Alert archive / Indiana / 2021
Weather alerts in Indiana, April 2021
113 weather alerts in April 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in April 2021. Tap one for its archive.
- Alerts
- 113
- Warnings
- 19
- Watches
- 13
- Advisories
- 32
- Busiest day
- April 21, 202119 alerts
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 2:35 PM EDT | Freeze Warning | LMK | Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 4 more | 43 hr |
| Apr 1, 3:26 PM EDT | Freeze Watch | IND | Daviess, Jackson, Jennings, Knox, Lawrence, Martin | 24 hr |
| Apr 1, 3:32 PM EDT | Freeze Warning | ILN | Dearborn, Ohio, Ripley, Switzerland | 42 hr |
| Apr 2, 3:15 PM EDT | Freeze Warning | PAH | Gibson, Pike, Posey, Spencer, Vanderburgh, Warrick | 19 hr |
| Apr 2, 3:32 PM EDT | Freeze Warning | IND | Daviess, Jackson, Jennings, Knox, Lawrence, Martin | 17 hr |
| Apr 2, 4:40 PM EDT | Small Craft Advisory | IWX | 27 hr | |
| Apr 5, 11:05 AM EDT | Special Weather Statement | IWX | Steuben | 55 min |
| Apr 7, 2:24 PM EDT | Special Weather Statement | IND | Hendricks | 51 min |
| Apr 7, 2:58 PM EDT | Special Weather Statement | IND | Hamilton | 47 min |
| Apr 7, 3:25 PM EDT | Special Weather Statement | LMK | Dubois, Perry | 35 min |
| Apr 7, 3:35 PM EDT | Special Weather Statement | IND | Martin | 40 min |
| Apr 7, 3:44 PM EDT | Special Weather Statement | IND | Marion | 31 min |
| Apr 7, 3:51 PM EDT | Special Weather Statement | IND | Boone | 39 min |
| Apr 7, 3:56 PM EDT | Special Weather Statement | LMK | Orange | 34 min |
| Apr 7, 4:20 PM EDT | Special Weather Statement | LOT | Lake | 40 min |
| Apr 7, 4:27 PM EDT | Special Weather Statement | IND | Lawrence | 48 min |
| Apr 7, 4:37 PM EDT | Special Weather Statement | LMK | Harrison | 38 min |
| Apr 7, 5:25 PM EDT | Special Weather Statement | LMK | Perry | 35 min |
| Apr 7, 5:39 PM EDT | Special Weather Statement | LMK | Floyd | 36 min |
| Apr 7, 6:21 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd | 24 min |
| Apr 8, 4:24 PM EDT | Mesoscale Discussion | SPC | Dearborn, Decatur, Fayette, Franklin, Henry, Jefferson and 6 more | 96 min |
| Apr 8, 4:39 PM EDT | Special Weather Statement | IND | Delaware, Randolph | 51 min |
| Apr 8, 4:46 PM EDT | Special Weather Statement | IND | Madison | 44 min |
| Apr 9, 4:02 PM EDT | Special Weather Statement | ILN | Union | 28 min |
| Apr 9, 5:25 PM EDT | Special Weather Statement | IND | Jackson | 35 min |
| Apr 9, 5:56 PM EDT | Mesoscale Discussion | SPC | Gibson, Knox, Pike, Posey, Spencer, Vanderburgh and 1 more | 64 min |
| Apr 9, 6:09 PM EDT | Special Weather Statement | ILN | Dearborn, Ripley | 36 min |
| Apr 9, 6:16 PM EDT | Special Weather Statement | IND | Jennings | 14 min |
| Apr 9, 7:03 PM EDT | Special Weather Statement | ILN | Dearborn | 42 min |
| Apr 9, 8:55 PM EDT | Special Weather Statement | IND | Greene | 35 min |
| Apr 9, 9:29 PM EDT | Special Weather Statement | IND | Owen | 46 min |
| Apr 9, 10:00 PM EDT | Special Weather Statement | IND | Morgan | 30 min |
| Apr 10, 3:53 PM EDT | Areal Flood Advisory | IND | Boone, Hamilton, Johnson, Marion, Morgan, Tipton | 112 min |
| Apr 10, 4:54 PM EDT | Special Weather Statement | IND | Clay, Fountain, Owen, Parke, Putnam | 51 min |
| Apr 10, 5:23 PM EDT | Special Weather Statement | IND | Lawrence, Monroe, Morgan | 22 min |
| Apr 10, 6:43 PM EDT | Special Weather Statement | IND | Hancock, Marion | 32 min |
| Apr 10, 9:12 PM EDT | Special Weather Statement | IWX | Allen, DeKalb, Elkhart, LaGrange, Noble | 48 min |
| Apr 14, 10:51 AM EDT | Small Craft Advisory | IWX | 36 hr | |
| Apr 17, 3:16 PM EDT | Frost Advisory | ILN | Fayette, Union, Wayne | 18 hr |
| Apr 17, 3:44 PM EDT | Frost Advisory | IND | Carroll, Delaware, Henry, Howard, Madison, Randolph and 1 more | 17 hr |
| Apr 17, 3:52 PM EDT | Frost Advisory | IWX | Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 15 more | 17 hr |
| Apr 17, 3:59 PM EDT | Frost Advisory | LOT | Jasper, Lake, Newton, Porter | 17 hr |
| Apr 19, 3:09 AM EDT | Freeze Watch | IND | Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more | 13 hr |
| Apr 19, 3:49 AM EDT | Freeze Watch | ILN | Fayette, Franklin, Ripley, Union, Wayne | 12 hr |
| Apr 19, 4:24 AM EDT | Freeze Watch | IWX | Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 15 more | 11 hr |
| Apr 19, 4:45 AM EDT | Freeze Watch | LOT | Benton, Jasper, Lake, Newton, Porter | 11 hr |
| Apr 19, 3:40 PM EDT | Freeze Warning | IWX | Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 15 more | 64 hr |
| Apr 19, 3:52 PM EDT | Freeze Warning | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 42 hr |
| Apr 19, 3:58 PM EDT | Freeze Warning | IND | Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more | 42 hr |
| Apr 19, 3:58 PM EDT | Freeze Warning | LOT | Benton, Jasper, Lake, Newton, Porter | 42 hr |
| Apr 19, 4:25 PM EDT | Freeze Warning | PAH | Gibson, Pike, Posey, Spencer, Vanderburgh, Warrick | 42 hr |
| Apr 20, 2:56 AM EDT | Freeze Watch | IND | Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more | 24 hr |
| Apr 20, 3:27 AM EDT | Winter Weather Advisory | ILN | Wayne | 24 hr |
| Apr 20, 3:30 AM EDT | Freeze Watch | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 24 hr |
| Apr 20, 3:36 AM EDT | Freeze Watch | LMK | Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 4 more | 24 hr |
| Apr 20, 3:36 AM EDT | Freeze Warning | LMK | Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 4 more | 30 hr |
| Apr 20, 3:49 AM EDT | Winter Weather Advisory | IWX | Adams, Allen, Blackford, DeKalb, Grant, Huntington and 6 more | 23 hr |
| Apr 21, 2:46 AM EDT | Freeze Warning | IND | Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more | 30 hr |
| Apr 21, 3:52 AM EDT | Freeze Warning | LMK | Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 4 more | 28 hr |
| Apr 21, 3:54 AM EDT | Freeze Warning | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 30 hr |
| Apr 21, 4:22 AM EDT | Freeze Warning | LOT | Benton, Jasper, Lake, Newton, Porter | 29 hr |
| Apr 21, 5:00 AM EDT | Frost Advisory | PAH | Gibson, Pike, Posey, Spencer, Vanderburgh, Warrick | 28 hr |
| Apr 21, 12:19 PM EDT | Special Weather Statement | LOT | Benton, Jasper, Lake, Newton, Porter | 56 min |
| Apr 21, 12:39 PM EDT | Special Weather Statement | IWX | LaPorte, Pulaski, Starke, White | 51 min |
| Apr 21, 3:04 PM EDT | Freeze Watch | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 24 hr |
| Apr 21, 3:30 PM EDT | Special Weather Statement | IWX | Noble, Whitley | 30 min |
| Apr 21, 3:33 PM EDT | Special Weather Statement | IWX | Grant, Huntington, Wabash | 27 min |
| Apr 21, 3:55 PM EDT | Special Weather Statement | IWX | Adams | 35 min |
| Apr 21, 4:39 PM EDT | Special Weather Statement | IWX | DeKalb | 36 min |
| Apr 21, 4:41 PM EDT | Special Weather Statement | IWX | Howard | 19 min |
| Apr 21, 6:55 PM EDT | Special Weather Statement | IND | Henry | 20 min |
| Apr 21, 6:59 PM EDT | Special Weather Statement | ILN | Wayne | 46 min |
| Apr 21, 7:11 PM EDT | Special Weather Statement | IWX | Adams | 19 min |
| Apr 21, 7:12 PM EDT | Special Weather Statement | IWX | Huntington | 33 min |
| Apr 21, 7:31 PM EDT | Special Weather Statement | IWX | Wells | 29 min |
| Apr 21, 7:44 PM EDT | Special Weather Statement | ILN | Wayne | 31 min |
| Apr 22, 3:33 AM EDT | Freeze Warning | ILN | Union, Wayne | 29 hr |
| Apr 22, 4:20 AM EDT | Frost Advisory | LMK | Jefferson | 28 hr |
| Apr 22, 3:12 PM EDT | Frost Advisory | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland | 18 hr |
| Apr 22, 3:12 PM EDT | Frost Advisory | IWX | Adams, Allen, Blackford, DeKalb, Elkhart, Grant and 8 more | 18 hr |
| Apr 22, 6:21 PM EDT | Frost Advisory | IND | Bartholomew, Decatur, Delaware, Hancock, Henry, Jennings and 4 more | 15 hr |
| Apr 24, 4:17 AM EDT | Small Craft Advisory | IWX | 40 hr | |
| Apr 24, 12:38 PM EDT | Flash Flood Warning | IND | Johnson, Marion | 2 min |
| Apr 24, 11:31 PM EDT | Dense Fog Advisory | IWX | Adams, Allen, Blackford, Cass, DeKalb, Grant and 9 more | 6 hr |
| Apr 25, 1:08 AM EDT | Dense Fog Advisory | IND | Bartholomew, Boone, Brown, Carroll, Clinton, Decatur and 22 more | 7 hr |
| Apr 25, 3:18 AM EDT | Dense Fog Advisory | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 6 hr |
| Apr 25, 3:40 AM EDT | Dense Fog Advisory | LMK | Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 4 more | 4 hr |
| Apr 25, 3:43 AM EDT | Dense Fog Advisory | PAH | Gibson, Pike, Posey, Spencer, Vanderburgh, Warrick | 6 hr |
| Apr 26, 4:29 AM EDT | Small Craft Advisory | IWX | 24 hr | |
| Apr 27, 11:01 AM EDT | Small Craft Advisory | IWX | 9 hr | |
| Apr 27, 3:03 PM EDT | Flash Flood Watch | LMK | Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 4 more | 48 hr |
| Apr 27, 4:11 PM EDT | Flash Flood Watch | PAH | Gibson, Pike, Posey, Spencer, Vanderburgh, Warrick | 45 hr |
| Apr 28, 3:26 AM EDT | Flash Flood Watch | IND | Daviess, Jackson, Jennings, Knox, Lawrence, Martin | 33 hr |
| Apr 28, 3:52 PM EDT | Special Weather Statement | LMK | Harrison | 23 min |
| Apr 28, 4:16 PM EDT | Special Weather Statement | LMK | Jefferson, Scott | 29 min |
| Apr 28, 4:46 PM EDT | Areal Flood Advisory | LMK | Jefferson, Scott | 69 min |
| Apr 29, 5:54 AM EDT | Areal Flood Advisory | IND | Jackson, Jennings, Lawrence, Martin | 2 hr |
| Apr 29, 8:01 AM EDT | Areal Flood Advisory | IND | Jackson, Jennings, Lawrence, Martin | 4 hr |
| Apr 29, 11:48 AM EDT | Areal Flood Advisory | LMK | Dubois, Orange | 3 hr |
| Apr 29, 12:55 PM EDT | Areal Flood Advisory | ILN | Dearborn | 2 hr |
| Apr 29, 3:22 PM EDT | Areal Flood Warning | IND | Martin | 8 hr |
| Apr 29, 3:49 PM EDT | Small Craft Advisory | IWX | 24 hr | |
| Apr 29, 8:15 PM EDT | Special Weather Statement | LOT | Lake | 45 min |
| Apr 29, 8:51 PM EDT | Special Marine Warning | IWX | 54 min | |
| Apr 29, 8:55 PM EDT | Special Weather Statement | IWX | LaPorte | 65 min |
| Apr 29, 9:00 PM EDT | Special Weather Statement | LOT | Porter | 30 min |
| Apr 29, 9:18 PM EDT | Special Weather Statement | LOT | Jasper, Newton | 42 min |
| Apr 29, 9:45 PM EDT | Special Weather Statement | IWX | Pulaski | 30 min |
| Apr 29, 9:52 PM EDT | River Flood Advisory | LMK | Jefferson, Scott | 10 hr |
| Apr 30, 3:14 AM EDT | Frost Advisory | ILN | Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland and 2 more | 30 hr |
| Apr 30, 3:28 AM EDT | Frost Advisory | LMK | Jefferson | 29 hr |
| Apr 30, 3:51 AM EDT | Gale Watch | IWX | 18 hr | |
| Apr 30, 3:50 PM EDT | Wind Advisory | LOT | Lake, Porter | 28 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 47 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 1 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 6 |
| River Flood Advisory | 1 |
| Winter | |
| Winter Weather Advisory | 2 |
| Cold | |
| Freeze Warning | 15 |
| Freeze Watch | 9 |
| Frost Advisory | 11 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
| Marine | |
| Special Marine Warning | 1 |
| Gale Watch | 1 |
| Small Craft Advisory | 6 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wayne County13
- Jefferson County12
- Jennings County12
- Lawrence County12
- Martin County12
- Dearborn County12
- Jackson County11
- Ripley County11
- Union County11
- Fayette County10
- Scott County9
- Ohio County9
- Switzerland County9
- Marion County9
- Franklin County9
- Henry County9
- Dubois County8
- Floyd County8
- Harrison County8
- Orange County8
- Perry County8
- Knox County8
- Lake County8
- Delaware County8
- Randolph County8
- Madison County8
- Morgan County8
- DeKalb County8
- Noble County8
- Adams County8
- Huntington County8
- Clark County7
- Daviess County7
- Steuben County7
- Hamilton County7
- Boone County7
- Decatur County7
- Rush County7
- Johnson County7
- Tipton County7
50 more counties
- Hancock County7
- Allen County7
- Howard County7
- Grant County7
- Wabash County7
- Wells County7
- Whitley County7
- Porter County7
- Crawford County6
- Washington County6
- Gibson County6
- Pike County6
- Posey County6
- Spencer County6
- Vanderburgh County6
- Warrick County6
- Hendricks County6
- Owen County6
- Putnam County6
- Monroe County6
- LaGrange County6
- Carroll County6
- Blackford County6
- Jay County6
- Jasper County6
- Newton County6
- Bartholomew County6
- Shelby County6
- Greene County5
- Clay County5
- Fountain County5
- Parke County5
- Elkhart County5
- Pulaski County5
- Brown County5
- Clinton County5
- Montgomery County5
- Tippecanoe County5
- Cass County4
- Miami County4
- Starke County4
- White County4
- Sullivan County4
- Vermillion County4
- Vigo County4
- Warren County4
- Benton County4
- Fulton County3
- Marshall County3
- LaPorte County2
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.