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.

Overcast

30°F

-1°C

Humidity 96%
Wind Speed Calm
Barometer 29.61 in (1002.9 mb)
Dewpoint 29°F (-2°C)
Visibility 7.00 mi
Last update 8 Feb 5:53 pm AKST
Extended Forecast for

4 Miles NNW Alyeska AK

  • Tonight

    Tonight: Snow, mainly after 9pm. Low around 18. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow

  • Monday

    Monday: Snow, mainly before noon. High near 22. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 22 °F

    Snow then
    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Northeast wind 5 to 10 mph becoming east after midnight.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after 9am. High near 28. Southeast wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%.

    High: 28 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow. Low around 21. East wind 15 to 20 mph becoming light and variable. Winds could gust as high as 30 mph. Chance of precipitation is 90%.

    Low: 21 °F

    Snow

  • Wednesday

    Wednesday: Snow likely, mainly before 9am, then snow showers likely after 3pm. Mostly cloudy, with a high near 28. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%.

    High: 28 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow showers likely before 9pm, then snow after 9pm. Low around 18. Chance of precipitation is 100%.

    Low: 18 °F

    Snow

  • Thursday

    Thursday: Snow. Cloudy, with a high near 27.

    High: 27 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely. Cloudy, with a low around 12.

    Low: 12 °F

    Snow Likely

Detailed Forecast

Tonight
Snow, mainly after 9pm. Low around 18. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.
Monday
Snow, mainly before noon. High near 22. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
Partly cloudy, with a low around 13. Northeast wind 5 to 10 mph becoming east after midnight.
Tuesday
Snow, mainly after 9am. High near 28. Southeast wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%.
Tuesday Night
Snow. Low around 21. East wind 15 to 20 mph becoming light and variable. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Wednesday
Snow likely, mainly before 9am, then snow showers likely after 3pm. Mostly cloudy, with a high near 28. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Snow showers likely before 9pm, then snow after 9pm. Low around 18. Chance of precipitation is 100%.
Thursday
Snow. Cloudy, with a high near 27.
Thursday Night
Snow likely. Cloudy, with a low around 12.
Friday
Snow likely. Cloudy, with a high near 21.
Friday Night
Snow likely. Mostly cloudy, with a low around 11.
Saturday
Snow likely. Mostly cloudy, with a high near 26.
Saturday Night
Snow likely. Cloudy, with a low around 11.
Sunday
Snow likely. Mostly cloudy, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alyeska AK
 61.02°N 149.17°W (Elev. 3599 ft)
Last Update:
3:27 pm AKST Feb 8, 2026
Forecast Valid:
6pm AKST Feb 8, 2026-6pm AKST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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