Port Isabel, TX Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jun 8
Mostly Cloudy
Close Hourly
87º / 80º 22% SE 19 mph 78%
8am Partly Cloudy 83º 9% SE 13 mph 89%
9am Few Showers 84º 34% SE 17 mph 82%
10am Mostly Cloudy 85º 11% SE 18 mph 77%
11am Cloudy 85º 2% SE 18 mph 74%
12pm Cloudy 86º 2% SE 18 mph 73%
1pm Cloudy 86º 1% SE 18 mph 74%
2pm Cloudy 86º 1% SE 18 mph 74%
3pm Cloudy 86º 3% SE 17 mph 76%
4pm Mostly Cloudy 86º 4% SE 16 mph 77%
5pm Mostly Cloudy 86º 7% SE 16 mph 77%
6pm Cloudy 85º 14% ESE 15 mph 79%
7pm Cloudy 84º 11% ESE 15 mph 81%
8pm Cloudy 84º 13% ESE 15 mph 84%
9pm Mostly Cloudy 83º 15% ESE 14 mph 87%
10pm Mostly Cloudy 83º 15% ESE 14 mph 87%
11pm Cloudy 83º 18% SE 14 mph 87%
Tue
Jun 9
Partly Cloudy
View Hourly
87º / 80º 17% ESE 15 mph 76%
12am Cloudy 83º 14% SE 14 mph 88%
1am Cloudy 83º 7% SE 13 mph 88%
2am Mostly Cloudy 83º 7% SE 13 mph 87%
3am Cloudy 82º 11% SE 12 mph 88%
4am Mostly Cloudy 82º 14% SE 11 mph 88%
5am Cloudy 82º 15% SE 11 mph 88%
6am Mostly Cloudy 81º 16% SE 11 mph 87%
7am Mostly Cloudy 81º 9% SE 10 mph 88%
8am Mostly Cloudy 82º 18% SE 11 mph 85%
9am Mostly Cloudy 84º 13% SE 13 mph 81%
10am Mostly Cloudy 84º 8% SE 14 mph 78%
11am Partly Cloudy 85º 4% SE 14 mph 74%
12pm Partly Cloudy 86º 4% ESE 14 mph 73%
1pm Partly Cloudy 87º 15% ESE 14 mph 70%
2pm Partly Cloudy 87º 15% ESE 14 mph 71%
3pm Partly Cloudy 87º 15% ESE 14 mph 70%
4pm Partly Cloudy 87º 15% ESE 14 mph 71%
5pm Partly Cloudy 86º 15% ESE 14 mph 73%
6pm Partly Cloudy 86º 4% ESE 14 mph 74%
7pm Partly Cloudy 85º 5% ESE 14 mph 78%
8pm Partly Cloudy 84º 12% ESE 13 mph 81%
9pm Partly Cloudy 83º 6% ESE 13 mph 83%
10pm Partly Cloudy 83º 17% ESE 12 mph 85%
11pm Partly Cloudy 83º 13% ESE 12 mph 84%
Wed
Jun 10
Mostly Sunny
View Hourly
88º / 81º 24% SE 16 mph 77%
12am Partly Cloudy 82º 14% SE 12 mph 86%
1am Mostly Cloudy 82º 15% SE 12 mph 87%
2am Partly Cloudy 82º 9% SE 12 mph 87%
3am Partly Cloudy 82º 7% SE 12 mph 88%
4am Partly Cloudy 82º 15% SE 11 mph 87%
5am Partly Cloudy 81º 13% SE 11 mph 87%
6am Partly Cloudy 81º 16% SE 11 mph 88%
7am Partly Cloudy 81º 20% SE 11 mph 87%
Thu
Jun 11
Partly Cloudy 88º / 81º 24% SE 17 mph 77%
Fri
Jun 12
Mostly Sunny 88º / 80º 20% ESE 16 mph 76%
Sat
Jun 13
Showers 87º / 80º 48% ESE 16 mph 77%
Sun
Jun 14
Mostly Sunny 88º / 80º 24% SE 16 mph 76%
Mon
Jun 15
Isolated Thunderstorms 87º / 80º 32% SE 15 mph 78%

Weather Radar for Port Isabel, TX See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Port Isabel, TX

Today
High : 85ºF
SE wind 15 to 17 kt. Partly sunny. Seas 1 ft or less.
Tonight
Low : 83ºF
SE wind 12 to 15 kt. Mostly cloudy. Seas 1 ft or less.
Tuesday
High : 85ºF
ESE wind around 13 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
Low : 83ºF
ESE wind around 13 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
High : 85ºF
SE wind 12 to 15 kt. Sunny. Seas 1 ft or less.
Wednesday Night
Low : 83ºF
ESE wind 13 to 16 kt. Mostly clear. Seas 1 ft or less.
Thursday
High : 85ºF
SE wind 12 to 16 kt. Sunny. Seas 1 ft or less.
Thursday Night
Low : 82ºF
SE wind 12 to 16 kt. Mostly clear. Seas 1 ft or less.
Friday
High : 85ºF
ESE wind 11 to 15 kt. Sunny. Seas 1 ft or less.

NOAA Buoy Data Near Port Isabel, TX See Map

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    Wind Speed Forecast for Port Isabel, TX

    MondayTuesdayWednesday
    Wind Speed (MPH) 131816151411111414131211
    1pm5pm9pm1am5am9am1pm5pm9pm1am5am9am
    MPH 131816151411111414131211
    DIR SESESEESESESESEESEESEESESESE

    Current Weather Conditions In Port Isabel, TX

    As Of: 4 minutes ago

    • 83ºF
    • 94ºF
    • 13mph
    • 0º (SE)
    • 20mph
    • Partly Cloudy
    • 10mi
    • 29.87"
    • 89%
    • 0ºF

    The weather right now in Port Isabel, TX is Partly Cloudy. The current temperature is 83°F, and the expected high and low for today, Monday, June 8, 2026, are 87° high temperature and 80°F low temperature. The wind is currently blowing at 13 miles per hour, and coming from the Southeast. The wind is gusting to 20 mph. With the wind and the atmosphere the temperature feels like 94° Fahrenheit. Expected precipitation is 9 percent, with current humidity at 89 percent, and air pressure at 29.87 in. Visibility is 10 nautical miles. There are no current weather alert(s).