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.

Mostly Cloudy

32°F

0°C

Humidity 92%
Wind Speed Calm
Barometer 29.32 in (993.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Feb 3:53 am AKST
Extended Forecast for

6 Miles NNW Alyeska AK

  • Overnight

    Overnight: A slight chance of snow showers. Partly cloudy, with a low around 14. North wind around 5 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Partly sunny, with a high near 18. North wind around 10 mph.

    High: 18 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11. North wind 10 to 15 mph.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 16. North wind 5 to 15 mph.

    High: 16 °F

    Sunny

  • Friday Night

    Friday Night: A chance of snow after 3am. Mostly cloudy, with a low around 12. West wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 30%.

    Low: 12 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow before 9am, then snow showers between 9am and noon, then snow after noon. High near 23. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 23 °F

    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.

    Low: 9 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow before 3pm. Partly sunny, with a high near 18.

    High: 18 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of snow showers. Partly cloudy, with a low around 14. North wind around 5 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 18. North wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 11. North wind 10 to 15 mph.
Friday
Sunny, with a high near 16. North wind 5 to 15 mph.
Friday Night
A chance of snow after 3am. Mostly cloudy, with a low around 12. West wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 30%.
Saturday
A chance of snow before 9am, then snow showers between 9am and noon, then snow after noon. High near 23. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.
Sunday
A chance of snow before 3pm. Partly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around -1.
Washington's Birthday
Mostly sunny, with a high near 12.
Monday Night
A chance of snow. Partly cloudy, with a low around 2.
Tuesday
A chance of snow. Mostly cloudy, with a high near 14.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 1.
Wednesday
Mostly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
3:28 am AKST Feb 12, 2026
Forecast Valid:
3am AKST Feb 12, 2026-6pm AKST Feb 18, 2026
 
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