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.

A Few Clouds

43°F

6°C

Humidity 58%
Wind Speed E 5 mph
Barometer 29.84 in (1010.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 18 Apr 6:53 pm AKDT
Extended Forecast for

6 Miles NNW Alyeska AK

  • Tonight

    Tonight: Snow likely, mainly after 1am. Mostly cloudy, with a low around 23. South wind 10 to 15 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Slight Chance
    Snow then
    Snow Likely

  • Sunday

    Sunday: Snow. High near 27. Southeast wind 35 to 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 27 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 7pm, then scattered snow showers after 1am. Mostly cloudy, with a low around 21. South wind 15 to 20 mph becoming southwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Snow Likely

  • Monday

    Monday: Snow showers likely, mainly after 10am. Mostly cloudy, with a high near 27. South wind 15 to 20 mph. Chance of precipitation is 70%.

    High: 27 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: Snow showers, mainly before 1am, then snow likely after 1am. Low around 22. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 22 °F

    Snow Showers

  • Tuesday

    Tuesday: Snow likely before 10am. Mostly cloudy, with a high near 30. East wind around 10 mph becoming south in the morning. Chance of precipitation is 70%.

    High: 30 °F

    Snow Likely
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Snow likely. Cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 31.

    High: 31 °F

    Snow

  • Wednesday Night

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

    Low: 28 °F

    Snow

Detailed Forecast

Tonight
Snow likely, mainly after 1am. Mostly cloudy, with a low around 23. South wind 10 to 15 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.
Sunday
Snow. High near 27. Southeast wind 35 to 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Sunday Night
Snow likely, mainly before 7pm, then scattered snow showers after 1am. Mostly cloudy, with a low around 21. South wind 15 to 20 mph becoming southwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
Snow showers likely, mainly after 10am. Mostly cloudy, with a high near 27. South wind 15 to 20 mph. Chance of precipitation is 70%.
Monday Night
Snow showers, mainly before 1am, then snow likely after 1am. Low around 22. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Tuesday
Snow likely before 10am. Mostly cloudy, with a high near 30. East wind around 10 mph becoming south in the morning. Chance of precipitation is 70%.
Tuesday Night
Snow likely. Cloudy, with a low around 25. Chance of precipitation is 60%.
Wednesday
Snow. Cloudy, with a high near 31.
Wednesday Night
Snow. Cloudy, with a low around 28.
Thursday
Snow. Cloudy, with a high near 32.
Thursday Night
Snow. Cloudy, with a low around 29.
Friday
Snow. Cloudy, with a high near 32.
Friday Night
Snow. Cloudy, with a low around 28.
Saturday
Snow. Cloudy, with a high near 31.
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:
3:27 pm AKDT Apr 18, 2026
Forecast Valid:
7pm AKDT Apr 18, 2026-6pm AKDT Apr 25, 2026
 
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