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

8°F

-13°C

Humidity 83%
Wind Speed Calm
Barometer 29.65 in (1004.2 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 12 Jan 10:53 pm AKST
Extended Forecast for

7 Miles NNE Alyeska AK

  • Tonight

    Tonight: Snow likely, mainly after 3am. Mostly cloudy, with a low around 7. South wind 20 to 25 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 7 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow, mainly before noon. Areas of blowing snow before noon. High near 19. Southeast wind 20 to 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 19 °F

    Snow and
    Areas Blowing
    Snow

  • Tuesday Night

    Tuesday Night: Scattered snow showers before 9pm, then a chance of snow, mainly after 3am. Mostly cloudy, with a low around 13. Southeast wind 10 to 15 mph becoming northwest 5 to 10 mph in the evening. Chance of precipitation is 50%.

    Low: 13 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly before noon, then isolated snow showers after 3pm. High near 15. South wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Chance of precipitation is 90%.

    High: 15 °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. Low around 10. East wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    Low: 10 °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 35 to 40 mph, with gusts as high as 50 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 before 9pm. Low around 28. Chance of precipitation is 100%.

    Low: 28 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

    Friday: Snow. Cloudy, with a high near 33.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: Snow. Cloudy, with a low around 20.

    Low: 20 °F

    Snow

Detailed Forecast

Tonight
Snow likely, mainly after 3am. Mostly cloudy, with a low around 7. South wind 20 to 25 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Tuesday
Snow, mainly before noon. Areas of blowing snow before noon. High near 19. Southeast wind 20 to 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Scattered snow showers before 9pm, then a chance of snow, mainly after 3am. Mostly cloudy, with a low around 13. Southeast wind 10 to 15 mph becoming northwest 5 to 10 mph in the evening. Chance of precipitation is 50%.
Wednesday
Snow, mainly before noon, then isolated snow showers after 3pm. High near 15. South wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Scattered snow showers before midnight, then snow, mainly after midnight. Areas of blowing snow after midnight. Low around 10. East wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Thursday
Snow. The snow could be heavy at times. Areas of blowing snow. High near 28. Southeast wind 35 to 40 mph, with gusts as high as 50 mph. Chance of precipitation is 100%.
Thursday Night
Snow. The snow could be heavy at times. Areas of blowing snow before 9pm. Low around 28. Chance of precipitation is 100%.
Friday
Snow. Cloudy, with a high near 33.
Friday Night
Snow. Cloudy, with a low around 20.
Saturday
Snow likely, mainly before 3pm. Cloudy, with a high near 26.
Saturday Night
A chance of snow. Cloudy, with a low around 19.
Sunday
A chance of snow. Cloudy, with a high near 25.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17.
M.L.King Day
A chance of snow. Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Alyeska AK
 61.05°N 149.05°W (Elev. 5823 ft)
Last Update:
10:32 pm AKST Jan 12, 2026
Forecast Valid:
11pm AKST Jan 12, 2026-6pm AKST Jan 19, 2026
 
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