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

34°F

1°C

Humidity 82%
Wind Speed Calm
Barometer 29.76 in (1007.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 11 Apr 11:53 pm AKDT
Extended Forecast for

13 Miles NNE Alyeska AK

  • Overnight

    Overnight: Snow, mainly after 1am. Low around 18. South wind around 5 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of around an inch possible.

    Low: 18 °F

    Snow

  • Sunday

    Sunday: Snow. High near 21. South wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 21 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 18. Northwest wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 18 °F

    Snow Likely
    then Chance
    Snow

  • Monday

    Monday: Cloudy, with a high near 27. Northwest wind around 10 mph.

    High: 27 °F

    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. Northwest wind around 10 mph.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Overnight
Snow, mainly after 1am. Low around 18. South wind around 5 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of around an inch possible.
Sunday
Snow. High near 21. South wind around 5 mph becoming calm. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 18. Northwest wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday
Cloudy, with a high near 27. Northwest wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 15. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 27. Northwest wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly cloudy, with a high near 27.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18.
Thursday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 27.
Thursday Night
Snow likely. Mostly cloudy, with a low around 21.
Friday
Snow likely. Mostly cloudy, with a high near 28.
Friday Night
Snow. Cloudy, with a low around 23.
Saturday
Snow likely. Cloudy, with a high near 28.
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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:
8:02 pm AKDT Apr 11, 2026
Forecast Valid:
12am AKDT Apr 12, 2026-6pm AKDT Apr 18, 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