Area Forecast Discussion
Issued by NWS Brownsville, TX

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111
FXUS64 KBRO 231802
AFDBRO

Area Forecast Discussion
National Weather Service Brownsville TX
1202 PM CST Sun Nov 23 2025

...New DISCUSSION, AVIATION, MARINE...

.KEY MESSAGES...
Updated at 1157 AM CST Sun Nov 23 2025

 - Above average high temperatures continue through Tuesday.

 - There is a medium to likely (40-60%) chance of rain across the
   region Tuesday night into Wednesday morning in association with
   the passage of a cold front.

 - More seasonable temperatures are forecast behind the front
   Wednesday and thursday before a gradually warmer temperatures
   return next weekend.


&&

.DISCUSSION...
Issued at 1157 AM CST Sun Nov 23 2025

Ongoing showers along the coast are expected to diminish this
afternoon as the frontal boundary shifts further north. Generally
rain free and warm conditions are forecast through Tuesday
afternoon as southeasterly return flow becomes dominate across
Deep South Texas.

A weak cold front is forecast to approach Deep South Texas Monday
evening, likely stalling just to the northwest of the CWA.
However a second, stronger cold front is forecast to advance south
through the Great Plains and move through Deep South Texas
Tuesday night into Wednesday morning. Rain chances will once again
increase to around 40-60% ahead of and along this front.
Additionally, cooler temperatures are forecast in the wake of this
front, with afternoon highs in the 70s to low 80s Wednesday and
low temperatures in the 50s to low 60s Wednesday night.

Southeasterly winds are forecast to return Friday, bringing
gradually warmer temperatures going into the weekend, with high
temperatures reaching the mid 80s by Saturday.

&&

.AVIATION...
(18Z TAFS)
Issued at 1157 AM CST Sun Nov 23 2025

Predominately VFR conditions are expected to continue through the
TAF period. Gusty southeasterly winds are forecast to continue
this afternoon with wind gusts diminishing overnight.

&&

.MARINE...
Issued at 1157 AM CST Sun Nov 23 2025

Adverse marine conditions are forecast to develop this evening and
continue into Monday afternoon. Small Craft Should Exercise
Caution headlines or a Small Craft Advisory will likely be needed
tonight into Monday as wind speeds increase to around 20kts across
the Laguna Madre and Gulf waters.. Generally favorable conditions
look to briefly return Tuesday before a cold front moving through
the areas Tuesday night into Wednesday brings another round of
adverse conditions.

&&

.PRELIMINARY POINT TEMPS/POPS...
BROWNSVILLE             74  88  71  89 /   0   0   0  10
HARLINGEN               70  90  67  89 /   0   0   0  10
MCALLEN                 72  93  71  91 /   0   0   0   0
RIO GRANDE CITY         70  92  66  90 /   0   0   0   0
SOUTH PADRE ISLAND      77  83  74  83 /   0   0  10  10
BAYVIEW/PORT ISABEL     72  87  69  87 /   0   0   0  10

&&

.BRO WATCHES/WARNINGS/ADVISORIES...
TX...None.
GM...None.
&&

$$

SHORT TERM...60-BE
LONG TERM....60-BE
AVIATION...60-BE