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

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Fair

13°F

-11°C

Humidity 59%
Wind Speed W 8 mph
Barometer 29.45 in (997.5 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 17 Mar 8:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Calm wind.

    Low: -2 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow after 4pm. Increasing clouds, with a high near 14. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 14 °F

    Sunny then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a low around 1. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 1 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 16. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 16 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 10. North wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 10 °F

    Chance Snow

  • Friday

    Friday: Snow showers, mainly after 10am. High near 22. Calm wind. Chance of precipitation is 80%.

    High: 22 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow showers, mainly before 7pm. Low around 9. Chance of precipitation is 80%.

    Low: 9 °F

    Snow Showers
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 27.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow before 10pm. Mostly cloudy, with a low around 10.

    Low: 10 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -2. Calm wind.
Wednesday
A chance of snow after 4pm. Increasing clouds, with a high near 14. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 1. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Snow likely. Mostly cloudy, with a high near 16. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10. North wind around 5 mph becoming calm. Chance of precipitation is 50%.
Friday
Snow showers, mainly after 10am. High near 22. Calm wind. Chance of precipitation is 80%.
Friday Night
Snow showers, mainly before 7pm. Low around 9. Chance of precipitation is 80%.
Saturday
A chance of snow. Partly sunny, with a high near 27.
Saturday Night
A chance of snow before 10pm. Mostly cloudy, with a low around 10.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 9.
Monday
Sunny, with a high near 26.
Monday Night
Clear, with a low around 6.
Tuesday
Sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
8:14 pm AKDT Mar 17, 2026
Forecast Valid:
9pm AKDT Mar 17, 2026-6pm AKDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation