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 30.10 in (1019.5 mb)
Dewpoint 24°F (-4°C)
Visibility 2.50 mi
Wind Chill22°F (-6°C)
Last update 18 Feb 6:51 pm AKST
Extended Forecast for

10 Miles N Alyeska AK

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 12. Light and variable wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 12 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a temperature falling to around 2 by 5pm. North wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon.

    High: 16 °F⇓

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -6. North wind 10 to 20 mph, with gusts as high as 35 mph.

    Low: -6 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 4. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 4 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around -7. North wind 25 to 30 mph.

    Low: -7 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 10. Northeast wind 15 to 25 mph.

    High: 10 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -1.

    Low: -1 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow, mainly before midnight. Low around 12. Light and variable wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a temperature falling to around 2 by 5pm. North wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around -6. North wind 10 to 20 mph, with gusts as high as 35 mph.
Friday
Sunny, with a high near 4. North wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Clear, with a low around -7. North wind 25 to 30 mph.
Saturday
Sunny, with a high near 10. Northeast wind 15 to 25 mph.
Saturday Night
Mostly clear, with a low around -1.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 26.
Monday Night
A chance of snow. Partly cloudy, with a low around 14.
Tuesday
A chance of snow. Mostly cloudy, with a high near 24.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 10.
Wednesday
A chance of snow. Mostly cloudy, with a high near 18.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Alyeska AK
 61.1°N 149.16°W (Elev. 4196 ft)
Last Update:
3:27 pm AKST Feb 18, 2026
Forecast Valid:
7pm AKST Feb 18, 2026-6pm AKST Feb 25, 2026
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation