41°19'S / 87°1'Z / Visina 207 m / 11:27 11.08.2026, America/Chicago (UTC-5)
Od: 11.08.2026, 07:39
Do: 11.08.2026, 14:00
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 563 IN EFFECT UNTIL 2 PM CDT /3 PM EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 18 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTH CENTRAL ILLINOIS BOONE DE KALB LA SALLE LEE OGLE WINNEBAGO IN NORTHEAST ILLINOIS COOK DUPAGE GRUNDY KANE KANKAKEE KENDALL LAKE IL MCHENRY WILL IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF ALGONQUIN, AURORA, BELVIDERE, BOLINGBROOK, BOURBONNAIS, BUFFALO GROVE, BYRON, CAROL STREAM, CHESTERTON, CHICAGO, COAL CITY, CRYSTAL LAKE, DEKALB, DEMOTTE, DIXON, DOWNERS GROVE, DWIGHT, ELGIN, EVANSTON, FAIRBURY, FOWLER, GARY, GIBSON CITY, GILMAN, GURNEE, HAMMOND, JOLIET, KANKAKEE, KENTLAND, LA SALLE, LEMONT, LOMBARD, MARSEILLES, MCHENRY, MENDOTA, MERRILLVILLE, MINOOKA, MOROCCO, MORRIS, MUNDELEIN, NAPERVILLE, OAK LAWN, OREGON, ORLAND PARK, OSWEGO, OTTAWA, OXFORD, PARK FOREST, PAXTON, PLANO, PONTIAC, PORTAGE, RENSSELAER, ROCHELLE, ROCKFORD, ROSELAWN, SCHAUMBURG, STREATOR, SYCAMORE, VALPARAISO, WATSEKA, WAUKEGAN, WHEATON, WILMINGTON, WOODSTOCK, AND YORKVILLE.
Porter
NWS Chicago IL
11.08.2026, 07:39Od: 11.08.2026, 11:04
Do: 11.08.2026, 12:00
SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northeastern Newton County in northwestern Indiana... Porter County in northwestern Indiana... Jasper County in northwestern Indiana... * Until noon CDT. * At 1103 AM CDT, severe thunderstorms were located along a line extending from East Chicago to near Griffith to Shelby to Hopkins Park, moving southeast at 85 mph. THESE ARE DESTRUCTIVE STORMS FOR PORTER AND MUCH OF JASPER COUNTIES. 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. * Severe thunderstorms will be near... Portage, DeMotte, Hebron, Lakes of the Four Seasons, South Haven, Roselawn, and Ogden Dunes around 1110 AM CDT. Valparaiso, Chesterton, Rensselaer, Wheatfield, Kouts, and Burns Harbor around 1115 AM CDT. Hanging Grove 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.
Jasper, IN; Newton, IN; Porter, IN
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.NWS Chicago IL11.08.2026, 11:04
Od: 11.08.2026, 10:04
Do: 11.08.2026, 13:00
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northern Jasper County in northwestern Indiana... Porter County in northwestern Indiana... * WHEN...Until 100 PM CDT. * IMPACTS...Flooding may occur in poor drainage and urban areas. Roads and streets may be flooded. * ADDITIONAL DETAILS... - At 1002 AM CDT, Doppler radar indicated heavy rain slow moving thunderstorms continuously developing over the same areas. Localized flooding is expected to begin shortly. - Some locations that will experience flooding include... Valparaiso, DeMotte, Hebron, Wheatfield, Lakes of the Four Seasons, Roselawn, Kouts, Wheeler, Boone Grove, Malden, Stoutsburg and Dunns Bridge. - http://www.weather.gov/safety/flood
Jasper, IN; Porter, INA Flood Advisory means minor flooding along waterways and other poor
drainage areas is imminent or may already be occurring. Persons in
the advisory area should use caution and avoid flood waters.NWS Chicago IL11.08.2026, 10:04