Flash Flood Warning Issued for Eastern Iowa and Northwestern Illinois Counties
This alert is no longer in effect.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.
A Flash Flood Warning is in effect for Buchanan, Delaware, Dubuque, Jackson, Jones, and Linn counties in Iowa, and Jo Daviess County in Illinois, until 1:00 AM CDT on April 16, 2026, due to heavy rain causing flash flooding.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Eastern Iowa and Northwestern 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 Eastern Iowa and Northwestern Illinois.
Flash Flood Warning in Eastern Iowa and Northwestern Illinois
Alert Details
A Flash Flood Warning has been issued by the National Weather Service Quad Cities IA IL. It is effective from 7:00 PM CDT on April 15, 2026, until 1:00 AM CDT on April 16, 2026.
Affected Areas
The warning affects Buchanan, IA; Delaware, IA; Dubuque, IA; Jackson, IA; Jones, IA; Linn, IA; and Jo Daviess, IL. Specific locations include Dubuque, Galena, Asbury, Dyersville, Monticello, Robins, Center Point, Cascade, Epworth, East Dubuque, Farley, Peosta, Central City, Palo, Walker, Alburnett, Coggon, Hopkinton, Delhi, and Worthington.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Expected Conditions
Doppler radar indicates thunderstorms producing heavy rain, with 1 to 2 inches of rain already fallen and additional 1 to 2 inches possible. This will cause flash flooding of small creeks and streams, urban areas, highways, streets, and underpasses.
Timeline
The alert is effective from 7:00 PM CDT on April 15, 2026, and expires at 1:00 AM CDT on April 16, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,131 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 16, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.