Wisconsin Extreme Tornado Warning | Effective 08-18-2026 15:45

Headline: 
Tornado Warning issued August 18 at 5:45PM CDT until August 18 at 6:30PM CDT by NWS Milwaukee/Sullivan WI
Event: 
Tornado Warning
Urgency: 
Immediate
Effective: 
August 18, 2026 - 3:45pm
Expires: 
August 18, 2026 - 4:30pm
Description: 
TORMKX The National Weather Service in Milwaukee/Sullivan has issued a * Tornado Warning for... Southeastern Columbia County in south central Wisconsin... Northeastern Dane County in south central Wisconsin... Southwestern Dodge County in southeastern Wisconsin... * Until 630 PM CDT. * At 544 PM CDT, a severe thunderstorm capable of producing a tornado was located 7 miles south of Rio, or 10 miles west of Columbus, moving east at 40 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. * This dangerous storm will be near... Columbus and Fall River around 550 PM CDT. Other locations impacted by this tornadic thunderstorm include East Bristol, Danville, and Otsego.
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.
SNM:AVISO DE TORNADO hasta las 6:30 PM CDT. Refugiese ahora. Consulte medios informativos
Servicio Nacional de Meteorologia: AVISO DE TORNADO en efecto hasta las 6:30 PM 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: 
Columbia, WI; Dane, WI; Dodge, WI
Forcast Office: 
NWS Milwaukee/Sullivan WI
Sender: 
w-nws.webmaster@noaa.gov