Iowa, Illinois Flash Flood Warning | Effective 04/17/2026 13:21
Public safety alert, emergency alert, and weather alert<br />
Description:<br />
At 321 PM CDT, Doppler radar indicated thunderstorms producing heavy<br />
rain across the warned area. Between 0.6 and 1.5 inches of rain have<br />
fallen since 2 PM. More storms with heavy rain are expected to move<br />
across the warned area through 6 PM. Flash flooding is ongoing or<br />
expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,<br />