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.

Snow Freezing Fog

7°F

-14°C

Humidity 87%
Wind Speed Calm
Barometer 28.68 in (971.3 mb)
Dewpoint 4°F (-16°C)
Visibility 0.50 mi
Last update 10 Jan 12:53 am AKST
Extended Forecast for

5 Miles N Alyeska AK

Winter Weather Advisory January 10, 01:21am until January 11, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 10, 01:21am until January 11, 06:00am

    NOW until 6:00am Sun

    Winter Weather Advisory

  • Overnight

    Low: 15 °F

    Snow and
    Blowing Snow

  • Saturday

    Saturday: Snow. Widespread blowing snow, mainly before 9am. High near 32. Southeast wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 7 inches possible.

    High: 32 °F

    Snow and
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow, mainly before 3am. Low around 20. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow then
    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 23. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 23 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before 3am. Mostly cloudy, with a low around 14. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 50%.

    Low: 14 °F

    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 22. Calm wind becoming southeast around 5 mph.

    High: 22 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow after midnight. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.

    Low: 12 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, mainly after 3pm. Cloudy, with a high near 22.

    High: 22 °F

    Snow Likely

Detailed Forecast

Overnight
Snow. Widespread blowing snow after 3am. Low around 15. Southeast wind 10 to 20 mph increasing to 20 to 30 mph. Winds could gust as high as 45 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 4 to 7 inches possible.
Saturday
Snow. Widespread blowing snow, mainly before 9am. High near 32. Southeast wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 7 inches possible.
Saturday Night
Snow, mainly before 3am. Low around 20. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
A chance of snow. Mostly cloudy, with a high near 23. Southeast wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A chance of snow before 3am. Mostly cloudy, with a low around 14. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 50%.
Monday
Mostly cloudy, with a high near 22. Calm wind becoming southeast around 5 mph.
Monday Night
A chance of snow after midnight. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
Tuesday
Snow likely, mainly after 3pm. Cloudy, with a high near 22.
Tuesday Night
Snow likely, mainly before 3am. Cloudy, with a low around 12.
Wednesday
A chance of snow. Mostly cloudy, with a high near 20.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 8.
Thursday
Snow likely. Cloudy, with a high near 29.
Thursday Night
Snow likely. Cloudy, with a low around 23.
Friday
Snow likely. Cloudy, with a high near 31.
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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:
6:34 pm AKST Jan 9, 2026
Forecast Valid:
1am AKST Jan 10, 2026-6pm AKST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation