890
WWUS83 KLOT 171235
SPSLOT

Special Weather Statement
National Weather Service Chicago/Romeoville
735 AM CDT Sun Aug 17 2025

ILZ021-107-171300-
Grundy IL-Southern Will IL-
735 AM CDT Sun Aug 17 2025

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN WILL AND EAST
CENTRAL GRUNDY COUNTIES THROUGH 800 AM CDT...

At 734 AM CDT, Doppler radar was tracking a strong thunderstorm over
Coal City, moving southeast at 20 mph.

HAZARD...Localized wind gusts up to 40 to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Coal City, Braceville, Braidwood, Godley, Diamond, Carbon Hill, and
Gardner.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4133 8842 4136 8824 4120 8810 4120 8824
      4119 8825 4119 8832
TIME...MOT...LOC 1234Z 328DEG 19KT 4130 8831

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

$$

RC