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.

Current conditions at

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

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Fair

72°F

22°C

Humidity	59%
Wind Speed	SE 16 mph
Barometer	29.95 in (1014.2 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	13 Mar 6:53 pm CDT

More Information:

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

Extended Forecast for

3 Miles NE Lozano TX

Tonight
Low: 61 °F
Clear
Saturday
High: 87 °F
Sunny then
Sunny and
Breezy
Saturday Night
Low: 68 °F
Mostly Clear
Sunday
High: 92 °F
Sunny and
Breezy
Sunday Night
Low: 57 °F
Partly Cloudy
then Slight
Chance
T-storms and
Breezy
Monday
High: 66 °F
Mostly Sunny
and Windy
Monday Night
Low: 51 °F
Partly Cloudy
Tuesday
High: 73 °F
Partly Sunny
Tuesday Night
Low: 56 °F
Mostly Clear

Detailed Forecast

Tonight

Clear, with a low around 61. South southeast wind 6 to 14 mph.

Saturday

Sunny, with a high near 87. Breezy, with a south southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 24 mph.

Saturday Night

Mostly clear, with a low around 68. South southeast wind 13 to 17 mph, with gusts as high as 24 mph.

Sunday

Sunny, with a high near 92. Breezy, with a south wind 14 to 22 mph, with gusts as high as 30 mph.

Sunday Night

A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 57. Breezy, with an east northeast wind 10 to 15 mph becoming north northeast 17 to 22 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 20%.

Monday

Mostly sunny, with a high near 66. Windy, with a north wind 21 to 29 mph, with gusts as high as 41 mph.

Monday Night

Partly cloudy, with a low around 51. Northeast wind 6 to 15 mph, with gusts as high as 21 mph.

Tuesday

Partly sunny, with a high near 73. East wind 6 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

Mostly clear, with a low around 56. Southeast wind 6 to 14 mph.

Wednesday

Sunny, with a high near 80. Southeast wind 6 to 16 mph, with gusts as high as 21 mph.

Wednesday Night

Mostly clear, with a low around 60. Southeast wind 6 to 15 mph, with gusts as high as 20 mph.