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.

Fair

15°F

-9°C

Humidity 44%
Wind Speed W 9 G 22 mph
Barometer 30.61 in (1036.6 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 21 Feb 11:53 am AKST
Extended Forecast for

4 Miles NW Alyeska AK

  • This Afternoon

    This Afternoon: Sunny, with a high near 14. North wind around 10 mph.

    High: 14 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 11. North wind 10 to 15 mph.

    Low: 11 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 26. North wind 5 to 10 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21. North wind 5 to 10 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 33. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Snow likely, mainly between 9pm and 3am. Mostly cloudy, with a low around 21. Southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Likely

  • Tuesday

    Tuesday: A chance of snow before 9am, then a chance of snow after 3pm. Mostly cloudy, with a high near 26. Chance of precipitation is 50%.

    High: 26 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around -1.

    Low: -1 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 3pm. Partly sunny, with a high near 7.

    High: 7 °F

    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 14. North wind around 10 mph.
Tonight
Mostly clear, with a low around 11. North wind 10 to 15 mph.
Sunday
Mostly sunny, with a high near 26. North wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 21. North wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 33. Northwest wind around 5 mph becoming calm in the afternoon.
Monday Night
Snow likely, mainly between 9pm and 3am. Mostly cloudy, with a low around 21. Southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 60%.
Tuesday
A chance of snow before 9am, then a chance of snow after 3pm. Mostly cloudy, with a high near 26. Chance of precipitation is 50%.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around -1.
Wednesday
A chance of snow before 3pm. Partly sunny, with a high near 7.
Wednesday Night
Mostly cloudy, with a low around -13.
Thursday
Partly sunny, with a high near 0.
Thursday Night
Partly cloudy, with a low around -13.
Friday
Mostly sunny, with a high near 6.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Alyeska AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
5:06 am AKST Feb 21, 2026
Forecast Valid:
12pm AKST Feb 21, 2026-6pm AKST Feb 27, 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