Alexis, IL Special Weather Statement

HAZARDOUS WEATHER OUTLOOK

Issued:

400 PM CST THU JAN 8 2009

Expires:

500 AM CST FRI JAN 09 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...TONIGHT SNOW WILL DEVELOP OVER THE OUTLOOK AREA MAINLY AFTER MIDNIGHT...AND GENERALLY ALONG AND NORTH OF THE INTERSTATE 80 CORRIDOR. SNOW AMOUNTS OF 1 TO 2 INCHES ARE EXPECTED OVER PORTIONS OF NORTHEAST IOWA AND NORTHWEST ILLINOIS...ROUGHLY NORTH OF A CEDAR RAPIDS TO STERLING ROCK FALLS LINE. A FEW LOCATIONS ALONG THE HWY 20 CORRIDOR MAY APPROACH 3 INCHES. LESSER AMOUNTS OF UP TO AN INCH ARE EXPECTED FURTHER SOUTH THROUGH THE INTERSTATE 80 CORRIDOR. MINOR FLOODING IS ONGOING ON THE ROCK RIVER IN NORTHWEST ILLINOIS. THE FLOODING MAY BE COMPOUNDED BY ICE ACTION ON CERTAIN PORTIONS OF THE RIVER. SEE THE LATEST FLOOD STATEMENT FOR UPDATED INFORMATION. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY MODERATE SNOWFALL WILL TAPER OFF TO LIGHT SNOW FRIDAY MORNING FOR AREAS NORTH OF HIGHWAY 30... WITH ADDITIONAL ACCUMULATIONS AN INCH OR LESS. SOUTH OF HIGHWAY 30...THE SNOW WILL EITHER MIX WITH OR CHANGE OVER TO SOME FREEZING DRIZZLE BEFORE ENDING BY MIDDAY. THE SNOW IS THEN EXPECTED TO INCREASE AGAIN NORTH OF HIGHWAY 30 DURING THE MID AND LATE AFTERNOON PERIOD...WITH SOME LIGHT ADDITIONAL ACCUMULATIONS POSSIBLE BY EARLY FRIDAY EVENING. FRIDAY NIGHT...AS THE MAIN STORM SYSTEM SKIRTS ALONG AND SOUTH OF THE AREA...SNOW WILL CONTINUE TO INCREASE ACROSS THE AREA WITH PERHAPS A BRIEF PERIOD OF SLEET SOUTH OF HIGHWAY 30. AREAS ALONG AND NORTH OF HIGHWAY 30 WILL HAVE THE BEST CHANCES OF SEEING WIDESPREAD ACCUMULATIONS OF 2 TO 5 INCHES BY SATURDAY MORNING...WITH LOCALLY HIGHER AMOUNTS APPROACHING 7 INCHES POSSIBLE...ESPECIALLY ALONG AND NORTH OF THE HIGHWAY 20 CORRIDOR. A LONG DURATION WINTER WEATHER ADVISORY HAS BEEN ISSUED TO COVER ALL THESE ROUNDS OF SNOW FROM MIDNIGHT TONIGHT...THROUGH SATURDAY MORNING GENERALLY ALONG AND NORTH OF A LINE FROM CEDAR RAPIDS...TO CLINTON AND STERLING. ANOTHER STORM SYSTEM IS FORECAST TO AFFECT THE REGION SUNDAY NIGHT INTO MONDAY BRINGING MORE SNOW TO THE AREA. BEHIND THIS STORM SYSTEM...ARCTIC AIR WILL MOVE INTO THE MIDWEST RESULTING IN TEMPERATURES WELL BELOW NORMAL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT. HOWEVER... ANY SNOWFALL REPORTS WILL BE GREATLY APPRECIATED.