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

12°F

-11°C

Humidity 87%
Wind Speed Calm
Barometer 30.19 in (1022.4 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 17 Feb 10:53 pm AKST
Extended Forecast for

4 Miles NNW Alyeska AK

  • Tonight

    Tonight: A slight chance of snow after 3am. Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming east after midnight. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow, mainly after 9am. High near 19. East wind around 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 19 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 9pm. Low around 13. Southeast wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 13 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: Areas of blowing snow after noon. Mostly sunny, with a high near 16. Northwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 16 °F

    Partly Sunny
    then Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Areas of blowing snow before midnight, then areas of blowing snow after 3am. Mostly cloudy, with a low around -4. Northwest wind 25 to 30 mph, with gusts as high as 60 mph.

    Low: -4 °F

    Areas Blowing
    Snow

  • Friday

    Friday: Sunny, with a high near 1. Northwest wind 25 to 30 mph, with gusts as high as 55 mph.

    High: 1 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -6.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 10.

    High: 10 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of snow after 3am. Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming east after midnight. Chance of precipitation is 20%.
Wednesday
Snow, mainly after 9am. High near 19. East wind around 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow, mainly before 9pm. Low around 13. Southeast wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Areas of blowing snow after noon. Mostly sunny, with a high near 16. Northwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Thursday Night
Areas of blowing snow before midnight, then areas of blowing snow after 3am. Mostly cloudy, with a low around -4. Northwest wind 25 to 30 mph, with gusts as high as 60 mph.
Friday
Sunny, with a high near 1. Northwest wind 25 to 30 mph, with gusts as high as 55 mph.
Friday Night
Mostly clear, with a low around -6.
Saturday
Sunny, with a high near 10.
Saturday Night
Mostly clear, with a low around 0.
Sunday
Mostly sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 25.
Monday Night
A chance of snow. Partly cloudy, with a low around 15.
Tuesday
A chance of snow. Mostly cloudy, with a high near 24.
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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:
8:10 pm AKST Feb 17, 2026
Forecast Valid:
11pm AKST Feb 17, 2026-6pm AKST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation