SPECIAL WEATHER STATEMENT
Issue Date: 250 PM CST WED DEC 23 2009
Expiration: 800 PM CST WED DEC 23 2009
...INTENSE STORM SYSTEM TO AFFECT THE REGION CHRISTMAS EVE...
SEVERE THUNDERSTORMS...WINDY CONDITIONS...AND LOCALIZED FLOODING
WILL ALL BE POSSIBLE CHRISTMAS EVE AS A STRONG WEATHER SYSTEM AFFECTS
THE AREA.
AN UNUSUALLY INTENSE LOW PRESSURE CENTER WILL BE PASSING FROM
NORTHERN LOUISIANA ACROSS ARKANSAS INTO SOUTHERN MISSOURI THURSDAY.
THE LOW WILL PUSH A STRONG COLD FRONT ACROSS THE REGION FROM WEST TO
EAST THURSDAY AFTERNOON. AHEAD OF THE FRONT...A LINE OF STRONG TO
SEVERE THUNDERSTORMS WILL DEVELOP AND SWEEP ACROSS THE AREA FROM
LATE MORNING THROUGH THE AFTERNOON HOURS. ADDITIONALLY...A FEW STRONG
TO SEVERE STORMS COULD DEVELOP AHEAD OF THE LINE...WITH THE RISK OF
THIS ACTIVITY STARTING WEST OF THE MISSISSIPPI RIVER LATE TONIGHT.
THE GREATEST RISK FOR SEVERE WEATHER LOOKS TO BE SOUTH OF
INTERSTATE 20. THE THREAT FOR NUMEROUS DAMAGING WIND GUSTS...WITH THE
POTENTIAL FOR WIND GUSTS IN EXCESS OF 70 MPH...WILL EXIST IN THIS
AREA ALONG WITH THE POSSIBILITY OF TORNADOES. FARTHER TO THE NORTH...
THE SEVERE WEATHER RISK WILL BE SOMEWHAT LESS...BUT DAMAGING WINDS OF
60 MPH WILL BE POSSIBLE ALONG WITH A SLIGHT RISK OF A TORNADO.
EVEN OUTSIDE OF THE THUNDERSTORMS...THE LOW PRESSURE SYSTEM WILL
PRODUCE STRONG SOUTH TO SOUTHEAST WINDS LATE TONIGHT AND THURSDAY.
SUSTAINED WINDS OF 15 TO 30 MPH...WITH GUSTS UP TO 40 MPH...WILL BE
COMMON...WITH THE STRONGEST WINDS IN THE MISSISSIPPI DELTA REGION.
THESE TYPES OF WINDS CAN CAUSE LARGE LIMBS AND A FEW TREES TO BE
DOWNED.
FINALLY...VERY HEAVY DOWNPOURS WILL OCCUR WITH THE STRONGEST STORMS
LATE TONIGHT AND THURSDAY. THIS WILL CAUSE LOCALIZED FLOODING OF LOW
LYING AND POOR DRAINAGE AREAS. TOTAL RAINFALL AMOUNTS OF 2 TO 4
INCHES WILL BE COMMON. FLASH FLOOD WATCHES HAVE BEEN ISSUED FOR
NORTHERN AND WESTERN PORTIONS OF THE ARKLAMISS...AND MAY NEED TO BE
EXPANDED THURSDAY.
WITH MANY PEOPLE TRAVELING TO HOLIDAY FESTIVITIES THURSDAY...IT IS
EXTRA IMPORTANT TO KEEP AWARE OF THE WEATHER SITUATION. PEOPLE SHOULD
BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS...AND LISTEN FOR
POSSIBLE WATCHES AND WARNINGS.
HAZARDOUS WEATHER OUTLOOK
Issue Date: 614 AM CST WED DEC 23 2009
Expiration: 615 AM CST THU DEC 24 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MISSISSIPPI AND NORTHEAST LOUISIANA.
.DAY ONE...TODAY AND TONIGHT
GUSTY SOUTH WIND WILL DEVELOP THIS AFTERNOON AHEAD OF A STRONG LOW
PRESSURE SYSTEM APPROACHING FROM THE WEST. GUSTY WIND WILL CONTINUE
THROUGH TONIGHT. SUSTAINED WIND SPEEDS FROM 15 TO 25 MPH CAN BE
EXPECTED WITH POSSIBLE GUSTS FROM 30 TO 35 MPH. A LAKE WIND ADVISORY
HAS BEEN ISSUED FOR TODAY AND TONIGHT.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
SCATTERED TO NUMEROUS SEVERE THUNDERSTORMS WILL DEVELOP THURSDAY.
THE RISKS WITH THESE STORMS WILL BE DAMAGING WINDS...TORNADOES AND
LARGE HAIL.
AN INTENSE LOW PRESSURE SYSTEM WILL MOVE ACROSS THE AREA THURSDAY.
THIS SYSTEM WILL BE ASSOCIATED WITH STRONG WIND FIELDS THAT WILL
RESULT IN POTENT WIND SHEAR ACROSS THE REGION. ANY STORMS THAT
DEVELOP THURSDAY WILL HAVE THE POTENTIAL FOR ROTATION AND THE
POTENTIAL FOR SEVERE WEATHER.
PERIODS OF HEAVY RAINFALL WILL OCCUR IN STORMS THURSDAY. PONDING
WATER CAN BE EXPECTED AND LOCALIZED FLOODING WILL BE
POSSIBLE...ESPECIALLY IN LOW LYING AREAS AND WHERE DRAINAGE IS POOR.
A FLASH FLOOD WATCH HAS BEEN ISSUED FOR MUCH OF THE REGION FOR
THURSDAY.
.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS IS LIKELY THURSDAY.
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