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000 FXUS64 KBRO 301703 AFDBRO Area Forecast Discussion National Weather Service Brownsville TX 1203 PM CDT Fri Oct 30 2026...New DISCUSSION, AVIATION, MARINE...KEY MESSAGES
Updated at 1159 AM CDT Fri Oct 30 2026
- Drier conditions expected for the weekend before rain chances increase for Tuesday.
- Above normal temperatures through early week before a cold front brings more seasonal temperatures.
- A Coastal Flood Statement is in effect until 7 AM Saturday for the Lower Texas Coast beaches and may need to be extended into Sunday.
DISCUSSION
Issued at 1159 AM CDT Fri Oct 30 2026
Dry conditions will return for the Halloween weekend with above normal temperatures in the upper 80s to low 90s. As we head into Tuesday, a cold front will creep through Deep South Texas bringing with it more seasonal temperatures Wednesday through Friday with highs in the 80s.
Rain chances taper off today with dry conditions returning just in time for trick-or-treating. The aforementioned cold front moving through on Tuesday will bring low chances of rain (15-30%), primarily along the coast. Dry conditions return for Wednesday through the end of the period.
At local beaches, persistent easterly flow and elevated astronomical tides will continue to contribute to elevated water levels and beach erosion through the weekend. There is a Coastal Flood Statement until 7 am Saturday morning, with potential additional extensions.
AVIATION
(18Z TAFS) Issued at 1159 AM CDT Fri Oct 30 2026
VFR conditions will prevail through the period. Winds around 10 kts are expected through this afternoon. Winds will decrease later this evening into the overnight becoming light and variable to calm.
MARINE
Issued at 1159 AM CDT Fri Oct 30 2026
Generally favorable conditions will prevail with light winds, seas of 2 to 4 ft, and 5 to 7 second periods. Periodic showers and thunderstorms could produce locally adverse winds and seas. A cold front coming through on Tuesday could lead to Small Craft Caution at times Tuesday night into Wednesday.
PRELIMINARY POINT TEMPS/POPS
| Temperatures | Chance of Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|
| Location | Tonight | Tomorrow | Tomorrow night | Next day | Tonight | Tomorrow | Tomorrow night | Next day |
| BROWNSVILLE | 72 ℉ | 89 ℉ | 73 ℉ | 88 ℉ | 0% | 0% | 0% | 0% |
| HARLINGEN | 69 ℉ | 90 ℉ | 70 ℉ | 89 ℉ | 0% | 0% | 0% | 0% |
| MCALLEN | 72 ℉ | 93 ℉ | 74 ℉ | 93 ℉ | 0% | 0% | 0% | 0% |
| RIO GRANDE CITY | 70 ℉ | 92 ℉ | 71 ℉ | 93 ℉ | 0% | 0% | 0% | 0% |
| SOUTH PADRE ISLAND | 75 ℉ | 82 ℉ | 76 ℉ | 82 ℉ | 0% | 0% | 0% | 0% |
| BAYVIEW/PORT ISABEL | 71 ℉ | 85 ℉ | 72 ℉ | 85 ℉ | 0% | 0% | 0% | 0% |
BRO WATCHES / WARNINGS / ADVISORIES
TX...None. GM...None.
SHORT TERM...68-AM LONG TERM....68-AM AVIATION...68-AM