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.

Fair

18°F

-8°C

Humidity 35%
Wind Speed W 9 G 21 mph
Barometer 30.25 in (1024.6 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 20 Feb 3:53 pm AKST
Extended Forecast for

6 Miles NNW Alyeska AK

  • This Afternoon

    This Afternoon: Areas of blowing snow. Sunny, with a high near 7. North wind around 35 mph.

    High: 7 °F

    Areas Blowing
    Snow

  • Tonight

    Tonight: Areas of blowing snow. Clear, with a low around -4. Wind chill values as low as -35. North wind 30 to 35 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph.

    Low: -4 °F

    Areas Blowing
    Snow

  • Saturday

    Saturday: Sunny, with a high near 9. North wind around 20 mph.

    High: 9 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1. North wind around 15 mph, with gusts as high as 20 mph.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 20. North wind 10 to 15 mph.

    High: 20 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. Northwest wind 15 to 20 mph.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow after 3pm. Partly sunny, with a high near 29. Chance of precipitation is 30%.

    High: 29 °F

    Partly Sunny
    then Chance
    Snow

  • Monday Night

    Monday Night: A chance of snow before 3am. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow after 9am. Mostly cloudy, with a high near 22.

    High: 22 °F

    Chance Snow

Detailed Forecast

This Afternoon
Areas of blowing snow. Sunny, with a high near 7. North wind around 35 mph.
Tonight
Areas of blowing snow. Clear, with a low around -4. Wind chill values as low as -35. North wind 30 to 35 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph.
Saturday
Sunny, with a high near 9. North wind around 20 mph.
Saturday Night
Mostly clear, with a low around 1. North wind around 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 20. North wind 10 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 18. Northwest wind 15 to 20 mph.
Monday
A chance of snow after 3pm. Partly sunny, with a high near 29. Chance of precipitation is 30%.
Monday Night
A chance of snow before 3am. Mostly cloudy, with a low around 17.
Tuesday
A chance of snow after 9am. Mostly cloudy, with a high near 22.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around -1.
Wednesday
A chance of snow. Mostly cloudy, with a high near 8.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around -12.
Thursday
Partly sunny, with a high near 1.
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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:
3:02 pm AKST Feb 20, 2026
Forecast Valid:
4pm AKST Feb 20, 2026-6pm AKST Feb 26, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation