Alert archive / Illinois / Severe Thunderstorm Warnings / 1991

Severe Thunderstorm Warnings in Illinois, May 1991

65 severe thunderstorm warnings in May 1991. 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 1991. Tap one for its archive.

Severe Thunderstorm Warnings: 65
Busiest day: May 18, 199113 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
May 4, 6:48 PM CDT	Severe Thunderstorm Warning	LSX	Adams	42 min
May 4, 6:55 PM CDT	Severe Thunderstorm Warning	ILX	Hancock	65 min
May 4, 7:30 PM CDT	Severe Thunderstorm Warning	LSX	Adams	30 min
May 4, 7:54 PM CDT	Severe Thunderstorm Warning	LSX	Brown	36 min
May 4, 7:58 PM CDT	Severe Thunderstorm Warning	ILX	Schuyler	62 min
May 4, 8:19 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Morgan	56 min
May 4, 8:20 PM CDT	Severe Thunderstorm Warning	LSX	Pike, Scott	40 min
May 4, 9:08 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Morgan	37 min
May 4, 9:30 PM CDT	Severe Thunderstorm Warning	ILX	Macoupin, Sangamon	60 min
May 4, 9:30 PM CDT	Severe Thunderstorm Warning	ILX	Menard	60 min
May 5, 5:10 PM CDT	Severe Thunderstorm Warning	LOT	Kane, Kendall	35 min
May 5, 6:04 PM CDT	Severe Thunderstorm Warning	LOT	Cook	41 min
May 14, 7:49 AM CDT	Severe Thunderstorm Warning	LOT	Grundy	56 min
May 14, 12:16 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Macon	59 min
May 14, 12:33 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	57 min
May 14, 3:00 PM CDT	Severe Thunderstorm Warning	ILX	Bureau	60 min
May 14, 3:23 PM CDT	Severe Thunderstorm Warning	DVN	Rock Island	67 min
May 14, 3:23 PM CDT	Severe Thunderstorm Warning	DVN	Henry	67 min
May 14, 4:46 PM CDT	Severe Thunderstorm Warning	ILX	Macoupin, Montgomery, Sangamon	44 min
May 14, 5:48 PM CDT	Severe Thunderstorm Warning	IND	White	57 min
May 14, 5:48 PM CDT	Severe Thunderstorm Warning	IND	Wayne	41 min
May 14, 5:53 PM CDT	Severe Thunderstorm Warning	ILX	Macoupin, Montgomery	52 min
May 14, 6:04 PM CDT	Severe Thunderstorm Warning	IND	Edwards	41 min
May 14, 7:15 PM CDT	Severe Thunderstorm Warning	ILX	Hancock, McDonough	60 min
May 16, 1:42 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois	48 min
May 16, 3:41 PM CDT	Severe Thunderstorm Warning	LOT	Cook	49 min
May 16, 4:08 PM CDT	Severe Thunderstorm Warning	LOT	Cook	37 min
May 17, 1:24 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Iroquois	66 min
May 17, 2:08 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	67 min
May 17, 2:17 PM CDT	Severe Thunderstorm Warning	LOT	Iroquois	58 min
May 17, 3:50 PM CDT	Severe Thunderstorm Warning	IND	White	40 min
May 17, 5:11 PM CDT	Severe Thunderstorm Warning	IND	Gallatin	49 min
May 17, 5:40 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Rock Island, Whiteside	50 min
May 17, 5:42 PM CDT	Severe Thunderstorm Warning	LSX	Randolph	63 min
May 17, 6:03 PM CDT	Severe Thunderstorm Warning	ILX	Bureau	57 min
May 17, 6:41 PM CDT	Severe Thunderstorm Warning	ILX	Hancock, Henderson	64 min
May 17, 6:55 PM CDT	Severe Thunderstorm Warning	ILX	Bureau	65 min
May 17, 7:06 PM CDT	Severe Thunderstorm Warning	LOT	Livingston	54 min
May 17, 7:26 PM CDT	Severe Thunderstorm Warning	ILX	Putnam	64 min
May 17, 7:31 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle	44 min
May 17, 7:38 PM CDT	Severe Thunderstorm Warning	ILX	McDonough, Warren	67 min
May 17, 7:56 PM CDT	Severe Thunderstorm Warning	ILX	McLean	34 min
May 17, 8:05 PM CDT	Severe Thunderstorm Warning	LOT	Ford, Livingston	55 min
May 17, 9:10 PM CDT	Severe Thunderstorm Warning	LSX	Adams	65 min
May 17, 9:24 PM CDT	Severe Thunderstorm Warning	ILX	McLean, Mason, Tazewell, Woodford	66 min
May 17, 9:28 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Menard	47 min
May 17, 9:56 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Sangamon	49 min
May 17, 10:41 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Macon, Piatt	49 min
May 17, 11:11 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Douglas	49 min
May 17, 11:11 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Moultrie	49 min
May 25, 6:21 PM CDT	Severe Thunderstorm Warning	LOT	Cook	60 min
May 30, 6:07 PM CDT	Severe Thunderstorm Warning	DVN	Whiteside	38 min
May 30, 7:10 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle	65 min
May 30, 7:15 PM CDT	Severe Thunderstorm Warning	ILX	McDonough, Schuyler	60 min
May 30, 7:26 PM CDT	Severe Thunderstorm Warning	ILX	DeKalb, Lee	49 min
May 30, 8:20 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle	40 min
May 30, 8:54 PM CDT	Severe Thunderstorm Warning	LOT	LaSalle	51 min
May 31, 3:32 PM CDT	Severe Thunderstorm Warning	LOT	Kane	58 min
May 31, 3:39 PM CDT	Severe Thunderstorm Warning	ILX	DeKalb	61 min
May 31, 3:39 PM CDT	Severe Thunderstorm Warning	ILX	Boone	51 min
May 31, 4:16 PM CDT	Severe Thunderstorm Warning	ILX	Bureau	59 min
May 31, 4:23 PM CDT	Severe Thunderstorm Warning	LOT	Cook, Kane	67 min
May 31, 5:24 PM CDT	Severe Thunderstorm Warning	LOT	Cook, Will	66 min
May 31, 5:55 PM CDT	Severe Thunderstorm Warning	LOT	Kankakee	65 min
May 31, 6:39 PM CDT	Severe Thunderstorm Warning	ILX	Fulton, Peoria, Tazewell	51 min

By county

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

13 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 1990 1992

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.