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

56°F

13°C

Humidity 90%
Wind Speed E 8 G 20 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 2 Aug 6:53 am AKDT
Extended Forecast for

15 Miles ENE Alyeska AK

  • Today

    Today: Increasing clouds, with a high near 49. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 49 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. East wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely

  • Monday

    Monday: Rain. High near 46. East wind 25 to 30 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: Rain. The rain could be heavy at times. Low around 43. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    Low: 43 °F

    Heavy Rain

  • Tuesday

    Tuesday: Rain. The rain could be heavy at times. High near 49. Southeast wind 20 to 25 mph. Chance of precipitation is 100%.

    High: 49 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 40. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain before 10am, then showers after 10am. High near 46. Chance of precipitation is 80%.

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 40.

    Low: 40 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Cloudy, with a high near 48.

    High: 48 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 49. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. East wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Chance of precipitation is 60%.
Monday
Rain. High near 46. East wind 25 to 30 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Monday Night
Rain. The rain could be heavy at times. Low around 43. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Tuesday
Rain. The rain could be heavy at times. High near 49. Southeast wind 20 to 25 mph. Chance of precipitation is 100%.
Tuesday Night
Rain. Low around 40. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Wednesday
Rain before 10am, then showers after 10am. High near 46. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Cloudy, with a low around 40.
Thursday
Showers likely. Cloudy, with a high near 48.
Thursday Night
A chance of showers. Cloudy, with a low around 40.
Friday
A chance of showers. Cloudy, with a high near 48.
Friday Night
A chance of showers. Mostly cloudy, with a low around 40.
Saturday
A chance of showers. Mostly cloudy, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Alyeska AK
 60.99°N 148.67°W (Elev. 4567 ft)
Last Update:
6:27 am AKDT Aug 2, 2026
Forecast Valid:
7am AKDT Aug 2, 2026-6pm AKDT Aug 8, 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