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

29°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 29.88 in (1012.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 18 Apr 5:53 am AKDT
Extended Forecast for

Alyeska AK

  • Today

    Today: Scattered snow showers, mainly before 7am. Partly sunny, with a high near 40. North wind around 5 mph becoming calm. Chance of precipitation is 50%.

    High: 40 °F

    Scattered
    Snow Showers
    then Partly
    Sunny

  • Tonight

    Tonight: Rain, mainly after 10pm. Low around 34. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%.

    Low: 34 °F

    Chance Rain
    then Rain

  • Sunday

    Sunday: Rain. High near 39. East wind 15 to 20 mph. Chance of precipitation is 90%.

    High: 39 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Southeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Monday

    Monday: Rain and snow showers, mainly after 1pm. High near 39. Northeast wind around 5 mph becoming south in the morning. Chance of precipitation is 80%.

    High: 39 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow showers. Low around 29. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 29 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow. High near 42. Chance of precipitation is 80%.

    High: 42 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 41.

    High: 41 °F

    Rain

Detailed Forecast

Today
Scattered snow showers, mainly before 7am. Partly sunny, with a high near 40. North wind around 5 mph becoming calm. Chance of precipitation is 50%.
Tonight
Rain, mainly after 10pm. Low around 34. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%.
Sunday
Rain. High near 39. East wind 15 to 20 mph. Chance of precipitation is 90%.
Sunday Night
Rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 31. Southeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.
Monday
Rain and snow showers, mainly after 1pm. High near 39. Northeast wind around 5 mph becoming south in the morning. Chance of precipitation is 80%.
Monday Night
Rain and snow showers. Low around 29. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
Rain and snow. High near 42. Chance of precipitation is 80%.
Tuesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 33.
Wednesday
Rain. Cloudy, with a high near 41.
Wednesday Night
Rain. Cloudy, with a low around 36.
Thursday
Rain. Cloudy, with a high near 42.
Thursday Night
Rain. Cloudy, with a low around 37.
Friday
Rain. Cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alyeska AK
 60.97°N 149.11°W (Elev. 197 ft)
Last Update:
4:52 am AKDT Apr 18, 2026
Forecast Valid:
6am AKDT Apr 18, 2026-6pm AKDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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