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

54°F

12°C

Humidity 87%
Wind Speed Vrbl 6 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 17 Aug 7:53 pm AKDT
Extended Forecast for

20 Miles SSE Whittier AK

  • Tonight

    Tonight: A chance of showers. Mostly cloudy, with a low around 50. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 54. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 10pm, then rain likely, mainly after 4am. Cloudy, with a low around 48. East wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 54. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 49. Northeast wind around 5 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Rain

  • Thursday

    Thursday: Rain. High near 54. North wind around 5 mph. Chance of precipitation is 90%.

    High: 54 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Friday

    Friday: Showers. Mostly cloudy, with a high near 55.

    High: 55 °F

    Showers

  • Friday Night

    Friday Night: Showers. Cloudy, with a low around 48.

    Low: 48 °F

    Showers

Detailed Forecast

Tonight
A chance of showers. Mostly cloudy, with a low around 50. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 54. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 10pm, then rain likely, mainly after 4am. Cloudy, with a low around 48. East wind around 5 mph becoming calm. Chance of precipitation is 60%.
Wednesday
Rain. High near 54. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Wednesday Night
Rain. Low around 49. Northeast wind around 5 mph. Chance of precipitation is 100%.
Thursday
Rain. High near 54. North wind around 5 mph. Chance of precipitation is 90%.
Thursday Night
Rain likely, mainly before 1am. Cloudy, with a low around 48. Chance of precipitation is 70%.
Friday
Showers. Mostly cloudy, with a high near 55.
Friday Night
Showers. Cloudy, with a low around 48.
Saturday
Showers. Cloudy, with a high near 53.
Saturday Night
Showers. Cloudy, with a low around 47.
Sunday
Showers likely. Cloudy, with a high near 57.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles SSE Whittier AK
 60.5°N 148.42°W (Elev. 479 ft)
Last Update:
8:12 pm AKDT Aug 17, 2026
Forecast Valid:
8pm AKDT Aug 17, 2026-6pm AKDT Aug 24, 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