more counties
- Morgan County10
- Hancock County10
- Scott County9
- Ripley County9
- Grant County9
- Jasper County9
- Brown County9
- Allen County9
- Wells County9
- Jennings County9
- Delaware County9
- Vanderburgh County9
- Shelby County9
- Warren County9
- Spencer County8
- Warrick County8
- Ohio County8
- Howard County8
- Bartholomew County8
- Fulton County8
- Kosciusko County8
- Rush County8
- Saint Joseph County8
- Switzerland County7
- Dearborn County7
- Whitley County7
- Wayne County7
- Posey County7
- Decatur County7
- Jefferson County7
- Porter County7
- Franklin County6
- Martin County6
- Cass County6
- Union County6
- LaPorte County6
- Marshall County6
- Carroll County5
- Adams County5
- DeKalb County5
- White County5
- Pike County5
- Elkhart County5
- Starke County4
- Noble County3
- Randolph County3
- Fayette County3
- Blackford County3
- Jay County3
- Pulaski County2
- LaGrange County2
- Steuben County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.