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

7°F

-14°C

Humidity 84%
Wind Speed W 3 mph
Barometer 29.72 in (1006.6 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 21 Mar 9:53 pm AKDT
Extended Forecast for

6 Miles NNW Alyeska AK

  • Tonight

    Tonight: Mostly clear, with a low around 14. East wind around 10 mph.

    Low: 14 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of snow showers after 1pm. Mostly sunny, with a high near 20. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 20 °F

    Sunny then
    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A slight chance of snow showers before 10pm. Partly cloudy, with a low around 8. Calm wind becoming north around 5 mph in the evening. Chance of precipitation is 20%.

    Low: 8 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 19. Northwest wind around 5 mph.

    High: 19 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4. West wind around 5 mph becoming north in the evening.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 18. Northeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 18 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 16.

    High: 16 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 14. East wind around 10 mph.
Sunday
A slight chance of snow showers after 1pm. Mostly sunny, with a high near 20. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 20%.
Sunday Night
A slight chance of snow showers before 10pm. Partly cloudy, with a low around 8. Calm wind becoming north around 5 mph in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 19. Northwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 4. West wind around 5 mph becoming north in the evening.
Tuesday
Mostly sunny, with a high near 18. Northeast wind 5 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 0.
Wednesday
Sunny, with a high near 16.
Wednesday Night
Mostly clear, with a low around 3.
Thursday
Mostly sunny, with a high near 19.
Thursday Night
Mostly clear, with a low around 5.
Friday
Sunny, with a high near 21.
Friday Night
Mostly clear, with a low around 9.
Saturday
Sunny, with a high near 23.
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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:
8:29 pm AKDT Mar 21, 2026
Forecast Valid:
10pm AKDT Mar 21, 2026-6pm AKDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation