National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Light Snow

3°F

-16°C

Humidity 76%
Wind Speed W 14 G 26 mph
Barometer 29.24 in (990.2 mb)
Dewpoint -3°F (-19°C)
Visibility 2.50 mi
Wind Chill-15°F (-26°C)
Last update 7 Jan 7:53 am AKST
Extended Forecast for

6 Miles NNE Alyeska AK

Cold Weather Advisory January 7, 05:00pm until January 8, 04:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Today

    Today: A slight chance of snow before 9am. Mostly sunny, with a temperature falling to around -12 by 4pm. Wind chill values as low as -30. North wind 10 to 15 mph. Chance of precipitation is 20%.

    High: -7 °F⇓

    Slight Chance
    Snow then
    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around -12. Wind chill values as low as -35. North wind 5 to 15 mph.

    Low: -12 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 1. South wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 1 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of snow after midnight. Mostly cloudy, with a low around -2. Southeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    Low: -2 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Snow. High near 17. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 17 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 17. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 17 °F

    Snow

  • Saturday

    Saturday: Snow before 9am. High near 25. Chance of precipitation is 100%.

    High: 25 °F

    Snow then
    Cloudy

  • Saturday Night

    Saturday Night: Snow after 9pm. Cloudy, with a low around 12.

    Low: 12 °F

    Snow

  • Sunday

    Sunday: Snow. Cloudy, with a high near 17.

    High: 17 °F

    Snow

Detailed Forecast

Today
A slight chance of snow before 9am. Mostly sunny, with a temperature falling to around -12 by 4pm. Wind chill values as low as -30. North wind 10 to 15 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around -12. Wind chill values as low as -35. North wind 5 to 15 mph.
Thursday
Sunny, with a high near 1. South wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
A chance of snow after midnight. Mostly cloudy, with a low around -2. Southeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Friday
Snow. High near 17. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday Night
Snow. Low around 17. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Saturday
Snow before 9am. High near 25. Chance of precipitation is 100%.
Saturday Night
Snow after 9pm. Cloudy, with a low around 12.
Sunday
Snow. Cloudy, with a high near 17.
Sunday Night
Snow. Cloudy, with a low around 11.
Monday
Snow. Cloudy, with a high near 19.
Monday Night
Snow. Cloudy, with a low around 12.
Tuesday
Snow. Cloudy, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Alyeska AK
 61.05°N 149.05°W (Elev. 5823 ft)
Last Update:
3:28 am AKST Jan 7, 2026
Forecast Valid:
8am AKST Jan 7, 2026-6pm AKST Jan 13, 2026
 
Forecast Discussion
 
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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