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

12°F

-11°C

Humidity 53%
Wind Speed W 9 mph
Barometer 29.47 in (998.0 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 17 Mar 9:53 pm AKDT
Extended Forecast for

5 Miles NW Alyeska AK

  • Tonight

    Tonight: Partly cloudy, with a low around 1. North wind around 5 mph.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow after 4pm. Increasing clouds, with a high near 6. North wind around 5 mph. Chance of precipitation is 30%.

    High: 6 °F

    Sunny then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a low around -1. North wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: -1 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely before 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 8. North wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 8 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow showers before 7pm, then a chance of snow between 7pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 5. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 5 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow showers, mainly after 1pm. High near 16. East wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 80%.

    High: 16 °F

    Chance Snow
    Showers then
    Snow Showers

  • Friday Night

    Friday Night: Snow showers, mainly before 7pm. Low around 5. Chance of precipitation is 80%.

    Low: 5 °F

    Snow Showers
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 22.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 1. North wind around 5 mph.
Wednesday
A chance of snow after 4pm. Increasing clouds, with a high near 6. North wind around 5 mph. Chance of precipitation is 30%.
Wednesday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around -1. North wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Snow likely before 4pm, then a chance of snow showers after 4pm. Mostly cloudy, with a high near 8. North wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday Night
A chance of snow showers before 7pm, then a chance of snow between 7pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 5. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Snow showers, mainly after 1pm. High near 16. East wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 80%.
Friday Night
Snow showers, mainly before 7pm. Low around 5. Chance of precipitation is 80%.
Saturday
A chance of snow. Partly sunny, with a high near 22.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 3.
Tuesday
Sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Alyeska AK
 61.02°N 149.22°W (Elev. 4324 ft)
Last Update:
8:14 pm AKDT Mar 17, 2026
Forecast Valid:
10pm AKDT Mar 17, 2026-6pm AKDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation