494
FXUS64 KEWX 081803
AFDEWX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
103 PM CDT WED JUL 8 2026
..NEW SHORT TERM, LONG TERM
KEY MESSAGES
UPDATED AT 1246 PM CDT WED JUL 8 2026
- LOW RAIN CHANCES FOR THE REST OF TODAY AND THURSDAY, BUT
INCREASING AGAIN FRIDAY THROUGH AT LEAST MIDDLE NEXT WEEK
- DAYTIME HEAT MAINLY IN THE 90S CONTINUES INTO NEXT WEEK WITH
HEAT INDEX VALUES REACHING INTO THE 100-107 RANGE FOR MANY
AREAS.
SHORT TERM
(TONIGHT THROUGH THURSDAY NIGHT)
ISSUED AT 1246 PM CDT WED JUL 8 2026
MOSTLY SUNNY TO PARTLY CLOUDY SKIES ARE FORECAST FOR SOUTH CENTRAL
TEXAS FOR THE REST OF THIS AFTERNOON. HIGHS ARE ANTICIPATED TO REACH
THE MID TO UPPER 90S FOR THE MOST PART. HEAT INDEX VALUES ARE LIKELY
TO RANGE FROM 100 TO 107. RAIN CHANCES ARE LIMITED ACROSS THE LOCAL
AREA THROUGH THIS EVENING. HOWEVER, A FEW LOCATIONS ALONG AND EAST
OF HIGHWAY 281 COULD EXPERIENCE A QUICK SHOWER OR THUNDERSTORM LATE
THIS AFTERNOON.
A CLEAR NIGHT IS IN STORE ACROSS SOUTH CENTRAL TEXAS WITH OVERNIGHT
LOWS IN 70S. DRIER WEATHER CONDITIONS ARE FORECAST FOR SOUTH
CENTRAL TEXAS ON THURSDAY WITH LESS THAN 10 PERCENT PROBABILITY
OF RAIN. HIGHS ARE FORECAST TO CLIMB INTO THE MID TO UPPER 90S
ACROSS MOST LOCATIONS WITH HEAT INDEX VALUES IN THE 100 TO 107
ALONG AND EAST OF THE INTERSTATE 35 CORRIDOR. ANOTHER CLEAR NIGHT
IS FORECAST FOR THURSDAY NIGHT WITH OVERNIGHT LOWS IN THE MID 70S
FOR THE MOST PART.
LONG TERM
(FRIDAY THROUGH NEXT WEDNESDAY)
ISSUED AT 1246 PM CDT WED JUL 8 2026
A WEATHER PATTERN CHANGE TAKES PLACE ON FRIDAY AND CONTINUES INTO
SATURDAY. THE SUBTROPICAL RIDGE STAYS OVER THE FOUR CORNERS REGION
WHILE AN INVERTED UPPER LEVEL TROUGH LINGERS OVER THE RIO GRANDE
PLAINS THROUGH THE PERIOD. WITH PWATS AT 2+ INCHES OVER THE COASTAL
PLAINS, INTERSTATE 35, AND THE HILL COUNTRY, WE ARE FORECASTING
SCATTERED SHOWER AND THUNDERSTORM ACTIVITY (30 TO 50 PERCENT
PROBABILITY OF RAIN) ACROSS THOSE AREAS. SLOW MOVING STORMS COULD
PRODUCE HEAVY DOWNPOURS AND 1 TO 2 INCHES OF RAINFALL IN A SHORT
PERIOD OF TIME. ALSO, SHOWER AND STORM ACTIVITY COULD SHIFT TO THE
RIO GRANDE PLAINS AND SOUTHERN EDWARDS PLATEAU LATE AFTERNOONS
INTO THE EARLY EVENINGS THROUGH THE PERIOD. AS FAR AS THE DAY
TIME HIGH TEMPERATURES FOR FRIDAY AND SATURDAY, THEY REMAIN THE IN
THE 90S WITH HEAT INDEX VALUES RANGING FROM 100 TO 107 ALONG AND
EAST OF THE I-35 CORRIDOR.
WEATHER CONDITIONS CONTINUE UNSETTLED ON SUNDAY INTO THE MIDDLE
OF NEXT WEEK WITH RAIN CHANCES FOR MOST OF SOUTH CENTRAL TEXAS AS
OUTFLOW BOUNDARIES MOVE FROM CENTRAL TEXAS INTO THE LOCAL AREA, A
SLOW MOVING INVERTED UPPER LEVEL TROUGH, AND SEA BREEZE ENHANCED
CONVECTIVE ACTIVITY. DRY WEATHER RETURNS ON THURSDAY AS THE
SUBTROPICAL HIGH TAKES CONTROL.
AVIATION
(18Z TAFS)
ISSUED AT 1215 PM CDT WED JUL 8 2026
PERSISTENT SOUTH TO SOUTHEASTERLY FLOW IS EXPECTED THROUGH THE
PERIOD. VFR CEILINGS LOOK LIKE A GOOD BET THROUGH THIS FORECAST
CYCLE, HOWEVER, THERE IS AN OUTSIDE SHOT AT A BRIEF HOUR OR TWO OF
MVFR CEILINGS AT AUS, SAT, AND SSF TOMORROW MORNING. FOR NOW, IT
IS NOT IN THE TAF AS CONFIDENCE IS TOO LOW TO INCLUDE. SOME WIND
GUSTS UP AND OVER 20 KTS ARE EXPECTED ON THURSDAY AS SOUTHERLY
FLOW STARTS TO RAMP UP. NO OTHER BIG CHANGES FOR THIS FORECAST
PERIOD.
PRELIMINARY POINT TEMPS/POPS
AUSTIN CAMP MABRY 77 98 77 95 / 10 0 0 20
AUSTIN BERGSTROM INTL AIRPORT 77 97 77 95 / 10 0 0 20
NEW BRAUNFELS MUNI AIRPORT 75 97 76 94 / 0 0 0 30
BURNET MUNI AIRPORT 74 96 73 94 / 10 0 0 10
DEL RIO INTL AIRPORT 76 97 76 96 / 0 0 0 0
GEORGETOWN MUNI AIRPORT 77 98 76 95 / 10 0 0 10
HONDO MUNI AIRPORT 74 95 75 93 / 0 0 0 20
SAN MARCOS MUNI AIRPORT 75 97 76 95 / 10 0 0 20
LA GRANGE - FAYETTE REGIONAL 77 97 77 95 / 0 10 0 20
SAN ANTONIO INTL AIRPORT 76 95 76 93 / 0 0 0 30
STINSON MUNI AIRPORT 76 95 77 93 / 0 0 0 30
EWX WATCHES/WARNINGS/ADVISORIES
NONE.
SHORT TERM...17
LONG TERM....17
AVIATION...MMM
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