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.

Heavy Rain

40°F

4°C

Humidity 83%
Wind Speed E 18 G 51 mph
Barometer 29.53 in (1000.1 mb)
Dewpoint 35°F (2°C)
Visibility 2.00 mi
Wind Chill31°F (-1°C)
Last update 30 Jan 12:53 am AKST
Extended Forecast for

6 Miles NNW Alyeska AK

  • Overnight

    Overnight: Snow. Areas of blowing snow. Low around 23. Southeast wind 45 to 50 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 7 to 11 inches possible.

    Low: 23 °F

    Snow and
    Areas Blowing
    Snow

  • Friday

    Friday: Snow likely, mainly before 9am. Areas of blowing snow before 9am. Mostly cloudy, with a high near 30. Southeast wind 25 to 35 mph decreasing to 10 to 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Likely
    and Areas
    Blowing Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow showers before midnight, then snow likely, mainly between midnight and 3am. Mostly cloudy, with a low around 24. East wind 10 to 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly between 9am and noon, then a chance of snow showers after noon. Areas of blowing snow between 9am and noon. Mostly cloudy, with a high near 29. Southeast wind 15 to 20 mph. Chance of precipitation is 60%.

    High: 29 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Saturday Night

    Saturday Night: Scattered snow showers before 9pm. Mostly cloudy, with a low around 24. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Scattered
    Snow Showers
    then Partly
    Cloudy

  • Sunday

    Sunday: A chance of snow after 3pm. Partly sunny, with a high near 32. East wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 32 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Chance Snow
    then Snow
    Likely

  • Monday

    Monday: Snow likely. Mostly cloudy, with a high near 34.

    High: 34 °F

    Snow Likely

  • Monday Night

    Monday Night: Snow. Cloudy, with a low around 28.

    Low: 28 °F

    Snow

Detailed Forecast

Overnight
Snow. Areas of blowing snow. Low around 23. Southeast wind 45 to 50 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 7 to 11 inches possible.
Friday
Snow likely, mainly before 9am. Areas of blowing snow before 9am. Mostly cloudy, with a high near 30. Southeast wind 25 to 35 mph decreasing to 10 to 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow showers before midnight, then snow likely, mainly between midnight and 3am. Mostly cloudy, with a low around 24. East wind 10 to 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Snow likely, mainly between 9am and noon, then a chance of snow showers after noon. Areas of blowing snow between 9am and noon. Mostly cloudy, with a high near 29. Southeast wind 15 to 20 mph. Chance of precipitation is 60%.
Saturday Night
Scattered snow showers before 9pm. Mostly cloudy, with a low around 24. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
A chance of snow after 3pm. Partly sunny, with a high near 32. East wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Monday
Snow likely. Mostly cloudy, with a high near 34.
Monday Night
Snow. Cloudy, with a low around 28.
Tuesday
Snow before 9am, then rain and snow. Cloudy, with a high near 35.
Tuesday Night
Rain and snow. Cloudy, with a low around 30.
Wednesday
Rain and snow. Cloudy, with a high near 35.
Wednesday Night
Rain and snow. Cloudy, with a low around 30.
Thursday
Rain and snow. Cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
8:54 pm AKST Jan 29, 2026
Forecast Valid:
1am AKST Jan 30, 2026-6pm AKST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation