HAZARDOUS WEATHER OUTLOOK
Issue Date: 354 PM CST MON DEC 21 2009
Expiration: 600 AM CST TUE DEC 22 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN AND
CENTRAL MISSOURI AS WELL AS WEST CENTRAL AND SOUTHWEST ILLINOIS.
.DAY ONE...TONIGHT
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
PATCHY FREEZING DRIZZLE IS POSSIBLE EARLY ON TUESDAY MORNING OVER
PARTS OF CENTRAL AND NORTHEAST MISSOURI AS WELL AS WEST CENTRAL
ILLINOIS. LITTLE IF ANY ICE ACCUMULATION IS EXPECTED.
AN EXTENDED PERIOD OF RAIN IS EXPECTED FROM TUESDAY NIGHT INTO
THURSDAY. MODERATE TO HEAVY RAINFALL IS POSSIBLE AT TIMES...AND
TOTAL RAINFALL AMOUNTS OF TWO INCHES OR GREATER IS POSSIBLE BY
LATE THURSDAY. THIS COULD LEAD TO SOME LOCALIZED FLOODING GIVEN
THE GROUND IS CURRENTLY FROZEN OVER MOST OF THE AREA. ISOLATED
THUNDERSTORMS ARE ALSO POSSIBLE WHICH COULD CAUSE HEAVY RAINFALL
AT TIMES.
THE RAIN IS EXPECTED TO CHANGE TO SNOW ON THURSDAY NIGHT AND
CONTINUE INTO FRIDAY. THERE IS SOME POTENTIAL FOR ACCUMULATING
SNOW DURING THIS TIME OVER CENTRAL AND NORTHEAST MISSOURI AS WELL
AS WEST CENTRAL ILLINOIS.
WINDY CONDITIONS ARE POSSIBLE THURSDAY INTO FRIDAY AS A DEEP AREA
OF LOW PRESSURE MOVES ACROSS THE MIDWEST.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT.
&&
FOR A GRAPHICAL VERSION OF THIS INFORMATION SEE OUR
WEBPAGE AT (LOWERCASE)... HTTP://WWW.WEATHER.GOV/LSX/?N=HWO1
SPECIAL WEATHER STATEMENT
Issue Date: 348 PM CST MON DEC 21 2009
Expiration: 600 AM CST TUE DEC 22 2009
...LARGE STORM SYSTEM TAKING AIM ON CENTRAL U.S. THIS WEEK...
A LARGE STORM SYSTEM IS EXPECTED TO MOVE ACROSS THE CENTRAL UNITED
STATES HEADING INTO THE CHRISTMAS HOLIDAY. THE TIMING AND
STRENGTH OF THE STORM IS SUCH THAT IT WILL HAVE A SIGNIFICANT
IMPACT ON HOLIDAY TRAVELERS. ANYONE PLANNING TRAVEL THROUGH THE
CENTRAL U.S. SHOULD CAREFULLY MONITOR THE LATEST FORECAST FROM THE
NATIONAL WEATHER SERVICE.
THE INITIAL STAGES OF THE STORM ARE EXPECTED TO BEGIN
IMPACTING THE MIDWEST ON TUESDAY. THE STORM WILL CONTINUE ITS
INFLUENCE OVER THE AREA WEDNESDAY AND THURSDAY...BEFORE EXITING
THE CENTRAL U.S. ON CHRISTMAS DAY. A WIDE VARIETY OF WEATHER IS
EXPECTED WITH THIS STORM SYSTEM FROM SNOW ACROSS THE CENTRAL
PLAINS AND UPPER MIDWEST TO SEVERE THUNDERSTORMS ACROSS THE LOWER
MISSISSIPPI RIVER VALLEY.
GIVEN THE CURRENT WEATHER DATA...THE MOST SIGNIFICANT WINTER
WEATHER WILL REMAIN WEST AND NORTH OF THE BI-STATE REGION THROUGH
THURSDAY. HOWEVER...HEAVY RAIN APPEARS LIKELY ACROSS THE AREA.
RAINFALL ACCUMULATIONS IN EXCESS OF 2 INCHES ARE POSSIBLE WITH
THIS STORM WITH LOCALLY HIGHER AMOUNTS. HEAVY RAIN ASSOCIATED WITH
THUNDERSTORMS ONTO FROZEN GROUND COULD PRODUCE LOCALIZED FLOODING.
THE RAIN WILL CHANGE TO SNOW ON THURSDAY NIGHT...AND THERE IS SOME
POTENTIAL FOR ACCUMULATING SNOW IN CENTRAL AND NORTHEAST MISSOURI
AND WEST CENTRAL ILLINOIS EARLY CHRISTMAS MORNING.
THERE IS STILL SOME UNCERTAINTY REGARDING THE EXACT TRACK OF THE
STORM SYSTEM AND THIS COULD HAVE SIGNIFICANT IMPACTS ON THE
LOCATION AND INTENSITY OF THE WINTER WEATHER CONDITIONS.
THEREFORE...THOSE TRAVELING ACROSS THE MIDWEST THIS HOLIDAY WEEK
ARE URGED TO CAREFULLY MONITOR THE LATEST FORECAST FROM THE
NATIONAL WEATHER SERVICE.
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