926
FXUS64 KSJT 211817
AFDSJT

Area Forecast Discussion
National Weather Service San Angelo TX
117 PM CDT Tue Jul 21 2026

...New SHORT TERM, LONG TERM...

.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 early evening.

- A Heat Advisory is in effect again Wednesday afternoon and early
  evening across the Big Country, Heartland and Mason county.

- Forecast afternoon highs and heat indices will likely reach
  Heat Advisory criteria across portions of the forecast area
  Thursday into the upcoming weekend.


&&

.SHORT TERM...
(This evening through Wednesday)
Issued at 1233 PM CDT Tue Jul 21 2026

An upper level ridge currently over Colorado and western Kansas
will drift south into northwest Texas by tomorrow afternoon. This
will result in a continuation of hot and dry conditions across
West Central Texas again on Wednesday. A Heat Advisory remains
in effect for most of the Big Country through early this evening,
where heat index values will approach 105 degrees. A Heat
Advisory has been issued for tomorrow as well, but will expand
across the Heartland counties and also include Mason county.
Heat index values tomorrow afternoon will range between 105 and
108 degrees in the advisory area, highest over the Heartland.
Temperatures tonight will be warm, with overnight lows in the
mid and upper 70s.

&&

.LONG TERM...
(Wednesday night through next Tuesday)
Issued at 1233 PM CDT Tue Jul 21 2026

Hot and dry weather will persist across the area through the
extended period, as high pressure dominates. Highs will range
from the upper 90s across the south, and between 100 and 106 from
the Concho Valley north into the Big Country. Heat Advisories will
likely be needed each day through the extended period, primarily
from the Concho Valley and Heartland north into the Big Country,
where heat indices between 105 and 108 are expected.

&&

.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...24
LONG TERM....24
AVIATION...20