National Weather Service

News Headlines

New: 2025 In Review - Heat Dominates for a 3rd Year in Row; A March Historic Flood and Continued Water Issues Made Headlines
January-March 2026 Outlook - Drier and Warmer than Normal Conditions Expected To Continue; Drought, Wildfire Potential, Water Supply Issues and Cold Fronts Remain In Focus

Current conditions at

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

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Overcast

65°F

18°C

Humidity	76%
Wind Speed	E 8 mph
Barometer	30.23 in (1023.6 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	20 Jan 4:53 am CST

More Information:

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

Extended Forecast for

7 Miles SE Port Isabel TX

Today
High: 72 °F
Mostly Cloudy
Tonight
Low: 63 °F
Chance
Showers
Wednesday
High: 74 °F
Chance
Showers
Wednesday Night
Low: 62 °F
Chance
Showers then
Slight Chance
T-storms
Thursday
High: 74 °F
Mostly Sunny
Thursday Night
Low: 64 °F
Partly Cloudy
Friday
High: 77 °F
Mostly Sunny
Friday Night
Low: 63 °F
Mostly Cloudy
then Slight
Chance
T-storms
Saturday
High: 73 °F
Chance
Showers

Detailed Forecast

Today

Mostly cloudy, with a high near 72. East wind 6 to 13 mph.

Tonight

A chance of showers before 3am, then a slight chance of showers after 5am. Increasing clouds, with a low around 63. South wind 6 to 10 mph. Chance of precipitation is 30%.

Wednesday

A 50 percent chance of showers. Mostly cloudy, with a high near 74. South wind 6 to 11 mph.

Wednesday Night

A chance of showers before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Mostly cloudy, with a low around 62. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

Thursday

Mostly sunny, with a high near 74. Light southeast wind becoming east southeast 5 to 10 mph in the morning.

Thursday Night

Partly cloudy, with a low around 64. South southeast wind around 7 mph.

Friday

Mostly sunny, with a high near 77. South southeast wind 6 to 14 mph, with gusts as high as 20 mph.

Friday Night

A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 63. Southeast wind 8 to 10 mph.

Saturday

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. South southeast wind 9 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.

Saturday Night

A 40 percent chance of showers. Mostly cloudy, with a low around 42. North wind around 15 mph, with gusts as high as 24 mph.

Sunday

A 30 percent chance of showers. Mostly cloudy, with a high near 53. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 26 mph.

Sunday Night

A 30 percent chance of showers. Cloudy, with a low around 43.

Monday

A 20 percent chance of showers. Mostly cloudy, with a high near 61.