THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* TORNADO WARNING FOR...
MCHENRY COUNTY...

* UNTIL 530 PM CDT

* AT 455 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
LOCATED 2 MILES NORTHWEST OF MARENGO...MOVING NORTHEAST AT 20 MPH.

IN ADDITION...A TRAINED SPOTTER REPORTED A FUNNEL CLOUD IN
ASSOCIATION WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
MARENGO...WOODSTOCK...AND WONDER LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.