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.

Fog/Mist

21°F

-6°C

Humidity 96%
Wind Speed Calm
Barometer 29.55 in (1000.7 mb)
Dewpoint 20°F (-7°C)
Visibility 3.00 mi
Last update 14 Nov 1:53 am AKST
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: Mostly clear, with a low around 20. Calm wind becoming northeast around 5 mph.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: A chance of snow, mainly after noon. Mostly sunny, with a high near 31. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 31 °F

    Slight Chance
    Snow then
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 23. East wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 29. Northeast wind around 5 mph becoming calm.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. North wind around 5 mph.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of snow after 3pm. Partly sunny, with a high near 32. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 40%.

    High: 32 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Snow, mainly after 9pm. Low around 28. Chance of precipitation is 90%.

    Low: 28 °F

    Snow

  • Monday

    Monday: Snow before 9am, then rain. Cloudy, with a high near 36.

    High: 36 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: Rain before 9pm, then rain and snow. Cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 20. Calm wind becoming northeast around 5 mph.
Friday
A chance of snow, mainly after noon. Mostly sunny, with a high near 31. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 23. East wind 5 to 10 mph. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 29. Northeast wind around 5 mph becoming calm.
Saturday Night
Partly cloudy, with a low around 19. North wind around 5 mph.
Sunday
A chance of snow after 3pm. Partly sunny, with a high near 32. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 40%.
Sunday Night
Snow, mainly after 9pm. Low around 28. Chance of precipitation is 90%.
Monday
Snow before 9am, then rain. Cloudy, with a high near 36.
Monday Night
Rain before 9pm, then rain and snow. Cloudy, with a low around 30.
Tuesday
Rain and snow likely. Cloudy, with a high near 37.
Tuesday Night
Rain and snow likely. Cloudy, with a low around 29.
Wednesday
Rain and snow likely. Cloudy, with a high near 37.
Wednesday Night
Rain likely. Cloudy, with a low around 32.
Thursday
Rain. Cloudy, with a high near 38.
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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:
1:47 am AKST Nov 14, 2025
Forecast Valid:
2am AKST Nov 14, 2025-6pm AKST Nov 20, 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