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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

5 Miles NNW Port Isabel-Cameron County Airport TX

Tonight
Low: 70 °F
Chance
Showers
Friday
High: 79 °F
Showers then
Chance
Showers
Friday Night
Low: 68 °F
Chance
Showers
Saturday
High: 79 °F
Chance
Showers
Saturday Night
Low: 67 °F
Showers
Likely
Sunday
High: 76 °F
T-storms then
Showers and
Breezy
Sunday Night
Low: 61 °F
Showers
Likely and
Breezy
Monday
High: 73 °F
Chance
Showers
Monday Night
Low: 61 °F
Slight Chance
Showers

Detailed Forecast

Tonight

A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 70. East southeast wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 50%.

Friday

Showers and thunderstorms before 3pm, then a chance of showers. High near 79. Light north wind becoming north northeast 11 to 16 mph in the morning. 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 6 to 10 mph.

Saturday

A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 79. East wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 67. East southeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Sunday

Showers and possibly a thunderstorm. High near 76. Breezy, with an east southeast wind 11 to 20 mph becoming northeast in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%.

Sunday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Breezy, with a north northeast wind 15 to 22 mph. Chance of precipitation is 70%.

Monday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. North wind 13 to 16 mph, with gusts as high as 22 mph.

Monday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 61. North wind 7 to 11 mph.

Tuesday

A 20 percent chance of showers after noon. Mostly cloudy, with a high near 76. North northwest wind 7 to 10 mph.

Tuesday Night

Mostly cloudy, with a low around 63. North northeast wind around 6 mph becoming calm in the evening.

Veterans Day

A 20 percent chance of showers. Mostly cloudy, with a high near 77.

Wednesday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 64.