textproduct: Brownsville/Rio Grande Valley

KEY MESSAGES

Updated at 1212 PM CDT Fri Jul 3 2026

* Hot conditions continue through next week. Heat indices between 100 and 110 degrees each day will lead to Moderate (level 2 of 4) Heat Risk each day.

* Generally rain free conditions are expected, though could see some isolated sea breeze activity.

* There is a Low Risk of life-threatning rip currents at area beaches.

DISCUSSION

Issued at 1212 PM CDT Fri Jul 3 2026

Mid-level high pressure will continue to lead to hot and generally rain free conditions across Deep South Texas and the Rio Grande Valley this weekend into next week. Temperatures will rise to the mid to upper 90s each day, with triple digits possible across the upper Valley/Rio Grande Plains. Heat indices will be generally between 100 and 110 degrees each day, thus no heat advisories are anticipated at this time. This will maintain generally a Moderate Heat Risk (level 2 of 4) each day over the next week.

While most areas will remain dry will continue to see a low chance (20% or less) of shower/thunderstorms over the next few days, primarily along the sea breeze.

There is a low risk of rip currents at area beaches.

AVIATION

(18Z TAFS) Issued at 1212 PM CDT Fri Jul 3 2026

VFR conditions will prevail at all TAF sites. Southeasterly winds will gust to around 20 kts through this afternoon before decreasing later this evening.

MARINE

Issued at 1212 PM CDT Fri Jul 3 2026

Favorable marine conditons will prevail on the waters off the lower Texas coast. Generally seas of 2-3 feet are expected with 4 to 6 second periods. Isolated showers or thunderstorms could lead to locally higher winds and seas.

PRELIMINARY POINT TEMPS/POPS

BROWNSVILLE 80 95 80 95 / 0 10 0 0 HARLINGEN 77 97 77 96 / 0 10 0 0 MCALLEN 79 101 79 100 / 0 10 0 0 RIO GRANDE CITY 78 101 78 101 / 0 0 0 0 SOUTH PADRE ISLAND 81 88 81 88 / 10 0 0 0 BAYVIEW/PORT ISABEL 79 92 79 92 / 0 10 0 0

BRO WATCHES/WARNINGS/ADVISORIES

TX...None. GM...None.