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000
FXUS64 KEWX 261105
AFDEWX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
505 AM CST TUE FEB 26 2013

.AVIATION...
VFR CONDITIONS WILL PREVAIL THROUGH THE TAF PERIOD AS HIGH
PRESSURE BUILDS INTO THE REGION. SFC WINDS THIS MORNING WILL
MOSTLY BE W-NWRLY 5 TO 10 KTS...WITH OCCASIONAL GUSTS OF 15 TO 20
KTS. GUSTS WILL SUBSIDE DURING THE LATE MORNING HOURS...AS
SUSTAINED WINDS SHIFT TO THE W-SW. A COLD FRONT WILL ARRIVE AT
AREA TAF SITES BETWEEN 12-15Z WEDS...BRINGING NW-NLY WINDS OF 15
TO 20 KTS.

&&

.PREV DISCUSSION... /ISSUED 406 AM CST TUE FEB 26 2013/

DISCUSSION...
MOSTLY CLEAR SKIES AND LIGHTER WINDS EARLY THIS MORNING HAVE
BROUGHT COLD AND DRY CONDITIONS TO THE HILL COUNTRY AND
SOUTH CENTRAL TEXAS. FOR TODAY...MOSTLY SUNNY SKIES ARE EXPECTED...
WITH MILD AFTERNOON HIGHS FOR LATE FEBRUARY. SCATTERED HIGH
CLOUDS THIS AFTERNOON WILL CONTINUE TO MOVE OVER SOUTH CENTRAL
TEXAS TONIGHT...IN ADVANCE OF ANOTHER DRY COLD FRONT THAT IS
FORECAST TO MOVE ACROSS SOUTH CENTRAL TEXAS WEDNESDAY...BRINGING
BREEZY AND DRY NORTH WINDS. COOLER DAYTIME HIGHS ARE EXPECTED IN
WAKE OF THE COLD FRONT ON WEDNESDAY.  THE DRY CONDITIONS AND
COOLER AIR WEDNESDAY WILL SETUP ANOTHER COLD NIGHT WEDNESDAY
NIGHT...WITH LOWS IN THE UPPER 20S TO NEAR 30 OVER THE HILL
COUNTRY TO 30S OVER ADJACENT PARTS OF SOUTH CENTRAL TEXAS.
DRY AND COOL CONDITIONS WILL CONTINUE ON THURSDAY...AS NORTH TO
NORTHEAST WINDS BRING A REINFORCING WAVE OF COOLER AIR ACROSS THE
REGION...BRINGING SLIGHTLY COOLER DAYTIME HIGHS FOR THURSDAY.

ON FRIDAY...A S/W TROF IN WEST TO NORTHWEST WINDS ALOFT WILL
MOVE FROM THE SOUTHERN PLAINS TO THE MISSISSIPPI VALLEY.
SHOWED PARTLY CLOUDY SKIES FOR FRIDAY...ASSOCIATED WITH THIS
FAST MOVING S/W TROF THAT WILL OVER SOUTH CENTRAL TEXAS FROM
THE NORTHWEST. AS THIS FAST MOVING WEATHER SYSTEM MOVES EAST
OF THE AREA SATURDAY...CONTINUED DRY WEATHER WILL CONTINUE.
FORECASTS STILL SHOW THE 500 HPA TROF AMPLIFYING OVER THE
SOUTHEAST U.S...AND CAUSING A WEAK 500 HPA RIDGE TO INCREASE
ACROSS SOUTH CENTRAL TEXAS FROM THE WEST ON SATURDAY AND SUNDAY.
THIS TYPE OF DRY PATTERN WILL MAINTAIN COOL NIGHTS TO WARM
AFTERNOONS FOR THIS COMING SATURDAY AND SUNDAY. BY LATE SUNDAY ON
MARCH 3RD...S/W ENERGY MOVING ACROSS THE ROCKIES WILL CAUSE LOW
PRESSURE TO INCREASE OVER WEST TEXAS AND BRING SOUTH WINDS TO THE
AREA LATE SUNDAY THROUGH MONDAY. THIS WILL BRING INCREASING
HUMIDITY FOR SUNDAY NIGHT AND MONDAY OF NEXT WEEK...AND WARMER
AFTERNOON HIGHS ON MONDAY.  COOLER TEMPERATURES WILL RETURN
ON TUESDAY...AS ANOTHER COLD FRONT COMES ACROSS THE AREA FROM
THE NORTH.

FIRE WEATHER...
ELEVATED TO NEAR CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED
WEDNESDAY...FRIDAY AND SATURDAY AFTERNOONS DUE TO LOW HUMIDITIES
AND NORTH WINDS OF 10 TO 20 MPH CAUSED BY FRONTAL PASSAGES.

&&

.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY              66  40  65  35  62 /   0   0   0   0  -
AUSTIN BERGSTROM INTL AIRPORT  66  33  65  30  62 /   0   0   0   0  -
NEW BRAUNFELS MUNI AIRPORT     68  36  67  32  63 /   0   0   0   0  -
BURNET MUNI AIRPORT            63  35  61  31  59 /   0   0   0   0  -
DEL RIO INTL AIRPORT           72  42  66  37  64 /   0   0   0   0  -
GEORGETOWN MUNI AIRPORT        63  35  63  31  61 /   0   0   0   0  -
HONDO MUNI AIRPORT             71  36  70  32  66 /   0   0   0   0  -
SAN MARCOS MUNI AIRPORT        67  36  66  32  63 /   0   0   0   0  -
LA GRANGE - FAYETTE REGIONAL   66  41  65  36  63 /   0   0   0   0  -
SAN ANTONIO INTL AIRPORT       70  40  69  35  64 /   0   0   0   0  -
STINSON MUNI AIRPORT           70  39  69  36  64 /   0   0   0   0  -

&&

.EWX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

MESOSCALE/AVIATION...25
SYNOPTIC/GRIDS...08