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

13°F

-11°C

Humidity 88%
Wind Speed Calm
Barometer 30.18 in (1022.2 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 18 Feb 3:53 am AKST
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: A slight chance of snow. Patchy freezing fog. Mostly cloudy, with a low around 13. Calm wind. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow and
    Patchy
    Freezing Fog

  • Wednesday

    Wednesday: Snow, mainly after 9am. Patchy freezing fog before 9am. High near 28. Northeast wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 28 °F

    Snow Likely
    and Patchy
    Freezing Fog
    then Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 9pm. Low around 16. East wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: Areas of blowing snow after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 20. Northwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon.

    High: 20 °F

    Mostly Sunny
    then Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 0. Northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 0 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 8. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 8 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -2.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of snow. Patchy freezing fog. Mostly cloudy, with a low around 13. Calm wind. Chance of precipitation is 20%.
Wednesday
Snow, mainly after 9am. Patchy freezing fog before 9am. High near 28. Northeast wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow, mainly before 9pm. Low around 16. East wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Areas of blowing snow after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 20. Northwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 0. Northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 8. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around -2.
Saturday
Sunny, with a high near 12.
Saturday Night
Mostly clear, with a low around 4.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 29.
Monday Night
A chance of snow. Partly cloudy, with a low around 18.
Tuesday
A chance of snow. Mostly cloudy, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
3:47 am AKST Feb 18, 2026
Forecast Valid:
4am AKST Feb 18, 2026-6pm AKST Feb 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation