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

32°F

0°C

Humidity 96%
Wind Speed Calm
Barometer 29.88 in (1011.8 mb)
Dewpoint 31°F (-1°C)
Visibility 0.75 mi
Last update 1 Dec 5:53 pm AKST
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: A chance of snow between 9pm and 3am, then rain. Temperature rising to around 38 by 4am. Calm wind becoming east around 5 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F⇑

    Slight Chance
    Snow then
    Rain/Snow

  • Tuesday

    Tuesday: Rain. High near 39. East wind 10 to 15 mph. Chance of precipitation is 90%.

    High: 39 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 3am. Cloudy, with a low around 36. East wind 10 to 15 mph becoming light northeast after midnight. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 9am. Cloudy, with a high near 38. East wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%.

    High: 38 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 9pm, then snow likely between 9pm and 3am. Mostly cloudy, with a low around 33. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 37. North wind around 5 mph becoming calm.

    High: 37 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow after 3pm. Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow between 9pm and 3am, then rain. Temperature rising to around 38 by 4am. Calm wind becoming east around 5 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
Rain. High near 39. East wind 10 to 15 mph. Chance of precipitation is 90%.
Tuesday Night
Rain likely, mainly before 3am. Cloudy, with a low around 36. East wind 10 to 15 mph becoming light northeast after midnight. Chance of precipitation is 70%.
Wednesday
Rain likely, mainly before 9am. Cloudy, with a high near 38. East wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Rain likely before 9pm, then snow likely between 9pm and 3am. Mostly cloudy, with a low around 33. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.
Thursday
Mostly cloudy, with a high near 37. North wind around 5 mph becoming calm.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
A chance of snow after 3pm. Partly sunny, with a high near 28.
Friday Night
A chance of snow. Mostly cloudy, with a low around 14.
Saturday
A chance of snow. Mostly cloudy, with a high near 20.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 12.
Sunday
A chance of snow. Mostly cloudy, with a high near 20.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 16.
Monday
A chance of snow. Mostly cloudy, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
3:45 pm AKST Dec 1, 2025
Forecast Valid:
6pm AKST Dec 1, 2025-6pm AKST Dec 8, 2025
 
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