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 with Haze

5°F

-15°C

Humidity 79%
Wind Speed W 10 G 30 mph
Barometer 29.11 in (986.1 mb)
Dewpoint 0°F (-18°C)
Visibility 4.00 mi
Wind Chill-10°F (-23°C)
Last update 7 Jan 3:53 am AKST
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: A slight chance of snow. Mostly cloudy, with a low around -6. Calm wind. Chance of precipitation is 20%.

    Low: -6 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A slight chance of snow before 9am. Mostly sunny, with a temperature falling to around -12 by 5pm. Calm wind. Chance of precipitation is 20%.

    High: 0 °F⇓

    Slight Chance
    Snow then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -18. Calm wind.

    Low: -18 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 1. Calm wind.

    High: 1 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of snow after 9pm. Mostly cloudy, with a low around -2. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: -2 °F

    Chance Snow

  • Friday

    Friday: Snow. High near 25. Northeast wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 25 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 24. Chance of precipitation is 100%.

    Low: 24 °F

    Snow

  • Saturday

    Saturday: Snow before 9am. Cloudy, with a high near 30.

    High: 30 °F

    Snow then
    Cloudy

  • Saturday Night

    Saturday Night: Snow after 9pm. Cloudy, with a low around 18.

    Low: 18 °F

    Snow

Detailed Forecast

Overnight
A slight chance of snow. Mostly cloudy, with a low around -6. Calm wind. Chance of precipitation is 20%.
Wednesday
A slight chance of snow before 9am. Mostly sunny, with a temperature falling to around -12 by 5pm. Calm wind. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around -18. Calm wind.
Thursday
Sunny, with a high near 1. Calm wind.
Thursday Night
A chance of snow after 9pm. Mostly cloudy, with a low around -2. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Friday
Snow. High near 25. Northeast wind 5 to 10 mph. Chance of precipitation is 90%.
Friday Night
Snow. Low around 24. Chance of precipitation is 100%.
Saturday
Snow before 9am. Cloudy, with a high near 30.
Saturday Night
Snow after 9pm. Cloudy, with a low around 18.
Sunday
Snow. Cloudy, with a high near 22.
Sunday Night
Snow. Cloudy, with a low around 17.
Monday
Snow. Cloudy, with a high near 24.
Monday Night
Snow. Cloudy, with a low around 18.
Tuesday
Snow. Cloudy, with a high near 26.
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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:
3:28 am AKST Jan 7, 2026
Forecast Valid:
4am AKST Jan 7, 2026-6pm AKST Jan 13, 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