FLUS43 KLOT 231008
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
408 AM CST WED DEC 23 2015
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
408 AM CST WED DEC 23 2015 /508 AM EST WED DEC 23 2015/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE...TODAY AND TONIGHT.
WEATHER HAZARDS EXPECTED:
THUNDERSTORMS...WHICH WILL PRODUCE...
DAMAGING WIND GUSTS IN EXCESS OF 60 MPH.
ISOLATED TORNADOES.
AREAS AFFECTED AND TIMING:
THUNDERSTORMS WILL DEVELOP MAINLY AFTER 2PM CST AND
CONTINUE THROUGH EARLY THIS EVENING ACROSS THE ENTIRE
OUTLOOK AREA.
DISCUSSION:
AN UNSEASONABLY WARM AND MOIST AIRMASS WILL LIFT NORTH
ACROSS THE FORECAST AREA TODAY AND BRING HIGH TEMPERATURES
IN THE 60S TO THE AREA WITH DEW POINTS IN THE MIDDLE TO
UPPER 50S. STRONG SHEAR WILL BE ASSOCIATED WITH THIS
STORM SYSTEM WITH STEEPENING LAPSE RATES AND STEADILY
INCREASING INSTABILITY...SUPPORTIVE OF A FEW SEVERE STORMS
THAT MAY PRODUCE DAMAGING WINDS. WITH THE POTENTIAL FOR WINDS
AT THE SURFACE TO BACK TO THE SOUTHEAST...INCREASED TURNING
IN THE LOW LEVEL WIND FIELDS MAY ALLOW FOR AN ISOLATED
TORNADO.
WINDY CONDITIONS WILL FOLLOW THE THUNDERSTORMS THIS
EVENING ACROSS NORTHERN ILLINOIS AND NORTHWEST INDIANA.
WIND GUSTS BETWEEN 45 AND 50 MPH WILL BE POSSIBLE LATE THIS
EVENING THROUGH THE OVERNIGHT HOURS.
WATER LEVELS WILL REMAIN ELEVATED ON AREA STREAMS AND RIVERS...
MAINLY FOR PORTIONS OF THE FOX...ILLINOIS...DUPAGE...AND ROCK
RIVERS.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.
WATER LEVELS WILL REMAIN ELEVATED ON AREA STREAMS AND RIVERS...
MAINLY FOR PORTIONS OF THE FOX...ILLINOIS...DUPAGE...AND ROCK
RIVERS.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS MAY BE NEEDED THIS AFTERNOON THROUGH THIS EVENING.
&&
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