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

18°F

-8°C

Humidity 74%
Wind Speed W 3 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 17 Feb 6:53 am AKST
Extended Forecast for

Alyeska AK

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 22. Calm wind.

    High: 22 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Patchy freezing fog after midnight. Partly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Mostly Cloudy
    then Patchy
    Freezing Fog

  • Wednesday

    Wednesday: Snow likely, mainly after 3pm. Patchy freezing fog before 9am. Mostly cloudy, with a high near 27. Northeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Snow Likely
    and Patchy
    Freezing Fog

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 17. East wind around 5 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 17 °F

    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a high near 20. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 20 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -2. Northwest wind around 10 mph, with gusts as high as 25 mph.

    Low: -2 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 8.

    High: 8 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 16.

    High: 16 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 22. Calm wind.
Tonight
Patchy freezing fog after midnight. Partly cloudy, with a low around 16. Calm wind.
Wednesday
Snow likely, mainly after 3pm. Patchy freezing fog before 9am. Mostly cloudy, with a high near 27. Northeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 17. East wind around 5 mph becoming northwest after midnight. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 20. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around -2. Northwest wind around 10 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 8.
Friday Night
Mostly clear, with a low around -1.
Saturday
Sunny, with a high near 16.
Saturday Night
Mostly clear, with a low around 7.
Sunday
Sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 29.
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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:
5:27 am AKST Feb 17, 2026
Forecast Valid:
6am AKST Feb 17, 2026-6pm AKST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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