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.

Light Snow Fog/Mist

27°F

-3°C

Humidity 89%
Wind Speed Vrbl 6 mph
Barometer 29.70 in (1005.7 mb)
Dewpoint 24°F (-4°C)
Visibility 1.75 mi
Wind Chill20°F (-7°C)
Last update 27 Dec 12:53 am AKST
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: Snow. Low around 17. East wind around 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of around an inch possible.

    Low: 17 °F

    Snow

  • Saturday

    Saturday: Snow, mainly before noon. High near 23. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Snow then
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 7. Calm wind becoming north around 5 mph.

    Low: 7 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 11. North wind around 5 mph becoming calm.

    High: 11 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 8. Calm wind becoming north around 5 mph after midnight.

    Low: 8 °F

    Partly Cloudy

  • Monday

    Monday: Snow, mainly after 3pm. High near 28. Northeast wind around 5 mph. Chance of precipitation is 80%.

    High: 28 °F

    Chance Snow
    then Snow

  • Monday Night

    Monday Night: Snow. Low around 22. Chance of precipitation is 80%.

    Low: 22 °F

    Snow

  • Tuesday

    Tuesday: Snow. Cloudy, with a high near 31.

    High: 31 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely. Cloudy, with a low around 22.

    Low: 22 °F

    Snow Likely

Detailed Forecast

Overnight
Snow. Low around 17. East wind around 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of around an inch possible.
Saturday
Snow, mainly before noon. High near 23. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 7. Calm wind becoming north around 5 mph.
Sunday
Mostly sunny, with a high near 11. North wind around 5 mph becoming calm.
Sunday Night
Partly cloudy, with a low around 8. Calm wind becoming north around 5 mph after midnight.
Monday
Snow, mainly after 3pm. High near 28. Northeast wind around 5 mph. Chance of precipitation is 80%.
Monday Night
Snow. Low around 22. Chance of precipitation is 80%.
Tuesday
Snow. Cloudy, with a high near 31.
Tuesday Night
Snow likely. Cloudy, with a low around 22.
Wednesday
Snow likely, mainly before 3pm. Mostly cloudy, with a high near 26.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 13.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 18.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 9.
Friday
A chance of snow. Mostly cloudy, with a high near 16.
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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:
8:03 pm AKST Dec 26, 2025
Forecast Valid:
1am AKST Dec 27, 2025-6pm AKST Jan 2, 2026
 
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