HAZARDOUS WEATHER OUTLOOK
Issue Date: 427 AM CST SUN DEC 20 2009
Expiration: 430 AM CST MON DEC 21 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.
.DAY ONE...TODAY AND TONIGHT.
LIGHT SNOW WILL OVERSPREAD MUCH OF NORTHERN ILLINOIS BY EARLY THIS
AFTERNOON..BEFORE MOVING INTO WEST CENTRAL INDIANA BY EVENING.
ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE BY THE TIME SNOW
DIMINISHES SUNDAY EVENING.
THERE IS A CONTINUED RISK OF LOCALIZED ICE JAM FLOODING ALONG
AREA RIVERS.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
ANOTHER CHANCE OF SNOW IS POSSIBLE MONDAY NIGHT INTO EARLY
TUESDAY...ESPECIALLY FOR PORTIONS OF THE OUTLOOK AREA ALONG AND
NORTH OF INTERSTATE 80.
CURRENT LONG RANGE COMPUTER MODELS INDICATE THE POTENTIAL FOR A
SIGNIFICANT WINTER STORM WHICH MAY AFFECT PORTIONS OF THE MIDWEST
DURING THE LATTER HALF OF NEXT WEEK. THIS STORM COULD PRODUCE A
COMBINATION OF ACCUMULATING SNOW...AND MIXED PRECIPITATION ACROSS
THE REGION. AT THIS DISTANCE...IT IS TOO EARLY TO DETERMINE THE
EXACT STRENGTH AND ULTIMATE PATH OF THIS STORM SYSTEM. HOWEVER...
PERSONS PLANNING TRAVEL ACROSS THE MIDWEST DURING THE CHRISTMAS
HOLIDAY PERIOD SHOULD CONTINUE TO MONITOR LATEST FORECASTS AND
STATEMENTS FROM THE NATIONAL WEATHER SERVICE FOR INFORMATION ON
THIS POTENTIAL WINTER STORM.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.
&&
COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO
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