929
FXUS64 KBRO 040326
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1026 PM CDT THU SEP 3 2026
..NEW DISCUSSION, MARINE
KEY MESSAGES
UPDATED AT 1007 PM CDT THU SEP 3 2026
- MAJOR (LEVEL 3 OF 4) TO EXTREME (LEVEL 4 OF 4) HEAT RISK IS
EXPECTED THROUGHOUT MUCH OF DEEP SOUTH TEXAS THROUGH NEXT WEEK.
- A COMBINATION LOW AFTERNOON RELATIVE HUMIDITY, DRY GRASSES, AND
HOT TEMPERATURES MAY RAISE CONCERNS FOR FAVORABLE FIRE WEATHER
THROUGH FRIDAY.
- SEA BREEZE SHOWERS AND THUNDERSTORMS EAST OF I-69C ARE POSSIBLE
EACH AFTERNOON LABOR DAY WEEKEND AND CONTINUING INTO EARLY NEXT
WEEK.
DISCUSSION
ISSUED AT 1007 PM CDT THU SEP 3 2026
WILL CONTINUE TO SEE HOT TEMPERATURES THROUGH THIS WEEKEND WITH
AFTERNOON HIGHS REACHING INTO THE TRIPLE DIGITS FOR MOST
LOCATIONS. CURRENT HEAT INDICES MAY REMAIN JUST SHY OF HEAT
ADVISORY CRITERIA FOR FRIDAY, BUT WILL CONTINUE TO MONITOR.
TEMPERATURES WILL REMAIN IN THE UPPER 90S TO LOW TRIPLE DIGITS
NEXT WEEK. A MAJOR (LEVEL 3 OF 4) TO EXTREME (LEVEL 4 OF 4) HEAT
RISK WILL CONTINUE IN NEXT WEEK. IF SPENDING TIME OUTDOORS, CONTINUE TO
PRACTICE HEAT SAFETY TO PREVENT HEAT RELATED ILLNESSES.
THE GOOD NEWS? SOME RAIN CHANCES RETURN TO THE FORECAST SATURDAY
THROUGH THURSDAY, MAINLY ALONG I-69C AND EASTWARD, ASSOCIATED
WITH THE SEABREEZE. BEST CHANCES WILL BE ON TUESDAY AND WEDNESDAY
(10-40%), THOUGH WILL SEE LOW CHANCES (10-30%) FOR THE LABOR DAY
WEEKEND. RAIN CHANCES COULD POTENTIALLY HELP COOL THINGS OFF IN A
FEW LOCATIONS AS WELL.
WILL CONTINUE TO SEE THE POTENTIAL FOR RAPID WILDFIRE SPREAD
THROUGH FRIDAY DUE TO DRY CONDITIONS AND SLIGHTLY ELEVATED WINDS.
OUTDOOR BURNING IS NOT RECOMMENDED.
AVIATION
(00Z TAFS)
ISSUED AT 617 PM CDT THU SEP 3 2026
VFR CONDITIONS WILL PREVAIL THROUGH THE TAF PERIOD. EXPECT
SOUTHEASTERLY WINDS TO DECEASE OVERNIGHT.
MARINE
ISSUED AT 1007 PM CDT THU SEP 3 2026
WHILE GENERALLY FAVORABLE CONDITIONS WILL PREVAIL, A SLIGHTLY
ENHANCED PRESSURE GRADIENT ALONG THE IMMEDIATE COAST MAY RESULT
IN BRIEF SMALL CRAFT EXERCISE CAUTION CONDITIONS ON FRIDAY ALONG
THE LAGUNA MADRE. OTHERWISE, EXPECT LIGHT TO MODERATE SOUTHEASTERLY
WINDS WITH 2 TO 3 FT SEAS AND 5 TO 6 SECOND PERIODS.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 82 98 81 98 / 0 0 10 10
HARLINGEN 78 102 78 101 / 0 0 0 20
MCALLEN 82 104 82 103 / 0 0 0 20
RIO GRANDE CITY 80 105 80 103 / 0 0 0 10
SOUTH PADRE ISLAND 82 90 82 90 / 0 0 10 10
BAYVIEW/PORT ISABEL 79 96 79 96 / 0 0 10 10
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...68
LONG TERM....68
AVIATION...68
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