Alert archive / Illinois / Tornado Warnings / 2020

Tornado Warnings in Illinois, May 2020

23 tornado warnings in May 2020. 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 tornado warnings reaches back to 1986.

Tornado Warnings by county

Each county as a circle sized by its count in May 2020. Tap one for its archive.

Tornado Warnings: 23
Busiest day: May 23, 202014 tornado 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 14, 7:54 PM CDT	Tornado Warning	ILX	Marshall, Woodford	51 min
May 14, 10:20 PM CDT	Tornado Warning Tornado observed	DVN	Henry	14 min
May 14, 11:26 PM CDT	Tornado Warning	LOT	Lee	19 min
May 14, 11:53 PM CDT	Tornado Warning	LOT	DeKalb, Kane, Kendall	22 min
May 17, 4:09 PM CDT	Tornado Warning	ILX	Macon	17 min
May 17, 6:02 PM CDT	Tornado Warning	ILX	Lawrence	28 min
May 23, 12:59 PM CDT	Tornado Warning	DVN	Henry, Rock Island, Whiteside	46 min
May 23, 1:40 PM CDT	Tornado Warning	DVN	Carroll, Whiteside	5 min
May 23, 1:57 PM CDT	Tornado Warning Tornado observed	ILX	Woodford	20 min
May 23, 2:02 PM CDT	Tornado Warning Tornado observed	LOT	Livingston	43 min
May 23, 2:17 PM CDT	Tornado Warning	DVN	Bureau, Henry, Whiteside	23 min
May 23, 2:27 PM CDT	Tornado Warning	DVN	Carroll, Whiteside	36 min
May 23, 2:27 PM CDT	Tornado Warning Tornado observed	DVN	Jo Daviess	34 min
May 23, 2:37 PM CDT	Tornado Warning	LOT	Livingston	53 min
May 23, 3:02 PM CDT	Tornado Warning	LOT	Cook, Will	43 min
May 23, 3:05 PM CDT	Tornado Warning	DVN	Jo Daviess	27 min
May 23, 3:14 PM CDT	Tornado Warning	LOT	Winnebago	61 min
May 23, 3:50 PM CDT	Tornado Warning	LOT	Ford, Iroquois	17 min
May 23, 4:19 PM CDT	Tornado Warning Tornado observed	DVN	Jo Daviess	11 min
May 23, 6:13 PM CDT	Tornado Warning	LOT	DeKalb, Kane, McHenry	47 min
May 28, 4:46 PM CDT	Tornado Warning	ILX	Marshall, Peoria	15 min
May 28, 6:15 PM CDT	Tornado Warning Tornado observed	ILX	Christian	30 min
May 28, 7:20 PM CDT	Tornado Warning Tornado observed	ILX	Moultrie	25 min

By county

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

Nearby

Alerts in force now Tornadoes on record The radar archive 2019 2021

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.