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.

Rain Fog/Mist

48°F

9°C

Humidity 93%
Wind Speed NA
Barometer 29.85 in (1010.6 mb)
Dewpoint 46°F (8°C)
Visibility 4.00 mi
Last update 18 Sep 7:53 am AKDT
Extended Forecast for

Alyeska AK

  • Today

    Today: Rain. High near 50. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Tonight

    Tonight: Rain. Low around 42. West wind around 5 mph becoming calm. Chance of precipitation is 100%.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Showers, mainly after 10am. High near 48. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 48 °F

    Showers

  • Saturday Night

    Saturday Night: Showers before 10pm, then rain after 10pm. Low around 38. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Showers

  • Sunday

    Sunday: Rain before 10am, then showers likely between 10am and 4pm, then rain after 4pm. High near 50. East wind around 5 mph becoming calm. Chance of precipitation is 80%.

    High: 50 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 40. Calm wind. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Monday

    Monday: Showers after 10am. High near 48. Chance of precipitation is 90%.

    High: 48 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers. Cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain. High near 50. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tonight
Rain. Low around 42. West wind around 5 mph becoming calm. Chance of precipitation is 100%.
Saturday
Showers, mainly after 10am. High near 48. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday Night
Showers before 10pm, then rain after 10pm. Low around 38. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
Rain before 10am, then showers likely between 10am and 4pm, then rain after 4pm. High near 50. East wind around 5 mph becoming calm. Chance of precipitation is 80%.
Sunday Night
Rain. Low around 40. Calm wind. Chance of precipitation is 90%.
Monday
Showers after 10am. High near 48. Chance of precipitation is 90%.
Monday Night
A chance of showers. Cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A chance of showers. Mostly cloudy, with a high near 49.
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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:
6:48 am AKDT Sep 18, 2026
Forecast Valid:
8am AKDT Sep 18, 2026-6pm AKDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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