Area Forecast Discussion
Issued by NWS Shreveport, LA

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000
FXUS64 KSHV 270601
AFDSHV

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SHREVEPORT LA
1201 AM CST SAT DEC 27 2014

.AVIATION...

PREVAILING IFR FLIGHT CATEGORIES AND MIX OF MVFR AT TIMES DUE TO
CIRCULATION AROUND SURFACE HIGH PRESSURE OFF TO THE EAST AND
SURFACE LOW PRESSURE AND AN APPROACHING COLD FRONT FROM THE WEST
PROVIDING LOW LEVEL MOISTURE. THIS MOISTURE ALONG WITH UPPER LEVEL
DISTURBANCES SPREADING ACROSS THE AREA IN THE SOUTHWEST FLOW FROM
THE BASE OF UPPER TROUGH OF LOW PRESSURE TO THE WEST AND RIDGE OF
HIGH PRESSURE FROM THE WESTERN ATLANTIC UP THE EASTERN SEABOARD.
IMPROVEMENT TO THE CEILINGS AND VISIBILITIES WILL BE SLOW TO OCCUR
UNTIL SUNDAY. AFTER THE FRONT MOVES THROUGH ADDITIONAL RAIN WILL
OCCUR AND POSSIBLY KEEP IFR/MVFR CATEGORIES OVERNIGHT SATURDAY
AND INTO SUNDAY. WINDS WILL BE SOUTHEAST 5-10 KNOTS...AND SHIFTING
TO THE NORTHWEST AND NORTHEAST WITH FRONTAL PASSAGE FROM NORTHWEST
TO SOUTHEAST DURING THE DAY SATURDAY. /06/

&&

.PREV DISCUSSION... /ISSUED 1002 PM CST FRI DEC 26 2014/

DISCUSSION...
MOST OF THE LIGHT RAIN HAS EXIT THE AREA ALTHOUGH PATCHY DRIZZLE
PERSISTS. MADE SOME MINOR UPDATES TO POP GRIDS TO REFLECT THESE
TRENDS. COLD FRONT IS ALSO A BIT NORTHWEST OF THE PREVIOUS FCST SO
HAVE UPDATED DEWPOINT/WIND GRIDS AS APPROPRIATE. MAX TEMP AND
HOURLY TEMP GRIDS WERE ALSO UPDATED AS LATEST MODEL GUIDANCE
INDICATES TEMPERATURES SHOULD FALL DURING THE DAY SATURDAY BEHIND
THE FRONT.

UPDATED PRODUCTS WILL BE SENT SHORTLY. /09/

PREV DISCUSSION... /ISSUED 221 PM CST FRI DEC 26 2014/

DISCUSSION...
SOUTHWEST FLOW OF MOISTURE IN THE FORM OF DRIZZLE AND RAIN
CONTINUE ACROSS MUCH OF NORTH LOUISIANA AND SOUTHWEST ARKANSAS
THIS AFTERNOON. COLD FRONT CURRENTLY ACROSS CENTRAL OKLAHOMA INTO
NORTHWEST TEXAS TO SHIFT EAST TONIGHT ALLOWING FOR INCREASED
CHANCES FOR SHOWERS AND ISOLATED THUNDERSTORMS ACROSS EAST
TEXAS...SOUTHERN ARKANSAS...AND SOUTHEAST OKLAHOMA. COLD FRONT TO
MOVE SLOWLY ACROSS THE REGION OVER THE NEXT SEVERAL DAYS ALLOWING
FOR PROLONGED PERIODS OF SHOWERS AND ISOLATED THUNDERSTORMS
THROUGH SUNDAY AFTERNOON.

A REINFORCEMENT OF COOLER TEMPERATURES EXPECTED ON SATURDAY NIGHT
AS COLD FRONT MIGRATES EASTWARD ACROSS THE REGION WITH LOW
TEMPERATURES DIPPING INTO THE MID TO UPPER 30S. ON SUNDAY...HIGH
TEMPERATURES TO CLIMB TO AROUND 50 UNDER CLOUDY SKIES WITH
CONTINUED RAIN CHANCES.

DRIER CONDITIONS EXPECTED FROM MONDAY THROUGH THE MIDDLE OF THE
WORK WEEK WITH OVERNIGHT LOW TEMPERATURES FORECAST TO BE IN THE
UPPER 20S NORTH OF INTERSTATE 20 ON TUESDAY...WEDNESDAY...AND
THURSDAY MORNINGS. OTHERWISE...HIGH TEMPERATURES IN THE 40S AND
50S EACH DAY.

EXPECT A GRADUAL WARMING TREND ON THURSDAY WITH SHOWERS AND
THUNDERSTORMS RETURNING FROM THE SOUTH ON THURSDAY AFTERNOON AS A
SURFACE LOW DEEPENS ACROSS THE GULF OF MEXICO. /05/

&&

.PRELIMINARY POINT TEMPS/POPS...
SHV  58  57  65  44  51 /  30  70  80  80  50
MLU  57  54  68  46  51 /  20  70  90  90  70
DEQ  54  51  52  35  49 /  30  70  50  40  20
TXK  58  54  57  39  49 /  30  70  70  60  30
ELD  55  54  62  43  49 /  20  70  90  80  50
TYR  64  58  58  37  50 /  30  70  70  40  30
GGG  63  58  59  39  51 /  30  70  80  60  40
LFK  68  61  68  43  52 /  30  70  80  60  50

&&

.SHV WATCHES/WARNINGS/ADVISORIES...
AR...NONE.
LA...NONE.
OK...NONE.
TX...NONE.
&&

$$

06





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