Iowa Severe Thunderstorm Warning - Severe | Effective 06-11-2026 05:15

Headline: 
Severe Thunderstorm Warning issued June 11 at 7:15AM CDT until June 11 at 8:00AM CDT by NWS Des Moines IA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 11, 2026 - 5:15am
Expires: 
June 11, 2026 - 6:00am
Description: 
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Lucas County in south central Iowa... Northern Decatur County in south central Iowa... Northern Wayne County in south central Iowa... Clarke County in south central Iowa... * Until 800 AM CDT. * At 713 AM CDT, a severe thunderstorm was located near Osceola, moving east at 55 mph. THIS IS A DESTRUCTIVE STORM. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. * Locations impacted include... Osceola, Chariton, Lakeside Casino, Rathbun Lake, Murray, Russell, Humeston, Van Wert, Lucas, Garden Grove, Woodburn, Williamson, Weldon, Derby, Millerton, Le Roy, Red Haw Lake State Park, Murray Roadside Rest Area, and Chariton Municipal Airport. This includes Interstate 35 between mile markers 19 and 41.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. This is a DANGEROUS SITUATION. This storm is producing widespread wind damage. SEEK SHELTER NOW inside a sturdy structure and stay away from windows! Intense thunderstorm lines can produce brief tornadoes and widespread significant wind damage. Although a tornado is not immediately likely, it is best to move to an interior room on the lowest floor of a building. This storm may cause serious injury and significant property damage.
SNM:TORMENTA DE VIENTO DESTRUCTIVA en esta area hasta 800 AM CDT. Tome refugio ahora
Servicio Nacional de Meteorologia: AVISO DE TORMENTA SEVERA en efecto para esta area hasta las 8:00 AM CDT por vientos DESTRUCTIVOS de 80 mph. Tome refugio en un edificio, alejado de las ventanas. Escombros arrastrados por el viento podrian ser mortales para aquellos que se encuentran sin refugio.
Area Description: 
Clarke, IA; Decatur, IA; Lucas, IA; Wayne, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov