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

12°F

-11°C

Humidity 80%
Wind Speed Calm
Barometer 30.13 in (1020.4 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 23 Feb 5:53 am AKST
Extended Forecast for

10 Miles NE Alyeska AK

  • Today

    Today: A slight chance of snow after 3pm. Mostly cloudy, with a high near 30. West wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Chance of precipitation is 20%.

    High: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tonight

    Tonight: Snow, mainly after 3am. Low around 14. West wind 15 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Chance Snow
    then Snow

  • Tuesday

    Tuesday: Snow likely, mainly before 9am. Areas of blowing snow after noon. Mostly cloudy, with a temperature falling to around 7 by 5pm. Northwest wind 25 to 30 mph increasing to 30 to 35 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 22 °F⇓

    Snow Likely
    then Chance
    Snow and
    Areas Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Areas of blowing snow. Partly cloudy, with a low around -10. Wind chill values as low as -35. Northwest wind around 35 mph, with gusts as high as 45 mph.

    Low: -10 °F

    Areas Blowing
    Snow

  • Wednesday

    Wednesday: Areas of blowing snow. Partly sunny, with a high near -5. Northwest wind 35 to 40 mph, with gusts as high as 55 mph.

    High: -5 °F

    Areas Blowing
    Snow

  • Wednesday Night

    Wednesday Night: Areas of blowing snow before 9pm. Mostly cloudy, with a low around -22. Northwest wind 25 to 35 mph decreasing to 15 to 25 mph after midnight. Winds could gust as high as 50 mph.

    Low: -22 °F

    Areas Blowing
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near -10.

    High: -10 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -21.

    Low: -21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near -2.

    High: -2 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of snow after 3pm. Mostly cloudy, with a high near 30. West wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Snow, mainly after 3am. Low around 14. West wind 15 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Tuesday
Snow likely, mainly before 9am. Areas of blowing snow after noon. Mostly cloudy, with a temperature falling to around 7 by 5pm. Northwest wind 25 to 30 mph increasing to 30 to 35 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
Areas of blowing snow. Partly cloudy, with a low around -10. Wind chill values as low as -35. Northwest wind around 35 mph, with gusts as high as 45 mph.
Wednesday
Areas of blowing snow. Partly sunny, with a high near -5. Northwest wind 35 to 40 mph, with gusts as high as 55 mph.
Wednesday Night
Areas of blowing snow before 9pm. Mostly cloudy, with a low around -22. Northwest wind 25 to 35 mph decreasing to 15 to 25 mph after midnight. Winds could gust as high as 50 mph.
Thursday
Mostly sunny, with a high near -10.
Thursday Night
Partly cloudy, with a low around -21.
Friday
Mostly sunny, with a high near -2.
Friday Night
Partly cloudy, with a low around -11.
Saturday
Mostly sunny, with a high near 6.
Saturday Night
Partly cloudy, with a low around -5.
Sunday
Partly sunny, with a high near 9.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Alyeska AK
 61.08°N 148.94°W (Elev. 6198 ft)
Last Update:
5:27 am AKST Feb 23, 2026
Forecast Valid:
6am AKST Feb 23, 2026-6pm AKST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation