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.

Overcast

29°F

-2°C

Humidity 92%
Wind Speed W 8 mph
Barometer 29.37 in (994.6 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Feb 10:53 am AKST
Extended Forecast for

Alyeska AK

  • Today

    Today: Mostly cloudy, with a high near 29. North wind around 5 mph becoming calm in the afternoon.

    High: 29 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 16. Light north wind increasing to 5 to 10 mph after midnight.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 24. North wind around 5 mph becoming calm in the afternoon.

    High: 24 °F

    Sunny

  • Friday Night

    Friday Night: A chance of snow after 3am. Increasing clouds, with a low around 16. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.

    Low: 16 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow before 9am, then snow showers between 9am and noon, then snow after noon. High near 30. Southeast wind 5 to 10 mph becoming light east in the afternoon. Chance of precipitation is 80%.

    High: 30 °F

    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 14. Light northwest wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 50%.

    Low: 14 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow before 3pm. Partly sunny, with a high near 23. Chance of precipitation is 50%.

    High: 23 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 29. North wind around 5 mph becoming calm in the afternoon.
Tonight
Partly cloudy, with a low around 16. Light north wind increasing to 5 to 10 mph after midnight.
Friday
Sunny, with a high near 24. North wind around 5 mph becoming calm in the afternoon.
Friday Night
A chance of snow after 3am. Increasing clouds, with a low around 16. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.
Saturday
A chance of snow before 9am, then snow showers between 9am and noon, then snow after noon. High near 30. Southeast wind 5 to 10 mph becoming light east in the afternoon. Chance of precipitation is 80%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 14. Light northwest wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 50%.
Sunday
A chance of snow before 3pm. Partly sunny, with a high near 23. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 6.
Washington's Birthday
Mostly sunny, with a high near 18.
Monday Night
A chance of snow after 3am. Partly cloudy, with a low around 9.
Tuesday
A chance of snow. Mostly cloudy, with a high near 19.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 6.
Wednesday
Mostly sunny, with a high near 19.
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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:
5:28 am AKST Feb 12, 2026
Forecast Valid:
11am AKST Feb 12, 2026-6pm AKST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation