Flood Warning Issued for Henry and Rock Island Counties in Illinois
This alert is no longer in effect.
NOAA issued it on April 16, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Flood Warning for Henry and Rock Island Counties in Illinois, with moderate flooding expected along the Rock River starting Friday afternoon.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- Henry and Rock Island Counties, Illinois
- Issued
- April 16, 2026
- Issuing authority
- NWS Quad Cities IA IL
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Henry and Rock Island Counties, Illinois.
Flood Warning in Illinois
Alert Details
The National Weather Service (NWS) Quad Cities IA IL has issued a Flood Warning. This alert is effective from April 16, 2026, at 10:43 AM CDT, with an onset on April 17, 2026.
Affected Areas
The warning affects Henry, IL and Rock Island, IL counties, specifically along the Rock River near Joslin, at Moline, and at Como in Whiteside County.
What You Should Do
Turn around and do not drown when encountering flooded roads. Motorists should not attempt to drive around barricades or through flooded areas.
Expected Conditions
Moderate flooding is forecast, with the Rock River at Moline expected to rise above the 12.0-foot flood stage and crest at 13.6 feet on Monday morning. At 13.2 feet, water will affect areas such as 60th Street south of John Deere Road in Moline, 56th Ave from Green Valley Park to 48th St, Canal Road in Big Island, and Smith's Island.
Timeline
The alert is effective from April 16, 2026, at 10:43 AM CDT, with onset on April 17, 2026, at 5:00 PM CDT, and it will continue until further notice. It expires on April 17, 2026, at 10:45 AM CDT, but may be extended.
Original source: NOAA Official Notice ↗
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Similar body length
Nearest notices by article body length (1,149 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 16, 2026.
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