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

35°F

2°C

Humidity 82%
Wind Speed W 5 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 11 Apr 10:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Rain likely before 1am, then rain and snow. Low around 30. Calm wind. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow

  • Sunday

    Sunday: Rain and snow before 7am, then snow between 7am and 1pm, then rain and snow after 1pm. High near 33. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow likely before 10pm, then a chance of snow. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: Cloudy, with a high near 39. Northwest wind around 5 mph.

    High: 39 °F

    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. Calm wind becoming west around 5 mph.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Rain likely before 1am, then rain and snow. Low around 30. Calm wind. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
Sunday
Rain and snow before 7am, then snow between 7am and 1pm, then rain and snow after 1pm. High near 33. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday Night
Rain and snow likely before 10pm, then a chance of snow. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Cloudy, with a high near 39. Northwest wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 39. Calm wind becoming west around 5 mph.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Thursday
Rain and snow likely, becoming all rain after 4pm. Mostly cloudy, with a high near 40.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Friday
Rain and snow. Cloudy, with a high near 40.
Friday Night
Rain. Cloudy, with a low around 32.
Saturday
Rain and snow likely. Cloudy, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
8:02 pm AKDT Apr 11, 2026
Forecast Valid:
11pm AKDT Apr 11, 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