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

39°F

4°C

Humidity 79%
Wind Speed E 14 G 49 mph
Barometer 29.26 in (991.0 mb)
Dewpoint 33°F (1°C)
Visibility 9.00 mi
Wind Chill31°F (-1°C)
Last update 28 Jan 12:53 am AKST
Extended Forecast for

5 Miles NW Alyeska AK

  • Overnight

    Overnight: A chance of snow. Mostly cloudy, with a low around 24. East wind 20 to 30 mph decreasing to 10 to 20 mph. Winds could gust as high as 45 mph. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow. Areas of blowing snow after 9am. High near 30. East wind 10 to 20 mph increasing to 40 to 50 mph. Winds could gust as high as 70 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 30 °F

    Snow and
    Areas Blowing
    Snow

  • Wednesday Night

    Wednesday Night: Snow. Areas of blowing snow between midnight and 3am. Low around 27. East wind 25 to 30 mph increasing to 35 to 40 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Snow and
    Areas Blowing
    Snow

  • Thursday

    Thursday: Snow. High near 29. East wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 80%.

    High: 29 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 28. East wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.

    Low: 28 °F

    Snow

  • Friday

    Friday: Snow likely, mainly before noon. Mostly cloudy, with a high near 31. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 31 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow before 3am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Low: 26 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow after 9am. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow

Detailed Forecast

Overnight
A chance of snow. Mostly cloudy, with a low around 24. East wind 20 to 30 mph decreasing to 10 to 20 mph. Winds could gust as high as 45 mph. Chance of precipitation is 50%.
Wednesday
Snow. Areas of blowing snow after 9am. High near 30. East wind 10 to 20 mph increasing to 40 to 50 mph. Winds could gust as high as 70 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Areas of blowing snow between midnight and 3am. Low around 27. East wind 25 to 30 mph increasing to 35 to 40 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 29. East wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 80%.
Thursday Night
Snow. Low around 28. East wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 31. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A chance of snow before 3am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Saturday
A chance of snow after 9am. Mostly cloudy, with a high near 33.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 28.
Sunday
A chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 35.
Monday Night
A chance of rain and snow. Cloudy, with a low around 30.
Tuesday
Rain and snow likely. Cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Alyeska AK
 61.02°N 149.22°W (Elev. 4324 ft)
Last Update:
9:43 pm AKST Jan 27, 2026
Forecast Valid:
1am AKST Jan 28, 2026-6pm AKST Feb 3, 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