26.0600’ N, 97.2150’ W

Port Isabel, TX

87°
H -°
L 81°
SE
17mph
High tide
6:02 pm

Port Isabel, TX Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Aug 30
Mostly Clear
Close Hourly
-º / 81º 8% SSE 17 mph 80%
6pm Sunny 87º 1% SE 17 mph 75%
7pm Sunny 86º 2% SE 16 mph 77%
8pm Clear 85º 2% SE 15 mph 79%
9pm Clear 86º 2% SE 13 mph 77%
10pm Clear 85º 2% SE 12 mph 79%
11pm Clear 85º 2% SE 11 mph 79%
Mon
Aug 31
Sunny
View Hourly
93º / 80º 6% SE 17 mph 67%
12am Mostly Clear 84º 2% SSE 10 mph 80%
1am Mostly Clear 84º 5% SSE 10 mph 81%
2am Clear 84º 5% SSE 10 mph 82%
3am Clear 83º 5% S 9 mph 82%
4am Mostly Clear 83º 8% SSE 8 mph 82%
5am Mostly Clear 83º 6% S 7 mph 83%
6am Partly Cloudy 82º 6% S 6 mph 84%
7am Mostly Clear 82º 6% SSE 5 mph 85%
8am Mostly Sunny 83º 5% SSE 5 mph 85%
9am Mostly Sunny 86º 4% S 9 mph 78%
10am Sunny 88º 2% SSE 11 mph 69%
11am Sunny 91º 1% SSE 12 mph 62%
12pm Mostly Sunny 92º 1% SE 14 mph 60%
1pm Sunny 92º 1% SE 14 mph 59%
2pm Sunny 92º 1% SE 15 mph 59%
3pm Sunny 92º 1% SE 17 mph 60%
4pm Sunny 91º 1% SE 17 mph 62%
5pm Sunny 90º 1% SE 17 mph 63%
6pm Sunny 90º 2% SE 17 mph 66%
7pm Sunny 88º 3% SE 16 mph 69%
8pm Clear 86º 4% SE 15 mph 74%
9pm Clear 85º 4% SE 12 mph 76%
10pm Clear 85º 4% SE 11 mph 78%
11pm Clear 84º 6% SSE 10 mph 79%
Tue
Sep 1
Sunny
View Hourly
93º / 81º 12% SSE 17 mph 68%
12am Clear 84º 5% SSE 9 mph 81%
1am Mostly Clear 83º 6% SSE 9 mph 81%
2am Mostly Clear 83º 8% S 9 mph 82%
3am Mostly Clear 83º 6% S 8 mph 83%
4am Mostly Clear 82º 6% S 7 mph 84%
5am Mostly Clear 82º 8% S 6 mph 85%
6am Mostly Clear 81º 12% S 6 mph 86%
7am Mostly Clear 81º 12% SSE 5 mph 87%
8am Mostly Sunny 82º 8% SSE 5 mph 87%
9am Mostly Sunny 85º 4% SSE 9 mph 79%
10am Mostly Sunny 88º 2% SSE 11 mph 69%
11am Mostly Sunny 90º 1% SSE 12 mph 63%
12pm Mostly Sunny 91º 1% SE 14 mph 61%
1pm Sunny 92º 1% SE 15 mph 60%
2pm Sunny 92º 1% SE 15 mph 59%
3pm Sunny 92º 1% SE 17 mph 60%
4pm Sunny 91º 1% SE 17 mph 61%
5pm Sunny 90º 1% SE 17 mph 63%
Wed
Sep 2
Mostly Sunny 94º / 82º 7% SSE 18 mph 67%
Thu
Sep 3
Partly Cloudy 94º / 82º 9% SSE 19 mph 68%
Fri
Sep 4
Partly Cloudy 93º / 81º 9% SE 18 mph 69%
Sat
Sep 5
Partly Cloudy 93º / 80º 14% SE 16 mph 69%
Sun
Sep 6
Mostly Sunny 92º / 80º 24% ESE 14 mph 71%

Weather Radar for Port Isabel, TX See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Port Isabel, TX

This Afternoon
High : 87ºF
ESE wind around 13 kt. Sunny. Seas 1 ft or less.
Tonight
Low : 82ºF
SE wind 7 to 12 kt. Mostly clear. Seas 1 ft or less.
Monday
High : 87ºF
S wind 6 to 13 kt becoming ESE in the afternoon. Sunny. Seas 1 ft or less.
Monday Night
Low : 82ºF
ESE wind 7 to 11 kt becoming S after midnight. Mostly clear. Seas 1 ft or less.
Tuesday
High : 87ºF
S wind 6 to 13 kt. Sunny. Seas 1 ft or less.
Tuesday Night
Low : 82ºF
SSE wind 7 to 12 kt. Mostly clear. Seas 1 ft or less.
Wednesday
High : 88ºF
SE wind 6 to 14 kt. Sunny. Seas 1 ft or less.
Wednesday Night
Low : 82ºF
SE wind 7 to 12 kt. Mostly clear. Seas 1 ft or less.
Thursday
High : 87ºF
SE wind 6 to 14 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

    SundayMondayTuesday
    Wind Speed (MPH) 171210611151711961115
    11pm3am7am11am3pm7pm11pm3am7am11am3pm7pm
    MPH 171210611151711961115
    DIR SESESSESSSESESESESSSSESE

    Current Weather Conditions In Port Isabel, TX

    As Of: 1 minute ago

    • 87ºF
    • 100ºF
    • 17mph
    • 0º (SE)
    • 23mph
    • Sunny
    • 10mi
    • 29.89"
    • 75%
    • 0ºF

    The weather right now in Port Isabel, TX is Sunny. The current temperature is 87°F, and the expected high and low for today, Sunday, August 30, 2026, are -° high temperature and 81°F low temperature. The wind is currently blowing at 17 miles per hour, and coming from the Southeast. The wind is gusting to 23 mph. With the wind and the atmosphere the temperature feels like 100° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 75 percent, and air pressure at 29.89 in. Visibility is 10 nautical miles. There are no current weather alert(s).