FLASH FLOOD WATCH
Issue Date: 908 AM CST WED DEC 23 2009
Expiration: 600 AM CST THU DEC 24 2009

...FLASH FLOOD WATCH IN EFFECT FROM NOON CST TODAY UNTIL LATE
TONIGHT...
LAZ010-TXZ150-151-153-232200-
/O.EXA.KSHV.FF.A.0020.091223T1800Z-091224T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DE SOTO-RUSK-PANOLA-SHELBY-
INCLUDING THE CITIES OF...MANSFIELD...HENDERSON...CARTHAGE...
CENTER
908 AM CST WED DEC 23 2009
...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS EXPANDED THE
* FLASH FLOOD WATCH TO INCLUDE PORTIONS OF NORTHWEST LOUISIANA
AND TEXAS...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST
LOUISIANA...DE SOTO. IN TEXAS...PANOLA...RUSK AND SHELBY.
* THROUGH LATE TONIGHT
* A STRONG STORM SYSTEM WILL MOVE INTO THE FOUR STATE REGION THIS
AFTERNOON AND TONIGHT. PLENTY OF GULF MOISTURE WILL CONTINUE TO
MOVE INTO THE REGION AHEAD OF THIS SYSTEM. SHOWERS AND
THUNDERSTORMS WILL INCREASE IN COVERAGE THROUGH THE MORNING TO
ALLOW FOR WET GROUNDS BY THIS AFTERNOON. AS THE COLD FRONT
APPROACHES...STRONG THUNDERSTORMS CAPABLE OF PRODUCING HEAVY
RAIN WILL TRAIN OVER THE AREA THIS AFTERNOON AND EVENING. A
SQUALL LINE...ALSO CAPABLE OF PRODUCING HEAVY RAINFALL...WILL
MOVE THROUGH THE AREA FROM LATE THIS EVENING THROUGH THURSDAY
MORNING. RAINFALL AMOUNTS FOR LOCATIONS ALONG AND SOUTH OF THE
INTERSTATE 20 CORRIDOR ARE EXPECTED TO TOTAL AROUND 3 INCHES
FROM THIS MORNING THROUGH THURSDAY MORNING. HOWEVER...ISOLATED
HIGHER AMOUNTS UP TO 5 INCHES WILL BE POSSIBLE...ESPECIALLY IF
CAUGHT UNDER THE HEAVIER DOWNPOURS OF THUNDERSTORMS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 546 AM CST WED DEC 23 2009
Expiration: 545 AM CST THU DEC 24 2009

Expires:200912241145;;
FLUS44 KSHV 231145
HWOSHV
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SHREVEPORT LA
545 AM CST WED DEC 23 2009
LAZ010-011-017>022-TXZ149-152-153-165>167-241145-
DE SOTO-RED RIVER-SABINE LA-NATCHITOCHES-WINN-GRANT-CALDWELL-
LA SALLE-CHEROKEE-NACOGDOCHES-SHELBY-ANGELINA-SAN AUGUSTINE-
SABINE TX-
545 AM CST WED DEC 23 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
LOUISIANA...NORTHWEST LOUISIANA...EAST TEXAS AND NORTHEAST TEXAS.
.DAY ONE...TODAY AND TONIGHT...
STRONG AND SEVERE THUNDERSTORMS ARE EXPECTED THIS AFTERNOON THROUGH
EARLY THURSDAY MORNING AS A DEVELOPING STORM SYSTEM ACROSS THE
SOUTHERN PLAINS IS FORECAST TO DRAG A STRONG COLD FRONT THROUGH
THE FOUR STATE REGION. SEVERE THUNDERSTORMS COULD DEVELOP BY THIS
AFTERNOON...AFFECTING LOCATIONS ALONG AND WEST OF A HOPE ARKANSAS TO
BOSSIER CITY LOUISIANA TO MANY LOUISIANA LINE. DAMAGING
WINDS...LARGE HAIL AND ISOLATED TORNADOES WILL BE POSSIBLE WITH
THESE THUNDERSTORMS.
BY LATE THIS EVENING...THUNDERSTORMS ARE EXPECTED TO DEVELOP INTO
A SQUALL LINE AND MOVE EASTWARD. THE MAIN THREAT OF SEVERE WEATHER
WILL TRANSITION MORE TO DAMAGING WINDS AND HEAVY RAIN AS THE
SQUALL LINE DEVELOPS...ALTHOUGH ISOLATED TORNADOES AND LARGE HAIL
STILL REMAIN POSSIBLE.
LOCALLY HEAVY RAINFALL WILL BE POSSIBLE WITH THIS ACTIVITY TODAY.
RAINFALL AMOUNTS OF UP TO 2 INCHES CAN BE EXPECTED...ALTHOUGH ISOLATED
HIGHER AMOUNTS CAN NOT BE RULED OUT. THIS RAINFALL COULD LEAD TO
PONDING OF ROADWAYS AND LOW LYING AREAS.
AT THIS TIME...THE SQUALL LINE IS EXPECTED TO MOVE ACROSS EAST
TEXAS AND SOUTHEAST OKLAHOMA LATE THIS EVENING INTO EARLY THURSDAY
MORNING...CROSSING INTO NORTHERN LOUISIANA AND SOUTHWEST ARKANSAS
BY SUNRISE THURSDAY MORNING.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...
THE SQUALL LINE IS EXPECTED TO LEAVE EASTERN PORTIONS OF THE FOUR
STATE REGION BY NOON THURSDAY.
BEYOND THURSDAY AFTERNOON...THE PROBABILITY FOR HAZARDOUS WEATHER
IS LOW.
.SPOTTER INFORMATION STATEMENT...
ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY
MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS MAY BE
NEEDED THIS AFTERNOON THROUGH THURSDAY MORNING.
$$