Flash flooding forces 200+ evacuations at Amboy, Lee County IL on Sept 20
Flash flooding forced 200+ evacuations near Amboy, Lee County, IL on Sept. 20, 2026. NWS Chicago confirmed ongoing flood conditions.
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Flash Flood Warning: De Kalb, La Salle & Lee Counties IL — 2:12 AM–8:00 AM CDT
Flash Flood Warning issued for De Kalb, La Salle & Lee County IL at 2:12 AM CDT Sept. 20 — up to 3 in. rain, flooding ongoing through 8 AM.
Flash Flood Warning: De Kalb, La Salle, Lee counties IL — 3-5 inches of rain
NWS Chicago issued a Flash Flood Warning for De Kalb, La Salle, and Lee counties, IL on Sept. 17, 2026, after 3–5 inches of rain had already fallen.
NWS survey confirms EF-0 tornado in Lee County, IL; 70 mph winds, 0.7-mile path
NWS confirms an EF-0 tornado struck Lee County, IL on August 22, 2026, with 70 mph winds. Homeowners in Sublette, Mendota, and Dixon should inspect now.