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.

Mostly Cloudy

16°F

-9°C

Humidity 77%
Wind Speed Vrbl 3 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 17 Feb 5:53 am AKST
Extended Forecast for

10 Miles NE Alyeska AK

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 16. Northwest wind 5 to 10 mph.

    High: 16 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A slight chance of snow after 3am. Mostly cloudy, with a low around 14. West wind around 10 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: A chance of snow. Mostly cloudy, with a high near 16. Southwest wind 10 to 15 mph becoming southeast in the afternoon. Chance of precipitation is 50%.

    High: 16 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 6. East wind 10 to 15 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 6 °F

    Chance Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 10. Northwest wind 20 to 25 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 60 mph.

    High: 10 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -11. Northwest wind 25 to 30 mph, with gusts as high as 55 mph.

    Low: -11 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near -2.

    High: -2 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -10.

    Low: -10 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 6.

    High: 6 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 16. Northwest wind 5 to 10 mph.
Tonight
A slight chance of snow after 3am. Mostly cloudy, with a low around 14. West wind around 10 mph. Chance of precipitation is 20%.
Wednesday
A chance of snow. Mostly cloudy, with a high near 16. Southwest wind 10 to 15 mph becoming southeast in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 6. East wind 10 to 15 mph becoming northwest after midnight. Chance of precipitation is 50%.
Thursday
Mostly cloudy, with a high near 10. Northwest wind 20 to 25 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 60 mph.
Thursday Night
Mostly cloudy, with a low around -11. Northwest wind 25 to 30 mph, with gusts as high as 55 mph.
Friday
Sunny, with a high near -2.
Friday Night
Mostly clear, with a low around -10.
Saturday
Sunny, with a high near 6.
Saturday Night
Mostly clear, with a low around -3.
Sunday
Sunny, with a high near 15.
Sunday Night
Partly cloudy, with a low around 8.
Monday
Partly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Alyeska AK
 61.08°N 148.94°W (Elev. 6198 ft)
Last Update:
5:27 am AKST Feb 17, 2026
Forecast Valid:
6am AKST Feb 17, 2026-6pm AKST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation