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.

Light Snow Fog/Mist

8°F

-13°C

Humidity 83%
Wind Speed W 6 mph
Barometer 29.40 in (995.9 mb)
Dewpoint 4°F (-16°C)
Visibility 1.75 mi
Wind Chill-2°F (-19°C)
Last update 29 Dec 11:53 am AKST
Extended Forecast for

10 Miles N Alyeska AK

  • This Afternoon

    This Afternoon: Snow likely. Cloudy, with a high near 19. East wind 10 to 15 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.

    High: 19 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 9pm. Cloudy, with a low around 14. East wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Snow Likely

  • Tuesday

    Tuesday: A chance of snow. Mostly cloudy, with a high near 22. East wind around 5 mph becoming calm. Chance of precipitation is 40%.

    High: 22 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 7. Northeast wind around 5 mph becoming northwest after midnight.

    Low: 7 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow before noon. Mostly cloudy, with a high near 12. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 12 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -3. Northwest wind 5 to 10 mph.

    Low: -3 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: A chance of snow between 9am and 3pm. Partly sunny, with a high near 3. Chance of precipitation is 40%.

    High: 3 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -5.

    Low: -5 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 4.

    High: 4 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Snow likely. Cloudy, with a high near 19. East wind 10 to 15 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 9pm. Cloudy, with a low around 14. East wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
A chance of snow. Mostly cloudy, with a high near 22. East wind around 5 mph becoming calm. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 7. Northeast wind around 5 mph becoming northwest after midnight.
Wednesday
A chance of snow before noon. Mostly cloudy, with a high near 12. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around -3. Northwest wind 5 to 10 mph.
New Year's Day
A chance of snow between 9am and 3pm. Partly sunny, with a high near 3. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around -5.
Friday
Partly sunny, with a high near 4.
Friday Night
Mostly cloudy, with a low around -4.
Saturday
A chance of snow. Partly sunny, with a high near 6.
Saturday Night
A chance of snow. Mostly cloudy, with a low around -2.
Sunday
A chance of snow. Mostly cloudy, with a high near 9.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Alyeska AK
 61.1°N 149.16°W (Elev. 4196 ft)
Last Update:
5:06 am AKST Dec 29, 2025
Forecast Valid:
12pm AKST Dec 29, 2025-6pm AKST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation