CHICAGO (CBS) – A tornado clock has been issued for most of northern and central Illinois and northwest of Indiana, as a severe weather threat Monday night comes in two waves.
A severe thunderstorm was issued for Northwest Indiana just before noon. 17.00. The warning covers Jasper, Porter and Newton counties until 6 p.m. 17.45, according to the National Weather Service.
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(Credit: CBS)
The Weather Service issued a tornado clock to dozens of counties in Illinois and five in northwest Indiana until 9 p.m.
According to CBS 2 meteorologist Mary Kay Kleist, the first wave of storms moved in Monday afternoon and the next just behind it from 4pm to 8pm
(Credit: CBS)
So far, clouds and steady rain have kept the atmosphere under control. But a strong wave at the upper level will move through over the next few hours, bringing strong winds and gusty, southerly winds.
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(Credit: CBS)
Radar signatures are “sneaky” because they do not look so impressive, but short tornadoes can quickly form without a clear sign of our speed traces.
(Credit: CBS)
Any storm that forms will move quickly, generally north at 50 mph.
TONIGHT: Serious threat through Monday night. Low 59.
TUESDAY: Mostly cloudy. Cooler. High 71.
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WEDNESDAY: Possibility of storm. High 73.
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