Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81°NLon: 97.09°WElev: 7ft.

Overcast

59°F

15°C

Humidity 83%
Wind Speed N 7 mph
Barometer 30.31 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Jan 6:15 am CST
Extended Forecast for

Port Aransas TX

  • Today

    Today: A 30 percent chance of showers, mainly between 7am and 4pm.  Mostly cloudy, with a high near 66. North wind 5 to 14 mph becoming east in the afternoon.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 3am, then a slight chance of showers after 5am.  Cloudy, with a low around 63. East wind 9 to 14 mph becoming south after midnight.  Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely.  Mostly cloudy, with a high near 68. South wind 6 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming light and variable.

    Low: 61 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 68. North northwest wind 5 to 8 mph becoming east southeast in the afternoon.

    High: 68 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. South southeast wind around 8 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 70. South southeast wind 7 to 14 mph.

    High: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 55. East southeast wind 15 to 17 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly before noon.  Cloudy, with a high near 62. Breezy, with an east northeast wind 18 to 28 mph becoming north in the afternoon.  Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers, mainly between 7am and 4pm. Mostly cloudy, with a high near 66. North wind 5 to 14 mph becoming east in the afternoon.
Tonight
A chance of showers before 3am, then a slight chance of showers after 5am. Cloudy, with a low around 63. East wind 9 to 14 mph becoming south after midnight. Chance of precipitation is 30%.
Wednesday
Showers likely. Mostly cloudy, with a high near 68. South wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 61. Southeast wind around 5 mph becoming light and variable.
Thursday
Partly sunny, with a high near 68. North northwest wind 5 to 8 mph becoming east southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 63. South southeast wind around 8 mph.
Friday
A 20 percent chance of showers after noon. Partly sunny, with a high near 70. South southeast wind 7 to 14 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 55. East southeast wind 15 to 17 mph, with gusts as high as 21 mph.
Saturday
Showers likely, mainly before noon. Cloudy, with a high near 62. Breezy, with an east northeast wind 18 to 28 mph becoming north in the afternoon. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 35. Windy.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 45.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Aransas TX
 27.84°N 97.06°W
5:36 am CST Jan 20, 2026
6am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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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