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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81°NLon: 97.09°WElev: 7ft.

Fair

84°F

29°C

Humidity 86%
Wind Speed S 8 mph
Barometer 29.97 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 27 Aug 10:35 pm CDT
Extended Forecast for

Port Aransas TX

  • Tonight

    Tonight: Mostly clear, with a low around 82. South wind 10 to 14 mph.

    Low: 82 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Heat index values as high as 101. South southwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 82. Southeast wind 6 to 11 mph.

    Low: 82 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Heat index values as high as 101. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 82. Southeast wind 8 to 11 mph.

    Low: 82 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Southeast wind 6 to 11 mph.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 82. Southeast wind 9 to 11 mph.

    Low: 82 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 91. Southeast wind 7 to 11 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 82. South southeast wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 82 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 82. South wind 10 to 14 mph.
Friday
Sunny, with a high near 88. Heat index values as high as 101. South southwest wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 82. Southeast wind 6 to 11 mph.
Saturday
Sunny, with a high near 88. Heat index values as high as 101. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 82. Southeast wind 8 to 11 mph.
Sunday
Sunny, with a high near 88. Southeast wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 82. Southeast wind 9 to 11 mph.
Monday
Sunny, with a high near 91. Southeast wind 7 to 11 mph.
Monday Night
Mostly clear, with a low around 82. South southeast wind 8 to 13 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 82.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 81.
Thursday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Aransas TX
 27.84°N 97.06°W
Last Update:
1:46 pm CDT Aug 27, 2026
Forecast Valid:
10pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
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