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

41°F

5°C

Humidity 62%
Wind Speed W 8 mph
Barometer 29.63 in (1003.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Oct 6:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Mostly clear, with a low around 28. North wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of rain after 4pm. Increasing clouds, with a high near 41. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 41 °F

    Mostly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain, mainly after 7pm. Low around 34. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Rain

  • Monday

    Monday: Rain likely, possibly mixed with snow showers, mainly before 7am. Mostly cloudy, with a high near 42. Calm wind. Chance of precipitation is 60%.

    High: 42 °F

    Rain/Snow
    Likely then
    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow showers after 4am. Mostly cloudy, with a low around 31. North wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of rain and snow showers before 10am, then a chance of rain showers. Cloudy, with a high near 42. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 10pm, then a chance of rain after 10pm. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 41.

    High: 41 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 28. North wind around 5 mph becoming calm in the evening.
Sunday
A chance of rain after 4pm. Increasing clouds, with a high near 41. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
Rain, mainly after 7pm. Low around 34. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday
Rain likely, possibly mixed with snow showers, mainly before 7am. Mostly cloudy, with a high near 42. Calm wind. Chance of precipitation is 60%.
Monday Night
A chance of snow showers after 4am. Mostly cloudy, with a low around 31. North wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow showers before 10am, then a chance of rain showers. Cloudy, with a high near 42. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 10pm, then a chance of rain after 10pm. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 41.
Wednesday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 36.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 36.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Saturday
A chance of rain and snow. Cloudy, with a high near 38.
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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:
2:58 pm AKDT Oct 18, 2025
Forecast Valid:
7pm AKDT Oct 18, 2025-6pm AKDT Oct 25, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation