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New: November 2026-January 2027 Outlook - Normal to warmer than normal conditions are favored through the remainder of the Fall into the upcoming Winter Season; mainly dry; marine/coastal, drought, fire weather, & 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.

Overcast

81°F

27°C

Humidity	85%
Wind Speed	SE 14 mph
Barometer	29.83 in (1010.0 mb)
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	5 Nov 5:53 pm CST

More Information:

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

Extended Forecast for

11 Miles N Port Isabel-Cameron County Airport TX

Tonight
Low: 70 °F
Chance
Showers then
Showers
Likely
Friday
High: 79 °F
Showers then
Chance
Showers
Friday Night
Low: 68 °F
Chance
Showers
Saturday
High: 79 °F
Chance
Showers
Saturday Night
Low: 66 °F
Showers
Sunday
High: 76 °F
Breezy.
T-storms then
Showers
Sunday Night
Low: 63 °F
Showers
Likely and
Breezy
Monday
High: 72 °F
Chance
Showers and
Breezy
Monday Night
Low: 63 °F
Slight Chance
Showers

Detailed Forecast

Tonight

A chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 70. East southeast wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 60%.

Friday

Showers and thunderstorms before 3pm, then a chance of showers. High near 79. North wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 68. Northeast wind 7 to 11 mph.

Saturday

A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 79. East wind 9 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

Saturday Night

Showers and possibly a thunderstorm. Low around 66. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

Sunday

Showers and possibly a thunderstorm. High near 76. Breezy, with an east southeast wind 13 to 22 mph becoming northeast in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%.

Sunday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Breezy, with a north northeast wind 17 to 24 mph. Chance of precipitation is 70%.

Monday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 72. Breezy, with a north wind 14 to 18 mph.

Monday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 63. North wind 9 to 13 mph.

Tuesday

A 20 percent chance of showers. Mostly cloudy, with a high near 75. North northeast wind 8 to 10 mph.

Tuesday Night

Mostly cloudy, with a low around 65. North northeast wind 5 to 7 mph becoming calm.

Veterans Day

A 20 percent chance of showers. Mostly cloudy, with a high near 76.

Wednesday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 66.