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.

Fair

42°F

6°C

Humidity 62%
Wind Speed E 5 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 11 Apr 2:53 pm AKDT
Extended Forecast for

5 Miles NW Alyeska AK

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 31. Calm wind.

    High: 31 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow, mainly after 7pm. Steady temperature around 29. Southeast wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 29 °F

    Snow

  • Sunday

    Sunday: Snow, mainly before 4pm. High near 25. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly between 7pm and 10pm. Mostly cloudy, with a low around 22. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 22 °F

    Snow Likely

  • Monday

    Monday: Cloudy, with a high near 29. Northwest wind around 10 mph.

    High: 29 °F

    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 31. Calm wind.
Tonight
Snow, mainly after 7pm. Steady temperature around 29. Southeast wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow, mainly before 4pm. High near 25. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow likely, mainly between 7pm and 10pm. Mostly cloudy, with a low around 22. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.
Monday
Cloudy, with a high near 29. Northwest wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 20. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
A chance of snow after 10pm. Mostly cloudy, with a low around 25.
Thursday
Snow likely. Mostly cloudy, with a high near 30.
Thursday Night
Snow likely. Mostly cloudy, with a low around 26.
Friday
Snow likely. Mostly cloudy, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Alyeska AK
 61.02°N 149.22°W (Elev. 4324 ft)
Last Update:
2:52 pm AKDT Apr 11, 2026
Forecast Valid:
3pm AKDT Apr 11, 2026-6pm AKDT Apr 17, 2026
 
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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