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.

Partly Cloudy

40°F

4°C

Humidity 65%
Wind Speed E 5 mph
Barometer 29.84 in (1010.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Apr 7:53 pm AKDT
Extended Forecast for

7 Miles NNE Alyeska AK

  • Tonight

    Tonight: Snow, mainly after 10pm. Low around 21. Southwest wind 10 to 15 mph becoming south after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Slight Chance
    Snow then
    Snow

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 26. Southeast wind 35 to 45 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 26 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 10pm, then scattered snow showers after 1am. The snow could be heavy at times. Mostly cloudy, with a low around 21. South wind 15 to 20 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Heavy Snow

  • Monday

    Monday: Snow showers likely, mainly after 10am. Mostly cloudy, with a high near 27. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 27 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: Snow showers, mainly before 1am, then snow likely after 1am. Low around 20. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    Low: 20 °F

    Snow Showers

  • Tuesday

    Tuesday: Snow likely before 10am, then a chance of snow after 4pm. Mostly cloudy, with a high near 29. Northwest wind 5 to 10 mph becoming southwest in the morning. Chance of precipitation is 60%.

    High: 29 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 29.

    High: 29 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Cloudy, with a low around 27.

    Low: 27 °F

    Snow

Detailed Forecast

Tonight
Snow, mainly after 10pm. Low around 21. Southwest wind 10 to 15 mph becoming south after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 3 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 26. Southeast wind 35 to 45 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Sunday Night
Snow likely, mainly before 10pm, then scattered snow showers after 1am. The snow could be heavy at times. Mostly cloudy, with a low around 21. South wind 15 to 20 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow showers likely, mainly after 10am. Mostly cloudy, with a high near 27. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday Night
Snow showers, mainly before 1am, then snow likely after 1am. Low around 20. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Tuesday
Snow likely before 10am, then a chance of snow after 4pm. Mostly cloudy, with a high near 29. Northwest wind 5 to 10 mph becoming southwest in the morning. Chance of precipitation is 60%.
Tuesday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Wednesday
Snow. Cloudy, with a high near 29.
Wednesday Night
Snow. Cloudy, with a low around 27.
Thursday
Snow. Cloudy, with a high near 31.
Thursday Night
Snow. Cloudy, with a low around 27.
Friday
Snow. Cloudy, with a high near 31.
Friday Night
Snow. Cloudy, with a low around 27.
Saturday
Snow. Cloudy, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Alyeska AK
 61.05°N 149.05°W (Elev. 5823 ft)
Last Update:
3:27 pm AKDT Apr 18, 2026
Forecast Valid:
8pm AKDT Apr 18, 2026-6pm AKDT Apr 25, 2026
 
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Additional Resources

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Chance of Precipitation