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

19°F

-7°C

Humidity 62%
Wind Speed SW 9 mph
Barometer 30.25 in (1024.4 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 22 Feb 8:53 pm AKST
Extended Forecast for

4 Miles NNW Alyeska AK

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. North wind around 15 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow after 3pm. Partly sunny, with a high near 33. North wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 33 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: Snow, mainly after 9pm. Low around 21. Light and variable wind becoming north 5 to 10 mph after midnight. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 21 °F

    Snow

  • Tuesday

    Tuesday: Snow likely, mainly before 9am. Areas of blowing snow after noon. Partly sunny, with a high near 24. North wind 15 to 25 mph increasing to 25 to 35 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%.

    High: 24 °F

    Snow Likely
    then Areas
    Blowing Snow

  • Tuesday Night

    Tuesday Night: Areas of blowing snow. Partly cloudy, with a low around -3. Northwest wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: -3 °F

    Areas Blowing
    Snow

  • Wednesday

    Wednesday: Areas of blowing snow before noon. Partly sunny, with a high near -1. Northwest wind 25 to 30 mph, with gusts as high as 55 mph.

    High: -1 °F

    Areas Blowing
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -18.

    Low: -18 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near -6.

    High: -6 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -16.

    Low: -16 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. North wind around 15 mph, with gusts as high as 30 mph.
Monday
A slight chance of snow after 3pm. Partly sunny, with a high near 33. North wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Snow, mainly after 9pm. Low around 21. Light and variable wind becoming north 5 to 10 mph after midnight. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Tuesday
Snow likely, mainly before 9am. Areas of blowing snow after noon. Partly sunny, with a high near 24. North wind 15 to 25 mph increasing to 25 to 35 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 70%.
Tuesday Night
Areas of blowing snow. Partly cloudy, with a low around -3. Northwest wind 25 to 30 mph, with gusts as high as 45 mph.
Wednesday
Areas of blowing snow before noon. Partly sunny, with a high near -1. Northwest wind 25 to 30 mph, with gusts as high as 55 mph.
Wednesday Night
Mostly cloudy, with a low around -18.
Thursday
Mostly sunny, with a high near -6.
Thursday Night
Partly cloudy, with a low around -16.
Friday
Mostly sunny, with a high near 2.
Friday Night
Partly cloudy, with a low around -6.
Saturday
Mostly sunny, with a high near 10.
Saturday Night
Partly cloudy, with a low around 0.
Sunday
Partly sunny, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alyeska AK
 61.02°N 149.17°W (Elev. 3599 ft)
Last Update:
7:14 pm AKST Feb 22, 2026
Forecast Valid:
9pm AKST Feb 22, 2026-6pm AKST Mar 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation