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.

Light Rain

45°F

7°C

Humidity 90%
Wind Speed Vrbl 7 mph
Barometer 29.23 in (989.9 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 5 Oct 3:53 am AKDT
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: Showers. Low around 42. East wind around 5 mph. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

  • Monday

    Monday: Showers. High near 45. East wind around 5 mph. Chance of precipitation is 90%.

    High: 45 °F

    Showers

  • Monday Night

    Monday Night: Showers likely. Cloudy, with a low around 40. East wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Rain and snow showers likely, becoming all rain after 10am. Cloudy, with a high near 44. Calm wind. Chance of precipitation is 70%.

    High: 44 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Cloudy, with a high near 44. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 40%.

    High: 44 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 4am. Cloudy, with a low around 39. Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers. Low around 42. East wind around 5 mph. Chance of precipitation is 80%.
Monday
Showers. High near 45. East wind around 5 mph. Chance of precipitation is 90%.
Monday Night
Showers likely. Cloudy, with a low around 40. East wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday
Rain and snow showers likely, becoming all rain after 10am. Cloudy, with a high near 44. Calm wind. Chance of precipitation is 70%.
Tuesday Night
Showers likely, mainly before 1am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 70%.
Wednesday
A chance of showers. Cloudy, with a high near 44. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 4am. Cloudy, with a low around 39. Chance of precipitation is 40%.
Thursday
Mostly cloudy, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 42.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 41.
Saturday Night
Rain. Cloudy, with a low around 39.
Sunday
Rain. Cloudy, with a high near 42.
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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:
10:13 pm AKDT Oct 4, 2026
Forecast Valid:
4am AKDT Oct 5, 2026-6pm AKDT Oct 11, 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