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

Hazardous Weather Conditions

Current conditions at

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

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Fair

42°F

6°C

Humidity	55%
Wind Speed	NW 10 mph
Barometer	30.42 in (1030.1 mb)
Dewpoint	27°F (-3°C)
Visibility	10.00 mi
Wind Chill	36°F (2°C)
Last update	18 Jan 6:53 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

High Surf Advisory January 18, 07:30am until January 18, 09:00am

Click here for hazard details and duration

...

High Surf Advisory January 18, 07:30am until January 18, 09:00am
NOW until 9:00am Sun
High Surf Advisory
Today
High: 62 °F
Sunny
Tonight
Low: 50 °F
Clear
M.L.King Day
High: 69 °F
Sunny
Monday Night
Low: 60 °F
Increasing
Clouds
Tuesday
High: 72 °F
Chance
Showers
Tuesday Night
Low: 62 °F
Chance
Showers
Wednesday
High: 72 °F
Showers
Likely
Wednesday Night
Low: 58 °F
Chance
Showers

Detailed Forecast

Today

Sunny, with a high near 62. North wind 8 to 16 mph, with gusts as high as 23 mph.

Tonight

Clear, with a low around 50. Northeast wind around 6 mph becoming calm in the evening.

M.L.King Day

Sunny, with a high near 69. Light southeast wind becoming east southeast 10 to 15 mph in the morning.

Monday Night

Increasing clouds, with a low around 60. East southeast wind 6 to 10 mph.

Tuesday

A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 72. East wind 7 to 15 mph, with gusts as high as 20 mph.

Tuesday Night

A 50 percent chance of showers. Cloudy, with a low around 62. Southeast wind 6 to 11 mph.

Wednesday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. South wind 6 to 11 mph. Chance of precipitation is 60%.

Wednesday Night

A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 58. South southeast wind around 7 mph becoming north northwest after midnight.

Thursday

Mostly sunny, with a high near 70. North wind 7 to 14 mph.

Thursday Night

Partly cloudy, with a low around 60. North northeast wind 5 to 8 mph becoming light and variable after midnight.

Friday

Mostly sunny, with a high near 75. Light southeast wind becoming south southeast 9 to 14 mph in the morning.

Friday Night

Mostly cloudy, with a low around 64.

Saturday

Partly sunny, with a high near 77.