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

12°F

-11°C

Humidity 73%
Wind Speed NW 9 G 23 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 24 Dec 9:53 pm AKST
Extended Forecast for

6 Miles NNW Alyeska AK

  • Tonight

    Tonight: Mostly clear, with a low around 1. North wind 35 to 40 mph decreasing to 25 to 30 mph after midnight.

    Low: 1 °F

    Mostly Clear

  • Christmas Day

    Christmas Day: Sunny, with a high near 6. North wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon.

    High: 6 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a temperature rising to around 10 by 5am. North wind 5 to 10 mph becoming southwest after midnight.

    Low: 4 °F⇑

    Mostly Cloudy

  • Friday

    Friday: Snow likely, mainly after noon. Cloudy, with a high near 11. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 11 °F

    Chance Snow
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow likely. Cloudy, with a low around 7. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 7 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly after 3pm. Cloudy, with a high near 14. Northeast wind 10 to 15 mph. Chance of precipitation is 60%.

    High: 14 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Snow likely, mainly before 3am. Mostly cloudy, with a low around -2. Chance of precipitation is 60%.

    Low: -2 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 0.

    High: 0 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around -5.

    Low: -5 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 1. North wind 35 to 40 mph decreasing to 25 to 30 mph after midnight.
Christmas Day
Sunny, with a high near 6. North wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon.
Thursday Night
Mostly cloudy, with a temperature rising to around 10 by 5am. North wind 5 to 10 mph becoming southwest after midnight.
Friday
Snow likely, mainly after noon. Cloudy, with a high near 11. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Snow likely. Cloudy, with a low around 7. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Saturday
Snow likely, mainly after 3pm. Cloudy, with a high near 14. Northeast wind 10 to 15 mph. Chance of precipitation is 60%.
Saturday Night
Snow likely, mainly before 3am. Mostly cloudy, with a low around -2. Chance of precipitation is 60%.
Sunday
A chance of snow. Mostly cloudy, with a high near 0.
Sunday Night
A chance of snow. Mostly cloudy, with a low around -5.
Monday
A chance of snow. Mostly cloudy, with a high near 5.
Monday Night
A chance of snow. Mostly cloudy, with a low around -1.
Tuesday
A chance of snow. Mostly cloudy, with a high near 10.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 4.
Wednesday
A chance of snow. Mostly cloudy, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
3:41 pm AKST Dec 24, 2025
Forecast Valid:
10pm AKST Dec 24, 2025-6pm AKST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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