Indiana Severe Severe Thunderstorm Warning | Effective 08/11/2026 09:18

Headline: 
Severe Thunderstorm Warning issued August 11 at 11:18AM CDT until August 11 at 12:00PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 11, 2026 - 9:18am
Expires: 
August 11, 2026 - 10:00am
Description: 
At 1115 AM CDT, severe thunderstorms were located along a line extending from Ogden Dunes to Portage to near Lakes of the Four Seasons to near Hebron to near Roselawn, moving east at 75 mph. THESE ARE DESTRUCTIVE STORMS producing measured winds gusts over 100 mph, particularly across northern Porter, including Portage, Ogden Dunes, Dune Acres, Chesterton and areas nearby. HAZARD...100 mph wind gusts. SOURCE...Radar indicated. IMPACT...You are in a life-threatening situation. Flying debris may be deadly to those caught without shelter. Mobile homes will be destroyed. Expect considerable damage to homes and businesses. Expect extensive tree damage and power outages. These severe storms will be near... Valparaiso, Chesterton, DeMotte, Wheatfield, Porter, Kouts, Burns Harbor, and Beverly Shores around 1120 AM CDT. Other locations impacted by these severe thunderstorms include Fair Oaks, Parr, Dunns Bridge, Boone Grove, Baileys Corner, Malden, Dune Acres, Stoutsburg, Wheeler, and Collegeville.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. This is an EXTREMELY DANGEROUS SITUATION with tornado like wind speeds expected. Mobile homes and high profile vehicles are especially susceptible to winds of this magnitude and may be overturned. For your protection move to an interior room on the lowest floor of a building. These storms have the potential to cause serious injury and significant property damage.
Area Description: 
Jasper, IN; Newton, IN; Porter, IN
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov