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.

Rain Fog/Mist

36°F

2°C

Humidity 89%
Wind Speed SE 13 G 31 mph
Barometer 28.97 in (981.1 mb)
Dewpoint 33°F (1°C)
Visibility 3.00 mi
Wind Chill27°F (-3°C)
Last update 19 Nov 10:53 pm AKST
Extended Forecast for

15 Miles NNE Alyeska AK

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Areas of blowing snow. Low around 21. Southeast wind 45 to 50 mph increasing to 55 to 60 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 9 inches possible.

    Low: 21 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday

    Thursday: Snow before 3pm, then snow showers after 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. High near 24. Southeast wind 55 to 65 mph decreasing to 30 to 40 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 24 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow showers. Low around 16. Southeast wind 25 to 35 mph becoming south 15 to 25 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 4 to 6 inches possible.

    Low: 16 °F

    Snow Showers

  • Friday

    Friday: Snow showers likely, mainly before noon. Cloudy, with a high near 19. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 19 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 10. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 10 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Scattered snow showers, mainly before 3pm. Mostly cloudy, with a high near 14. South wind around 15 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 14 °F

    Scattered
    Snow Showers

  • Saturday Night

    Saturday Night: Scattered snow showers, mainly between 9pm and 3am. Mostly cloudy, with a low around 6. Chance of precipitation is 30%.

    Low: 6 °F

    Scattered
    Snow Showers

  • Sunday

    Sunday: Partly sunny, with a high near 11.

    High: 11 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Areas of blowing snow. Low around 21. Southeast wind 45 to 50 mph increasing to 55 to 60 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 9 inches possible.
Thursday
Snow before 3pm, then snow showers after 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. High near 24. Southeast wind 55 to 65 mph decreasing to 30 to 40 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Thursday Night
Snow showers. Low around 16. Southeast wind 25 to 35 mph becoming south 15 to 25 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 4 to 6 inches possible.
Friday
Snow showers likely, mainly before noon. Cloudy, with a high near 19. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 10. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday
Scattered snow showers, mainly before 3pm. Mostly cloudy, with a high near 14. South wind around 15 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Saturday Night
Scattered snow showers, mainly between 9pm and 3am. Mostly cloudy, with a low around 6. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 11.
Sunday Night
Partly cloudy, with a low around 6.
Monday
A chance of snow after 3pm. Mostly sunny, with a high near 11.
Monday Night
A chance of snow. Mostly cloudy, with a low around 8.
Tuesday
A chance of snow. Mostly cloudy, with a high near 16.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 12.
Wednesday
A chance of snow. Mostly cloudy, with a high near 16.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNE Alyeska AK
 61.16°N 148.88°W (Elev. 6631 ft)
Last Update:
7:34 pm AKST Nov 19, 2025
Forecast Valid:
11pm AKST Nov 19, 2025-6pm AKST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation