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.

Fair

54°F

12°C

Humidity 87%
Wind Speed W 6 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 12 Sep 9:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind 5 to 10 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 62. North wind around 5 mph becoming calm in the morning.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. North wind 5 to 10 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: A chance of rain after 4pm. Partly sunny, with a high near 59. Calm wind. Chance of precipitation is 30%.

    High: 59 °F

    Mostly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain, mainly after 7pm. Low around 49. Calm wind becoming southeast around 5 mph in the evening. Chance of precipitation is 80%.

    Low: 49 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 54. Southeast wind around 5 mph. Chance of precipitation is 90%.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Showers likely. Mostly cloudy, with a high near 56.

    High: 56 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 4am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 45. North wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 62. North wind around 5 mph becoming calm in the morning.
Sunday Night
Partly cloudy, with a low around 46. North wind 5 to 10 mph.
Monday
A chance of rain after 4pm. Partly sunny, with a high near 59. Calm wind. Chance of precipitation is 30%.
Monday Night
Rain, mainly after 7pm. Low around 49. Calm wind becoming southeast around 5 mph in the evening. Chance of precipitation is 80%.
Tuesday
Rain. High near 54. Southeast wind around 5 mph. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 46. Chance of precipitation is 90%.
Wednesday
Showers likely. Mostly cloudy, with a high near 56.
Wednesday Night
A chance of showers before 4am. Mostly cloudy, with a low around 45.
Thursday
A chance of showers after 10am. Mostly cloudy, with a high near 53.
Thursday Night
A chance of showers. Cloudy, with a low around 44.
Friday
A chance of showers. Cloudy, with a high near 52.
Friday Night
A chance of showers. Mostly cloudy, with a low around 42.
Saturday
A chance of showers. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
8:23 pm AKDT Sep 12, 2026
Forecast Valid:
10pm AKDT Sep 12, 2026-6pm AKDT Sep 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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