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

0°F

-18°C

Humidity 72%
Wind Speed W 10 G 20 mph
Barometer 29.64 in (1003.9 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 8 Jan 2:53 am AKST
Extended Forecast for

13 Miles NNE Alyeska AK

Cold Weather Advisory until January 8, 04:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 8, 04:00pm

    NOW until 4:00pm Thu

    Cold Weather Advisory

  • Overnight

    Low: -14 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 1. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 1 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of snow, mainly after midnight. Mostly cloudy, with a temperature rising to around 9 by 5am. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: -1 °F⇑

    Chance Snow

  • Friday

    Friday: Snow, mainly after 9am. High near 17. East wind around 10 mph. Chance of precipitation is 90%.

    High: 17 °F

    Snow Likely
    then Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 16. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    Low: 16 °F

    Heavy Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 23. Southeast wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%.

    High: 23 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow. Low around 13. Chance of precipitation is 90%.

    Low: 13 °F

    Snow

  • Sunday

    Sunday: Snow. Cloudy, with a high near 19.

    High: 19 °F

    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around -14. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 1. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a temperature rising to around 9 by 5am. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday
Snow, mainly after 9am. High near 17. East wind around 10 mph. Chance of precipitation is 90%.
Friday Night
Snow. The snow could be heavy at times. Low around 16. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday
Snow. The snow could be heavy at times. High near 23. Southeast wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%.
Saturday Night
Snow. Low around 13. Chance of precipitation is 90%.
Sunday
Snow. Cloudy, with a high near 19.
Sunday Night
Snow. Cloudy, with a low around 10.
Monday
Snow likely. Cloudy, with a high near 20.
Monday Night
Snow. Cloudy, with a low around 13.
Tuesday
Snow. Cloudy, with a high near 21.
Tuesday Night
Snow. Cloudy, with a low around 9.
Wednesday
Snow. Cloudy, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Alyeska AK
 61.13°N 148.88°W (Elev. 5052 ft)
Last Update:
9:19 pm AKST Jan 7, 2026
Forecast Valid:
2am AKST Jan 8, 2026-6pm AKST Jan 14, 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