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.

Fog/Mist

33°F

1°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 33°F (1°C)
Visibility 1.00 mi
Last update 4 Dec 9:53 pm AKST
Extended Forecast for

5 Miles N Alyeska AK

  • Tonight

    Tonight: Snow. Low around 24. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 24 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before 9am. Mostly cloudy, with a temperature falling to around 20 by 5pm. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 27 °F⇓

    Snow Likely
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow, mainly between 9pm and 3am. Mostly cloudy, with a low around 8. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.

    Low: 8 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow before noon, then a chance of snow after 3pm. Mostly cloudy, with a high near 13. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 13 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 11. North wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 11 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 14. North wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 14 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.

    Low: 9 °F

    Chance Snow

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 14.

    High: 14 °F

    Chance Snow

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 2.

    Low: 2 °F

    Chance Snow

Detailed Forecast

Tonight
Snow. Low around 24. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow likely, mainly before 9am. Mostly cloudy, with a temperature falling to around 20 by 5pm. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow, mainly between 9pm and 3am. Mostly cloudy, with a low around 8. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.
Saturday
A chance of snow before noon, then a chance of snow after 3pm. Mostly cloudy, with a high near 13. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 11. North wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 14. North wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
Monday
A chance of snow. Mostly cloudy, with a high near 14.
Monday Night
A chance of snow. Mostly cloudy, with a low around 2.
Tuesday
A chance of snow. Mostly cloudy, with a high near 6.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 0.
Wednesday
Mostly sunny, with a high near 4.
Wednesday Night
Mostly clear, with a low around 0.
Thursday
Sunny, with a high near 4.
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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:
7:51 pm AKST Dec 4, 2025
Forecast Valid:
10pm AKST Dec 4, 2025-6pm AKST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation