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.

Fog/Mist

33°F

1°C

Humidity 100%
Wind Speed W 3 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 33°F (1°C)
Visibility 1.50 mi
Last update 4 Dec 7:53 pm AKST
Extended Forecast for

13 Miles NNE Alyeska AK

  • Tonight

    Tonight: Snow. Low around 18. Southwest wind around 5 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before 9am. Mostly cloudy, with a high near 20. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Snow Likely
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow, mainly between 9pm and 3am. Mostly cloudy, with a low around 5. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%.

    Low: 5 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow after 9am. Mostly cloudy, with a high near 11. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 11 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 6. North wind around 15 mph. Chance of precipitation is 50%.

    Low: 6 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 6. North wind 10 to 15 mph. Chance of precipitation is 40%.

    High: 6 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before midnight, then a chance of snow after 3am. Mostly cloudy, with a low around 0. Chance of precipitation is 40%.

    Low: 0 °F

    Chance Snow

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 5.

    High: 5 °F

    Chance Snow

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around -5.

    Low: -5 °F

    Chance Snow

Detailed Forecast

Tonight
Snow. Low around 18. Southwest wind around 5 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
Snow likely, mainly before 9am. Mostly cloudy, with a high near 20. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow, mainly between 9pm and 3am. Mostly cloudy, with a low around 5. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 30%.
Saturday
A chance of snow after 9am. Mostly cloudy, with a high near 11. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 6. North wind around 15 mph. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 6. North wind 10 to 15 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow before midnight, then a chance of snow after 3am. Mostly cloudy, with a low around 0. Chance of precipitation is 40%.
Monday
A chance of snow. Mostly cloudy, with a high near 5.
Monday Night
A chance of snow. Mostly cloudy, with a low around -5.
Tuesday
A chance of snow. Mostly cloudy, with a high near -1.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around -7.
Wednesday
A chance of snow. Mostly sunny, with a high near -2.
Wednesday Night
Mostly clear, with a low around -8.
Thursday
Sunny, with a high near -3.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Alyeska AK
 61.13°N 148.88°W (Elev. 5052 ft)
Last Update:
7:51 pm AKST Dec 4, 2025
Forecast Valid:
8pm AKST Dec 4, 2025-6pm AKST Dec 11, 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