CHICAGO (CBS) — A tornado warning has been issued for parts of Cook and DuPage counties until 7:15 p.m., after a severe thunderstorm capable of producing a tornado was located the northwest suburbs, moving east at 30 mph. An earlier tornado warning in northeastern Kane County has been canceled.
CBS 2 Meteorologists Mary Kay Kleist and Albert Ramon report no funnel clouds have been spotted from that storm system, although the system is producing heavy rain, and hail and severe winds are also possible.
The National Weather Service said there have been reports of a rotating wall cloud near Big Timber, Illinois, with strong rotation directly over Streamwood, heading into Hanover Park and Roselle. People in those areas should take cover.
A severe thunderstorm warning and a tornado watch also have been issued for parts of the Chicago area, as Chicagoland prepares for possibly the hottest temperatures in a decade in the next couple days.
The National Weather Service has issued a severe thunderstorm warning for Cook, Kane, Lake, and McHenry counties until 7 p.m.
According to the National Weather Service, around 5:45 p.m., a severe thunderstorm was spotted near Huntley, moving east at 35 mph. The storm could bring golf ball-sized hail and 60 mph winds.
A tornado watch also has been issued for Boone, Cook, DeKalb, DuPage, Kane, Kankakee, Kendall, Lake, McHenry, and Will counties in Illinois; and Jasper, Lake, Newton and Porter counties in Indiana until 11 p.m.
Tuesday’s high could flirt with 100 degrees, with a forecast temp of 98. With the high humidity, the heat index will rise into the triple digits, perhaps as high as 109.
For tonight, an isolated shower or thunderstorm is possible through the late evening. Storms that do develop could turn severe quickly. Partly cloudy with patchy fog overnight. Lows will be warm in the low 70s.
A Weather Alert is in effect due to dangerous heat in the forecast for Tuesday and Wednesday afternoon. Highs on Tuesday will be in the mid to upper 90s, with heat index values as high as 105 to 109 degrees.
A high of 98° on Tuesday would be the hottest temperature in Chicago since July 25, 2012.
Wednesday will be another very hot day with temperatures in the low 80s in the morning and highs back in the mid to upper 90s in the afternoon. A daily record high is expected on Wednesday with a high of 97° in Chicago.
A Heat Advisory is in effect for the area through Wednesday evening.
A front will cross the area Wednesday night, allowing for a chance of storms.
TONIGHT: EVENING STORM CHANCE. PATCHY FOG OVERNIGHT. LOW 72.
TUESDAY: SUNNY & HOT. HIGH 98.
WEDNESDAY: SUNNY & HOT. HIGH 97. STORM CHANCE IN THE EVENING.