National Weather Service

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
El riesgo de propagación de incendios forestales aumenta durante marzo. Revise estas medidas de prevención.
Drought is Worsening and Increasing in Coverage Across the Area as We Head into Spring. Track Its Coverage Here.

Hazardous Weather Conditions

Current conditions at

Port Isabel, Port Isabel-Cameron County Airport (KPIL)

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Overcast

73°F

23°C

Humidity	81%
Wind Speed	S 13 G 23 mph
Barometer	29.73 in (1006.6 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Last update	15 Mar 7:53 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

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

Click here for hazard details and duration

Wind Advisory

Red Flag Warning

Today
High: 83 °F
Mostly Sunny
and Breezy
Tonight
Low: 59 °F
Partly Cloudy
then Slight
Chance
T-storms and
Breezy
Monday
High: 62 °F
Decreasing
Clouds and
Windy
Monday Night
Low: 57 °F
Mostly Clear
and Breezy
then Partly
Cloudy
Tuesday
High: 66 °F
Partly Sunny
Tuesday Night
Low: 61 °F
Mostly Clear
Wednesday
High: 72 °F
Mostly Sunny
Wednesday Night
Low: 64 °F
Mostly Clear
Thursday
High: 75 °F
Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 83. Breezy, with a south wind 21 to 25 mph.

Tonight

A slight chance of showers and thunderstorms between 1am and 3am. Mostly cloudy, with a low around 59. Breezy, with a south wind 14 to 19 mph becoming north northeast 21 to 26 mph after midnight. Chance of precipitation is 20%.

Monday

Mostly cloudy, then gradually becoming sunny, with a high near 62. Windy, with a north wind 33 to 38 mph decreasing to 24 to 29 mph in the afternoon. Winds could gust as high as 44 mph.

Monday Night

Partly cloudy, with a low around 57. Breezy, with a north northeast wind 10 to 20 mph.

Tuesday

Partly sunny, with a high near 66. East northeast wind 10 to 16 mph.

Tuesday Night

Mostly clear, with a low around 61. Southeast wind 8 to 14 mph.

Wednesday

Mostly sunny, with a high near 72. Southeast wind 8 to 15 mph.

Wednesday Night

Mostly clear, with a low around 64. East southeast wind 6 to 13 mph.

Thursday

Sunny, with a high near 75. Light south southeast wind becoming east southeast 8 to 13 mph in the morning.