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

10°F

-12°C

Humidity 87%
Wind Speed Calm
Barometer 29.25 in (990.7 mb)
Dewpoint 7°F (-14°C)
Visibility 3.00 mi
Last update 13 Jan 5:53 pm AKST
Extended Forecast for

10 Miles N Alyeska AK

Winter Storm Watch January 15, 12:00am until January 16, 06:00am
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Snow likely before midnight, then scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 15. East wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 70%. Total nighttime snow accumulation of around an inch possible.

    Low: 15 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow, mainly before noon, then scattered snow showers after 3pm. High near 18. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 18 °F

    Snow then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Scattered snow showers before midnight, then snow, mainly after midnight. Areas of blowing snow after midnight. Temperature rising to around 23 by 5am. Southeast wind 20 to 25 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 12 °F⇑

    Scattered
    Snow Showers
    then Snow and
    Areas Blowing
    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Areas of blowing snow. High near 28. Southeast wind 45 to 55 mph, with gusts as high as 65 mph. Chance of precipitation is 100%.

    High: 28 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Areas of blowing snow. Low around 27. Southeast wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.

    Low: 27 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

    Friday: Snow. Areas of blowing snow before noon. High near 29. Southeast wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.

    High: 29 °F

    Snow and
    Areas Blowing
    Snow

  • Friday Night

    Friday Night: Snow. Low around 24. Chance of precipitation is 90%.

    Low: 24 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 3pm. Cloudy, with a high near 29.

    High: 29 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Tonight
Snow likely before midnight, then scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 15. East wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 70%. Total nighttime snow accumulation of around an inch possible.
Wednesday
Snow, mainly before noon, then scattered snow showers after 3pm. High near 18. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Scattered snow showers before midnight, then snow, mainly after midnight. Areas of blowing snow after midnight. Temperature rising to around 23 by 5am. Southeast wind 20 to 25 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. The snow could be heavy at times. Areas of blowing snow. High near 28. Southeast wind 45 to 55 mph, with gusts as high as 65 mph. Chance of precipitation is 100%.
Thursday Night
Snow. The snow could be heavy at times. Areas of blowing snow. Low around 27. Southeast wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.
Friday
Snow. Areas of blowing snow before noon. High near 29. Southeast wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.
Friday Night
Snow. Low around 24. Chance of precipitation is 90%.
Saturday
Snow likely, mainly before 3pm. Cloudy, with a high near 29.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21.
Sunday
A chance of snow. Cloudy, with a high near 26.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 18.
M.L.King Day
A chance of snow. Partly sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Alyeska AK
 61.1°N 149.16°W (Elev. 4196 ft)
Last Update:
4:57 pm AKST Jan 13, 2026
Forecast Valid:
6pm AKST Jan 13, 2026-6pm AKST Jan 20, 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