Thunderstorms approaching the western suburbs- Severe thunderstorm watch issued!

Outline of Severe thunderstorm watch number 63, in effect until 11 PM CDT.

 

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
Southeast Iowa
Northern Illinois
Far northeast Missouri
Lake Michigan

* Effective this Wednesday afternoon and evening from 355 PM
until 1100 PM CDT.

* Primary threats include…
Isolated damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible

SUMMARY…Isolated severe storms may develop this evening along and
south of a slow-moving cold front. Hail and wind are the primary
hazards.

The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 50 miles south
southwest of Cedar Rapids IA to 60 miles east northeast of
Marseilles IL. For a complete depiction of the watch see the
associated watch outline update (WOUS64 KWNS WOU3).

PRECAUTIONARY/PREPAREDNESS ACTIONS…

REMEMBER…A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.

Radar and satellite imagery shows a line of thunderstorms just east of interstate 39, moving east-northeast toward the western suburbs.

This growing line of storms will reach the Fox valley area by 5 PM CDT, accompanied by locally heavy downpours. Damaging wind gusts, and hail are also possible.