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- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Current conditions at
Brownsville, Brownsville / South Padre Island International Airport (KBRO)
Lat: 25.91°NLon: 97.42°WElev: 23ft.
Overcast
80°F
27°C
| Humidity | 85% |
| Wind Speed | N 10 mph |
| Barometer | 29.94 in (1013.8 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 85°F (29°C) |
| Last update | 5 Oct 1:53 pm CDT |
Extended Forecast for
8 Miles S Port Isabel TX
This Afternoon
High: 86 °F
Showers
Tonight
Low: 77 °F
Showers
Tuesday
High: 87 °F
Showers
Tuesday Night
Low: 77 °F
Chance
T-storms then
Showers
LikelyWednesday
High: 88 °F
Showers and
BreezyWednesday Night
Low: 77 °F
Showers
LikelyThursday
High: 89 °F
Showers
Likely and
BreezyThursday Night
Low: 78 °F
Chance
T-stormsFriday
High: 89 °F
Chance
T-storms and
Breezy
Detailed Forecast
This Afternoon
Showers and possibly a thunderstorm. High near 86. North wind around 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 77. North wind 7 to 14 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday
Showers and possibly a thunderstorm. High near 87. North wind 11 to 17 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 77. North wind 6 to 14 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 88. Breezy, with a north wind 11 to 18 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 77. North northeast wind 6 to 14 mph. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 89. Breezy, with a north northeast wind 9 to 18 mph. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. North northeast wind 8 to 16 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Breezy, with a north wind 13 to 20 mph.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 77. North northeast wind 7 to 16 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. North northwest wind 11 to 17 mph.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 76.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
8 Miles S Port Isabel TX
25.97°N 97.24°W
25.97°N 97.24°W
2:00 pm CDT Oct 5, 2026
2pm CDT Oct 5, 2026-6pm CDT Oct 11, 2026
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