173
FXUS64 KBRO 232323
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
523 PM CST TUE DEC 23 2025
..NEW AVIATION
KEY MESSAGES
UPDATED AT 521 PM CST TUE DEC 23 2025
* PATCHY TO AREAS OF DENSE FOG POSSIBLE LATE TONIGHT INTO
WEDNESDAY MORNING.
* AFTER TODAY, DRY CONDITIONS WILL CONTINUE THROUGH MUCH OF THE
WEEKEND WITH RAIN CHANCES RETURNING EARLY NEXT WEEK.
* MORE SEASONABLE TEMPERATURES EXPECTED NEXT WEEK IN WAKE OF A
COLD FRONT SUNDAY NIGHT.
DISCUSSION
ISSUED AT 1115 AM CST TUE DEC 23 2025
LOW RAIN CHANCES (20-30%) WILL CONTINUE TODAY DUE TO ONSHORE FLOW
ELEVATED MOISTURE AND SOME WEAK LIFTING. DRY CONDITIONS RETURN LATER
TONIGHT WITH HIGH PRESSURE ALOFT AND SFC HIGH PRESSURE BUILDING OVER
THE GULF INTO EASTERN TEXAS. THIS WILL ALSO HELP TO MAINTAIN WELL
ABOVE NORMAL TEMPERATURES THROUGH SUNDAY WITH HIGHS IN THE MID TO
UPPER 80S AND LOWS IN THE 60S.
A COLD FRONT WILL MOVE THROUGH THE CWA ON SUNDAY NIGHT BRINGING WITH
IT RETURNING CHANCES FOR RAIN SUNDAY EVENING INTO MONDAY (40-60%).
THE FRONT WILL ALSO BRING MORE SEASONABLE TEMPERATURES. MONDAY AND
TUESDAY HIGHS WILL BE IN THE 60S, AND OVERNIGHT LOWS WILL FALL INTO
THE THE 40S AND 50S BY MONDAY NIGHT.
FOG WILL ONCE AGAIN BE POSSIBLE OVERNIGHT TONIGHT INTO CHRISTMAS
EVE, AND AGAIN ON CHRISTMAS MORNING. PATCHY TO AREAS OF DENSE FOG
WILL CAUSE LOW VISIBILITIES, LESS THAN A MILE AT TIMES, SO USE
CAUTION IF DRIVING.
AVIATION
(00Z TAFS)
ISSUED AT 521 PM CST TUE DEC 23 2025
VFR CONDITIONS ARE EXPECTED TO DETERIORATE OVERNIGHT WITH PATCHY
FOG AND DENSE FOG FORMING LATE, ESPECIALLY NEAR HRL. IFR TO LIFR
CONDITIONS ARE POSSIBLE, MAINLY NEAR DAYBREAK, WITH CONDITIONS
IMPROVING BY MID TO LATE WEDNESDAY MORNING.
MARINE
ISSUED AT 1115 AM CST TUE DEC 23 2025
GENERALLY FAVORABLE MARINE CONDITIONS WILL PREVAIL THROUGH
THIS WEEKEND. CHANCES OF SHOWERS AND AN ISOLATED THUNDERSTORM
CONTINUE INTO THIS EVENING WHICH COULD LEAD TO LOCALLY ENHANCED
WINDS AND SEAS. WAVE HEIGHTS OF 3 OF 4 FEET WITH 5 TO 8 SECOND
PERIODS ARE EXPECTED THROUGH THE WEEKEND. HAZARDOUS MARINE
CONDITIONS WILL RETURN ON MONDAY IN WAKE A COLD FRONT SUNDAY
NIGHT.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 67 83 66 83 / 0 10 0 0
HARLINGEN 64 84 63 84 / 0 10 0 0
MCALLEN 68 86 67 86 / 10 0 0 0
RIO GRANDE CITY 65 86 66 87 / 10 0 0 0
SOUTH PADRE ISLAND 70 76 69 76 / 0 10 0 0
BAYVIEW/PORT ISABEL 65 80 64 80 / 0 10 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...68-MCGINNIS
LONG TERM....68-MCGINNIS
AVIATION...56-HALLMAN
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