...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DE KALB...
BOONE...NORTHWESTERN GRUNDY...SOUTHEASTERN WINNEBAGO...NORTHERN
OGLE...WESTERN MCHENRY...NORTHERN LA SALLE...KENDALL AND KANE
COUNTIES UNTIL 545 PM CDT...
AT 513 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 5 MILES SOUTH OF BELVIDERE TO ELBURN TO YORKVILLE TO 6
MILES SOUTH OF MARSEILLES...AND MOVING EAST AT 70 MPH.
THESE ARE VERY DANGEROUS STORMS.
HAZARD...80 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED. FLYING DEBRIS WILL BE
DANGEROUS TO PEOPLE AND ANIMALS. EXPECT CONSIDERABLE DAMAGE
TO ROOFS...WINDOWS AND VEHICLES. EXTENSIVE TREE DAMAGE AND
POWER OUTAGES ARE LIKELY.
SEVERE THUNDERSTORMS WILL BE NEAR...
MARENGO AND HUNTLEY AROUND 525 PM CDT.
OTHER LOCATIONS IN THE WARNING INCLUDE UNION AND PINGREE GROVE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS AN EXTREMELY DANGEROUS SITUATION WITH TORNADO LIKE WIND
SPEEDS EXPECTED. MOBILE HOMES AND HIGH PROFILE VEHICLES ARE
ESPECIALLY SUSCEPTIBLE TO WINDS OF THIS MAGNITUDE AND MAY BE
OVERTURNED. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A BUILDING. THESE STORMS HAVE THE POTENTIAL TO CAUSE
SERIOUS INJURY AND SIGNIFICANT PROPERTY DAMAGE.
INTENSE SQUALL LINES CAN SOMETIMES PRODUCE BRIEF TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY...IT IS BEST TO MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A BUILDING. THIS STORM MAY CAUSE SERIOUS INJURY AND
SIGNIFICANT PROPERTY DAMAGE.
&&
LAT...LON 4210 8835 4166 8830 4143 8835 4131 8916
4140 8897 4169 8883 4189 8891 4211 8913
4208 8945 4210 8950 4229 8927 4250 8892
4250 8868
TIME...MOT...LOC 2216Z 255DEG 62KT 4219 8876 4191 8843
4171 8836 4126 8865
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...80MPH