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

Excessive Rainfall Possible for the Gulf Coast and Florida; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this week. Read More >

Hazardous Weather Conditions

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81°NLon: 97.09°WElev: 7ft.

Overcast

76°F

24°C

Humidity 82%
Wind Speed N 20 mph
Barometer 30.01 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 5 Oct 6:55 am CDT
Extended Forecast for

Port Aransas TX

Coastal Flood Advisory October 5, 07:15am until October 6, 07:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory October 5, 07:15am until October 6, 07:00pm

    NOW until 7:00pm Tue

    Coastal Flood Advisory

  • Today

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 9pm. Partly cloudy, with a low around 77. North northeast wind 13 to 15 mph, with gusts as high as 21 mph.

    Low: 77 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers after 3pm. Sunny, with a high near 88. Heat index values as high as 94. North northeast wind 13 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 7pm, then a slight chance of showers after 1am. Mostly clear, with a low around 77. Northeast wind around 11 mph. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 88. North northeast wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79. East northeast wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind 13 to 16 mph, with gusts as high as 22 mph.

    High: 88 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. East northeast wind 11 to 16 mph, with gusts as high as 23 mph.

    Low: 78 °F

    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Heat index values as high as 95. North northeast wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
A 30 percent chance of showers, mainly before 9pm. Partly cloudy, with a low around 77. North northeast wind 13 to 15 mph, with gusts as high as 21 mph.
Tuesday
A 20 percent chance of showers after 3pm. Sunny, with a high near 88. Heat index values as high as 94. North northeast wind 13 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of showers before 7pm, then a slight chance of showers after 1am. Mostly clear, with a low around 77. Northeast wind around 11 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 88. North northeast wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79. East northeast wind 10 to 14 mph, with gusts as high as 20 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind 13 to 16 mph, with gusts as high as 22 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. East northeast wind 11 to 16 mph, with gusts as high as 23 mph.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind 14 to 16 mph, with gusts as high as 22 mph.
Friday Night
A 30 percent chance of showers, mainly before 1am. Partly cloudy, with a low around 77.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 78.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Aransas TX
 27.82°N 97.06°W
Last Update:
1:21 am CDT Oct 5, 2026
Forecast Valid:
7am CDT Oct 5, 2026-6pm CDT Oct 11, 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