Flash Flood Warning Issued for Dubuque, Jackson, and Jo Daviess Counties
This alert is no longer in effect.
NOAA issued it on April 17, 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 Dubuque and Jackson counties in Iowa, and Jo Daviess County in Illinois, until 8:30 PM CDT on April 17, 2026, due to heavy rain from thunderstorms.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Northeastern Iowa and Northwestern Illinois
- Issued
- April 17, 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 Northeastern Iowa and Northwestern Illinois.
Alert Details
A Flash Flood Warning has been issued by the NWS Quad Cities IA IL. It is effective from 2:23 PM CDT on April 17, 2026.
Affected Areas
The warning affects Dubuque County in Iowa, Jackson County in Iowa, and Jo Daviess County in Illinois. Specific locations include Dubuque, Galena, Asbury, Epworth, East Dubuque, Peosta, Elizabeth, Scales Mound, La Motte, Menominee, Council Hill, St. Donatus, Centralia, Bernard, Zwingle, Schapville, Guilford, Rice, Graf, and Massey.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain, causing flash flooding of small creeks and streams, urban areas, highways, streets, underpasses, and other poor drainage and low-lying areas.
Timeline
The warning is effective from 2:23 PM CDT until 8:30 PM CDT on April 17, 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 (925 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 17, 2026.
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