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.

Overcast

11°F

-12°C

Humidity 88%
Wind Speed Calm
Barometer 29.16 in (987.5 mb)
Dewpoint 8°F (-13°C)
Visibility 7.00 mi
Last update 13 Jan 8:53 pm AKST
Extended Forecast for

6 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, mainly after 3am. Low around 16. East wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 16 °F

    Slight Chance
    Snow then
    Snow

  • Wednesday

    Wednesday: Snow, mainly before noon. High near 19. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 19 °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 24 by 5am. Southeast wind 25 to 30 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 13 °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 29. Southeast wind 45 to 55 mph, with gusts as high as 65 mph. Chance of precipitation is 100%.

    High: 29 °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 28. East wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.

    Low: 28 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

    Friday: Snow. Areas of blowing snow before noon. High near 30. Southeast wind 25 to 35 mph decreasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.

    High: 30 °F

    Snow and
    Areas Blowing
    Snow

  • Friday Night

    Friday Night: Snow before 9pm. Low around 20. Chance of precipitation is 90%.

    Low: 20 °F

    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 9am. Mostly cloudy, with a high near 31.

    High: 31 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Snow, mainly after 3am. Low around 16. East wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Snow, mainly before noon. High near 19. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Scattered snow showers before midnight, then snow, mainly after midnight. Areas of blowing snow after midnight. Temperature rising to around 24 by 5am. Southeast wind 25 to 30 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. The snow could be heavy at times. Areas of blowing snow. High near 29. 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 28. East 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 30. Southeast wind 25 to 35 mph decreasing to 15 to 25 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%.
Friday Night
Snow before 9pm. Low around 20. Chance of precipitation is 90%.
Saturday
A chance of snow after 9am. Mostly cloudy, with a high near 31.
Saturday Night
A chance of snow. Cloudy, with a low around 26.
Sunday
A chance of snow. Mostly cloudy, with a high near 34.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26.
M.L.King Day
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Alyeska AK
 61.05°N 149.11°W (Elev. 3422 ft)
Last Update:
8:59 pm AKST Jan 13, 2026
Forecast Valid:
9pm 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