National Weather Service United States Department of Commerce


Scattered thunderstorms once again developed across northern Illinois on Monday, August 29th, bringing isolated very heavy rainfall amounts due to a moist atmosphere and slow storm motion. The locations hardest hit include along the I-90 corridor from Cherry Valley into the northwest Chicago metro, as well as some locations in Lee County near Amboy, and LaSalle County in and near Mendota and Triumph.

Radar Estimated Rainfall
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