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.

Light Snow Fog/Mist

28°F

-2°C

Humidity 85%
Wind Speed Vrbl 5 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 24°F (-4°C)
Visibility 1.00 mi
Wind Chill22°F (-6°C)
Last update 18 Feb 5:53 pm AKST
Extended Forecast for

5 Miles N Alyeska AK

  • Tonight

    Tonight: Snow likely, mainly before midnight. Mostly cloudy, with a low around 15. Southeast wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Likely
    then Slight
    Chance Snow

  • Thursday

    Thursday: Areas of blowing snow after noon. Mostly sunny, with a temperature falling to around 9 by 5pm. North wind 20 to 30 mph increasing to 30 to 40 mph in the afternoon.

    High: 19 °F⇓

    Partly Sunny
    then Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 1. North wind 35 to 40 mph, with gusts as high as 50 mph.

    Low: 1 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 8. North wind 30 to 40 mph.

    High: 8 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around -3. North wind 20 to 25 mph.

    Low: -3 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 13. North wind 10 to 20 mph.

    High: 13 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly before midnight. Mostly cloudy, with a low around 15. Southeast wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Areas of blowing snow after noon. Mostly sunny, with a temperature falling to around 9 by 5pm. North wind 20 to 30 mph increasing to 30 to 40 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 1. North wind 35 to 40 mph, with gusts as high as 50 mph.
Friday
Sunny, with a high near 8. North wind 30 to 40 mph.
Friday Night
Clear, with a low around -3. North wind 20 to 25 mph.
Saturday
Sunny, with a high near 13. North wind 10 to 20 mph.
Saturday Night
Mostly clear, with a low around 3.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 29.
Monday Night
A chance of snow. Partly cloudy, with a low around 18.
Tuesday
A chance of snow. Mostly cloudy, with a high near 28.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 14.
Wednesday
A chance of snow. Mostly cloudy, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Alyeska AK
 61.02°N 149.11°W (Elev. 2215 ft)
Last Update:
3:27 pm AKST Feb 18, 2026
Forecast Valid:
6pm AKST Feb 18, 2026-6pm AKST Feb 25, 2026
 
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Additional Resources

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Chance of Precipitation