National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Overcast

34°F

1°C

Humidity 92%
Wind Speed Vrbl 3 mph
Barometer 29.51 in (999.5 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 13 Apr 12:53 am AKDT
Extended Forecast for

13 Miles NNE Alyeska AK

  • Overnight

    Overnight: A chance of snow, mainly before 4am. Mostly cloudy, with a low around 18. North wind around 10 mph. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow

  • Monday

    Monday: A slight chance of snow before 7am. Mostly cloudy, with a high near 27. North wind around 15 mph. Chance of precipitation is 10%.

    High: 27 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. Northwest wind 10 to 15 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. Northwest wind around 10 mph.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Scattered snow showers after 10am. Mostly cloudy, with a high near 27. North wind around 5 mph becoming west in the afternoon. Chance of precipitation is 40%.

    High: 27 °F

    Scattered
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.

    Low: 18 °F

    Chance Snow

  • Thursday

    Thursday: Snow. Cloudy, with a high near 27.

    High: 27 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Cloudy, with a low around 19.

    Low: 19 °F

    Snow

Detailed Forecast

Overnight
A chance of snow, mainly before 4am. Mostly cloudy, with a low around 18. North wind around 10 mph. Chance of precipitation is 30%.
Monday
A slight chance of snow before 7am. Mostly cloudy, with a high near 27. North wind around 15 mph. Chance of precipitation is 10%.
Monday Night
Partly cloudy, with a low around 15. Northwest wind 10 to 15 mph.
Tuesday
Mostly sunny, with a high near 27. Northwest wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph.
Wednesday
Scattered snow showers after 10am. Mostly cloudy, with a high near 27. North wind around 5 mph becoming west in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Thursday
Snow. Cloudy, with a high near 27.
Thursday Night
Snow. Cloudy, with a low around 19.
Friday
Snow likely. Mostly cloudy, with a high near 27.
Friday Night
Snow likely. Mostly cloudy, with a low around 18.
Saturday
Snow likely. Mostly cloudy, with a high near 27.
Saturday Night
Snow likely. Mostly cloudy, with a low around 18.
Sunday
Snow likely. Mostly cloudy, with a high near 26.
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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:
8:40 pm AKDT Apr 12, 2026
Forecast Valid:
1am AKDT Apr 13, 2026-6pm AKDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation