National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday

In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81°NLon: 97.09°WElev: 7ft.

Fair

86°F

30°C

Humidity 75%
Wind Speed SE 12 G 18 mph
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 7 Jul 7:35 pm CDT
Extended Forecast for

Port Aransas TX

  • Tonight

    Tonight: Mostly clear, with a low around 82. South southeast wind 11 to 13 mph.

    Low: 82 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Heat index values as high as 103. South wind 8 to 13 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 82. South southeast wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 82 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Sunny, with a high near 89. Heat index values as high as 105. South southeast wind 9 to 14 mph, with gusts as high as 18 mph.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 82. South southeast wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 82 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. South southeast wind 11 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 83. Southeast wind 13 to 15 mph, with gusts as high as 20 mph.

    Low: 83 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Southeast wind 11 to 14 mph, with gusts as high as 18 mph.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 83. Southeast wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 83 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 82. South southeast wind 11 to 13 mph.
Wednesday
Sunny, with a high near 89. Heat index values as high as 103. South wind 8 to 13 mph.
Wednesday Night
Mostly clear, with a low around 82. South southeast wind 11 to 14 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers after 1pm. Sunny, with a high near 89. Heat index values as high as 105. South southeast wind 9 to 14 mph, with gusts as high as 18 mph.
Thursday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 82. South southeast wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. South southeast wind 11 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 83. Southeast wind 13 to 15 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Southeast wind 11 to 14 mph, with gusts as high as 18 mph.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 83. Southeast wind 11 to 14 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 83.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 83.
Tuesday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Aransas TX
 27.82°N 97.06°W
Last Update:
2:06 pm CDT Jul 7, 2026
Forecast Valid:
7pm CDT Jul 7, 2026-6pm CDT Jul 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation