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

9°F

-13°C

Humidity 58%
Wind Speed Calm
Barometer 29.55 in (1001.0 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Last update 4 Mar 3:53 pm AKST
Extended Forecast for

6 Miles N Alyeska AK

  • This Afternoon

    This Afternoon: Sunny, with a high near 12. Calm wind.

    High: 12 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a temperature rising to around 12 by 4am. Southeast wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 5 °F⇑

    Increasing
    Clouds

  • Thursday

    Thursday: Snow likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 20. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow, mainly after midnight. Areas of blowing snow after 3am. Low around 17. Southeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.

    Low: 17 °F

    Chance Snow
    then Snow and
    Areas Blowing
    Snow

  • Friday

    Friday: Snow. Areas of blowing snow before noon. High near 29. Southeast wind 30 to 40 mph decreasing to 10 to 20 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%.

    High: 29 °F

    Snow and
    Areas Blowing
    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 9pm. Mostly cloudy, with a low around 12. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 12 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.

    High: 20 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly between 9pm and 3am. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 16.

    High: 16 °F

    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 12. Calm wind.
Tonight
Increasing clouds, with a temperature rising to around 12 by 4am. Southeast wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday
Snow likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 20. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow, mainly after midnight. Areas of blowing snow after 3am. Low around 17. Southeast wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.
Friday
Snow. Areas of blowing snow before noon. High near 29. Southeast wind 30 to 40 mph decreasing to 10 to 20 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%.
Friday Night
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 12. Southeast wind around 5 mph. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.
Saturday Night
Snow likely, mainly between 9pm and 3am. Mostly cloudy, with a low around 4.
Sunday
A chance of snow. Mostly cloudy, with a high near 16.
Sunday Night
A chance of snow before 3am. Mostly cloudy, with a low around -2.
Monday
Mostly sunny, with a high near 12.
Monday Night
Partly cloudy, with a low around -5.
Tuesday
Partly sunny, with a high near 10.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Alyeska AK
 61.05°N 149.11°W (Elev. 3422 ft)
Last Update:
4:11 pm AKST Mar 4, 2026
Forecast Valid:
4pm AKST Mar 4, 2026-6pm AKDT Mar 10, 2026
 
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Additional Resources

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Chance of Precipitation