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

6°F

-14°C

Humidity 69%
Wind Speed W 12 G 18 mph
Barometer 29.47 in (997.9 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 28 Dec 7:53 am AKST
Extended Forecast for

Alyeska AK

  • Today

    Today: Sunny, with a high near 9. Calm wind.

    High: 9 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 0. Calm wind.

    Low: 0 °F

    Mostly Clear

  • Monday

    Monday: Snow likely, mainly after 3pm. Increasing clouds, with a high near 21. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Slight Chance
    Snow then
    Snow Likely

  • Monday Night

    Monday Night: Snow likely before midnight, then rain and snow likely. Mostly cloudy, with a low around 13. Northeast wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 13 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain and snow likely, mainly before 9am. Mostly cloudy, with a high near 25. East wind around 5 mph becoming calm in the morning. Chance of precipitation is 60%.

    High: 25 °F

    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 14. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.

    Low: 14 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.

    High: 19 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow

  • New Year's Day

    New Year's Day: A chance of snow before 3pm. Partly sunny, with a high near 8.

    High: 8 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 9. Calm wind.
Tonight
Mostly clear, with a low around 0. Calm wind.
Monday
Snow likely, mainly after 3pm. Increasing clouds, with a high near 21. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely before midnight, then rain and snow likely. Mostly cloudy, with a low around 13. Northeast wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday
Rain and snow likely, mainly before 9am. Mostly cloudy, with a high near 25. East wind around 5 mph becoming calm in the morning. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 14. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.
Wednesday
A chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 4.
New Year's Day
A chance of snow before 3pm. Partly sunny, with a high near 8.
Thursday Night
Partly cloudy, with a low around 3.
Friday
Partly sunny, with a high near 12.
Friday Night
Mostly cloudy, with a low around 6.
Saturday
Partly sunny, with a high near 12.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
3:28 am AKST Dec 28, 2025
Forecast Valid:
8am AKST Dec 28, 2025-6pm AKST Jan 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation