HAZARDOUS WEATHER OUTLOOK
Issue Date: 412 PM CST TUE DEC 22 2009
Expiration: 415 PM CST WED DEC 23 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST
CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST
MISSOURI.
.DAY ONE...THIS AFTERNOON AND TONIGHT
A LARGE SLOW MOVING STORM SYSTEM WILL AFFECT THE ENTIRE REGION
TONIGHT THROUGH FRIDAY. AREAS OF FREEZING DRIZZLE WILL OCCUR
TONIGHT...PRIMARILY NORTH OF INTERSTATE 80. NO SIGNIFICANT ICE
ACCUMULATIONS ARE EXPECTED...BUT THIS MAY RESULT IN SLICK SPOTS ON
UNTREATED ROADS AND SIDEWALKS.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
A LARGE...SLOW MOVING WINTER STORM SYSTEM WILL CONTINUE TO AFFECT
THE AREA THROUGH THE HOLIDAY WEEKEND.
ON WEDNESDAY...FREEZING DRIZZLE...MIXED WITH SLEET AND FREEZING
RAIN WILL BE LIKELY PRIMARILY NORTH OF INTERSTATE 80. A WINTER
WEATHER ADVISORY IS IN EFFECT FOR THIS AREA FOR WEDNESDAY AND
WEDNESDAY NIGHT.
A FLOOD WATCH HAS BEEN ISSUED FOR THE ENTIRE AREA FROM WEDNESDAY
AFTERNOON THROUGH THURSDAY NIGHT. MIXED PRECIPITATION WILL CHANGE
OVER TO ALL RAIN FROM SOUTH TO NORTH WEDNESDAY NIGHT...AND
CONTINUE THROUGH MUCH OF THURSDAY. WIDESPREAD RAINFALL AMOUNTS OF
1 TO 2 INCHES ARE EXPECTED. THIS MAY LEAD TO FLOODING ON AREA
RIVERS DUE TO THE FROZEN GROUND...AND ALSO IN FLOOD PRONE AREAS
DUE TO SLOWED DRAINAGE FROM SNOW AND ICE.
THURSDAY NIGHT INTO FRIDAY...PRECIPITATION WILL CHANGE FROM RAIN
TO SNOW AS THE CENTER OF THE STORM SYSTEM PASSES TO THE NORTHWEST.
LIGHT SNOW ACCUMULATIONS WILL BE POSSIBLE...ESPECIALLY OVER EAST
CENTRAL AND NORTHEAST IOWA. A WINTER STORM WATCH REMAINS IN EFFECT
FOR THIS AREA FROM THURSDAY NIGHT INTO FRIDAY...OR FROM CHRISTMAS
EVE THROUGH CHRISTMAS DAY.
MORE DETAILED AND UPDATED INFORMATION ON THESE WINTER WEATHER
ADVISORIES AND WINTER STORM WATCHES CAN BE FOUND IN THE LATEST
WINTER WEATHER MESSAGE FROM THE NATIONAL WEATHER SERVICE QUAD
CITIES. ALSO...PLEASE SEE THE LATEST FLOOD WATCH PRODUCT FOR MORE
COMPLETE...UPDATED INFORMATION ON THE FLOOD POTENTIAL.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED...BUT REPORTS OF ICE
ACCUMULATIONS ARE ENCOURAGED AND APPRECIATED.
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