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

29°F

-2°C

Humidity 75%
Wind Speed SE 8 G 17 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 18 Feb 3:53 pm AKST
Extended Forecast for

4 Miles NNW Alyeska AK

  • This Afternoon

    This Afternoon: Snow. High near 21. Southeast wind around 10 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 9pm. Low around 13. South wind 5 to 10 mph becoming north 10 to 15 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Snow then
    Slight Chance
    Snow

  • Thursday

    Thursday: Areas of blowing snow after noon. Mostly sunny, with a temperature falling to around 3 by 5pm. North wind 15 to 25 mph increasing to 25 to 35 mph in the afternoon.

    High: 16 °F⇓

    Partly Sunny
    then Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Areas of blowing snow before midnight, then areas of blowing snow after 3am. Mostly clear, with a low around -5. Wind chill values as low as -30. North wind 30 to 35 mph, with gusts as high as 45 mph.

    Low: -5 °F

    Areas Blowing
    Snow

  • Friday

    Friday: Sunny, with a high near 5. North wind 30 to 35 mph.

    High: 5 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around -6. North wind 25 to 30 mph, with gusts as high as 35 mph.

    Low: -6 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 10.

    High: 10 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow. High near 21. Southeast wind around 10 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 9pm. Low around 13. South wind 5 to 10 mph becoming north 10 to 15 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Areas of blowing snow after noon. Mostly sunny, with a temperature falling to around 3 by 5pm. North wind 15 to 25 mph increasing to 25 to 35 mph in the afternoon.
Thursday Night
Areas of blowing snow before midnight, then areas of blowing snow after 3am. Mostly clear, with a low around -5. Wind chill values as low as -30. North wind 30 to 35 mph, with gusts as high as 45 mph.
Friday
Sunny, with a high near 5. North wind 30 to 35 mph.
Friday Night
Clear, with a low around -6. North wind 25 to 30 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 10.
Saturday Night
Mostly clear, with a low around 0.
Sunday
Mostly sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 25.
Monday Night
A chance of snow. Partly cloudy, with a low around 15.
Tuesday
A chance of snow. Mostly cloudy, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alyeska AK
 61.02°N 149.17°W (Elev. 3599 ft)
Last Update:
3:27 pm AKST Feb 18, 2026
Forecast Valid:
4pm AKST Feb 18, 2026-6pm AKST Feb 24, 2026
 
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Additional Resources

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