Monday, April 28, 2014

Hazardous Weather Outlook for Mchenry Co., IL

FLUS43 KLOT 280923
HWOLOT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
423 AM CDT MON APR 28 2014


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-
423 AM CDT MON APR 28 2014 /523 AM EDT MON APR 28 2014/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

WEATHER HAZARDS EXPECTED:

SCATTERED THUNDERSTORMS...THE MOST INTENSE COULD PRODUCE:
HEAVY RAIN.
CLOUD TO GROUND LIGHTNING.
HAIL UP TO HALF DOLLAR SIZE.
LOCALLY DAMAGING WINDS OVER 60 MPH.
AND POSSIBLY A TORNADO.

AREAS AFFECTED AND TIMING:

THE GREATEST THREAT OF SEVERE WEATHER IS SOUTH OF INTERSTATE 80
BETWEEN 2 PM AND 10 PM THIS AFTERNOON AND EVENING.

DISCUSSION:

A STRONG WARM FRONT WILL LIFT SLOWLY NORTHWARD INTO NORTHERN
ILLINOIS THIS AFTERNOON...LIKELY STALLING OUT JUST SOUTH OF
INTERSTATE 80. SCATTERED THUNDERSTORMS ARE FORECAST TO DEVELOP
OVER WESTERN CENTRAL ILLINOIS AND ROTATE NORTH INTO THE AREA
LATER THIS AFTERNOON AND LINGERING INTO THIS EVENING. SOME OF
THE STORMS COULD PRODUCE HAIL...POSSIBLY UP TO HALF DOLLAR SIZE.
IN ADDITION...A SOMEWHAT LESSER THOUGH NON ZERO THREAT EXISTS
FOR LOCALLY DAMAGING WINDS AND POSSIBLY A BRIEF TORNADO SOUTH OF
THE WARM FRONT WHERE TEMPERATURES CLIMB WELL INTO THE 60S OR
LOWER 70S. THE INTENSITY OF THE THUNDERSTORMS SHOULD TEND TO
WANE THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A CHANCE OF THUNDERSTORMS AGAIN TUESDAY AFTERNOON AND EARLY
EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS MAY BE NEEDED THIS AFTERNOON AND EVENING SOUTH OF
INTERSTATE 80.

&&

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