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.

Overcast

55°F

13°C

Humidity 83%
Wind Speed Vrbl 5 mph
Barometer 29.90 in (1012.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 17 Aug 3:53 pm AKDT
Extended Forecast for

4 Miles NW Alyeska AK

  • This Afternoon

    This Afternoon: Rain likely. Cloudy, with a high near 52. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 52 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 47. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 7am. Mostly cloudy, with a high near 50. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 46. East wind around 10 mph. Chance of precipitation is 50%.

    Low: 46 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 50. East wind around 10 mph. Chance of precipitation is 80%.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 43. East wind around 10 mph. Chance of precipitation is 80%.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: Rain. High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Rain

  • Thursday Night

    Thursday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 52. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Tonight
Rain. Low around 47. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Tuesday
Rain likely, mainly before 7am. Mostly cloudy, with a high near 50. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46. East wind around 10 mph. Chance of precipitation is 50%.
Wednesday
Rain. High near 50. East wind around 10 mph. Chance of precipitation is 80%.
Wednesday Night
Rain. Low around 43. East wind around 10 mph. Chance of precipitation is 80%.
Thursday
Rain. High near 48. Chance of precipitation is 80%.
Thursday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Friday
A chance of showers. Mostly cloudy, with a high near 49.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41.
Saturday
Showers likely. Cloudy, with a high near 46.
Saturday Night
Showers likely. Cloudy, with a low around 40.
Sunday
Showers likely. Cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Alyeska AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
1:03 pm AKDT Aug 17, 2026
Forecast Valid:
4pm AKDT Aug 17, 2026-6pm AKDT Aug 23, 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