FLUS43 KLOT 150940
HWOLOT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
440 AM CDT TUE MAR 15 2016
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-
440 AM CDT TUE MAR 15 2016 /540 AM EDT TUE MAR 15 2016/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE...TODAY AND TONIGHT.
WEATHER HAZARDS EXPECTED:
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE WITH:
HAIL TO THE SIZE OF QUARTERS.
ISOLATED WIND GUSTS IN EXCESS OF 60 MPH.
A TORNADO OR TWO.
AREAS AFFECTED AND TIMING:
SCATTERED THUNDERSTORMS ARE POSSIBLE TODAY WITH A LOW SEVERE
RISK DURING THE DAY. STRONG TO SEVERE THUNDERSTORMS ARE THEN
EXPECTED TO DEVELOP ACROSS WESTERN ILLINOIS LATE THIS AFTERNOON
TO SUNSET AND PROGRESS QUICKLY NORTHEAST. THESE SHOULD NEAR THE
INTERSTATE 39 CORRIDOR BETWEEN 7 AND 10 PM AND INTO NORTHEAST
ILLINOIS AND NORTHWEST INDIANA MAINLY AFTER 9 PM. STORMS SHOULD
BE MAINLY DONE ACROSS THE AREA BY MIDNIGHT.
DISCUSSION:
AN AREA OF SHOWERS AND STORMS WILL APPROACH AND POTENTIALLY
MOVE INTO NORTH CENTRAL ILLINOIS DURING THE MID MORNING. THESE
WILL VERY LIKELY BE ON A DIMINISHING TREND WITH SEVERE WEATHER
NOT ANTICIPATED. SCATTERED STORMS ARE POSSIBLE THIS
AFTERNOON...AGAIN WITH A LOW SEVERE RISK. IMMEDIATELY AHEAD OF
A STRONG LOW PRESSURE SYSTEM...STRONG STORMS OVER WESTERN
ILLINOIS LATE TODAY WILL MOVE INTO NORTH CENTRAL ILLINOIS THIS
EVENING. SOME OF THESE WILL LIKELY BE SUPERCELLS AND THUS BRING
A RISK OF HAIL...WITH LESSER RISKS BUT STILL POTENTIAL FOR A
TORNADO OR STRONG WINDS. CONFIDENCE IN AT LEAST SCATTERED
SEVERE WEATHER INTO NORTH CENTRAL ILLINOIS IS MEDIUM. AS THE
STORMS MOVE TOWARD AND EAST OF THE INTERSTATE 55
CORRIDOR...CONFIDENCE DROPS AS THE STORMS COULD BEGIN TO LOSE
THEIR PUNCH LATER THIS EVENING.
THERE IS THE POSSIBILITY OF A FEW 50 MPH GUSTS BEHIND A STRONG
COLD FRONT LATE TONIGHT.
MINOR RIVER FLOODING WILL CONTINUE ALONG PARTS OF THE IROQUOIS
RIVER.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.
GUSTY WEST SOUTHWEST WINDS TO AT LEAST 50 MPH ARE LIKELY
WEDNESDAY...AND GUSTS IN EXCESS OF 60 MPH ARE POSSIBLE.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS MAY BE NEEDED BY AROUND SUNSET ACROSS NORTH CENTRAL
ILLINOIS AND ELSEWHERE AFTER 9 PM.
&&
GENERAL STORM MOTION OF THE DAY:
MOVING FROM SOUTHWEST TO NORTHEAST AT 50 MPH.
&&
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