Weather radar [LIVE RADAR] indicated a strong line of thunderstorms heading south in southern Wisconsin. At about 3:55 p.m. storms were just entering the northern border of Racine County. At 3:40 p.m. Racine, Wisconsin was placed under a Severe Thunderstorm Warning. As the line of thunderstorms is heading south, the radar indicates thunderstorm cells are developing westward. These storms would likely enter the northwest suburbs of Chicago by 5:00 p.m. to 6:00 p.m.
Our forecast area was placed under a Severe Thunderstorm Watch at 2:10 p.m.
TEMPERATURES HAVE RISEN TO NEAR OR A BIT ABOVE 90 DEGREES ACROSS
THE AREA AS OF EARLY AFTERNOON. COMBINED WITH DEWPOINTS IN THE
70S…HEAT INDEX VALUES WILL TOP OUT AT BETWEEN 100 AND 105
DEGREES THIS AFTERNOON AS TEMPERATURES RISE A FEW MORE DEGREES.
HOT WEATHER SAFETY PRECAUTIONS SHOULD BE TAKEN FOR ANYONE SPENDING
A PROLONGED PERIOD OF TIME OUTDOORS THROUGH THE AFTERNOON.
THE HOT AND HUMID AIRMASS IN PLACE AHEAD OF A COLD FRONT PUSHING
SOUTHWARD WILL LIKELY SET THE STAGE FOR A BROKEN LINE OF
THUNDERSTORMS MID TO LATE THIS AFTERNOON INTO THIS EVENING. STRONG
INSTABILITY COULD ALLOW FOR A FEW OF THE MOST INTENSE STORMS TO
BECOME SEVERE AND PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL…AS
WELL AS FREQUENT CLOUD TO GROUND LIGHTNING AND TORRENTIAL
DOWNPOURS. BE ALERT FOR THE POSSIBILITY OF SEVERE WEATHER LATER
TODAY INTO THIS EVENING.
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 504
NWS STORM PREDICTION CENTER NORMAN OK
210 PM CDT FRI AUG 30 2013
SEVERE THUNDERSTORM WATCH 504 IS IN EFFECT UNTIL 900 PM CDT
FOR THE FOLLOWING LOCATIONS
IL
. ILLINOIS COUNTIES INCLUDED ARE
BOONE BUREAU CARROLL
COOK DE KALB DUPAGE
GRUNDY JO DAVIESS KANE
KENDALL LAKE LA SALLE
LEE MCHENRY OGLE
PUTNAM STEPHENSON WHITESIDE
WILL WINNEBAGO
LIVE RADAR | STORM TRACKS | CLOUDS INFRARED SAT | CLOUDS VISIBLE SAT (during daylight)
WunderMap® with Temperature/Wind Data
Full Screen Motion Weather Radar (Wunderground.com)
Become a fan of The Cardinal weather page. Submit your pictures or just stay up-to-date on weather topics — go direct to the Arlington Cardinal Weather photos. For a list of all of The Cardinal Facebook fan pages, go to Arlingtoncardinal.com/about/facebook …