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000
FXUS64 KEWX 231713
AFDEWX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1213 PM CDT THU MAY 23 2013

.AVIATION...
LITTLE CHANGE FOR THE NEXT 24 HOURS AS MOIST SLY LOW LEVEL WINDS
CONTINUE FROM THE GULF OF MEXICO. MVFR CIGS WERE GRADUALLY LIFTING
AND WILL BECOME VFR MOST ALL AREAS BY 18Z WITH SCT-BKN CU AT 3-4 THSD
FEET THIS AFTERNOON. SCT CU AT 4-5 THSD FEET AFTER 22Z. MVFR CIGS
REDEVELOPING AT 05-06Z ACROSS THE I35 CORRIDOR AND SPREADING WEST
TO KDRT AFTER 08Z. MVFR CIGS PREVAILING THRU 17-18Z FRIDAY. S-SELY
SURFACE WINDS AT 10-20 THIS AFTERNOON AND 5-12 KNOTS AFTER 03Z
TONIGHT.

&&

.PREV DISCUSSION... /ISSUED 640 AM CDT THU MAY 23 2013/

AVIATION...
STRATUS WITH WIDESPREAD MVFR CIGS AND PATCHY EARLY MORNING IFR
CIGS WILL LIFT AND BECOME FEW-SCT VFR CUMULUS AND CIRRUS LATE THIS
MORNING INTO EARLY AFTERNOON. STRATUS WITH WIDESPREAD MVFR CIGS
AND PATCHY LATE NIGHT IFR CIGS WILL REDEVELOP LATE THIS EVENING
INTO OVERNIGHT TONIGHT. PATCHY BR/HZ WITH MVFR VSBYS MAY PERSIST
TODAY THROUGH TONIGHT. S TO SE WINDS 5 TO 12 KTS WILL INCREASE TO
10 TO 20 KTS LATE MORNING INTO AFTERNOON AND THEN DECREASE TO 5 TO
12 KTS TONIGHT. WIND GUSTS TO 25 KTS POSSIBLE THIS AFTERNOON INTO
EARLY EVENING.

PREV DISCUSSION... /ISSUED 315 AM CDT THU MAY 23 2013/

SHORT TERM (TODAY THROUGH FRIDAY)...
AT 08Z THE 11U-3.9U SATELLITE LOOP DEPICTED STRATUS OVERSPREADING
SOUTH CENTRAL TEXAS. THE MORNING LOW CLOUDS WILL BE SUPPLANTED BY
A FEW AFTERNOON CU TOPPED BY SCATTERED CIRRIFORM CLOUDS. THE HAZE
WILL CONTINUE THANKS TO SMOKE FROM SEASONAL FIRES ACROSS MEXICO
AND CENTRAL AMERICA. HIGHS THIS AFTERNOON WILL RANGE FROM AROUND
90 ACROSS THE HILL COUNTRY TO MID/UPPER 90S ALONG THE RIO GRANDE.
LOW CLOUDS RETURN TONIGHT DUE TO THE PERSISTENT S TO SE LOW LEVEL
FLOW OFF THE GULF. THERE IS A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS ACROSS THE EDWARDS PLATEAU ON FRIDAY AS THE 00Z
HI-RES MODELS AND 06Z NAM12 MODEL DEPICT A WEAKENING MCS MOVING
SE INTO THE REGION. OTHERWISE FRIDAY WILL BE MUCH LIKE TODAY WITH
AFTERNOON HIGHS AT OR SLIGHTLY ABOVE NORMAL.

LONG TERM (FRIDAY NIGHT THROUGH WEDNESDAY)...
WE WILL MAINTAIN LOW END POPS ACROSS THE EDWARDS PLATEAU AND RIO
GRANDE PLAINS FRIDAY NIGHT THRU SATURDAY. UPSLOPE FLOW OVER THE
HIGHER ELEVATIONS OF NORTHEAST MEXICO WILL RESULT IN THE
DEVELOPMENT OF ISOLATED CONVECTION. A WEAK DISTURBANCE MOVING NE
ALONG THE PERIPHERY OF THE UPPER LEVEL RIDGE MAY ASSIST IN
ALLOWING THE CONVECTION TO HOLD TOGETHER...MOVING ACROSS THE RIO
GRANDE. OTHERWISE THE MEMORIAL DAY WEEKEND WILL BE SUMMER-LIKE
WITH TEMPERATURES SLIGHTLY ABOVE NORMAL. THE NEXT CHANCE FOR
SHOWERS AND THUNDERSTORMS WILL BE LATE NEXT WEEK AS THE UPPER
RIDGE OVER TEXAS BREAKS DOWN WITH THE APPROACH OF AN UPPER LEVEL
TROF.

&&

.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY              72  93  72  93  71 /   0  10  10  10  -
AUSTIN BERGSTROM INTL AIRPORT  71  91  71  92  69 /   0  10  10  10  -
NEW BRAUNFELS MUNI AIRPORT     71  92  70  92  70 /   0  10  10  10  -
BURNET MUNI AIRPORT            69  89  69  89  68 /   0  10  10  10  -
DEL RIO INTL AIRPORT           75  94  75  93  73 /   0  20  20  20  -
GEORGETOWN MUNI AIRPORT        70  89  70  90  69 /   0  10  10  10  -
HONDO MUNI AIRPORT             73  94  73  92  71 /   0  10  10  10  -
SAN MARCOS MUNI AIRPORT        72  91  72  91  70 /   0  10  10  10  -
LA GRANGE - FAYETTE REGIONAL   73  91  73  90  71 /   0  10  10  10  -
SAN ANTONIO INTL AIRPORT       73  92  73  91  72 /   0  10  10  10  -
STINSON MUNI AIRPORT           73  92  73  91  71 /   0  10  10  10  -

&&

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

$$

MESOSCALE/AVIATION...01
SYNOPTIC/GRIDS...05