Here’s what you need to know about this uncommon form of extreme weather.

Storms are expected to develop to the west in Nebraska and Minnesota, moving through northwest and north central Iowa.

The Chicago area is under a flash flood watch for hours as another day of heavy rain and possible storms arrives in the ...

A Flood Watch has been issued for the Chicago area as a line of thunderstorm races east, bringing heavy lightning and ...

A line of fast-moving storms prompted severe thunderstorm warnings in the Chicago area and ground stops at O'Hare and Midway ...

A heat advisory is in effect across the Chicago area today, with storm chances set to increase through the weekend.

The Chicago area could see heavy rain and potential storms that bring them the threat for damaging winds and dangerous ...

CHICAGO - Today, the Chicago area will have multiple rounds of rain and storms moving through. A few of the storms may be strong to severe, with damaging winds possible. With the continued potential ...

The Chicago area is undergoing a second day of dangerous high temperatures Thursday, with heat index values over 100. Some severe storms are also rolling through the area. Much of the area remains ...

Highs today will stay in the low to mid-70s under cloudy skies, with just a stray shower or two possible. What will this weekend look like? Check the full forecast ...