Alert archive / Illinois / Severe Thunderstorm Warnings / 2026

Severe Thunderstorm Warnings in Illinois, March 2026

196 severe thunderstorm warnings in March 2026. 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 March 2026. Tap one for its archive.

Severe Thunderstorm Warnings: 196
Busiest day: March 11, 202655 severe thunderstorm warnings

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.

Issued	Product	Office	Counties	Lasted
Mar 3, 2:32 PM CST	Severe Thunderstorm Warning	ILX	Fulton, Peoria	28 min
Mar 3, 3:38 PM CST	Severe Thunderstorm Warning	ILX	McLean	11 min
Mar 3, 3:57 PM CST	Severe Thunderstorm Warning	ILX	Cass, Morgan	48 min
Mar 3, 4:03 PM CST	Severe Thunderstorm Warning	ILX	Champaign, Edgar, Vermilion	29 min
Mar 3, 4:15 PM CST	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	19 min
Mar 3, 4:24 PM CST	Severe Thunderstorm Warning	ILX	Menard, Sangamon	34 min
Mar 3, 4:48 PM CST	Severe Thunderstorm Warning	ILX	Christian, Sangamon	24 min
Mar 3, 5:34 PM CST	Severe Thunderstorm Warning	ILX	Douglas, Macon, Moultrie, Piatt	41 min
Mar 3, 5:41 PM CST	Severe Thunderstorm Warning	ILX	Christian, Macon, Sangamon	19 min
Mar 4, 4:32 PM CST	Severe Thunderstorm Warning	PAH	Edwards, Wabash, White	21 min
Mar 4, 8:52 PM CST	Severe Thunderstorm Warning	PAH	Alexander	35 min
Mar 4, 10:22 PM CST	Severe Thunderstorm Warning	PAH	Johnson, Massac, Pope	53 min
Mar 4, 10:55 PM CST	Severe Thunderstorm Warning	PAH	Gallatin, Hardin, Pope, Saline	50 min
Mar 6, 3:42 PM CST	Severe Thunderstorm Warning	ILX	Logan, Mason, Menard, Tazewell	33 min
Mar 6, 4:13 PM CST	Severe Thunderstorm Warning	ILX	DeWitt, Logan, McLean, Mason, Menard, Tazewell and 1 more	47 min
Mar 7, 5:36 AM CST	Severe Thunderstorm Warning	LSX	Randolph	24 min
Mar 7, 5:57 AM CST	Severe Thunderstorm Warning	PAH	Franklin, Jackson, Jefferson, Perry, Williamson	24 min
Mar 7, 7:17 AM CST	Severe Thunderstorm Warning	PAH	Johnson, Pope	28 min
Mar 10, 3:59 PM CDT	Severe Thunderstorm Warning	ILX	McLean, Woodford	31 min
Mar 10, 4:07 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle, Livingston	53 min
Mar 10, 4:32 PM CDT	Severe Thunderstorm Warning	LOT	Grundy, Kendall, LaSalle	43 min
Mar 10, 4:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Livingston	45 min
Mar 10, 5:03 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Will	57 min
Mar 10, 5:19 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Ford, Iroquois, Kankakee	41 min
Mar 10, 5:30 PM CDT	Severe Thunderstorm Warning Destructive damage threat	LOT	Livingston	15 min
Mar 10, 5:41 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage	53 min
Mar 10, 5:54 PM CDT	Severe Thunderstorm Warning	DVN	Henderson, Mercer, Warren	51 min
Mar 10, 6:01 PM CDT	Severe Thunderstorm Warning	DVN	Henderson	44 min
Mar 10, 6:02 PM CDT	Severe Thunderstorm Warning Destructive damage threat	LOT	Kankakee, Will	58 min
Mar 10, 6:08 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry	52 min
Mar 10, 6:09 PM CDT	Severe Thunderstorm Warning Destructive damage threat	LOT	Kankakee	66 min
Mar 10, 6:21 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Bureau, Putnam	54 min
Mar 10, 6:22 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Henry, Mercer	38 min
Mar 10, 6:42 PM CDT	Severe Thunderstorm Warning	DVN	Rock Island, Whiteside	33 min
Mar 10, 6:45 PM CDT	Severe Thunderstorm Warning	DVN	Henderson, Mercer, Warren	44 min
Mar 10, 6:45 PM CDT	Severe Thunderstorm Warning Destructive damage threat	LOT	Kankakee, Will	75 min
Mar 10, 6:50 PM CDT	Severe Thunderstorm Warning	DVN	Jo Daviess, Stephenson	40 min
Mar 10, 6:52 PM CDT	Severe Thunderstorm Warning	ILX	Knox	23 min
Mar 10, 6:59 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Lee, Ogle	20 min
Mar 10, 7:01 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle	59 min
Mar 10, 7:05 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Henry	40 min
Mar 10, 7:07 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Kane, Kendall	53 min
Mar 10, 7:12 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Bureau, Putnam	38 min
Mar 10, 7:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	Knox, Stark	41 min
Mar 10, 7:17 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Whiteside	43 min
Mar 10, 7:18 PM CDT	Severe Thunderstorm Warning	DVN	Jo Daviess	42 min
Mar 10, 7:18 PM CDT	Severe Thunderstorm Warning	ILX	Knox	27 min
Mar 10, 7:27 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	LaSalle	43 min
Mar 10, 7:29 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Stephenson	28 min
Mar 10, 7:40 PM CDT	Severe Thunderstorm Warning	LOT	Winnebago	65 min
Mar 10, 7:48 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	42 min
Mar 10, 7:49 PM CDT	Severe Thunderstorm Warning	DVN	Mercer	56 min
Mar 10, 7:55 PM CDT	Severe Thunderstorm Warning	DVN	Jo Daviess, Stephenson	50 min
Mar 10, 7:57 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Grundy, Kendall, LaSalle	63 min
Mar 10, 8:01 PM CDT	Severe Thunderstorm Warning	DVN	Stephenson	59 min
Mar 10, 8:09 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	LaSalle, Livingston	66 min
Mar 10, 8:20 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Jo Daviess, Stephenson	27 min
Mar 10, 8:26 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry, Whiteside	34 min
Mar 10, 8:32 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Will	28 min
Mar 10, 8:43 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Mercer	43 min
Mar 10, 8:59 PM CDT	Severe Thunderstorm Warning	DVN	Rock Island, Whiteside	46 min
Mar 10, 9:36 PM CDT	Severe Thunderstorm Warning	DVN	Hancock, Henderson	30 min
Mar 10, 9:44 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown	31 min
Mar 10, 9:56 PM CDT	Severe Thunderstorm Warning	DVN	Hancock	39 min
Mar 10, 10:21 PM CDT	Severe Thunderstorm Warning	LOT	Kankakee	39 min
Mar 10, 10:31 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Kendall, Will	44 min
Mar 10, 10:40 PM CDT	Severe Thunderstorm Warning	LSX	Adams	32 min
Mar 10, 11:34 PM CDT	Severe Thunderstorm Warning	ILX	Fulton, Mason, Peoria, Tazewell	41 min
Mar 10, 11:38 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Fulton, Mason, Menard, Schuyler, Tazewell	52 min
Mar 11, 12:13 AM CDT	Severe Thunderstorm Warning	ILX	Mason, Peoria, Tazewell	17 min
Mar 11, 12:18 AM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Logan, McLean, Mason, Peoria, Tazewell and 1 more	42 min
Mar 11, 1:25 AM CDT	Severe Thunderstorm Warning	ILX	Christian, Morgan, Sangamon	13 min
Mar 11, 1:27 AM CDT	Severe Thunderstorm Warning	ILX	Macon, Moultrie, Piatt	20 min
Mar 11, 1:36 AM CDT	Severe Thunderstorm Warning	ILX	Christian, Macon, Sangamon	24 min
Mar 11, 3:02 AM CDT	Severe Thunderstorm Warning	LSX	Greene	21 min
Mar 11, 3:17 AM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Jersey, Macoupin, Madison	43 min
Mar 11, 3:57 AM CDT	Severe Thunderstorm Warning	LSX	Bond, Macoupin, Madison, Montgomery	48 min
Mar 11, 4:35 AM CDT	Severe Thunderstorm Warning	LSX	Monroe, Randolph, Saint Clair	40 min
Mar 11, 5:24 AM CDT	Severe Thunderstorm Warning	PAH	Jefferson	51 min
Mar 11, 5:26 AM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Fayette, Marion, Washington	49 min
Mar 11, 5:33 AM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Cumberland, Edgar	57 min
Mar 11, 5:41 AM CDT	Severe Thunderstorm Warning	ILX	Clay, Cumberland, Effingham, Jasper	49 min
Mar 11, 5:53 AM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Wayne	40 min
Mar 11, 6:01 AM CDT	Severe Thunderstorm Warning	PAH	Gallatin, White	44 min
Mar 11, 6:01 AM CDT	Severe Thunderstorm Warning	PAH	Hardin	25 min
Mar 11, 6:02 AM CDT	Severe Thunderstorm Warning	ILX	Clay, Jasper, Richland	43 min
Mar 11, 6:07 AM CDT	Severe Thunderstorm Warning	PAH	Hamilton, Jefferson, Wayne, White	53 min
Mar 11, 6:11 AM CDT	Severe Thunderstorm Warning	ILX	Clark, Crawford, Jasper	49 min
Mar 11, 6:19 AM CDT	Severe Thunderstorm Warning	ILX	Lawrence, Richland	41 min
Mar 11, 6:24 AM CDT	Severe Thunderstorm Warning	ILX	Clark, Edgar	36 min
Mar 11, 6:33 AM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash	42 min
Mar 11, 6:57 AM CDT	Severe Thunderstorm Warning	ILX	Lawrence	32 min
Mar 11, 12:02 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson, Wayne	43 min
Mar 11, 12:37 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Hamilton, Jefferson, Wabash, Wayne, White	38 min
Mar 15, 8:02 AM CDT	Severe Thunderstorm Warning	ILX	Mason, Menard, Sangamon	17 min
Mar 15, 8:17 AM CDT	Severe Thunderstorm Warning	ILX	Cass, Mason, Menard	28 min
Mar 15, 8:39 AM CDT	Severe Thunderstorm Warning	ILX	Peoria, Tazewell	13 min
Mar 15, 3:40 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun	35 min
Mar 15, 3:44 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun	46 min
Mar 15, 3:56 PM CDT	Severe Thunderstorm Warning	LSX	Greene, Jersey	58 min
Mar 15, 4:16 PM CDT	Severe Thunderstorm Warning	ILX	Morgan, Sangamon, Scott	44 min
Mar 15, 4:56 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Menard, Sangamon	34 min
Mar 15, 5:01 PM CDT	Severe Thunderstorm Warning	LSX	Madison, Monroe, Saint Clair	44 min
Mar 15, 5:03 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Sangamon	42 min
Mar 15, 5:09 PM CDT	Severe Thunderstorm Warning	LSX	Macoupin	36 min
Mar 15, 5:28 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Randolph, Saint Clair	47 min
Mar 15, 5:31 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Montgomery	44 min
Mar 15, 5:39 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Logan, McLean, Tazewell	51 min
Mar 15, 5:44 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Logan, Macon, Sangamon	46 min
Mar 15, 5:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Cook, Will	30 min
Mar 15, 5:51 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Washington	54 min
Mar 15, 6:00 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Macon, Moultrie, Shelby	45 min
Mar 15, 6:21 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, McLean, Macon, Piatt	39 min
Mar 15, 6:23 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LSX	Marion	58 min
Mar 15, 6:24 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson, Perry	51 min
Mar 15, 6:36 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Jackson, Jefferson, Perry, Williamson	39 min
Mar 15, 6:36 PM CDT	Severe Thunderstorm Warning	PAH	Alexander	39 min
Mar 15, 6:37 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Cumberland, Douglas, Moultrie, Piatt, Shelby	38 min
Mar 15, 6:52 PM CDT	Severe Thunderstorm Warning	PAH	Alexander, Jackson, Johnson, Pulaski, Union, Williamson	38 min
Mar 15, 6:58 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, McLean, Piatt	41 min
Mar 15, 6:58 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois	62 min
Mar 15, 7:03 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Effingham, Jasper	57 min
Mar 15, 7:16 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Cumberland, Richland, Shelby	44 min
Mar 15, 7:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Alexander, Pulaski	44 min
Mar 15, 7:30 PM CDT	Severe Thunderstorm Warning	ILX	Edgar, Vermilion	45 min
Mar 15, 7:42 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois	47 min
Mar 15, 7:43 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Massac, Pope	47 min
Mar 15, 7:51 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Crawford, Jasper, Lawrence, Richland	54 min
Mar 15, 8:12 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	33 min
Mar 15, 8:14 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash, White	46 min
Mar 15, 8:45 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Lawrence	15 min
Mar 22, 7:09 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Moultrie, Shelby	36 min
Mar 22, 7:17 PM CDT	Severe Thunderstorm Warning	ILX	Edgar, Vermilion	13 min
Mar 22, 7:30 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Cumberland, Edgar	30 min
Mar 22, 7:31 PM CDT	Severe Thunderstorm Warning	ILX	Cumberland, Effingham	29 min
Mar 22, 7:39 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Cumberland	24 min
Mar 22, 7:41 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Edgar	19 min
Mar 22, 7:48 PM CDT	Severe Thunderstorm Warning	LSX	Fayette, Marion	27 min
Mar 22, 7:51 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Jasper	39 min
Mar 22, 7:55 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Crawford	35 min
Mar 22, 8:01 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Effingham	29 min
Mar 22, 8:09 PM CDT	Severe Thunderstorm Warning	ILX	Clay	36 min
Mar 22, 8:20 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Lawrence	25 min
Mar 22, 8:29 PM CDT	Severe Thunderstorm Warning	ILX	Crawford	16 min
Mar 22, 8:33 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Lawrence	13 min
Mar 22, 8:36 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence, Richland	24 min
Mar 26, 4:36 PM CDT	Severe Thunderstorm Warning	LOT	Cook	39 min
Mar 26, 4:49 PM CDT	Severe Thunderstorm Warning	ILX	McLean	40 min
Mar 26, 5:04 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois	41 min
Mar 26, 5:10 PM CDT	Severe Thunderstorm Warning	LOT	Ford	22 min
Mar 26, 5:15 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	60 min
Mar 26, 5:35 PM CDT	Severe Thunderstorm Warning	ILX	McLean	39 min
Mar 26, 6:02 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	43 min
Mar 26, 6:17 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	23 min
Mar 26, 6:33 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	14 min
Mar 26, 8:22 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Macon, Moultrie, Shelby	53 min
Mar 26, 8:48 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Shelby	42 min
Mar 26, 8:56 PM CDT	Severe Thunderstorm Warning	DVN	Hancock, Henderson	49 min
Mar 26, 9:00 PM CDT	Severe Thunderstorm Warning	ILX	Coles	13 min
Mar 26, 9:18 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Cumberland, Moultrie, Shelby	40 min
Mar 26, 9:29 PM CDT	Severe Thunderstorm Warning	ILX	Sangamon	31 min
Mar 26, 9:48 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Crawford, Cumberland, Jasper	42 min
Mar 26, 10:12 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	33 min
Mar 26, 10:18 PM CDT	Severe Thunderstorm Warning	DVN	McDonough	27 min
Mar 30, 8:59 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Jo Daviess, Stephenson	49 min
Mar 30, 9:28 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Kane, Kendall	47 min
Mar 30, 10:04 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Kane, Kendall, Will	71 min
Mar 30, 10:19 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Kane	56 min
Mar 30, 10:42 PM CDT	Severe Thunderstorm Warning	LOT	Boone, DeKalb, Kane, McHenry, Ogle	26 min
Mar 30, 11:03 PM CDT	Severe Thunderstorm Warning	LOT	Cook	31 min
Mar 30, 11:06 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage	39 min
Mar 31, 6:04 AM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	41 min
Mar 31, 7:18 AM CDT	Severe Thunderstorm Warning	DVN	Henderson, Mercer, Warren	42 min
Mar 31, 7:28 AM CDT	Severe Thunderstorm Warning	DVN	Henderson, Warren	47 min
Mar 31, 7:42 AM CDT	Severe Thunderstorm Warning	DVN	Henderson, Warren	24 min
Mar 31, 7:54 AM CDT	Severe Thunderstorm Warning	ILX	Knox	51 min
Mar 31, 8:00 AM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Lee	45 min
Mar 31, 8:11 AM CDT	Severe Thunderstorm Warning	DVN	Mercer, Rock Island	49 min
Mar 31, 8:35 AM CDT	Severe Thunderstorm Warning	ILX	Fulton, Knox, Peoria	40 min
Mar 31, 8:40 AM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	20 min
Mar 31, 8:41 AM CDT	Severe Thunderstorm Warning	LOT	LaSalle	49 min
Mar 31, 9:09 AM CDT	Severe Thunderstorm Warning	LOT	Grundy, Kankakee, Kendall, Will	52 min
Mar 31, 9:17 AM CDT	Severe Thunderstorm Warning	ILX	Mason	43 min
Mar 31, 9:19 AM CDT	Severe Thunderstorm Warning	ILX	Tazewell, Woodford	41 min
Mar 31, 9:29 AM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Cook, Kankakee, Will	61 min
Mar 31, 9:34 AM CDT	Severe Thunderstorm Warning	DVN	Mercer	30 min
Mar 31, 9:36 AM CDT	Severe Thunderstorm Warning	ILX	Logan, Mason, Tazewell	39 min
Mar 31, 9:47 AM CDT	Severe Thunderstorm Warning	LOT	Livingston	49 min
Mar 31, 9:56 AM CDT	Severe Thunderstorm Warning	DVN	Carroll, Whiteside	19 min
Mar 31, 9:56 AM CDT	Severe Thunderstorm Warning	ILX	McLean, Woodford	34 min
Mar 31, 9:59 AM CDT	Severe Thunderstorm Warning	LOT	Lee, Ogle	46 min
Mar 31, 10:23 AM CDT	Severe Thunderstorm Warning	DVN	Mercer, Rock Island	29 min
Mar 31, 10:23 AM CDT	Severe Thunderstorm Warning	LOT	Ogle	32 min
Mar 31, 10:27 AM CDT	Severe Thunderstorm Warning	DVN	Mercer, Rock Island	26 min
Mar 31, 2:23 PM CDT	Severe Thunderstorm Warning	DVN	Henry	31 min
Mar 31, 4:06 PM CDT	Severe Thunderstorm Warning	LOT	Cook, Will	23 min

By county

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

59 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2025

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.