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

34°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 29.82 in (1009.8 mb)
Dewpoint 34°F (1°C)
Visibility 6.00 mi
Last update 1 Dec 1:53 pm AKST
Extended Forecast for

Alyeska AK

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of snow between 9pm and 3am, then rain. Low around 31. Calm wind becoming east around 5 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 31 °F

    Slight Chance
    Snow then
    Rain/Snow

  • Tuesday

    Tuesday: Rain. High near 38. East wind around 10 mph. Chance of precipitation is 90%.

    High: 38 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 35. East wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 35 °F

    Rain

  • 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 70%.

    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: A chance of rain and snow between 9am and 3pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance
    Rain/Snow

  • 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

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 34. Calm wind.
Tonight
A chance of snow between 9pm and 3am, then rain. Low around 31. 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 38. East wind around 10 mph. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 35. East wind 5 to 10 mph. Chance of precipitation is 90%.
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 70%.
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
A chance of rain and snow between 9am and 3pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
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.
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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:
12:30 pm AKST Dec 1, 2025
Forecast Valid:
2pm AKST Dec 1, 2025-6pm AKST Dec 7, 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