Iowa Extreme Tornado Warning | Effective 08-11-2026 05:36

Headline: 
Tornado Warning issued August 11 at 7:36AM CDT until August 11 at 8:15AM CDT by NWS Quad Cities IA IL
Event: 
Tornado Warning
Urgency: 
Immediate
Effective: 
August 11, 2026 - 5:36am
Expires: 
August 11, 2026 - 6:15am
Description: 
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.
Instruction: 
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.
SNM:AVISO DE TORNADO hasta las 8:15 AM CDT. Refugiese ahora. Consulte medios informativos
Servicio Nacional de Meteorologia: AVISO DE TORNADO en efecto hasta las 8:15 AM CDT. Busque refugio ahora en un sotano o en el interior de un cuarto en el nivel mas bajo de un edificio seguro. Si esta al aire libre, en una casa movil, o en un vehiculo, debe ir al edificio seguro mas cercano y protegerse de proyectiles. Consulte los medios informativos.
Area Description: 
Delaware, IA; Dubuque, IA
Forcast Office: 
NWS Quad Cities IA IL
Sender: 
w-nws.webmaster@noaa.gov