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

13°F

-11°C

Humidity 88%
Wind Speed Calm
Barometer 28.68 in (971.2 mb)
Dewpoint 10°F (-12°C)
Visibility 2.50 mi
Last update 5 Jan 7:53 pm AKST
Extended Forecast for

Alyeska AK

Winter Weather Advisory January 5, 08:38pm until January 7, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 5, 08:38pm until January 7, 12:00pm

    NOW until 12:00pm Wed

    Winter Weather Advisory

  • Tonight

    Low: 12 °F

    Snow

  • Tuesday

    Tuesday: Snow. High near 18. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 18 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow. Low around 1. Southwest wind around 5 mph becoming calm. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 1 °F

    Snow

  • Wednesday

    Wednesday: A chance of snow before noon. Mostly cloudy, with a high near 7. Calm wind. Chance of precipitation is 50%.

    High: 7 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -8. Northwest wind around 5 mph.

    Low: -8 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 2. Calm wind becoming north around 5 mph.

    High: 2 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow after 3am. Mostly cloudy, with a low around -4. Chance of precipitation is 30%.

    Low: -4 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: A chance of snow. Mostly cloudy, with a high near 10.

    High: 10 °F

    Chance Snow

Detailed Forecast

Tonight
Snow. Low around 12. East wind around 5 mph becoming calm after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday
Snow. High near 18. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. Low around 1. Southwest wind around 5 mph becoming calm. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of snow before noon. Mostly cloudy, with a high near 7. Calm wind. Chance of precipitation is 50%.
Wednesday Night
Mostly cloudy, with a low around -8. Northwest wind around 5 mph.
Thursday
Partly sunny, with a high near 2. Calm wind becoming north around 5 mph.
Thursday Night
A chance of snow after 3am. Mostly cloudy, with a low around -4. Chance of precipitation is 30%.
Friday
A chance of snow. Mostly cloudy, with a high near 10.
Friday Night
A chance of snow. Mostly cloudy, with a low around 3.
Saturday
A chance of snow. Mostly cloudy, with a high near 14.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9.
Sunday
A chance of snow. Mostly cloudy, with a high near 18.
Sunday Night
Snow likely. Mostly cloudy, with a low around 13.
Monday
Snow likely. Cloudy, with a high near 26.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
3:51 pm AKST Jan 5, 2026
Forecast Valid:
8pm AKST Jan 5, 2026-6pm AKST Jan 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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