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.

Overcast

6°F

-14°C

Humidity 80%
Wind Speed Calm
Barometer NA
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 14 Mar 7:53 am AKDT
Extended Forecast for

Alyeska AK

  • Today

    Today: Snow likely, mainly after 10am. Mostly cloudy, with a high near 17. Calm wind. Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.

    High: 17 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely. Mostly cloudy, with a low around 10. Calm wind becoming northwest around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 10 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 16. Calm wind becoming north around 5 mph. Chance of precipitation is 40%.

    High: 16 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph.

    Low: 2 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 11. Northwest wind around 5 mph.

    High: 11 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 0. Northwest wind around 5 mph becoming calm.

    Low: 0 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 12.

    High: 12 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 11.

    High: 11 °F

    Mostly Sunny

Detailed Forecast

Today
Snow likely, mainly after 10am. Mostly cloudy, with a high near 17. Calm wind. Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.
Tonight
Snow likely. Mostly cloudy, with a low around 10. Calm wind becoming northwest around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A chance of snow. Mostly cloudy, with a high near 16. Calm wind becoming north around 5 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph.
Monday
Partly sunny, with a high near 11. Northwest wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 0. Northwest wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, with a high near 12.
Tuesday Night
Mostly cloudy, with a low around -2.
Wednesday
Mostly sunny, with a high near 11.
Wednesday Night
Partly cloudy, with a low around -4.
Thursday
Partly sunny, with a high near 11.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 0.
Friday
A chance of snow showers. Partly sunny, with a high near 17.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
8:04 am AKDT Mar 14, 2026
Forecast Valid:
8am AKDT Mar 14, 2026-6pm AKDT Mar 20, 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