499
FXUS64 KSJT 211722
AFDSJT
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
1222 PM CDT TUE JUL 21 2026
..NEW AVIATION
KEY MESSAGES
- HOT AND DRY CONDITIONS ARE FORECAST THIS WEEK AND INTO THE
WEEKEND.
- A HEAT ADVISORY IS IN EFFECT FOR MOST OF THE BIG COUNTRY THIS
AFTERNOON AND EVENING.
- FORECAST AFTERNOON HIGHS AND HEAT INDICES MAY REACH HEAT
ADVISORY CRITERIA WEDNESDAY INTO THE WEEKEND.
SHORT TERM
(TODAY AND TONIGHT)
ISSUED AT 134 AM CDT TUE JUL 21 2026
AN UPPER LEVEL RIDGE CENTERED ACROSS COLORADO WILL DRIFT
SOUTHEAST TODAY, TOWARD TEXAS. THIS WILL RESULT IN HOT AND DRY
CONDITIONS ACROSS WEST CENTRAL TEXAS. THE HOTTEST TEMPERATURES
WILL BE ACROSS THE BIG COUNTRY, WHERE HIGHS WILL BE BETWEEN 100
AND 103 AND HEAT INDEX VALUES APPROACHING 105. A HEAT ADVISORY HAS
BEEN ISSUED FOR MUCH OF THE BIG COUNTRY DUE TO HEAT INDEX VALUES
APPROACHING 105. FARTHER SOUTH, HIGHS WILL BE IN THE MID 90S TO
NEAR 100. LIGHT WINDS ARE FORECAST THROUGH THE NEXT 24 HOURS.
OVERNIGHT LOWS WILL BE IN THE 70S.
LONG TERM
(WEDNESDAY THROUGH MONDAY)
ISSUED AT 134 AM CDT TUE JUL 21 2026
HIGH PRESSURE WILL REMAIN THE DOMINANT FEATURE ACROSS WESTERN
TEXAS AND NEW MEXICO FOR THE NEXT FEW DAYS. THIS HIGH PRESSURE IS
FORECAST TO CONTINUE STRENGTHENING THROUGH THE MIDDLE OF THIS
WEEK. THIS WILL RESULT IN HOT AND DRY CONDITIONS ACROSS THE REGION
THROUGH AT LEAST FRIDAY. HIGHS WILL MAKE RETURN TO THE UPPER 90S
TO 105 DEGREES FOR THE MIDDLE OF THIS WEEK. HEAT INDICES (WHAT IT
FEELS LIKE) WILL BE UP TO 108 DEGREES BY FRIDAY.
AVIATION
(18Z TAFS)
ISSUED AT 1222 PM CDT TUE JUL 21 2026
VFR CONDITIONS THROUGH THE NEXT 24 HOURS WITH LIGHT AND VARIABLE
OR SOUTHERLY WINDS.
PRELIMINARY POINT TEMPS/POPS
ABILENE 78 101 79 100 / 0 0 10 0
SAN ANGELO 74 100 76 100 / 0 0 0 0
JUNCTION 73 99 77 98 / 0 0 0 0
BROWNWOOD 76 101 78 100 / 0 0 0 0
SWEETWATER 77 102 79 102 / 0 0 0 0
OZONA 73 96 75 97 / 0 0 0 0
BRADY 75 100 76 98 / 0 0 0 0
SJT WATCHES/WARNINGS/ADVISORIES
HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR CALLAHAN-FISHER-
HASKELL-JONES-SHACKELFORD-TAYLOR-THROCKMORTON.
HEAT ADVISORY FROM NOON TO 8 PM CDT WEDNESDAY FOR BROWN-CALLAHAN-
COLEMAN-FISHER-HASKELL-JONES-MASON-MCCULLOCH-NOLAN-SAN SABA-
SHACKELFORD-TAYLOR-THROCKMORTON.
SHORT TERM...DANIELS
LONG TERM....41
AVIATION...20
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