Area Forecast Discussion
Issued by NWS Houston/Galveston, TX

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000
FXUS64 KHGX 202147
AFDHGX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
347 PM CST SAT DEC 20 2014

.DISCUSSION...
SKIES HAVE STAYED CLOUDY ACROSS ALL OF SOUTHEAST TEXAS FOR MOST OF
THE DAY. THERE HAVE BEEN A FEW BREAKS IN THE CLOUDS ACROSS EASTERN
AREAS. BUT NOT EXPECTING THE CLEARING TREND TO CONTINUE...WITH
CLOUDY CONDITIONS COMING BACK WHERE THERE ARE BREAKS THIS AFT/EVE.
EXPECTING SLIGHTLY WARMER TEMPERATURES TOMORROW AS NAM/GFS
FORECAST SOUNDINGS DO INDICATE SOME DRYING AT THE LOWER LEVELS.
TOMORROW...HAVE SKIES BECOMING PARTLY CLOUDY TOMORROW AFT.

ON MONDAY...ONSHORE WINDS RETURN TO THE AREA AND MAX TEMPS WILL
LIKELY MAKE IT INTO THE LOWER 70S FOR A LARGE PORTION OF SE TX.
MODEL SOUNDINGS INDICATE SOME CLOUDS ACROSS THE AREA...AND HAVE
AGAIN TRENDED ON THE LOWER END OF GUIDANCE TO ACCOUNT FOR THIS.
THERE IS A VERY SLIGHT CHANCE OF PRECIP ON MONDAY IN A
ASSOCIATION WITH A WARM FRONT THAT WILL MOVE INLAND BUT CHANCES
ARE TOO LOW TO MENTION IN THE GRIDS AT THIS TIME.

THE NEXT MAJOR WEATHER FEATURE TO IMPACT SE TX IS AN UPPER LEVEL
TROUGH CURRENTLY DIGGING INTO THE SW U.S. A COLD FRONT IS
EXPECTED TO MOVE THROUGH THE AREA FROM TUESDAY MORNING INTO THE
EARLY AFTERNOON. THE NAM...GFS...AND ECMWF ALL AGREE WITH THE
TIMING OF THE FRONT. MODELS SUGGEST THE FRONT BEING IN THE
NORTHERN PART OF THE CWA AT 12Z AND TO THE COAST BY 18-21Z.
SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE POSSIBLE ALONG THE
FRONT AND POPS MAY STILL NEED TO BE ADJUSTED. COOLER AND DRIER
CONDITIONS CAN BE EXPECTED BEHIND THE FRONT WITH LOWS FALLING
BACK INTO THE 30S FOR SOME AREAS. THE NEXT FRONT IS EXPECTED LATE
FRIDAY. 13

&&

.MARINE...

HIGH PRESSURE BRIEFLY SETTLING OVER THE REGION TONIGHT BEFORE MOVING
OFF TO THE EAST TOMORROW. WINDS/SEAS HAVE DECREASED ACCORDINGLY WITH
NO MORE FLAGS/ADVISORIES EXPECTED UNTIL MAYBE MON NIGHT (AS THE GRA-
DIENT TIGHTENS AHEAD OF THE NEXT FRONT). THIS BOUNDARY STILL FCST TO
MOVE INTO THE COASTAL WATERS TUES AFTN. THE VERY COLD AIRMASS BEHIND
THE FRONT COULD PRODUCE WIND GUSTS NEAR/OVER GALE FORCE BY TUES EVE/
EARLY WEDS MORNING. 41

.PRELIMINARY POINT TEMPS/POPS...
COLLEGE STATION (CLL)      44  61  50  69  52 /   0   0  10  10  10
HOUSTON (IAH)              46  62  50  71  58 /   0   0  10  10  20
GALVESTON (GLS)            52  61  55  68  61 /  10  10  10  10  20

&&

.HGX WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
GM...SMALL CRAFT SHOULD EXERCISE CAUTION UNTIL 6 PM CST THIS EVENING
     FOR THE FOLLOWING ZONES: WATERS FROM FREEPORT TO THE
     MATAGORDA SHIP CHANNEL 20 NM TO 60 NM...WATERS FROM HIGH
     ISLAND TO FREEPORT 20 TO 60 NM.

&&

$$

DISCUSSION...13



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