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

8°F

-13°C

Humidity 55%
Wind Speed W 9 G 20 mph
Barometer 29.49 in (998.8 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 18 Mar 3:53 am AKDT
Extended Forecast for

4 Miles NW Alyeska AK

  • Today

    Today: A chance of snow showers, mainly after 4pm. Mostly sunny, with a high near 8. Northwest wind around 5 mph. Chance of precipitation is 30%.

    High: 8 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly after 10pm. Mostly cloudy, with a low around -2. Northwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: -2 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 11. Northwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 11 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers likely. Mostly cloudy, with a low around 3. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 70%.

    Low: 3 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 18. East wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 70%.

    High: 18 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 6. East wind around 5 mph becoming north after midnight. Chance of precipitation is 60%.

    Low: 6 °F

    Snow Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 24. Chance of precipitation is 40%.

    High: 24 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow before 10pm. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of snow showers, mainly after 4pm. Mostly sunny, with a high near 8. Northwest wind around 5 mph. Chance of precipitation is 30%.
Tonight
Snow showers likely, mainly after 10pm. Mostly cloudy, with a low around -2. Northwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 11. Northwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 3. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 70%.
Friday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 18. East wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 70%.
Friday Night
Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 6. East wind around 5 mph becoming north after midnight. Chance of precipitation is 60%.
Saturday
A chance of snow. Partly sunny, with a high near 24. Chance of precipitation is 40%.
Saturday Night
A chance of snow before 10pm. Mostly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Sunny, with a high near 22.
Monday Night
Mostly clear, with a low around 3.
Tuesday
Sunny, with a high near 19.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Alyeska AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
3:35 am AKDT Mar 18, 2026
Forecast Valid:
4am AKDT Mar 18, 2026-6pm AKDT Mar 24, 2026
 
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Additional Resources

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