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

39°F

4°C

Humidity 96%
Wind Speed E 9 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 3 Dec 11:53 pm AKST
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: A chance of snow, mainly after 3am. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Snow

  • Thursday

    Thursday: Snow likely before noon, then rain and snow likely. Mostly cloudy, with a high near 35. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly before 3am. Mostly cloudy, with a low around 24. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Snow Likely

  • Friday

    Friday: Mostly cloudy, with a high near 29. North wind around 5 mph becoming calm.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow after 3am. Mostly cloudy, with a low around 7. North wind around 5 mph. Chance of precipitation is 40%.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 14. North wind around 5 mph. Chance of precipitation is 50%.

    High: 14 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.

    Low: 9 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 18.

    High: 18 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

Detailed Forecast

Overnight
A chance of snow, mainly after 3am. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 30%.
Thursday
Snow likely before noon, then rain and snow likely. Mostly cloudy, with a high near 35. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
Snow likely, mainly before 3am. Mostly cloudy, with a low around 24. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Mostly cloudy, with a high near 29. North wind around 5 mph becoming calm.
Friday Night
A chance of snow after 3am. Mostly cloudy, with a low around 7. North wind around 5 mph. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 14. North wind around 5 mph. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9.
Monday
A chance of snow. Mostly cloudy, with a high near 15.
Monday Night
A chance of snow. Mostly cloudy, with a low around 4.
Tuesday
A chance of snow. Mostly cloudy, with a high near 9.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 4.
Wednesday
A chance of snow. Mostly sunny, with a high near 8.
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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:
11:54 pm AKST Dec 3, 2025
Forecast Valid:
12am AKST Dec 4, 2025-6pm AKST Dec 10, 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