National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Mostly Cloudy

9°F

-13°C

Humidity 80%
Wind Speed Vrbl 3 mph
Barometer 29.63 in (1003.6 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 12 Jan 8:53 pm AKST
Extended Forecast for

4 Miles NW Alyeska AK

  • Tonight

    Tonight: Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 7. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 7 °F

    Scattered
    Snow Showers

  • Tuesday

    Tuesday: Snow likely before 9am, then scattered snow showers, mainly between 9am and 3pm. Mostly cloudy, with a high near 20. East wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Snow Likely
    then
    Scattered
    Snow Showers

  • Tuesday Night

    Tuesday Night: Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 15. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%.

    Low: 15 °F

    Scattered
    Snow Showers

  • Wednesday

    Wednesday: Snow likely, mainly before noon, then scattered snow showers after 3pm. Mostly cloudy, with a high near 16. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 70%.

    High: 16 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Scattered snow showers before midnight, then snow, mainly after midnight. Low around 12. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 12 °F

    Scattered
    Snow Showers
    then Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 32. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 32 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Areas of blowing snow before 9pm. Low around 31. Chance of precipitation is 100%.

    Low: 31 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

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

    High: 35 °F

    Snow

  • Friday Night

    Friday Night: Snow, mainly before 3am. Mostly cloudy, with a low around 16.

    Low: 16 °F

    Snow

Detailed Forecast

Tonight
Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 7. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday
Snow likely before 9am, then scattered snow showers, mainly between 9am and 3pm. Mostly cloudy, with a high near 20. East wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 15. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%.
Wednesday
Snow likely, mainly before noon, then scattered snow showers after 3pm. Mostly cloudy, with a high near 16. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 70%.
Wednesday Night
Scattered snow showers before midnight, then snow, mainly after midnight. Low around 12. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
Snow. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 32. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Thursday Night
Snow. The snow could be heavy at times. Areas of blowing snow before 9pm. Low around 31. Chance of precipitation is 100%.
Friday
Snow. Cloudy, with a high near 35.
Friday Night
Snow, mainly before 3am. Mostly cloudy, with a low around 16.
Saturday
A chance of snow. Mostly cloudy, with a high near 24.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17.
Sunday
A chance of snow. Cloudy, with a high near 24.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17.
M.L.King Day
A chance of snow. Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Alyeska AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
6:13 pm AKST Jan 12, 2026
Forecast Valid:
9pm AKST Jan 12, 2026-6pm AKST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation