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 Fog/Mist

35°F

2°C

Humidity 85%
Wind Speed SE 10 G 37 mph
Barometer 29.33 in (993.2 mb)
Dewpoint 31°F (-1°C)
Visibility 3.00 mi
Wind Chill27°F (-3°C)
Last update 17 Nov 12:53 am AKST
Extended Forecast for

12 Miles NE Alyeska AK

Winter Weather Advisory until November 17, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until November 17, 06:00pm

    NOW until 6:00pm Mon

    Winter Weather Advisory

  • Overnight

    Low: 20 °F

    Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: Snow before 3pm, then snow showers likely after 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. High near 20. Southeast wind 20 to 30 mph decreasing to 10 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 10 inches possible.

    High: 20 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Snow showers likely, mainly after midnight. Mostly cloudy, with a low around 18. Southwest wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 18 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: Snow showers likely. Mostly cloudy, with a high near 20. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 20 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: Scattered snow showers. Mostly cloudy, with a low around 17. Southeast wind around 5 mph. Chance of precipitation is 50%.

    Low: 17 °F

    Scattered
    Snow Showers

  • Wednesday

    Wednesday: Scattered snow showers. Partly sunny, with a high near 18. East wind around 5 mph. Chance of precipitation is 30%.

    High: 18 °F

    Scattered
    Snow Showers

  • Wednesday Night

    Wednesday Night: Scattered snow showers before 9pm. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.

    Low: 17 °F

    Scattered
    Snow Showers
    then Mostly
    Cloudy

  • Thursday

    Thursday: A chance of snow after 9am. Mostly cloudy, with a high near 23.

    High: 23 °F

    Chance Snow

Detailed Forecast

Overnight
Snow. Areas of blowing snow. Steady temperature around 20. Southeast wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Monday
Snow before 3pm, then snow showers likely after 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. High near 20. Southeast wind 20 to 30 mph decreasing to 10 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 10 inches possible.
Monday Night
Snow showers likely, mainly after midnight. Mostly cloudy, with a low around 18. Southwest wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday
Snow showers likely. Mostly cloudy, with a high near 20. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
Scattered snow showers. Mostly cloudy, with a low around 17. Southeast wind around 5 mph. Chance of precipitation is 50%.
Wednesday
Scattered snow showers. Partly sunny, with a high near 18. East wind around 5 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered snow showers before 9pm. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.
Thursday
A chance of snow after 9am. Mostly cloudy, with a high near 23.
Thursday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 17.
Friday
Snow likely, mainly before 3pm. Cloudy, with a high near 21.
Friday Night
A chance of snow. Mostly cloudy, with a low around 14.
Saturday
A chance of snow. Mostly cloudy, with a high near 18.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 8.
Sunday
A chance of snow. Mostly cloudy, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Alyeska AK
 61.1°N 148.89°W (Elev. 5377 ft)
Last Update:
10:27 pm AKST Nov 16, 2025
Forecast Valid:
2am AKST Nov 17, 2025-6pm AKST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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