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.

Light Snow Fog/Mist

16°F

-9°C

Humidity 84%
Wind Speed W 3 mph
Barometer NA
Dewpoint 12°F (-11°C)
Visibility 1.00 mi
Last update 14 Mar 7:53 pm AKDT
Extended Forecast for

6 Miles NNW Alyeska AK

  • Tonight

    Tonight: Snow likely. Mostly cloudy, with a low around 5. Southeast wind around 5 mph becoming calm. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 5 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 6. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 6 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A slight chance of snow before 10pm. Mostly cloudy, with a low around -2. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: -2 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 0. North wind 5 to 10 mph.

    High: 0 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -5. North wind around 10 mph.

    Low: -5 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 3. North wind around 5 mph.

    High: 3 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 6.

    High: 6 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -10.

    Low: -10 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely. Mostly cloudy, with a low around 5. Southeast wind around 5 mph becoming calm. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.
Sunday
A chance of snow. Mostly cloudy, with a high near 6. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Sunday Night
A slight chance of snow before 10pm. Mostly cloudy, with a low around -2. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 0. North wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around -5. North wind around 10 mph.
Tuesday
Partly sunny, with a high near 3. North wind around 5 mph.
Tuesday Night
Mostly cloudy, with a low around -8.
Wednesday
Mostly sunny, with a high near 6.
Wednesday Night
Partly cloudy, with a low around -10.
Thursday
Partly sunny, with a high near 4.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around -5.
Friday
A chance of snow showers. Partly sunny, with a high near 10.
Friday Night
A chance of snow. Mostly cloudy, with a low around 1.
Saturday
Partly sunny, with a high near 17.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
3:51 pm AKDT Mar 14, 2026
Forecast Valid:
8pm AKDT Mar 14, 2026-6pm AKDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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