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.

Overcast

38°F

3°C

Humidity 97%
Wind Speed S 8 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 37°F (3°C)
Visibility 7.00 mi
Wind Chill32°F (0°C)
Last update 2 Dec 8:53 pm AKST
Extended Forecast for

4 Miles NW Alyeska AK

  • Tonight

    Tonight: A chance of snow. Mostly cloudy, with a low around 32. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly before noon. Cloudy, with a high near 36. East wind 5 to 10 mph becoming light southeast in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly after midnight. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%.

    Low: 29 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 31. Calm wind. Chance of precipitation is 50%.

    High: 31 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 22. Calm wind becoming northwest around 5 mph. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: Mostly cloudy, with a high near 25. Calm wind becoming north around 5 mph in the afternoon.

    High: 25 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 9am. Mostly cloudy, with a high near 13.

    High: 13 °F

    Chance Snow

  • Saturday Night

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

    Low: 9 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow. Mostly cloudy, with a low around 32. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Snow likely, mainly before noon. Cloudy, with a high near 36. East wind 5 to 10 mph becoming light southeast in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%.
Thursday
A chance of snow. Mostly cloudy, with a high near 31. Calm wind. Chance of precipitation is 50%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22. Calm wind becoming northwest around 5 mph. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 25. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 8.
Saturday
A chance of snow after 9am. Mostly cloudy, with a high near 13.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9.
Sunday
Snow likely, mainly after 3pm. Mostly cloudy, with a high near 17.
Sunday Night
Snow likely. Mostly cloudy, with a low around 9.
Monday
A chance of snow. Mostly cloudy, with a high near 14.
Monday Night
A chance of snow. Mostly cloudy, with a low around 3.
Tuesday
A chance of snow. Mostly cloudy, with a high near 7.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Alyeska AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
8:29 pm AKST Dec 2, 2025
Forecast Valid:
9pm AKST Dec 2, 2025-6pm AKST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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