Alert archive / Illinois / Severe Thunderstorm Warnings / 2025

Severe Thunderstorm Warnings in Illinois, May 2025

118 severe thunderstorm warnings in May 2025. 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 May 2025. Tap one for its archive.

Severe Thunderstorm Warnings: 118
Busiest day: May 16, 202544 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
Apr 30, 7:56 PM CDT	Severe Thunderstorm Warning	LSX	Montgomery	19 min
Apr 30, 7:57 PM CDT	Severe Thunderstorm Warning	ILX	Christian	33 min
Apr 30, 8:13 PM CDT	Severe Thunderstorm Warning	ILX	Cumberland, Effingham, Shelby	47 min
Apr 30, 8:27 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Shelby	35 min
Apr 30, 8:35 PM CDT	Severe Thunderstorm Warning	ILX	Crawford	14 min
Apr 30, 9:38 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Crawford	48 min
Apr 30, 9:46 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Douglas, Edgar	27 min
Apr 30, 10:59 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, McLean, Piatt	31 min
May 1, 5:01 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	29 min
May 1, 5:22 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	38 min
May 1, 5:43 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Williamson	28 min
May 1, 5:48 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Jackson	42 min
May 1, 5:55 PM CDT	Severe Thunderstorm Warning	PAH	Jackson, Williamson	50 min
May 1, 6:02 PM CDT	Severe Thunderstorm Warning	PAH	Jackson, Union	43 min
May 1, 6:44 PM CDT	Severe Thunderstorm Warning	PAH	Williamson	35 min
May 1, 6:51 PM CDT	Severe Thunderstorm Warning	PAH	Union	22 min
May 1, 7:03 PM CDT	Severe Thunderstorm Warning	PAH	Saline	14 min
May 15, 4:38 PM CDT	Severe Thunderstorm Warning	LOT	Boone, Ogle, Winnebago	52 min
May 15, 5:00 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Henry, Rock Island, Whiteside	60 min
May 15, 5:03 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry	57 min
May 15, 5:27 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry, Whiteside	33 min
May 15, 5:33 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Lee	43 min
May 15, 5:35 PM CDT	Severe Thunderstorm Warning	ILX	Knox, Peoria, Stark	40 min
May 15, 5:52 PM CDT	Severe Thunderstorm Warning	LOT	Ogle	53 min
May 15, 5:57 PM CDT	Severe Thunderstorm Warning	LOT	Boone, DeKalb, McHenry, Ogle, Winnebago	71 min
May 15, 6:12 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Menard, Sangamon	48 min
May 15, 6:15 PM CDT	Severe Thunderstorm Warning	LOT	Cook, Lake	45 min
May 15, 6:23 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Mason, Menard, Tazewell	37 min
May 15, 6:26 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Sangamon	49 min
May 15, 6:29 PM CDT	Severe Thunderstorm Warning	ILX	Marshall, Peoria, Tazewell, Woodford	46 min
May 15, 6:40 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Kane, McHenry	28 min
May 15, 6:44 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	DeWitt, Logan, McLean	46 min
May 15, 6:52 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	McLean	53 min
May 15, 7:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Ford, Livingston	54 min
May 15, 7:12 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Logan, Macon, Sangamon	32 min
May 15, 7:19 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Logan, Macon	41 min
May 15, 7:29 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Lake	46 min
May 15, 7:35 PM CDT	Severe Thunderstorm Warning	LOT	Grundy, Kankakee, Livingston, Will	28 min
May 15, 7:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LOT	Ford, Grundy, Kankakee, Livingston, Will	60 min
May 15, 7:48 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Will	57 min
May 15, 7:50 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Macon, Piatt	25 min
May 15, 8:01 PM CDT	Severe Thunderstorm Warning Destructive damage threat	LOT	Cook, Will	29 min
May 15, 8:34 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	19 min
May 16, 1:55 AM CDT	Severe Thunderstorm Warning	PAH	Johnson, Massac, Pope, Pulaski, Union	50 min
May 16, 2:28 AM CDT	Severe Thunderstorm Warning	PAH	Hardin, Pope	47 min
May 16, 3:13 AM CDT	Severe Thunderstorm Warning	PAH	Hardin	21 min
May 16, 2:02 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LSX	Calhoun	43 min
May 16, 2:26 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Greene, Jersey, Macoupin, Pike	49 min
May 16, 2:32 PM CDT	Severe Thunderstorm Warning	ILX	Morgan, Scott	31 min
May 16, 2:52 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Monroe, Randolph, Saint Clair, Washington	30 min
May 16, 3:00 PM CDT	Severe Thunderstorm Warning	ILX	Sangamon	45 min
May 16, 3:07 PM CDT	Severe Thunderstorm Warning	LSX	Macoupin, Montgomery	38 min
May 16, 3:14 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Fayette, Marion	36 min
May 16, 3:24 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	DeWitt, Logan, Macon, Sangamon	24 min
May 16, 3:29 PM CDT	Severe Thunderstorm Warning	LSX	Washington	31 min
May 16, 3:32 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Macon, Sangamon, Shelby	43 min
May 16, 3:49 PM CDT	Severe Thunderstorm Warning	PAH	Jefferson	23 min
May 16, 4:02 PM CDT	Severe Thunderstorm Warning	ILX	Macon, Moultrie, Piatt, Shelby	20 min
May 16, 4:06 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Effingham, Jasper	39 min
May 16, 4:15 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Monroe, Randolph, Saint Clair, Washington	24 min
May 16, 4:19 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Macon, Piatt	26 min
May 16, 4:23 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Perry	17 min
May 16, 4:37 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	Champaign, Douglas, Edgar, Piatt, Vermilion	50 min
May 16, 4:46 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Edgar, Vermilion	46 min
May 16, 4:47 PM CDT	Severe Thunderstorm Warning	LSX	Randolph	43 min
May 16, 5:00 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois	65 min
May 16, 5:20 PM CDT	Severe Thunderstorm Warning	LSX	Fayette	22 min
May 16, 5:29 PM CDT	Severe Thunderstorm Warning	ILX	Effingham	31 min
May 16, 5:32 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Douglas, Edgar	43 min
May 16, 5:33 PM CDT	Severe Thunderstorm Warning	PAH	Jackson	42 min
May 16, 5:53 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Cumberland, Edgar	37 min
May 16, 6:07 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Franklin, Jackson, Williamson	38 min
May 16, 6:17 PM CDT	Severe Thunderstorm Warning	PAH	Hamilton, White	43 min
May 16, 6:27 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	16 min
May 16, 6:32 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Gallatin, Hamilton, Saline, White	43 min
May 16, 6:39 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Jackson, Williamson	33 min
May 16, 6:43 PM CDT	Severe Thunderstorm Warning	LOT	Boone, Winnebago	35 min
May 16, 7:02 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Gallatin	43 min
May 16, 7:03 PM CDT	Severe Thunderstorm Warning	PAH	Saline, Williamson	42 min
May 16, 7:20 PM CDT	Severe Thunderstorm Warning	PAH	Alexander, Pulaski	40 min
May 16, 7:22 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Gallatin, Saline	38 min
May 16, 7:34 PM CDT	Severe Thunderstorm Warning	PAH	Massac, Pope	41 min
May 16, 7:42 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Gallatin	24 min
May 19, 7:53 PM CDT	Severe Thunderstorm Warning	LSX	Monroe	32 min
May 19, 9:28 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Pike	47 min
May 19, 10:01 PM CDT	Severe Thunderstorm Warning	LSX	Jersey, Madison	44 min
May 19, 10:43 PM CDT	Severe Thunderstorm Warning	LSX	Greene, Jersey, Macoupin, Madison	29 min
May 19, 10:53 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Pike	68 min
May 19, 10:56 PM CDT	Severe Thunderstorm Warning	LSX	Adams, Brown, Pike	57 min
May 19, 11:36 PM CDT	Severe Thunderstorm Warning	ILX	Schuyler	23 min
May 20, 12:31 AM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Madison	44 min
May 20, 1:10 AM CDT	Severe Thunderstorm Warning	PAH	Alexander, Jackson, Union	7 min
May 20, 1:19 AM CDT	Severe Thunderstorm Warning	PAH	Alexander, Jackson, Johnson, Pulaski, Union, Williamson	41 min
May 20, 1:38 AM CDT	Severe Thunderstorm Warning	PAH	Alexander, Pulaski	39 min
May 20, 1:54 AM CDT	Severe Thunderstorm Warning	PAH	Johnson, Massac, Pope	32 min
May 20, 2:04 AM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash, White	41 min
May 20, 1:19 PM CDT	Severe Thunderstorm Warning	ILX	Morgan	41 min
May 20, 1:32 PM CDT	Severe Thunderstorm Warning	ILX	Morgan	43 min
May 20, 1:39 PM CDT	Severe Thunderstorm Warning	DVN	Mercer, Rock Island	66 min
May 20, 1:40 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Menard, Sangamon	50 min
May 20, 1:43 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Mercer, Rock Island	62 min
May 20, 2:30 PM CDT	Severe Thunderstorm Warning	ILX	Knox, Marshall, Peoria, Stark, Tazewell, Woodford	45 min
May 20, 2:31 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Menard, Sangamon	44 min
May 20, 2:56 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	47 min
May 20, 3:01 PM CDT	Severe Thunderstorm Warning	PAH	Alexander, Massac, Pope, Pulaski	44 min
May 20, 3:14 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	31 min
May 20, 3:19 PM CDT	Severe Thunderstorm Warning	LOT	Ford	41 min
May 20, 3:34 PM CDT	Severe Thunderstorm Warning	PAH	Massac, Pope	41 min
May 20, 3:53 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, McLean	37 min
May 20, 4:12 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	33 min
May 20, 4:14 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois, Livingston	76 min
May 20, 4:24 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	51 min
May 20, 4:27 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	Champaign, Piatt	48 min
May 20, 4:33 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, McLean	12 min
May 20, 5:10 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ILX	Champaign, Vermilion	65 min
May 20, 5:31 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	23 min
May 20, 6:07 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	38 min
May 20, 7:20 PM CDT	Severe Thunderstorm Warning	ILX	Edgar, Vermilion	40 min

By county

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

50 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2024 2026

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.