National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Light Snow Fog/Mist

6°F

-14°C

Humidity 87%
Wind Speed Calm
Barometer 28.66 in (970.7 mb)
Dewpoint 3°F (-16°C)
Visibility 0.75 mi
Last update 9 Jan 9:53 pm AKST
Extended Forecast for

7 Miles NNW Alyeska AK

Winter Weather Advisory January 9, 10:33pm until January 11, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 9, 10:33pm until January 11, 06:00am

    NOW until 6:00am Sun

    Winter Weather Advisory

  • Tonight

    Low: 16 °F

    Snow and
    Blowing Snow

  • Saturday

    Saturday: Snow. Widespread blowing snow. High near 21. Southeast wind 45 to 55 mph decreasing to 35 to 45 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 9 inches possible.

    High: 21 °F

    Snow and
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow, mainly before 3am. Areas of blowing snow before midnight. Low around 16. South wind 25 to 30 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Snow and
    Areas Blowing
    Snow then
    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 18. Southeast wind 10 to 15 mph. Chance of precipitation is 40%.

    High: 18 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before 3am. Mostly cloudy, with a low around 11. South wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 11 °F

    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 18. South wind 5 to 10 mph.

    High: 18 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow after midnight. Mostly cloudy, with a low around 7. Chance of precipitation is 30%.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, mainly after 3pm. Cloudy, with a high near 17.

    High: 17 °F

    Snow Likely

Detailed Forecast

Tonight
Snow. Widespread blowing snow after midnight. Low around 16. East wind 15 to 25 mph increasing to 40 to 50 mph. Winds could gust as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 5 to 8 inches possible.
Saturday
Snow. Widespread blowing snow. High near 21. Southeast wind 45 to 55 mph decreasing to 35 to 45 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 9 inches possible.
Saturday Night
Snow, mainly before 3am. Areas of blowing snow before midnight. Low around 16. South wind 25 to 30 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
A chance of snow. Mostly cloudy, with a high near 18. Southeast wind 10 to 15 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow before 3am. Mostly cloudy, with a low around 11. South wind 5 to 10 mph. Chance of precipitation is 40%.
Monday
Mostly cloudy, with a high near 18. South wind 5 to 10 mph.
Monday Night
A chance of snow after midnight. Mostly cloudy, with a low around 7. Chance of precipitation is 30%.
Tuesday
Snow likely, mainly after 3pm. Cloudy, with a high near 17.
Tuesday Night
Snow likely, mainly before 3am. Cloudy, with a low around 7.
Wednesday
A chance of snow. Mostly cloudy, with a high near 15.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 3.
Thursday
Snow likely. Cloudy, with a high near 23.
Thursday Night
Snow likely. Cloudy, with a low around 18.
Friday
Snow likely. Cloudy, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
6:34 pm AKST Jan 9, 2026
Forecast Valid:
10pm AKST Jan 9, 2026-6pm AKST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation