Alert archive / Illinois / Tornado Watches / 2020

Tornado Watches in Illinois, July 2020

3 tornado watches in July 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 watches reaches back to 1997.

Tornado Watches by county

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

Tornado Watches
3
Busiest day
July 15, 20203 tornado watches

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.

IssuedProductOfficeCountiesLasted
Jul 15, 2:10 PM CDTTornado WatchSPCBond, Brown, Calhoun, Cass, Christian, Clinton and 30 more7 hr
Jul 15, 3:14 PM CDTTornado WatchSPCFord, Grundy, Iroquois, Kankakee, Livingston6 hr
Jul 15, 6:12 PM CDTTornado WatchSPCChampaign, Clark, Clay, Coles, Crawford, Cumberland and 20 more5 hr

By county

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

27 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

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.