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New: April-June 2026 Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues are in focus

Current conditions at

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

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Mostly Cloudy and Breezy

83°F

28°C

Humidity	67%
Wind Speed	SE 22 G 30 mph
Barometer	29.84 in (1010.5 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	18 Apr 12:53 pm CDT

More Information:

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

Extended Forecast for

Los Fresnos TX

This Afternoon
High: 89 °F
Mostly Cloudy
and Breezy
Tonight
Low: 66 °F
Slight Chance
T-storms then
Showers
Likely
Sunday
High: 75 °F
Showers
Likely and
Breezy
Sunday Night
Low: 65 °F
Showers
Monday
High: 78 °F
Showers
Likely
Monday Night
Low: 68 °F
Chance
Showers
Tuesday
High: 83 °F
Chance
Showers
Tuesday Night
Low: 69 °F
Partly Cloudy
Wednesday
High: 86 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Mostly cloudy, with a high near 89. Breezy, with an east southeast wind 16 to 18 mph, with gusts as high as 26 mph.

Tonight

A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 66. East wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

Sunday

A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Cloudy, with a high near 75. Breezy, with a north northeast wind 17 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

Showers and possibly a thunderstorm. Low around 65. North northeast wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

Monday

Showers likely and possibly a thunderstorm. Cloudy, with a high near 78. East wind 7 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Monday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East wind 7 to 14 mph, with gusts as high as 20 mph.

Tuesday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind 6 to 15 mph, with gusts as high as 21 mph.

Tuesday Night

Partly cloudy, with a low around 69. Southeast wind 6 to 14 mph.

Wednesday

Mostly sunny, with a high near 86. Southeast wind 6 to 15 mph, with gusts as high as 21 mph.

Wednesday Night

Mostly clear, with a low around 70. Southeast wind 9 to 14 mph, with gusts as high as 20 mph.

Thursday

Mostly sunny, with a high near 88. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 28 mph.