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

27°F

-3°C

Humidity 69%
Wind Speed Vrbl 5 mph
Barometer 30.23 in (1023.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 15 Feb 9:53 pm AKST
Extended Forecast for

4 Miles NW Alyeska AK

  • Tonight

    Tonight: Mostly clear, with a low around 5. Northwest wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 5 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 18. North wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 18 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a temperature rising to around 14 by 4am. Northeast wind 5 to 10 mph becoming light after midnight.

    Low: 6 °F⇑

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 20. North wind around 5 mph.

    High: 20 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow. Mostly cloudy, with a high near 24. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 50%.

    High: 24 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.

    Low: 14 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely, mainly before 9am. Mostly cloudy, with a high near 21.

    High: 21 °F

    Snow Likely

  • Thursday Night

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

    Low: -3 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 5. Northwest wind 15 to 25 mph, with gusts as high as 40 mph.
Washington's Birthday
Sunny, with a high near 18. North wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Increasing clouds, with a temperature rising to around 14 by 4am. Northeast wind 5 to 10 mph becoming light after midnight.
Tuesday
Mostly sunny, with a high near 20. North wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
A chance of snow. Mostly cloudy, with a high near 24. Southeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 50%.
Wednesday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.
Thursday
Snow likely, mainly before 9am. Mostly cloudy, with a high near 21.
Thursday Night
A chance of snow before 3am. Mostly cloudy, with a low around -3.
Friday
Mostly sunny, with a high near 8.
Friday Night
Mostly clear, with a low around 0.
Saturday
Sunny, with a high near 11.
Saturday Night
Mostly clear, with a low around -4.
Sunday
Sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Alyeska AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
8:03 pm AKST Feb 15, 2026
Forecast Valid:
10pm AKST Feb 15, 2026-6pm AKST Feb 22, 2026
 
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Additional Resources

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Chance of Precipitation