Flash Flood Warning Issued for Dubuque County, IA

Source: NOAA · Dubuque County, Iowa

This alert is no longer in effect.

NOAA issued it on July 6, 2026, 6 weeks 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.

NWS Quad Cities has issued a Flash Flood Warning for Dubuque County in northeastern Iowa until 9:00 PM CDT Thursday due to ongoing flash flooding from heavy rainfall.

Read this weather record in 30 seconds

Record type
Flash Flood Warning
Affected area
Dubuque County, Iowa
Issued
July 6, 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 6 weeks ago; use the issuing agency's live warning service for current conditions in Dubuque County, Iowa.

Alert Details

A Flash Flood Warning has been issued by the National Weather Service in Quad Cities IA IL. The alert is effective from June 11 at 2:56 PM CDT until June 11 at 9:00 PM CDT.

Affected Areas

Dubuque County in northeastern Iowa. Specific locations include Dubuque, Asbury, Cascade, Epworth, Farley, Peosta, Worthington, Rickardsville, Sherrill, Centralia, Sageville, Bernard, Zwingle, Bankston, Durango, Graf, Lattnerville, Dubuque County Fairgrounds, Camp Little Cloud and Swiss Valley Park.

What You Should Do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.

Expected Conditions

At 2:56 PM CDT, emergency management reported flash flooding from heavy rainfall across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible. Flash flooding is already occurring. Hazard is flash flooding caused by thunderstorms.

Timeline

The warning is in effect from June 11 at 2:56 PM CDT until June 11 at 9:00 PM CDT.

Original source: NOAA Official Notice ↗

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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.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Quad Cities has issued a Flash Flood Warning for Dubuque County in northeastern Iowa until 9:00 PM CDT Thursday due to ongoing flash flooding from heavy rainfall.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Dubuque County, Iowa. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.