⚠️ Tornado Warning – Delaware, IA; Dubuque, IA – Tuesday, August 11, 2026

Tornado Warning issued August 11 at 7:36AM CDT until August 11 at 8:15AM CDT by NWS Quad Cities IA IL

Details

TORDVN

The National Weather Service in the Quad Cities has issued a

* Tornado Warning for…
Dubuque County in northeastern Iowa…
Eastern Delaware County in northeastern Iowa…

* Until 815 AM CDT.

* At 735 AM CDT, severe thunderstorms capable of producing both
tornadoes and extensive straight line wind damage were located
along a line extending from near Backbone State Park to Oneida to
Turtle Creek Park, moving east at 55 mph.

HAZARD…Tornado.

SOURCE…Radar indicated rotation.

IMPACT…Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.

* These dangerous storms will be near…
Edgewood, Earlville, Hopkinton, Greeley, Oneida, Twin Bridges
Park, and Petersburg around 740 AM CDT.
Dyersville, New Vienna, Colesburg, Worthington, and New Wine Park
around 745 AM CDT.
Farley and Luxemburg around 750 AM CDT.
Epworth, Holy Cross, Bankston, Lattnerville, Camp Little Cloud,
and Bankston Park around 755 AM CDT.

Other locations in the path of these tornadic storms include Dubuque,
Asbury, Peosta, Rickardsville, Centralia, Graf, Cottage Hill, Five
Points, East Rickardsville, Sherrill, Sageville, Balltown, Durango,
Dubuque Regional Airport, Center Grove, Swiss Valley Park, Dubuque
County Fairgrounds, Waupeton, Edmore, Key West, Rockdale, Mines of
Spain and Finley’s Landing Park.

Instructions

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.