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.

Light Rain

50°F

10°C

Humidity 96%
Wind Speed Calm
Barometer 29.86 in (1011.1 mb)
Dewpoint 49°F (9°C)
Visibility 9.00 mi
Last update 22 Aug 11:53 pm AKDT
Extended Forecast for

6 Miles N Alyeska AK

  • Overnight

    Overnight: Scattered showers, mainly before 4am. Cloudy, with a low around 41. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 41 °F

    Scattered
    Showers

  • Sunday

    Sunday: Isolated showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 49. Northeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 10%.

    High: 49 °F

    Isolated
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Calm wind becoming north around 5 mph after midnight.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52. North wind around 5 mph becoming calm in the morning.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Showers likely after 1am. Mostly cloudy, with a low around 42. South wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 60%.

    Low: 42 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely before 10am, then rain, mainly after 10am. High near 45. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers, mainly before 4am. Cloudy, with a low around 41. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday
Isolated showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 49. Northeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 41. Calm wind becoming north around 5 mph after midnight.
Monday
Mostly sunny, with a high near 52. North wind around 5 mph becoming calm in the morning.
Monday Night
Showers likely after 1am. Mostly cloudy, with a low around 42. South wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 60%.
Tuesday
Showers likely before 10am, then rain, mainly after 10am. High near 45. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night
Rain. Low around 40. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 49.
Wednesday Night
A chance of showers before 10pm. Mostly cloudy, with a low around 38.
Thursday
Partly sunny, with a high near 51.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 39.
Friday
A chance of showers. Cloudy, with a high near 46.
Friday Night
A chance of showers. Cloudy, with a low around 38.
Saturday
A chance of showers. Cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Alyeska AK
 61.05°N 149.11°W (Elev. 3422 ft)
Last Update:
10:02 pm AKDT Aug 22, 2026
Forecast Valid:
12am AKDT Aug 23, 2026-6pm AKDT Aug 29, 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