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

34°F

1°C

Humidity 100%
Wind Speed W 3 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint 34°F (1°C)
Visibility 2.00 mi
Last update 4 Dec 2:53 pm AKST
Extended Forecast for

Alyeska AK

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a high near 36. Calm wind. Chance of precipitation is 60%.

    High: 36 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely before 9pm, then snow and freezing rain likely between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 22. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Wintry Mix
    Likely

  • Friday

    Friday: A chance of snow, mainly before 9am. Mostly cloudy, with a temperature falling to around 20 by 4pm. North wind around 5 mph becoming calm. Chance of precipitation is 30%.

    High: 29 °F⇓

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow after 3am. Mostly cloudy, with a low around 7. North wind around 5 mph. Chance of precipitation is 40%.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 14. North wind around 5 mph. Chance of precipitation is 50%.

    High: 14 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 9. North wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 9 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 40%.

    High: 18 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 15.

    High: 15 °F

    Chance Snow

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 36. Calm wind. Chance of precipitation is 60%.
Tonight
Rain likely before 9pm, then snow and freezing rain likely between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 22. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Friday
A chance of snow, mainly before 9am. Mostly cloudy, with a temperature falling to around 20 by 4pm. North wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday Night
A chance of snow after 3am. Mostly cloudy, with a low around 7. North wind around 5 mph. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 14. North wind around 5 mph. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9. North wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9.
Monday
A chance of snow. Mostly cloudy, with a high near 15.
Monday Night
A chance of snow. Mostly cloudy, with a low around 4.
Tuesday
A chance of snow. Mostly cloudy, with a high near 9.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 4.
Wednesday
A chance of snow. Mostly sunny, with a high near 8.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
8:29 am AKST Dec 4, 2025
Forecast Valid:
3pm AKST Dec 4, 2025-6pm AKST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation