News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- New: Hot, Windy, and Rain-Free Weather Since Late June Brought on a Rapid-Onset Drought to Portions of the RGV in Early August
- New: August-October 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected To Continue; Could Turn Wetter Towards The Fall; Heat Risk, Drought, Fire Weather, And Water Supply Issues Remain In Focus
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2026 del Valle del Rio Grande/Extremo Sur de Texas
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fair
82°F
28°C
| Humidity | 88% |
| Wind Speed | S 6 mph |
| Barometer | 30.06 in (1017.9 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 9.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 15 Aug 5:53 am CDT |
Extended Forecast for
3 Miles SSW Laguna Vista TX
Today
High: 93 °F
Sunny
Tonight
Low: 80 °F
Mostly Clear
Sunday
High: 93 °F
Sunny
Sunday Night
Low: 79 °F
Mostly Clear
Monday
High: 93 °F
Sunny then
Slight Chance
T-stormsMonday Night
Low: 79 °F
Mostly Clear
Tuesday
High: 94 °F
Sunny
Tuesday Night
Low: 79 °F
Mostly Clear
Wednesday
High: 95 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 93. South southeast wind 8 to 16 mph.
Tonight
Mostly clear, with a low around 80. East southeast wind 5 to 14 mph.
Sunday
Sunny, with a high near 93. Heat index values as high as 105. Light southeast wind becoming east 9 to 14 mph in the morning.
Sunday Night
Mostly clear, with a low around 79. East southeast wind 8 to 13 mph becoming light south southeast after midnight.
Monday
A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 93. Light southeast wind becoming east southeast 9 to 14 mph in the morning. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 79. Southeast wind 5 to 11 mph.
Tuesday
Sunny, with a high near 94. South southeast wind 5 to 15 mph.
Tuesday Night
Mostly clear, with a low around 79. South southeast wind 8 to 14 mph.
Wednesday
Sunny, with a high near 95. South southeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 80. South southeast wind 9 to 16 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 96. South southeast wind 9 to 17 mph.
Thursday Night
Mostly clear, with a low around 80.
Friday
Sunny, with a high near 96.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Laguna Vista TX
26.06°N 97.31°W
26.06°N 97.31°W
6:30 am CDT Aug 15, 2026
6am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
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