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

35°F

2°C

Humidity 89%
Wind Speed Vrbl 7 G 18 mph
Barometer 29.67 in (1004.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 19 Apr 7:53 pm AKDT
Extended Forecast for

4 Miles NNW Alyeska AK

  • Tonight

    Tonight: Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 26. Southeast wind 5 to 15 mph becoming southwest in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Showers
    Likely

  • Monday

    Monday: Snow showers likely, mainly after 10am. Mostly cloudy, with a high near 30. Southwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: Scattered snow showers, mainly after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 26 °F

    Scattered
    Snow Showers

  • Tuesday

    Tuesday: Scattered snow showers. Partly sunny, with a high near 33. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 33 °F

    Scattered
    Snow Showers

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 1am. Cloudy, with a low around 28. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 28 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: Snow showers, mainly before 10am, then snow after 10am. High near 33. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 33 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 31. Chance of precipitation is 100%.

    Low: 31 °F

    Snow

  • Thursday

    Thursday: Snow. Cloudy, with a high near 35.

    High: 35 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Cloudy, with a low around 31.

    Low: 31 °F

    Snow

Detailed Forecast

Tonight
Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 26. Southeast wind 5 to 15 mph becoming southwest in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.
Monday
Snow showers likely, mainly after 10am. Mostly cloudy, with a high near 30. Southwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Scattered snow showers, mainly after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
Scattered snow showers. Partly sunny, with a high near 33. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night
Snow showers likely, mainly after 1am. Cloudy, with a low around 28. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday
Snow showers, mainly before 10am, then snow after 10am. High near 33. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday Night
Snow. Low around 31. Chance of precipitation is 100%.
Thursday
Snow. Cloudy, with a high near 35.
Thursday Night
Snow. Cloudy, with a low around 31.
Friday
Snow. Cloudy, with a high near 34.
Friday Night
Snow. Cloudy, with a low around 31.
Saturday
Snow. Cloudy, with a high near 34.
Saturday Night
Snow likely. Mostly cloudy, with a low around 31.
Sunday
Snow likely. Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alyeska AK
 61.02°N 149.17°W (Elev. 3599 ft)
Last Update:
4:56 pm AKDT Apr 19, 2026
Forecast Valid:
8pm AKDT Apr 19, 2026-6pm AKDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation