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.

Mostly Cloudy

40°F

4°C

Humidity 68%
Wind Speed Vrbl 5 mph
Barometer 29.83 in (1010.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Apr 10:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Rain likely, mainly after 1am. Cloudy, with a low around 34. East wind around 5 mph. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely

  • Sunday

    Sunday: Rain. High near 39. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 39 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely before 1am, then scattered rain and snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southeast wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Monday

    Monday: Rain and snow showers likely, mainly after 10am. Increasing clouds, with a high near 39. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 70%.

    High: 39 °F

    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Rain and snow showers, becoming all snow after 1am, then gradually ending. Low around 29. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 29 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow likely, mainly between 7am and 1pm. Mostly cloudy, with a high near 42. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 60%.

    High: 42 °F

    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain before 1am, then rain and snow likely. Low around 33. Chance of precipitation is 80%.

    Low: 33 °F

    Rain then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 41.

    High: 41 °F

    Rain

  • Wednesday Night

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

    Low: 37 °F

    Rain

Detailed Forecast

Tonight
Rain likely, mainly after 1am. Cloudy, with a low around 34. East wind around 5 mph. Chance of precipitation is 70%.
Sunday
Rain. High near 39. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain likely before 1am, then scattered rain and snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southeast wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
Rain and snow showers likely, mainly after 10am. Increasing clouds, with a high near 39. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 70%.
Monday Night
Rain and snow showers, becoming all snow after 1am, then gradually ending. Low around 29. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
Rain and snow likely, mainly between 7am and 1pm. Mostly cloudy, with a high near 42. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Rain before 1am, then rain and snow likely. Low around 33. Chance of precipitation is 80%.
Wednesday
Rain. Cloudy, with a high near 41.
Wednesday Night
Rain. Cloudy, with a low around 37.
Thursday
Rain. Cloudy, with a high near 42.
Thursday Night
Rain. Cloudy, with a low around 37.
Friday
Rain. Cloudy, with a high near 42.
Friday Night
Rain. Cloudy, with a low around 36.
Saturday
Rain. Cloudy, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
9:33 pm AKDT Apr 18, 2026
Forecast Valid:
11pm AKDT Apr 18, 2026-6pm AKDT Apr 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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