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.

Fair

38°F

3°C

Humidity 65%
Wind Speed W 10 mph
Barometer 29.57 in (1001.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 13 Apr 10:53 am AKDT
Extended Forecast for

4 Miles NNW Alyeska AK

  • Today

    Today: A slight chance of snow showers after 1pm. Partly sunny, with a high near 31. North wind around 5 mph. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A slight chance of snow showers before 7pm. Mostly clear, with a low around 23. North wind 10 to 15 mph. Chance of precipitation is 10%.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. North wind around 10 mph.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. Northeast wind 5 to 10 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Scattered snow showers after 10am. Mostly cloudy, with a high near 31. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 31 °F

    Scattered
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 25. South wind around 5 mph becoming east after midnight. Chance of precipitation is 50%.

    Low: 25 °F

    Chance Snow

  • Thursday

    Thursday: Snow. High near 31. Chance of precipitation is 80%.

    High: 31 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Cloudy, with a low around 25.

    Low: 25 °F

    Snow

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 31.

    High: 31 °F

    Snow Likely

Detailed Forecast

Today
A slight chance of snow showers after 1pm. Partly sunny, with a high near 31. North wind around 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow showers before 7pm. Mostly clear, with a low around 23. North wind 10 to 15 mph. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 31. North wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 22. Northeast wind 5 to 10 mph.
Wednesday
Scattered snow showers after 10am. Mostly cloudy, with a high near 31. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25. South wind around 5 mph becoming east after midnight. Chance of precipitation is 50%.
Thursday
Snow. High near 31. Chance of precipitation is 80%.
Thursday Night
Snow. Cloudy, with a low around 25.
Friday
Snow likely. Mostly cloudy, with a high near 31.
Friday Night
Snow. Mostly cloudy, with a low around 24.
Saturday
Snow likely. Mostly cloudy, with a high near 32.
Saturday Night
Snow likely. Mostly cloudy, with a low around 24.
Sunday
Snow likely. Mostly cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alyeska AK
 61.02°N 149.17°W (Elev. 3599 ft)
Last Update:
10:14 am AKDT Apr 13, 2026
Forecast Valid:
11am AKDT Apr 13, 2026-6pm AKDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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