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.

Freezing Fog

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.17 in (1021.8 mb)
Dewpoint 30°F (-1°C)
Visibility 0.50 mi
Last update 28 Nov 11:53 pm AKST
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: Partly cloudy, with a low around 27. Northeast wind around 5 mph becoming calm.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow before 9am, then rain and snow between 9am and 3pm, then rain after 3pm. High near 37. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain. Low around 36. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    Low: 36 °F

    Rain

  • Sunday

    Sunday: Rain. High near 39. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 39 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 38. East wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 9am. Mostly cloudy, with a high near 38. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

    High: 38 °F

    Rain Likely
    then Chance
    Rain

  • Monday Night

    Monday Night: A chance of rain before 9pm, then a chance of snow between 9pm and 3am, then a chance of rain and snow after 3am. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 9am, then rain. Cloudy, with a high near 41.

    High: 41 °F

    Chance
    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 37.

    Low: 37 °F

    Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Northeast wind around 5 mph becoming calm.
Saturday
A chance of snow before 9am, then rain and snow between 9am and 3pm, then rain after 3pm. High near 37. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain. Low around 36. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Sunday
Rain. High near 39. East wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Sunday Night
Rain. Low around 38. East wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Monday
Rain likely, mainly before 9am. Mostly cloudy, with a high near 38. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Monday Night
A chance of rain before 9pm, then a chance of snow between 9pm and 3am, then a chance of rain and snow after 3am. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Tuesday
A chance of rain and snow before 9am, then rain. Cloudy, with a high near 41.
Tuesday Night
Rain. Cloudy, with a low around 37.
Wednesday
Rain likely. Cloudy, with a high near 40.
Wednesday Night
Rain likely. Cloudy, with a low around 28.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 37.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow. Mostly cloudy, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
9:27 pm AKST Nov 28, 2025
Forecast Valid:
12am AKST Nov 29, 2025-6pm AKST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation