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

4°F

-16°C

Humidity 88%
Wind Speed Calm
Barometer 29.93 in (1013.6 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 26 Dec 7:53 am AKST
Extended Forecast for

4 Miles NNW Alyeska AK

  • Today

    Today: Snow, mainly after 9am. Areas of blowing snow after 3pm. High near 14. East wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 14 °F

    Snow and
    Areas Blowing
    Snow

  • Tonight

    Tonight: Snow. Areas of blowing snow before 9pm. Temperature rising to around 19 by 5am. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 12 °F⇑

    Snow and
    Areas Blowing
    Snow

  • Saturday

    Saturday: Snow likely, mainly before noon. Cloudy, with a high near 20. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 6. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 6 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 10. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 10 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow after 3am. Mostly cloudy, with a low around 5. Northeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 5 °F

    Partly Cloudy
    then Chance
    Snow

  • Monday

    Monday: Snow likely, mainly after 9am. Mostly cloudy, with a high near 25. Chance of precipitation is 70%.

    High: 25 °F

    Snow Likely

  • Monday Night

    Monday Night: Snow. Cloudy, with a low around 17.

    Low: 17 °F

    Snow

  • Tuesday

    Tuesday: Snow. Cloudy, with a high near 24.

    High: 24 °F

    Snow

Detailed Forecast

Today
Snow, mainly after 9am. Areas of blowing snow after 3pm. High near 14. East wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow. Areas of blowing snow before 9pm. Temperature rising to around 19 by 5am. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow likely, mainly before noon. Cloudy, with a high near 20. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 6. North wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 10. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A chance of snow after 3am. Mostly cloudy, with a low around 5. Northeast wind around 10 mph. Chance of precipitation is 30%.
Monday
Snow likely, mainly after 9am. Mostly cloudy, with a high near 25. Chance of precipitation is 70%.
Monday Night
Snow. Cloudy, with a low around 17.
Tuesday
Snow. Cloudy, with a high near 24.
Tuesday Night
Snow likely, mainly before 3am. Mostly cloudy, with a low around 13.
Wednesday
A chance of snow. Mostly cloudy, with a high near 18.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 6.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 13.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alyeska AK
 61.02°N 149.17°W (Elev. 3599 ft)
Last Update:
4:21 am AKST Dec 26, 2025
Forecast Valid:
7am AKST Dec 26, 2025-6pm AKST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation