National Weather Service United States Department of Commerce

Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

Overview

An active late June weather pattern resulted in several consecutive days of heavy rainfall and thunderstorms across northern Illinois and northwest Indiana. On June 25th, these storms produced a brief multi-vortex EF-1 tornado near Danforth, IL, along with heavy rainfall south of the Kankakee River Valley. On June 26th, storms produced three additional EF-0 tornadoes in the area, and heavy rainfall resulted in flash flooding in the Chicago metro and areas farther south.

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Additional recaps can be found on the NWS Chicago Past Events Page
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