News Headlines
- New: Quick Summary of Starr County Damaging Wind, Hail, and Flash Flooding March 7-8, 2026
- New! Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
- Winter 2025/2026 Weather and Climate Summary for the RGV - Warm and Dry - and a Hard Freeze - Worsens Drought
- March-May (Spring 2026) Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, wildfire potential, water supply, and heat risk concerns are in focus
- The Potential for Wildfire Spread Will Remain Acute through Early March. Stop Wildfires Before they Start with Smokey Bear
Hazardous Weather Conditions
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Fog/Mist
76°F
24°C
| Humidity | 88% |
| Wind Speed | S 14 mph |
| Barometer | 29.67 in (1004.6 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 6.00 mi |
| Heat Index | 76°F (24°C) |
| Last update | 15 Mar 8:53 pm CDT |
Extended Forecast for
5 Miles SSW Laguna Vista TX
Wind Advisory March 15, 10:00pm until March 16, 01:00pm
Red Flag Warning March 15, 10:00pm until March 16, 07:00pm
Tonight
Low: 57 °F
Mostly Cloudy
then Slight
Chance
T-storms and
BreezyMonday
High: 63 °F
Becoming
Sunny and
WindyMonday Night
Low: 54 °F
Partly Cloudy
and Breezy
then Mostly
CloudyTuesday
High: 69 °F
Decreasing
CloudsTuesday Night
Low: 57 °F
Mostly Clear
Wednesday
High: 76 °F
Sunny
Wednesday Night
Low: 60 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 62 °F
Clear
Detailed Forecast
Tonight
A slight chance of showers and thunderstorms between 2am and 3am. Mostly cloudy, with a low around 57. Breezy, with a south wind 9 to 14 mph becoming north northeast 16 to 21 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 63. Windy, with a north wind 23 to 33 mph, with gusts as high as 45 mph.
Monday Night
Increasing clouds, with a low around 54. Breezy, with a north northeast wind 9 to 18 mph, with gusts as high as 24 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 69. Northeast wind 8 to 14 mph.
Tuesday Night
Mostly clear, with a low around 57. Southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 76. Southeast wind 5 to 14 mph.
Wednesday Night
Mostly clear, with a low around 60. East southeast wind 5 to 11 mph.
Thursday
Sunny, with a high near 81. Light south southeast wind becoming east southeast 6 to 11 mph in the afternoon.
Thursday Night
Clear, with a low around 62. East southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 82. Light south wind becoming southeast 8 to 13 mph in the morning.
Friday Night
Clear, with a low around 64. Southeast wind 7 to 11 mph.
Saturday
Sunny, with a high near 85.
Saturday Night
Clear, with a low around 65.
Sunday
Sunny, with a high near 83.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles SSW Laguna Vista TX
26.04°N 97.31°W
26.04°N 97.31°W
9:18 pm CDT Mar 15, 2026
9pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
