Weather Service: Conditions This Afternoon Could Make for Isolated Tornadoes

The National Weather Service issued a hazardous weather outlook for Tuesday that warns of thunderstorms that could produce isolated tornadoes in the Chicago area, including Cook County.

These thunderstorms may come with heavy rain, winds in excess of 60 mph, quarter-sized hail and frequent lightening strikes, the warning said.

“Additional strong to severe thunderstorms are expected to develop across Northern Illinois late this afternoon and evening and drop southeast across the outlook area,” the outlook warning continues.

Check back with Patch for important weather updates as they might develop. We'll surely be checking in with your local .

In the meantime, here's the weather outlook as of 2:30 p.m. today:

This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South southwest wind around 15 mph, with gusts as high as 25 mph.

Tonight: Showers and thunderstorms likely, mainly between 7pm and 1am. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.