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.

Mostly Cloudy

42°F

6°C

Humidity 62%
Wind Speed E 8 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 21 Apr 3:53 pm AKDT
Extended Forecast for

6 Miles N Alyeska AK

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 34. West wind around 5 mph.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Snow, mainly after 1am. Low around 27. Southwest wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Mostly Cloudy
    then Snow

  • Wednesday

    Wednesday: Snow. High near 33. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 31. Southeast wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.

    Low: 31 °F

    Snow

  • Thursday

    Thursday: Snow likely. Cloudy, with a high near 34. Southeast wind around 35 mph, with gusts as high as 45 mph. Chance of precipitation is 60%.

    High: 34 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow. Low around 29. East wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.

    Low: 29 °F

    Snow

  • Friday

    Friday: Snow likely. Cloudy, with a high near 35. Chance of precipitation is 70%.

    High: 35 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow. Cloudy, with a low around 32.

    Low: 32 °F

    Snow

  • Saturday

    Saturday: Snow. Cloudy, with a high near 37.

    High: 37 °F

    Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 34. West wind around 5 mph.
Tonight
Snow, mainly after 1am. Low around 27. Southwest wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday
Snow. High near 33. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow. Low around 31. Southeast wind around 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.
Thursday
Snow likely. Cloudy, with a high near 34. Southeast wind around 35 mph, with gusts as high as 45 mph. Chance of precipitation is 60%.
Thursday Night
Snow. Low around 29. East wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 90%.
Friday
Snow likely. Cloudy, with a high near 35. Chance of precipitation is 70%.
Friday Night
Snow. Cloudy, with a low around 32.
Saturday
Snow. Cloudy, with a high near 37.
Saturday Night
Snow likely. Cloudy, with a low around 31.
Sunday
Snow likely. Cloudy, with a high near 36.
Sunday Night
Snow. Cloudy, with a low around 30.
Monday
Snow. Cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Alyeska AK
 61.05°N 149.11°W (Elev. 3422 ft)
Last Update:
2:43 pm AKDT Apr 21, 2026
Forecast Valid:
4pm AKDT Apr 21, 2026-6pm AKDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation