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

32°F

0°C

Humidity 56%
Wind Speed W 10 G 17 mph
Barometer 30.22 in (1023.5 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 15 Feb 3:53 pm AKST
Extended Forecast for

5 Miles NW Alyeska AK

  • This Afternoon

    This Afternoon: A slight chance of snow. Partly sunny, with a high near 16. Northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 16 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 4. Northwest wind 20 to 30 mph increasing to 30 to 40 mph after midnight. Winds could gust as high as 45 mph.

    Low: 4 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 16. North wind 25 to 35 mph decreasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 16 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 5. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 5 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 19. Northwest wind around 5 mph.

    High: 19 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 13. Northwest wind around 5 mph becoming calm in the evening.

    Low: 13 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow. Mostly cloudy, with a high near 22. Chance of precipitation is 50%.

    High: 22 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 16.

    High: 16 °F

    Chance Snow

Detailed Forecast

This Afternoon
A slight chance of snow. Partly sunny, with a high near 16. Northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 4. Northwest wind 20 to 30 mph increasing to 30 to 40 mph after midnight. Winds could gust as high as 45 mph.
Washington's Birthday
Sunny, with a high near 16. North wind 25 to 35 mph decreasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Monday Night
Increasing clouds, with a low around 5. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 19. Northwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 13. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
A chance of snow. Mostly cloudy, with a high near 22. Chance of precipitation is 50%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 8.
Thursday
A chance of snow. Mostly cloudy, with a high near 16.
Thursday Night
A chance of snow before 3am. Mostly cloudy, with a low around -1.
Friday
Mostly sunny, with a high near 10.
Friday Night
Partly cloudy, with a low around -5.
Saturday
Mostly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Alyeska AK
 61.02°N 149.22°W (Elev. 4324 ft)
Last Update:
3:57 pm AKST Feb 15, 2026
Forecast Valid:
4pm AKST Feb 15, 2026-6pm AKST Feb 21, 2026
 
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Additional Resources

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Chance of Precipitation