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

Dangerous Heat Continues from the Ohio Valley into the Mid-Atlantic; Heavy Rain and Flash Flooding in New Mexico

Extremely dangerous heat persists through Thursday with widespread daily temperature records. The most significant cumulative heat impacts are anticipated across the Mid-Atlantic through Thursday and eastern Ohio Valley through Friday. Monsoonal moisture continues to bring heavy rain and flash flooding to New Mexico and west Texas through Thursday. Read More >

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81°NLon: 97.09°WElev: 7ft.

Partly Cloudy

84°F

29°C

Humidity 77%
Wind Speed SE 6 mph
Barometer 30.08 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 25 Jun 8:15 am CDT
Extended Forecast for

Port Aransas TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 11am and 4pm. Mostly sunny, with a high near 86. Heat index values as high as 96. East southeast wind 6 to 13 mph.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 81. Southeast wind 10 to 14 mph.

    Low: 81 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 86. Heat index values as high as 96. Southeast wind 9 to 13 mph. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 82. Southeast wind 9 to 13 mph.

    Low: 82 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 86. Southeast wind 8 to 13 mph. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 81. South southeast wind 10 to 14 mph.

    Low: 81 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. Southeast wind 8 to 14 mph.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. Southeast wind 10 to 14 mph.

    Low: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. South southeast wind 9 to 15 mph, with gusts as high as 18 mph.

    High: 86 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 11am and 4pm. Mostly sunny, with a high near 86. Heat index values as high as 96. East southeast wind 6 to 13 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 81. Southeast wind 10 to 14 mph.
Thursday
A chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 86. Heat index values as high as 96. Southeast wind 9 to 13 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 82. Southeast wind 9 to 13 mph.
Friday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 86. Southeast wind 8 to 13 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 81. South southeast wind 10 to 14 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. Southeast wind 8 to 14 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. Southeast wind 10 to 14 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. South southeast wind 9 to 15 mph, with gusts as high as 18 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 81.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 82.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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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:
6:01 am CDT Jun 25, 2025
Forecast Valid:
8am CDT Jun 25, 2025-6pm CDT Jul 1, 2025
 
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