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

34°F

1°C

Humidity 92%
Wind Speed Vrbl 3 mph
Barometer 29.77 in (1008.1 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 23 Sep 6:53 am AKDT
Extended Forecast for

5 Miles E Alyeska AK

  • Today

    Today: Mostly sunny, with a high near 44. North wind around 5 mph becoming calm in the morning.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. Calm wind becoming northeast around 5 mph in the evening.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Rain likely, mainly after 4pm. Increasing clouds, with a high near 42. East wind around 5 mph. Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Low around 37. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain. High near 40. East wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 40 °F

    Rain

  • Friday Night

    Friday Night: Rain. The rain could be heavy at times. Low around 35. East wind around 20 mph. Chance of precipitation is 100%.

    Low: 35 °F

    Heavy Rain

  • Saturday

    Saturday: Rain before 10am, then showers after 10am. High near 38. Chance of precipitation is 100%.

    High: 38 °F

    Rain

  • Saturday Night

    Saturday Night: Showers. Cloudy, with a low around 35.

    Low: 35 °F

    Showers

  • Sunday

    Sunday: Showers. Cloudy, with a high near 37.

    High: 37 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 44. North wind around 5 mph becoming calm in the morning.
Tonight
Mostly clear, with a low around 33. Calm wind becoming northeast around 5 mph in the evening.
Thursday
Rain likely, mainly after 4pm. Increasing clouds, with a high near 42. East wind around 5 mph. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 37. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Friday
Rain. High near 40. East wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Friday Night
Rain. The rain could be heavy at times. Low around 35. East wind around 20 mph. Chance of precipitation is 100%.
Saturday
Rain before 10am, then showers after 10am. High near 38. Chance of precipitation is 100%.
Saturday Night
Showers. Cloudy, with a low around 35.
Sunday
Showers. Cloudy, with a high near 37.
Sunday Night
Showers likely. Cloudy, with a low around 34.
Monday
A chance of showers. Mostly cloudy, with a high near 37.
Monday Night
A chance of showers. Cloudy, with a low around 33.
Tuesday
A chance of rain and snow showers. Cloudy, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Alyeska AK
 60.94°N 148.95°W (Elev. 2379 ft)
Last Update:
2:57 am AKDT Sep 23, 2026
Forecast Valid:
7am AKDT Sep 23, 2026-6pm AKDT Sep 29, 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