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

21°F

-6°C

Humidity 96%
Wind Speed Calm
Barometer 29.23 in (989.9 mb)
Dewpoint 20°F (-7°C)
Visibility 1.00 mi
Last update 27 Jan 4:53 am AKST
Extended Forecast for

5 Miles NW Alyeska AK

Winter Weather Advisory January 27, 06:00am until January 27, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Snow. Low around 18. East wind around 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Snow

  • Tuesday

    Tuesday: Snow. High near 26. Southeast wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 8 inches possible.

    High: 26 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before 3am. The snow could be heavy at times. Areas of blowing snow before 3am. Low around 26. Southeast wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 26 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Wednesday

    Wednesday: Snow. Areas of blowing snow before 9am. High near 34. East wind 20 to 30 mph increasing to 30 to 40 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 80%.

    High: 34 °F

    Snow and
    Areas Blowing
    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 27. East wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%.

    Low: 27 °F

    Snow

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 30. East wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%.

    High: 30 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly before 3pm. Cloudy, with a high near 32.

    High: 32 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow

Detailed Forecast

Overnight
Snow. Low around 18. East wind around 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday
Snow. High near 26. Southeast wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 8 inches possible.
Tuesday Night
Snow, mainly before 3am. The snow could be heavy at times. Areas of blowing snow before 3am. Low around 26. Southeast wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. Areas of blowing snow before 9am. High near 34. East wind 20 to 30 mph increasing to 30 to 40 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 80%.
Wednesday Night
Snow. Low around 27. East wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%.
Thursday
Snow likely. Mostly cloudy, with a high near 30. East wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%.
Thursday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Friday
Snow likely, mainly before 3pm. Cloudy, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 27.
Saturday
A chance of snow. Mostly cloudy, with a high near 32.
Saturday Night
A chance of snow. Cloudy, with a low around 23.
Sunday
A chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25.
Monday
A chance of snow. Mostly cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Alyeska AK
 61.02°N 149.22°W (Elev. 4324 ft)
Last Update:
4:41 am AKST Jan 27, 2026
Forecast Valid:
5am AKST Jan 27, 2026-6pm AKST Feb 2, 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