Regional Weather Summary
Issued by NWS Chicago, IL

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AWUS83 KLOT 131302
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ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
140115-

WEATHER SUMMARY FOR NORTHERN ILLINOIS AND NORTHWEST INDIANA
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
802 AM CDT SUN APR 13 2014 /902 AM EDT SUN APR 13 2014/

SKIES WERE MOSTLY CLOUDY ACROSS MUCH OF NORTHERN ILLINOIS AND
NORTHWEST INDIANA OVERNIGHT. SCATTERED THUNDERSTORMS DEVELOPED
OVER NORTHERN ILLINOIS...A FEW OF WHICH PRODUCED SOME LARGE HAIL
UP THE THE SIZE OF HALF DOLLARS. LOW TEMPERATURES THIS MORNING
WERE RATHER MILD...IN THE LOW 60S GENERALLY SOUTH OF I-88 IN
NORTHERN ILLINOIS AND NORTHWESTERN INDIANA. CLOSER TO THE
WISCONSIN BORDER...RAIN COOLED AIR ALLOWED FOR TEMPERATURES TO
DROP INTO UPPER 40S TO LOWER 50S.

MORE RAIN AND THUNDERSTORMS ARE LIKELY TODAY. A STRONG...QUASI-
STATIONARY FRONTAL SYSTEM EXTENDS FROM DEEPENING LOW PRESSURE OVER
KANSAS INTO SOUTHERN WISCONSIN AND CENTRAL LAKE MICHIGAN. THE LOW
WILL TRACK NORTHEASTWARD ALONG THE FRONT...FOCUSING STRONG
SHOWERS AND THUNDERSTORMS. ALSO...A PERSISTENT FETCH OF
WARM...MOIST AIR AHEAD OF THE FRONT WILL OVERRUN THE BOUNDARY WITH
MORE PERSISTENT RAIN AND SCATTERED THUNDERSTORMS. VERY HEAVY
RAINFALL IS POSSIBLE THIS AFTERNOON AND EVENING THAT COULD CAUSE
FLOODING OF LOW LYING AREAS AND ALONG RIVERS AND STREAMS. THE
HIGHEST RAIN TOTALS WILL BE ACROSS NORTH CENTRAL AND NORTHWEST
ILLINOIS WHERE UP TO 3 INCHES OF RAINFALL WILL BE POSSIBLE. HIGHS
TODAY WILL BE IN THE MID 60S NEAR THE WISCONSIN BORDER TO THE
MID 70S SOUTH OF INTERSTATE 80. MUCH COLDER AIR WILL MOVE IN ON
THE BACKSIDE OF THE STORM SUNDAY NIGHT. THE SYSTEM WILL DEPART
EAST ON MONDAY WITH SOME LINGERING LIGHT RAIN...PERHAPS CHANGING
OVER TO SOME LIGHT SNOW. IT WILL BE WINDY AND UNSEASONABLY
COLD ON MONDAY AND TUESDAY...WITH HIGHS IN THE LOWER AND MID 40S.
BY TUESDAY MORNING...LOW TEMPERATURES ARE EXPECTED TO BE IN THE
LOWER TO MIDDLE 20S.

$$

KREIN

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