National Weather Service United States Department of Commerce

Tracking Two Storms Impacting the Central and Eastern U.S. Through This Weekend

Two storm systems will track through the central and eastern U.S. through this weekend with areas of gusty winds, rain, and heavy snow. Severe thunderstorms are forecast Friday from the central Gulf Coast into parts of the lower Mississippi, Tennessee and Ohio Valleys. Heavy to excessive rainfall is forecast from the lower Mississippi River Valley to the Tennessee Valley which may bring flooding. Read More >

Overview

  • Multiple precipitation events, including the first being a rain/snow event, brought 3 to 5+ inches of precipitation across northern Illinois and northwest Indiana between April 27 - May 2.

  • Most area rivers quickly went up into flood stage by April 29, including the Illinois River reaching major flood stage at Morris and LaSalle May 1-4. The LaSalle River at LaSalle crested at its third highest stage on record for that location (preliminary). Impacts near the rivers were felt in numerous communities.

  • Other flooding was seen on some area roads, parks, and other properties, especially on Tuesday April 30 and Wednesday May 1.

Rainfall Summary

 

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