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.

A Few Clouds

29°F

-2°C

Humidity 96%
Wind Speed Calm
Barometer 29.89 in (1012.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 21 Apr 12:53 am AKDT
Extended Forecast for

6 Miles NNW Alyeska AK

  • Overnight

    Overnight: A chance of snow. Mostly cloudy, with a low around 21. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow. Mostly cloudy, with a high near 28. Southwest wind around 10 mph. Chance of precipitation is 40%.

    High: 28 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 23. Southwest wind 10 to 15 mph becoming southeast after midnight. Chance of precipitation is 50%.

    Low: 23 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely. Cloudy, with a high near 30. South wind 25 to 30 mph increasing to 30 to 35 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 70%.

    High: 30 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow. Low around 25. Southeast wind 40 to 45 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.

    Low: 25 °F

    Snow

  • Thursday

    Thursday: Snow. High near 28. Southeast wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 80%.

    High: 28 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 28. Chance of precipitation is 90%.

    Low: 28 °F

    Snow

  • Friday

    Friday: Snow. Cloudy, with a high near 32.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow. Cloudy, with a low around 28.

    Low: 28 °F

    Snow

Detailed Forecast

Overnight
A chance of snow. Mostly cloudy, with a low around 21. Southwest wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 28. Southwest wind around 10 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 23. Southwest wind 10 to 15 mph becoming southeast after midnight. Chance of precipitation is 50%.
Wednesday
Snow likely. Cloudy, with a high near 30. South wind 25 to 30 mph increasing to 30 to 35 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 70%.
Wednesday Night
Snow. Low around 25. Southeast wind 40 to 45 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.
Thursday
Snow. High near 28. Southeast wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 80%.
Thursday Night
Snow. Low around 28. Chance of precipitation is 90%.
Friday
Snow. Cloudy, with a high near 32.
Friday Night
Snow. Cloudy, with a low around 28.
Saturday
Snow. Cloudy, with a high near 32.
Saturday Night
Snow likely. Cloudy, with a low around 28.
Sunday
Snow likely. Cloudy, with a high near 30.
Sunday Night
Snow likely. Cloudy, with a low around 27.
Monday
Snow. Cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
8:26 pm AKDT Apr 20, 2026
Forecast Valid:
1am 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