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 57%
Wind Speed Calm
Barometer 29.57 in (1001.5 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 4 Mar 4:53 pm AKST
Extended Forecast for

5 Miles N Alyeska AK

  • Tonight

    Tonight: Increasing clouds, with a temperature falling to near 1 by 9pm, then rising to around 13 during the remainder of the night. East wind 5 to 10 mph.

    Low: 1 °F⇑

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of snow showers before 9am, then snow likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 23. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow, mainly after midnight. Areas of blowing snow after 3am. Temperature rising to around 29 by 5am. Southeast wind 10 to 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F⇑

    Chance Snow
    then Snow and
    Areas Blowing
    Snow

  • Friday

    Friday: Snow. Areas of blowing snow before 9am. High near 31. East wind 25 to 35 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.

    High: 31 °F

    Snow and
    Areas Blowing
    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 9pm. Mostly cloudy, with a low around 15. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 15 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 22. Calm wind. Chance of precipitation is 40%.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly between 9pm and 3am. Mostly cloudy, with a low around 7. Chance of precipitation is 70%.

    Low: 7 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 18.

    High: 18 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before 3am. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a temperature falling to near 1 by 9pm, then rising to around 13 during the remainder of the night. East wind 5 to 10 mph.
Thursday
A slight chance of snow showers before 9am, then snow likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 23. East wind 10 to 15 mph, with gusts as high as 20 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. Temperature rising to around 29 by 5am. Southeast wind 10 to 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow. Areas of blowing snow before 9am. High near 31. East wind 25 to 35 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.
Friday Night
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 15. Southeast wind around 5 mph. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 22. Calm wind. Chance of precipitation is 40%.
Saturday Night
Snow likely, mainly between 9pm and 3am. Mostly cloudy, with a low around 7. Chance of precipitation is 70%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18.
Sunday Night
A chance of snow before 3am. Mostly cloudy, with a low around 1.
Monday
Mostly sunny, with a high near 13.
Monday Night
Partly cloudy, with a low around -2.
Tuesday
Partly sunny, with a high near 12.
Tuesday Night
Mostly cloudy, with a low around -3.
Wednesday
Mostly sunny, with a high near 12.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Alyeska AK
 61.02°N 149.11°W (Elev. 2215 ft)
Last Update:
4:11 pm AKST Mar 4, 2026
Forecast Valid:
5pm AKST Mar 4, 2026-6pm AKDT Mar 11, 2026
 
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Additional Resources

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