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.

Overcast

-1°F

-18°C

Humidity 65%
Wind Speed W 9 mph
Barometer 29.57 in (1001.4 mb)
Dewpoint -10°F (-23°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 7 Jan 8:53 pm AKST
Extended Forecast for

5 Miles E Alyeska AK

Cold Weather Advisory until January 8, 04:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 8, 04:00pm

    NOW until 4:00pm Thu

    Cold Weather Advisory

  • Tonight

    Low: -14 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near -1. Calm wind becoming east around 5 mph in the afternoon.

    High: -1 °F

    Sunny

  • Thursday Night

    Thursday Night: Snow likely, mainly after midnight. Mostly cloudy, with a temperature rising to around 11 by 5am. East wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: -3 °F⇑

    Chance Snow
    then Snow
    Likely

  • Friday

    Friday: Snow. High near 22. East wind around 10 mph. Chance of precipitation is 90%.

    High: 22 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 22. East wind 5 to 10 mph. Chance of precipitation is 100%.

    Low: 22 °F

    Snow

  • Saturday

    Saturday: Snow. High near 28. East wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 28 °F

    Snow

  • Saturday Night

    Saturday Night: Snow. Low around 15. Chance of precipitation is 100%.

    Low: 15 °F

    Snow

  • Sunday

    Sunday: Snow. Cloudy, with a high near 20.

    High: 20 °F

    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around -14. West wind around 5 mph.
Thursday
Sunny, with a high near -1. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Snow likely, mainly after midnight. Mostly cloudy, with a temperature rising to around 11 by 5am. East wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday
Snow. High near 22. East wind around 10 mph. Chance of precipitation is 90%.
Friday Night
Snow. Low around 22. East wind 5 to 10 mph. Chance of precipitation is 100%.
Saturday
Snow. High near 28. East wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Saturday Night
Snow. Low around 15. Chance of precipitation is 100%.
Sunday
Snow. Cloudy, with a high near 20.
Sunday Night
Snow. Cloudy, with a low around 15.
Monday
Snow. Cloudy, with a high near 22.
Monday Night
Snow. Cloudy, with a low around 16.
Tuesday
Snow. Cloudy, with a high near 24.
Tuesday Night
Snow. Cloudy, with a low around 17.
Wednesday
Snow. Cloudy, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Alyeska AK
 60.94°N 148.95°W (Elev. 2379 ft)
Last Update:
3:46 pm AKST Jan 7, 2026
Forecast Valid:
9pm AKST Jan 7, 2026-6pm AKST Jan 14, 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