Flash Flood Warnings In Effect On North Shore Tuesday

WINNETKA, IL — A flash flood watch remains in effect throughout the north suburbs through early Wednesday morning. The weather alert was upgraded to a flood warning in Lake County as 2 to 4 inches of rain fell over the Des Plaines River basin. Recent heavy rains make the region vulnerable to flash flooding, according to the National Weather Service.

The ground remains moist, streams are running high, the Skokie River has overflowed and water levels on the Des Plaines River rose to 8.9 feet, nearly 2 feet above flood stage. Some flooded roads and creeks will be slow to receded overnight. The river is projected to fall below flood levels Sunday morning, according to weather officials.

Motorists who encounter flooded or closed roads were reminded to turn around to avoid getting stranded or worse. Most flood death occur in vehicles.

Some isolated severe storms have brought damaging winds and flooding in the north suburbs, where a flood warning was issued until 9:30 p.m. for several north and northwest suburban counties.

FLOOD WARNING for Lake, McHenry, Boone Counties in Illinois until 9:30pm. More heavy rain moving into this area from now thru at least 10pm. pic.twitter.com/CEUkwrc5l2
— Larry Mowry (@LarryABC7) June 27, 2018

Thunderstorms were predicted to continue across northern Illinois through the late evening Tuesday, according to weather officials .

Thru 6pm, t-storms over nrn IL in outlined area will be capable of torrential rain & flooding, gusty winds, brief, iso'd funnel clouds & psbly a brief, weak tornado. Head indoors if funnel cloud touches down. Be alert for flooding while driving. #ilwx pic.twitter.com/Ldp8dvIT5V
— NWS Chicago (@NWSChicago) June 26, 2018

More than 1,000 flights scheduled to fly out of O'Hare were reportedlydelayed, with more than 600 cancelled. At Midway, there are nearly 700 flights cancelled and over 1,300 delayed as of around 7 p.m. Tuesday.

In Highland Park, several roads were closed due to flooding , including Trail Way at Half Day Road to Parkside Drive, Rollingwood Road and Red Oak Lane from Burr Oak Lane to Lake Cook Road. Flooding was also reported under the viaduct at Lake Cook Road west of Skokie Valley Road, city officials announced, while Tanglewood Court and Taylor Avenue at Perennial Lane were also flooded.

In Lake Forest, flooding interrupted traffic on Route 41 at the Deerpath Road underpass, according to police, and in Lake Bluff, police said the Sheridan Road viaduct was closed due to flooding.

Tuesday evening in Will County, a tornado warning was issued, with a twister reportedly touching down in Manhattan.

7:37PM: Tornado Warning for Will County expired at 7:30PM. Cell has weakened & moved into Cook County. #ILwx pic.twitter.com/3YQ6nvJAEk
— Mike Hamernik (@MikeHamernik) June 27, 2018

Dangerous heat is expected later this week, as warmer temperatures lead to significant excessive heat risk Friday.

Hot and humid on Friday and Saturday with heat indices expected to reach the 100-110 degree range. pic.twitter.com/TpAeL3GqsX
— NWS Chicago (@NWSChicago) June 26, 2018

During a flood warning last Friday, standing water from heavy rains forced the CTA Yellow Line to temporarily halt service to Skokie.

Showers along with a few storms will continue into early overnight. The severe weather threat has eased, with a small chance south of I-88 for a stronger storm. North of I-88, areas of standing water & flooded creeks into the overnight due to heavier rain from today. #ILwx #INwx pic.twitter.com/feH0ytOX93
— NWS Chicago (@NWSChicago) June 27, 2018