Weather forecast for todayPort Isabel, TX

Weather forecast for today

Current condition 8:13 am CDT

  • 63°F
  • Feels like:
    57°F
Cloudy / Wind
Cloudy / Wind
  • Precipitation: 0"
  • Wind: 23mphNNW 330°
  • Humidity: 69%
  • Dewpoint: 52°F
  • Pressure: 30.35"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Port Isabel, at the moment, a breezy and cloudy day is keeping temperatures on the cooler side.
The temperature is a breezy 62.6°F, and the felt air temperature is appraised at a mild 57.2°F. The current temperature is almost at the minimum-anticipated 64.4°F for today.

Saturday Oct 17, 2026

  • 72°F
  • 64°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 27mphNNW 347°
  • Humidity: 59%
  • UV index: 7
  • Sunrise: 7:28 am CDT
  • Sunset: 6:59 pm CDT
  • ▼
Today, on Saturday, October 17, mostly clear skies with occasional gusts of wind are expected.
The day will observe a moderate high of an agreeable 71.6°F, subtly differing from a low of a comfortable 64.4°F.
Today, the forecast leans colder as the expected high better matches November's average of 74.7°F.
Sunrise was at 7:28 am and sunset will be at 6:59 pm; the daylight will last for 11h and 31min.

Hourly overview

Hourly temperatures

Warmest period: 1 pm - 3 pm 72°C.
Coldest hour: 9 am 63°C.

Chance of precipitation

Highest chance: 7%.

Hourly weather forecast

  • 9 am
  • 63°F
  • Feels like:
    59°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 23mphNNW 332°
  • Humidity: 67%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 64°F
  • Feels like:
    61°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 25mphNNW 336°
  • Humidity: 63%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 11 am
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 27mphNNW 339°
  • Humidity: 62%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 12 pm
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 25mphNNW 343°
  • Humidity: 59%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 1 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 26mphNNW 344°
  • Humidity: 59%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 2 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 25mphN 349°
  • Humidity: 57%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 3 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 24mphN 353°
  • Humidity: 55%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 4 pm
  • 70°F
  • Feels like:
    70°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 23mphN 357°
  • Humidity: 53%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 5 pm
  • 70°F
  • Feels like:
    70°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 21mphN 0°
  • Humidity: 52%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 19mphN 3°
  • Humidity: 52%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:59 pm
  • 7 pm
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphN 3°
  • Humidity: 55%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphN 1°
  • Humidity: 58%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphN 356°
  • Humidity: 58%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphNNW 347°
  • Humidity: 59%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphNNW 344°
  • Humidity: 60%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Port Isabel, primarily cloudy and occasionally mostly clear weather is predicted.
The temperature will be between the lowest temperature of 62.6°F and the highest temperature of 71.6°F. The warmest part of the day will be from 1 pm to 3 pm.
Today, the temperature will feel more in line with November's average high than the usual for October. Today, expect the temperature to be also more close to the typical minimum for November than for October.
Updated: Oct 17, 2026 @ 13:13:48 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (8:13 am CDT) it is 62.6°F in Port Isabel. Feels-like temperature is 57.2°F.

Today, variable cloud cover with steady winds is anticipated.

Today, the highest temperature will be 71.6°F, while the lowest temperature will be 64.4°F.
The maximum temperature today will be uncommonly lower than the average highest temperature of 81.9°F in October. The lowest temperature today will be also significantly lower than the average low of 76.1°F.

On Saturday, in Port Isabel, sunrise was at 7:28 am and sunset will be at 6:59 pm (CDT).

Today, the daylight will last for 11h and 31min.