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

11°F

-12°C

Humidity 77%
Wind Speed Vrbl 6 mph
Barometer 29.47 in (998.0 mb)
Dewpoint 5°F (-15°C)
Visibility 0.75 mi
Wind Chill1°F (-17°C)
Last update 19 Mar 1:53 pm AKDT
Extended Forecast for

13 Miles NNE Alyeska AK

Winter Weather Advisory until March 20, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 20, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • This Afternoon

    High: 9 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers likely. Mostly cloudy, with a low around 2. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 4 to 6 inches possible.

    Low: 2 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely, mainly before 4pm. Partly sunny, with a high near 11. Southeast wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 11 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers before 10pm. Partly cloudy, with a low around 5. North wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 5 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 18. Northeast wind around 10 mph.

    High: 18 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 1. North wind 5 to 10 mph.

    Low: 1 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 18.

    High: 18 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2.

    Low: 2 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow showers. High near 9. East wind around 5 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 4 to 6 inches possible.
Tonight
Snow showers likely. Mostly cloudy, with a low around 2. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 4 to 6 inches possible.
Friday
Snow showers likely, mainly before 4pm. Partly sunny, with a high near 11. Southeast wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
A chance of snow showers before 10pm. Partly cloudy, with a low around 5. North wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 18. Northeast wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 1. North wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 18.
Sunday Night
Mostly clear, with a low around 2.
Monday
Mostly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Mostly sunny, with a high near 13.
Tuesday Night
Mostly clear, with a low around -4.
Wednesday
Sunny, with a high near 15.
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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:
4:02 am AKDT Mar 19, 2026
Forecast Valid:
2pm AKDT Mar 19, 2026-6pm AKDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation