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.

Freezing Fog

28°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 29.44 in (997.1 mb)
Dewpoint 28°F (-2°C)
Visibility 0.50 mi
Last update 19 Nov 1:53 pm AKST
Extended Forecast for

6 Miles NNW Alyeska AK

  • This Afternoon

    This Afternoon: Sunny, with a high near 25. Southeast wind around 15 mph, with gusts as high as 30 mph.

    High: 25 °F

    Sunny

  • Tonight

    Tonight: Snow, mainly after 9pm. The snow could be heavy at times. Areas of blowing snow after 9pm. Low around 25. Southeast wind 20 to 30 mph increasing to 35 to 45 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 7 inches possible.

    Low: 25 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday

    Thursday: Snow before noon, then snow showers after noon. High near 27. Southeast wind 40 to 50 mph decreasing to 30 to 40 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 8 inches possible.

    High: 27 °F

    Snow

  • Thursday Night

    Thursday Night: Snow showers. Low around 20. Southeast wind 20 to 25 mph becoming southwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%.

    Low: 20 °F

    Snow Showers

  • Friday

    Friday: Snow showers likely, mainly before 9am. Mostly cloudy, with a high near 24. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 24 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Snow showers likely, mainly after 3am. Mostly cloudy, with a low around 15. South wind around 10 mph. Chance of precipitation is 70%.

    Low: 15 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Saturday

    Saturday: Snow showers likely before 9am, then snow likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 18. Chance of precipitation is 70%.

    High: 18 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of snow before 3am. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow after 3pm. Partly sunny, with a high near 13.

    High: 13 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 25. Southeast wind around 15 mph, with gusts as high as 30 mph.
Tonight
Snow, mainly after 9pm. The snow could be heavy at times. Areas of blowing snow after 9pm. Low around 25. Southeast wind 20 to 30 mph increasing to 35 to 45 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 7 inches possible.
Thursday
Snow before noon, then snow showers after noon. High near 27. Southeast wind 40 to 50 mph decreasing to 30 to 40 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 8 inches possible.
Thursday Night
Snow showers. Low around 20. Southeast wind 20 to 25 mph becoming southwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 90%.
Friday
Snow showers likely, mainly before 9am. Mostly cloudy, with a high near 24. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
Snow showers likely, mainly after 3am. Mostly cloudy, with a low around 15. South wind around 10 mph. Chance of precipitation is 70%.
Saturday
Snow showers likely before 9am, then snow likely, mainly between 9am and 3pm. Mostly cloudy, with a high near 18. Chance of precipitation is 70%.
Saturday Night
A chance of snow before 3am. Mostly cloudy, with a low around 8.
Sunday
A chance of snow after 3pm. Partly sunny, with a high near 13.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 8.
Monday
A chance of snow. Mostly cloudy, with a high near 14.
Monday Night
A chance of snow. Mostly cloudy, with a low around 11.
Tuesday
A chance of snow. Mostly cloudy, with a high near 19.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
10:00 am AKST Nov 19, 2025
Forecast Valid:
2pm AKST Nov 19, 2025-6pm AKST Nov 25, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation