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

11°F

-12°C

Humidity 42%
Wind Speed Vrbl 7 G 18 mph
Barometer 29.49 in (998.7 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 18 Mar 12:53 pm AKDT
Extended Forecast for

Alyeska AK

  • This Afternoon

    This Afternoon: A chance of snow showers, mainly after 4pm. Partly sunny, with a high near 15. West wind around 5 mph. Chance of precipitation is 30%.

    High: 15 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers likely, mainly after 10pm. Mostly cloudy, with a low around 2. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 2 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers likely. Mostly cloudy, with a high near 16. West wind around 5 mph becoming calm. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 16 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers, mainly before 4am. Low around 5. Calm wind. Chance of precipitation is 80%.

    Low: 5 °F

    Snow Showers

  • Friday

    Friday: Snow showers, mainly after 10am. High near 20. Calm wind. Chance of precipitation is 80%.

    High: 20 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow showers, mainly before 7pm. Low around 9. Calm wind. Chance of precipitation is 80%.

    Low: 9 °F

    Snow Showers
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 27. Chance of precipitation is 40%.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow before 10pm. Mostly cloudy, with a low around 10.

    Low: 10 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of snow showers, mainly after 4pm. Partly sunny, with a high near 15. West wind around 5 mph. Chance of precipitation is 30%.
Tonight
Snow showers likely, mainly after 10pm. Mostly cloudy, with a low around 2. West wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Snow showers likely. Mostly cloudy, with a high near 16. West wind around 5 mph becoming calm. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow showers, mainly before 4am. Low around 5. Calm wind. Chance of precipitation is 80%.
Friday
Snow showers, mainly after 10am. High near 20. Calm wind. Chance of precipitation is 80%.
Friday Night
Snow showers, mainly before 7pm. Low around 9. Calm wind. Chance of precipitation is 80%.
Saturday
A chance of snow. Partly sunny, with a high near 27. Chance of precipitation is 40%.
Saturday Night
A chance of snow before 10pm. Mostly cloudy, with a low around 10.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 9.
Monday
Sunny, with a high near 26.
Monday Night
Clear, with a low around 6.
Tuesday
Sunny, with a high near 24.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
7:31 am AKDT Mar 18, 2026
Forecast Valid:
1pm AKDT Mar 18, 2026-6pm AKDT Mar 24, 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