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.

Partly Cloudy

46°F

8°C

Humidity 96%
Wind Speed Calm
Barometer 30.15 in (1021.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 8 Aug 1:53 am AKDT
Extended Forecast for

6 Miles NNE Alyeska AK

  • Overnight

    Overnight: Partly cloudy, with a low around 39. North wind around 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 4pm. Mostly sunny, with a high near 50. North wind around 5 mph. Chance of precipitation is 10%.

    High: 50 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 7pm. Mostly cloudy, with a low around 42. North wind around 5 mph becoming calm. Chance of precipitation is 10%.

    Low: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Scattered showers, mainly after 4pm. Partly sunny, with a high near 47. West wind around 5 mph. Chance of precipitation is 30%.

    High: 47 °F

    Partly Sunny
    then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers, mainly before 7pm. Mostly cloudy, with a low around 42. North wind around 5 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Showers likely, mainly after 4pm. Partly sunny, with a high near 46. North wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    High: 46 °F

    Partly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely then
    Scattered
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. North wind around 5 mph.
Saturday
A slight chance of rain after 4pm. Mostly sunny, with a high near 50. North wind around 5 mph. Chance of precipitation is 10%.
Saturday Night
A slight chance of rain before 7pm. Mostly cloudy, with a low around 42. North wind around 5 mph becoming calm. Chance of precipitation is 10%.
Sunday
Scattered showers, mainly after 4pm. Partly sunny, with a high near 47. West wind around 5 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers, mainly before 7pm. Mostly cloudy, with a low around 42. North wind around 5 mph. Chance of precipitation is 30%.
Monday
Showers likely, mainly after 4pm. Partly sunny, with a high near 46. North wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A chance of showers. Mostly cloudy, with a high near 44.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 38.
Friday
Showers likely. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Alyeska AK
 61.05°N 149.05°W (Elev. 5823 ft)
Last Update:
8:32 pm AKDT Aug 7, 2026
Forecast Valid:
2am AKDT Aug 8, 2026-6pm AKDT Aug 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation