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Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Mostly Cloudy

11°F

-12°C

Humidity 88%
Wind Speed NW 5 mph
Barometer 29.66 in (1004.4 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 20 Mar 2:53 am AKDT
Extended Forecast for

10 Miles N Alyeska AK

Winter Weather Advisory March 20, 03:45am until March 20, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 20, 03:45am until March 20, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 3 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers likely, mainly before 4pm. Partly sunny, with a high near 14. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 14 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers before 10pm. Partly cloudy, with a low around 8. Northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 8 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 21. North wind around 5 mph.

    High: 21 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 6. Northeast wind around 5 mph.

    Low: 6 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 22. Northeast wind around 5 mph becoming calm in the morning.

    High: 22 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

Detailed Forecast

Overnight
Snow showers likely. Mostly cloudy, with a low around 3. East wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
Snow showers likely, mainly before 4pm. Partly sunny, with a high near 14. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow showers before 10pm. Partly cloudy, with a low around 8. Northeast wind around 5 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 21. North wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 6. Northeast wind around 5 mph.
Sunday
Sunny, with a high near 22. Northeast wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly clear, with a low around 6.
Monday
Sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Sunny, with a high near 18.
Tuesday Night
Clear, with a low around 1.
Wednesday
Sunny, with a high near 19.
Wednesday Night
Mostly clear, with a low around 5.
Thursday
Sunny, with a high near 22.
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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:
8:58 pm AKDT Mar 19, 2026
Forecast Valid:
3am AKDT Mar 20, 2026-6pm AKDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation