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

26°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 29.90 in (1012.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 21 Apr 3:53 am AKDT
Extended Forecast for

10 Miles N Alyeska AK

  • Overnight

    Overnight: A slight chance of snow. Mostly cloudy, with a low around 24. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A chance of snow, mainly between 7am and 10am. Mostly cloudy, with a high near 32. South wind around 5 mph. Chance of precipitation is 30%.

    High: 32 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 26. Southeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow. High near 31. Southeast wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    High: 31 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 29. Southeast wind around 35 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.

    Low: 29 °F

    Snow

  • Thursday

    Thursday: Snow. High near 30. Southeast wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 80%.

    High: 30 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 30. Chance of precipitation is 90%.

    Low: 30 °F

    Snow

  • Friday

    Friday: Snow. Cloudy, with a high near 34.

    High: 34 °F

    Snow

  • Friday Night

    Friday Night: Snow. Cloudy, with a low around 30.

    Low: 30 °F

    Snow

Detailed Forecast

Overnight
A slight chance of snow. Mostly cloudy, with a low around 24. South wind around 5 mph. Chance of precipitation is 20%.
Tuesday
A chance of snow, mainly between 7am and 10am. Mostly cloudy, with a high near 32. South wind around 5 mph. Chance of precipitation is 30%.
Tuesday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 26. Southeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow. High near 31. Southeast wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Wednesday Night
Snow. Low around 29. Southeast wind around 35 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.
Thursday
Snow. High near 30. Southeast wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 80%.
Thursday Night
Snow. Low around 30. Chance of precipitation is 90%.
Friday
Snow. Cloudy, with a high near 34.
Friday Night
Snow. Cloudy, with a low around 30.
Saturday
Snow. Cloudy, with a high near 35.
Saturday Night
Snow likely. Cloudy, with a low around 29.
Sunday
Snow likely. Cloudy, with a high near 34.
Sunday Night
Snow likely. Cloudy, with a low around 29.
Monday
Snow. Cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Alyeska AK
 61.1°N 149.16°W (Elev. 4196 ft)
Last Update:
3:57 am AKDT Apr 21, 2026
Forecast Valid:
4am AKDT Apr 21, 2026-6pm AKDT Apr 27, 2026
 
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