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000
FXUS64 KHGX 251808
AFDHGX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1208 PM CST WED FEB 25 2015

.UPDATE...
SENDING OUT AN UPDATE TO END THE WINTER WEATHER ADVISORY. THE MIX
OF SLEET...SNOW...AND LIGHT RAIN HAS MOVED EAST OF THE FORECAST
AREA. THERE IS STILL A CHANCE OF LIGHT RAIN INTO THE EARLY
AFTERNOON PERIOD.

40

&&

.PREV DISCUSSION... /ISSUED 1122 AM CST WED FEB 25 2015/

AVIATION...
UPPER LOW AND ASSOCIATED LIGHT PRECIP WILL RAPIDLY MOVE EWD AND
OUT OF THE AREA IN THE NEXT FEW HOURS. EXPECT CIGS TO LIFT/DISSIPATE
AND VFR CONDITIONS AREAWIDE BY 2-3PM IF NOT EARLIER. WINDS WILL
DIMINISH EARLY THIS EVENING. MAY NEED TO KEEP AN EYE OUT FOR SOME
SHALLOW FOG DEVELOPMENT TOWARD SUNRISE THURS CONSIDERING CLR SKIES
IN PLACE. WILL KEEP AN EYE ON TRENDS BUT MAY NEED TO ADD MENTION
IN FUTURE TAFS. REINFORCING FRONT PUSHES THRU THURS MORNING &
EARLY AFTN...CAUSING AN INCREASE IN NLY WINDS AND MAYBE A BRIEF
PERIOD OF MVFR CIGS ACROSS NRN TERMINALS.  47

PREV DISCUSSION... /ISSUED 1043 AM CST WED FEB 25 2015/
A SURFACE LOW LOCATED IN THE NORTHWESTERN GULF COMBINED WITH AN
UPPER LEVEL SHORTWAVE TROUGH WAS BRINGING A LIGHT PRECIPITATION
ACROSS SE TEXAS THIS MORNING. THERE HAS BEEN A MIX OF LIGHT
RAIN...LIGHT SLEET...AND LIGHT SNOW REPORTED OVER THE NORTHERN
COUNTIES THIS MORNING...MAINLY ALONG AND NORTH OF A LINE FROM
COLLEGE STATION TO LIVINGSTON. THE 15Z RAP13 SOUNDINGS SHOWED A
FAIRLY COLD LAYER AT KCLL BETWEEN 970 MB AND 800 MB WITH THE
COLDEST TEMPERATURE AROUND -4 CELSIUS AT 900 MB. THE SOUNDING WAS
ALSO SATURATED UP TO 750 MB. GIVEN THE LIFT AND THE SIMILAR
PROFILE OF A COUPLE OF DAYS AGO...THE FORECAST SOUNDING SUPPORTS A
MIX THROUGH ABOUT NOON. BEST CHANCES FOR A WINTRY MIX WILL BE OVER
HOUSTON...TRINITY...AND MADISON COUNTIES...WITH SOME FLURRIES AND
LIGHT SLEET POSSIBLE ACROSS COLLEGE STATION...HUNTSVILLE...AND
LIVINGSTON. WILL KEEP THE WINTER WEATHER ADVISORY IN PLACE THROUGH
1 PM FOR HOUSTON...TRINITY...AND WALKER COUNTIES. WILL ADJUST IF
NEEDED LATER THIS MORNING.

CLEARING SKIES WILL THEN OCCUR LATER TODAY AND TEMPERATURES
SHOULD THEN REBOUND. MADE SOME ADJUSTMENTS TO THE TEMPERATURE AND
HUMIDITY FORECASTS. 40

&&

.PRELIMINARY POINT TEMPS/POPS...
COLLEGE STATION (CLL)      47  34  51  32  46 /  50  10  10  10  10
HOUSTON (IAH)              49  37  58  35  50 /  50  10  10  10  10
GALVESTON (GLS)            50  42  57  43  52 /  50  10  10  10  20

&&

.HGX WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
GM...SMALL CRAFT ADVISORY UNTIL 5 PM CST THIS AFTERNOON 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...40
AVIATION/MARINE...47