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.

Heavy Snow Freezing Fog

11°F

-12°C

Humidity 92%
Wind Speed Calm
Barometer 29.55 in (1000.7 mb)
Dewpoint 9°F (-13°C)
Visibility 0.25 mi
Last update 29 Dec 8:53 pm AKST
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Snow showers likely. Cloudy, with a low around 18. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: Scattered snow showers, mainly before noon. Mostly cloudy, with a temperature falling to around 16 by 5pm. Calm wind. Chance of precipitation is 50%.

    High: 23 °F⇓

    Scattered
    Snow Showers
    then Isolated
    Snow Showers

  • Tuesday Night

    Tuesday Night: Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 10. Calm wind. Chance of precipitation is 30%.

    Low: 10 °F

    Mostly Cloudy
    then
    Scattered
    Snow Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 14. Calm wind.

    High: 14 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 2. Northwest wind around 5 mph.

    Low: 2 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 4. North wind 10 to 15 mph.

    High: 4 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -3.

    Low: -3 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 2.

    High: 2 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -5.

    Low: -5 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow showers likely. Cloudy, with a low around 18. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.
Tuesday
Scattered snow showers, mainly before noon. Mostly cloudy, with a temperature falling to around 16 by 5pm. Calm wind. Chance of precipitation is 50%.
Tuesday Night
Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 10. Calm wind. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 14. Calm wind.
Wednesday Night
Partly cloudy, with a low around 2. Northwest wind around 5 mph.
New Year's Day
Sunny, with a high near 4. North wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around -3.
Friday
Sunny, with a high near 2.
Friday Night
Partly cloudy, with a low around -5.
Saturday
Mostly sunny, with a high near 3.
Saturday Night
A chance of snow. Partly cloudy, with a low around -3.
Sunday
A chance of snow. Mostly cloudy, with a high near 6.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 1.
Monday
Snow likely. Mostly cloudy, with a high near 19.
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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:
9:04 pm AKST Dec 29, 2025
Forecast Valid:
9pm AKST Dec 29, 2025-6pm AKST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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