351  
FXUS64 KEWX 192335 AAA  
AFDEWX  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX  
535 PM CST THU DEC 19 2024  
   
..NEW AVIATION  
 
   
SHORT TERM  
 
(TONIGHT THROUGH FRIDAY NIGHT)  
ISSUED AT 134 PM CST THU DEC 19 2024  
   
SHORT TERM  
 
KEY MESSAGES  
 
- CONTINUED DRY AND CLEAR CONDITIONS THROUGH FRIDAY  
- A WEAK COLD FRONT WILL MOVE THROUGH THE REGION ON FRIDAY WITH A  
LIGHT FREEZE FORECAST SATURDAY MORNING ACROSS THE HILL COUNTRY  
 
CHAMBER OF COMMERCE WEATHER IS ONGOING TODAY ACROSS SOUTH-CENTRAL  
TEXAS WITH SUNNY SKIES, LOW DEW POINTS, AND TEMPERATURES IN THE 60S.  
EXPECT A CLEAR AND SEASONAL NIGHT, WITH LOW TEMPERATURES FORECAST IN  
THE MID 30S ACROSS THE HILL COUNTRY TO LOW TO MID 40S MOST OTHER  
LOCATIONS. A WEAK COLD FRONT IS FORECAST TO BACKDOOR INTO THE REGION  
FROM THE NORTHEAST ON FRIDAY. THIS WILL PRODUCE AN INCREASE IN  
NORTHEAST WINDS ALONG AND EAST OF THE I-35 CORRIDOR BY MIDDAY AND RE-  
ENFORCE THE DRY AIR IN PLACE. COLDER CONDITIONS ARE EXPECTED  
TOMORROW NIGHT ACROSS THE HILL COUNTRY, I-35 CORRIDOR, AND COASTAL  
PLAINS, WHERE LOW TEMPERATURES ARE FORECAST IN THE LOW TO MID 30S,  
AND A FEW DRAINAGE SPOTS IN THE HILL COUNTRY IN THE UPPER 20S.  
 
 
   
LONG TERM  
 
(SATURDAY THROUGH THURSDAY)  
ISSUED AT 134 PM CST THU DEC 19 2024  
 
KEY MESSAGES:  
 
- MOISTURE RETURNS WITH WARMER MORNINGS MONDAY AND TUESDAY.  
- ANOTHER STORM SYSTEM APPROACHES CHRISTMAS EVE, BRINGING THE THREAT  
FOR SHOWERS AND PERHAPS A STRONG THUNDERSTORM OR TWO TO EASTERN  
AREAS TUESDAY EVENING.  
- CONTINUED NEAR TO ABOVE NORMAL TEMPERATURES CHRISTMAS DAY AND  
BEYOND.  
 
A RATHER PROGRESSIVE LONG WAVE PATTERN WILL CONTINUE THROUGH THE LONG  
TERM PERIOD. ON SATURDAY, COOLER AIR WILL LINGER, WITH HIGHS IN THE  
LOWER TO MIDDLE 60S AND MAINLY SUNNY SKIES. WINDS WILL REMAIN LIGHT  
AND OUT OF THE EAST BEFORE SHIFTING TO A MORE SOUTHEASTERLY DIRECTION  
BY THE EVENING. THIS WILL SET THE STAGE FOR LOW-LEVEL MOISTURE TO  
RETURN BACK TO SOUTH-CENTRAL TEXAS, WITH MOSTLY CLOUDY MORNINGS  
MONDAY AND TUESDAY AND BREAKS IN THOSE CLOUDS BY AFTERNOON.  
 
OUR NEXT SHOT AT RAIN ARRIVES TUESDAY AS A QUICK MOVING DISTURBANCE  
OVER THE NORTHERN ROCKIES DIVES SOUTH INTO NORTH TEXAS TUESDAY  
MORNING. A SURFACE LOW WILL DEVELOP OVER THE RED RIVER VALLEY IN  
RESPONSE TO THIS UPPER-LEVEL DISTURBANCE TUESDAY AND SLIDE EASTWARD,  
SENDING A COLD FRONT IN OUR DIRECTION. SHOWERS AND STORMS ARE  
EXPECTED TO DEVELOP TUESDAY AFTERNOON AND EARLY EVENING ALONG THIS  
EAST- SOUTHEASTWARD ADVANCING COLD FRONT, SOME OF WHICH MAY BE ABLE  
TO TAP INTO SOME INSTABILITY AHEAD OF THE FRONT AND UPPER-LEVEL  
DYNAMICS AND BRING SOME GUSTY WINDS TO OUR AREA. THIS FRONT SHOULD  
BE THROUGH THE ENTIRE REGION BY CHRISTMAS MORNING, WITH TEMPERATURES  
IN THE LOWER TO MIDDLE 70S EXPECTED CHRISTMAS DAY.  
 
 
   
AVIATION  
 
(00Z TAFS)  
ISSUED AT 530 PM CST THU DEC 19 2024  
 
LIGHT AND VARIABLE WINDS ARE FORECAST FOR TONIGHT INTO LATE FRIDAY  
MORNING. NORTHERLY WINDS AROUND 10 KNOTS WITH OCCASIONAL GUSTS  
BETWEEN 15 TO 25 KNOTS ARE POSSIBLE ALONG THE I-35 TERMINALS IN THE  
AFTERNOON. SOUTHERLY WINDS RETURN FOR KDRT ON FRIDAY AFTERNOON. VFR  
CONDITIONS PERSIST THROUGH THE FORECAST CYCLE.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
AUSTIN CAMP MABRY 44 66 36 62 / 0 0 0 0  
AUSTIN BERGSTROM INTL AIRPORT 38 66 29 62 / 0 0 0 0  
NEW BRAUNFELS MUNI AIRPORT 42 69 34 64 / 0 0 0 0  
BURNET MUNI AIRPORT 39 64 33 62 / 0 0 0 0  
DEL RIO INTL AIRPORT 45 72 46 69 / 0 0 0 0  
GEORGETOWN MUNI AIRPORT 38 64 30 61 / 0 0 0 0  
HONDO MUNI AIRPORT 41 70 36 64 / 0 0 0 0  
SAN MARCOS MUNI AIRPORT 41 66 33 62 / 0 0 0 0  
LA GRANGE - FAYETTE REGIONAL 42 67 33 62 / 0 0 0 0  
SAN ANTONIO INTL AIRPORT 45 68 38 63 / 0 0 0 0  
STINSON MUNI AIRPORT 44 70 38 64 / 0 0 0 0  
 
 
   
EWX WATCHES/WARNINGS/ADVISORIES  
 
NONE.  
 
 
 
 
SHORT-TERM...17  
LONG-TERM...PLATT  
AVIATION...17  
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