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

58°F

14°C

Humidity 75%
Wind Speed Calm
Barometer 30.12 in (1019.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 13 Aug 8:53 pm AKDT
Extended Forecast for

6 Miles N Alyeska AK

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. West wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 64. East wind around 5 mph becoming calm in the morning.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Calm wind becoming northeast around 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Isolated showers before 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 48. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain likely, mainly after 4pm. Cloudy, with a high near 53. Southeast wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely before 4am, then showers after 4am. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Monday

    Monday: Showers. Cloudy, with a high near 52.

    High: 52 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 4am. Cloudy, with a low around 41.

    Low: 41 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. West wind around 5 mph becoming calm.
Friday
Sunny, with a high near 64. East wind around 5 mph becoming calm in the morning.
Friday Night
Partly cloudy, with a low around 48. Calm wind becoming northeast around 5 mph.
Saturday
Mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph.
Saturday Night
Isolated showers before 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 48. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
Rain likely, mainly after 4pm. Cloudy, with a high near 53. Southeast wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
Rain likely before 4am, then showers after 4am. Low around 44. Chance of precipitation is 80%.
Monday
Showers. Cloudy, with a high near 52.
Monday Night
Showers likely, mainly after 4am. Cloudy, with a low around 41.
Tuesday
Showers likely, mainly before 10am. Cloudy, with a high near 45.
Tuesday Night
Showers likely. Cloudy, with a low around 40.
Wednesday
Showers likely. Cloudy, with a high near 45.
Wednesday Night
Showers likely. Cloudy, with a low around 40.
Thursday
Showers likely. Cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Alyeska AK
 61.05°N 149.11°W (Elev. 3422 ft)
Last Update:
8:13 pm AKDT Aug 13, 2026
Forecast Valid:
9pm AKDT Aug 13, 2026-6pm AKDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation