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

35°F

2°C

Humidity 96%
Wind Speed Calm
Barometer 29.80 in (1009.3 mb)
Dewpoint 34°F (1°C)
Visibility 0.75 mi
Last update 23 Sep 9:53 am AKDT
Extended Forecast for

6 Miles NNE Alyeska AK

  • Today

    Today: Sunny, with a high near 34. Calm wind.

    High: 34 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. Light southeast wind increasing to 5 to 10 mph in the evening.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of snow, mainly after 10am. Increasing clouds, with a high near 33. Southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Snow. Low around 30. Southeast wind 30 to 35 mph. Chance of precipitation is 90%.

    Low: 30 °F

    Snow

  • Friday

    Friday: Snow. High near 32. East wind 40 to 45 mph decreasing to 35 to 40 mph in the afternoon. Chance of precipitation is 100%.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 27. East wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.

    Low: 27 °F

    Heavy Snow

  • Saturday

    Saturday: Snow before 10am, then snow showers after 10am. The snow could be heavy at times. High near 31. Chance of precipitation is 100%.

    High: 31 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow showers. The snow could be heavy at times. Cloudy, with a low around 27.

    Low: 27 °F

    Heavy Snow

  • Sunday

    Sunday: Snow showers. Cloudy, with a high near 30.

    High: 30 °F

    Snow Showers

Detailed Forecast

Today
Sunny, with a high near 34. Calm wind.
Tonight
Mostly clear, with a low around 27. Light southeast wind increasing to 5 to 10 mph in the evening.
Thursday
A chance of snow, mainly after 10am. Increasing clouds, with a high near 33. Southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
Snow. Low around 30. Southeast wind 30 to 35 mph. Chance of precipitation is 90%.
Friday
Snow. High near 32. East wind 40 to 45 mph decreasing to 35 to 40 mph in the afternoon. Chance of precipitation is 100%.
Friday Night
Snow. The snow could be heavy at times. Low around 27. East wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.
Saturday
Snow before 10am, then snow showers after 10am. The snow could be heavy at times. High near 31. Chance of precipitation is 100%.
Saturday Night
Snow showers. The snow could be heavy at times. Cloudy, with a low around 27.
Sunday
Snow showers. Cloudy, with a high near 30.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 26.
Monday
A chance of snow showers. Mostly cloudy, with a high near 29.
Monday Night
A chance of snow showers. Cloudy, with a low around 25.
Tuesday
A chance of snow showers. Cloudy, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Alyeska AK
 61.05°N 149.05°W (Elev. 5823 ft)
Last Update:
2:57 am AKDT Sep 23, 2026
Forecast Valid:
10am AKDT Sep 23, 2026-6pm AKDT Sep 29, 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