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.

A Few Clouds

60°F

16°C

Humidity 60%
Wind Speed E 6 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 13 Jul 11:53 am AKDT
Extended Forecast for

13 Miles NNE Alyeska AK

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 48. South wind around 5 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. South wind 10 to 15 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 41. South wind around 15 mph. Chance of precipitation is 60%.

    High: 41 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely then
    Scattered
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Calm wind becoming west around 5 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming east after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 10am. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 48. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 39. South wind 10 to 15 mph.
Monday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 41. South wind around 15 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 44. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming east after midnight.
Wednesday
A chance of rain after 10am. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Mostly cloudy, with a high near 49.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Mostly cloudy, with a high near 49.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
A chance of rain. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Alyeska AK
 61.13°N 148.88°W (Elev. 5052 ft)
Last Update:
3:38 am AKDT Jul 13, 2025
Forecast Valid:
12pm AKDT Jul 13, 2025-6pm AKDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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