Active AlertsBrookfield, IL

The National Weather Service in Chicago has issued a Severe Thunderstorm Warning for Southeastern Lake County in northeastern Illinoi
S: Cook County in northeastern Illinoi
S: Until 900 PM CDT. At 807 PM CDT, severe thunderstorms were located along a line extending from Wheeling to near New Lenox, moving east at 45 mph.
Hazard: 70 mph wind gusts.
Source: Radar indicated.
Impact: Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Severe thunderstorms will be near Chicago, Des Plaines, Orland Park, Tinley Park, Berwyn, Mount Prospect, Oak Park, Glenview, Elmhurst, and Buffalo Grove around 810 PM CDT. Cicero, Evanston, Skokie, Oak Lawn, Midway Airport, Irving Park, South Lawndale, Burbank, Oak Forest, and Wilmette around 815 PM CDT. West Ridge, West Town, Chicago Lawn, Lake View, Lincoln Park, Blue Island, Homewood, Near West Side, Brighton Park, and New City around 820 PM CDT. Chicago Heights, Roseland, Bridgeport, Englewood, Chicago Loop, Harvey, Dolton, Park Forest, Navy Pier, and Northerly Island around 825 PM CDT. Calumet City, South Shore, Lansing, South Deering, Sauk Village, Lynwood, and Ford Heights around 830 PM CDT.

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. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 900 PM CDT for northeastern Illinois.

TORNADO WATCH 313 REMAINS VALID UNTIL 9 PM CDT /10 PM EDT/ THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 7 COUNTIES IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTHEAST ILLINOIS COOK DUPAGE KANKAKEE LAKE IL WILL IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS, BUFFALO GROVE, CAROL STREAM, CHESTERTON, CHICAGO, DEMOTTE, DOWNERS GROVE, EVANSTON, FOWLER, GARY, GIBSON CITY, GILMAN, GURNEE, HAMMOND, JOLIET, KANKAKEE, KENTLAND, LEMONT, LOMBARD, MERRILLVILLE, MOROCCO, MUNDELEIN, NAPERVILLE, OAK LAWN, ORLAND PARK, OXFORD, PARK FOREST, PAXTON, PORTAGE, RENSSELAER, ROSELAWN, SCHAUMBURG, VALPARAISO, WATSEKA, WAUKEGAN, WHEATON, AND WILMINGTON.

What: Flash flooding caused by excessive rainfall is possible.
Where: Portions of Illinois, including the following areas, Boone, Central Cook, De Kalb, DuPage, Eastern Will, Grundy, Kane, Kankakee, Kendall, La Salle, Lake IL, Lee, Livingston, McHenry, Northern Cook, Northern Will, Ogle, Southern Cook, Southern Will and Winnebago and northwest Indiana, including the following areas, Lake IN and Porter.
When: Until 11 PM CDT this evening.
Impacts: Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Underpasses may be flooded. Roads and streets may be flooded.
Additional Details: - Multiple rounds of heavy showers and thunderstorms are possible this afternoon and evening, with rain rates up to 1 to 3 inches per hour. The most likely areas for flooding include urban areas and locations and received heavy rainfall over the last few days. - http://www.weather.gov/safety/flood

A Flood Watch for flash flooding means rapid-onset flooding is possible, but not yet certain, based upon the latest forecasts. Flash flooding is a dangerous situation. Persons with interests along area rivers, creeks, and other waterways should monitor the latest forecasts and be prepared to take action should flooding develop.

At 810 PM CDT, severe thunderstorms were located along a line extending from Darien to near Joliet, moving east at 55 mph.
Hazard: 70 mph wind gusts.
Source: Radar indicated.
Impact: Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include Joliet, Orland Park, Lockport, New Lenox, Homer Glen, Mokena, Lemont, Burr Ridge, Willowbrook, Willow Springs, Tinley Park, Frankfort and Frankfort Square.

A Tornado Watch remains in effect until 900 PM CDT for northeastern Illinois. 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. For your protection move to an interior room on the lowest floor of a building.