FXUS64 KEWX 101135
AFDEWX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
535 AM CST THU DEC 10 2009
.AVIATION...
OVERRUNNING CLOUDINESS WILL INCREASE TODAY THROUGH FRIDAY.
5 THSD TO 10 THSD SCT WITH CIGS AT OR ABOVE 25 THSD FT IS
EXPECTED THROUGH THIS EVENING AND THEN BECOMING CIGS 4 THSD
TO 8 THSD OVC THIS EVENING TO CIGS 2 THSD TO 3 THSD OVC
EARLY FRIDAY MORNING THRU NOON FRIDAY. THERE WILL BE A
CHANCE OF LIGHT RAIN DEVELOPING FRIDAY MORNING...POSSIBLY
CAUSING OCCASIONAL CIGS 1 THSD TO 2 OVC AND VSBYS 3 TO 5
MILES IN LIGHT RAIN AND FOG. EAST TO NORTHEAST WINDS ARE
EXPECTED TO PREVAIL...AROUND 10 TO 15 KNOTS TODAY...
5 TO 10 KNOTS TONIGHT AND AROUND 10 KNOTS FRIDAY.
&&
.PREV DISCUSSION... /ISSUED 338 AM CST THU DEC 10 2009/
DISCUSSION...
FREEZING TEMPERATURES ACROSS THE REGION THIS MORNING WILL WARM TO
THE UPPER 40S AND LOWER 50S THIS AFTERNOON. MOISTURE OVERRUNNING
THE DRY AND COLD AIRMASS WILL RESULT IN INCREASING CLOUDS TODAY
AND THE POTENTIAL FOR DRIZZLE TO DEVELOP LATE TONIGHT ACROSS OUR
SOUTHERN TIER OF COUNTIES AS A COASTAL LOW BEGINS TO DEVELOP.
ISENTROPIC LIFT ENHANCED BY THE COASTAL LOW WILL CONTINUE THROUGH
FRIDAY. THIS WILL LEAD TO CLOUDY...COOL...AND WET CONDITIONS AS
DRIZZLE AND LIGHT RAIN EXPAND ACROSS THE REGION. A GRADUAL DRYING
IS EXPECTED FROM WEST TO EAST FRIDAY NIGHT AND SATURDAY MORNING
WITH SKIES CLEARING THROUGHOUT THE DAY. AFTERNOON TEMPERATURES
SHOULD REACH THE UPPER 60S TO LOWER 70S OUT WEST UNDER MOSTLY SUNNY
SKIES. READINGS IN THE LOWER TO MID 60S ARE EXPECTED ACROSS THE
EASTERN HALF OF THE REGION WHERE SKIES WILL BE SLOWER TO CLEAR.
THE WARMING TREND WILL CONTINUE INTO THE EARLY PART OF NEXT WEEK
AS FLOW ALOFT WILL BE ZONAL AND SURFACE WINDS WILL BE SOUTHERLY.
MILD OVERNIGHT LOWS AND AFTERNOON HIGHS GENERALLY IN THE LOWER 70S
ARE EXPECTED THROUGH MONDAY NIGHT. AN APPROACHING SHORT-WAVE
TROUGH AND ASSOCIATED COLD FRONT WILL INCREASE CHANCES FOR RAIN ON
MONDAY THROUGH EARLY TUESDAY MORNING. THE TIMING AND STRENGTH OF
THE FRONT ARE STILL SOMEWHAT INCONSISTENT FROM RUN TO RUN. FOR
NOW...HAVE GONE WITH THIS SYSTEM KNOCKING TEMPERATURES BACK TO
SEASONAL NORMALS FOR THE MIDDLE OF NEXT WEEK.
&&
.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY 48 36 48 45 63 / 0 - 40 40 10
AUSTIN BERGSTROM INTL AIRPORT 50 34 48 41 61 / 0 - 40 40 10
NEW BRAUNFELS MUNI AIRPORT 49 37 48 41 64 / 0 - 40 40 10
BURNET MUNI AIRPORT 47 33 47 37 62 / 0 - 30 20 10
DEL RIO INTL AIRPORT 53 40 54 45 70 / 0 - - 10 -
GEORGETOWN MUNI AIRPORT 47 33 50 39 62 / 0 - 30 30 10
HONDO MUNI AIRPORT 52 39 50 43 66 / 0 - 30 30 -
SAN MARCOS MUNI AIRPORT 47 36 49 42 63 / 0 - 40 40 10
LA GRANGE - FAYETTE REGIONAL 49 37 49 44 60 / 0 10 60 40 20
SAN ANTONIO INTL AIRPORT 50 38 50 45 66 / 0 - 40 40 10
STINSON MUNI AIRPORT 52 40 49 44 65 / 0 - 40 40 10
&&
.EWX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&
$$
25/08
