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.

Mostly Cloudy

42°F

6°C

Humidity 62%
Wind Speed Vrbl 5 mph
Barometer 30.01 in (1016.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 21 Apr 4:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Tonight

    Tonight: Rain and snow, mainly after 1am. Low around 32. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Mostly Cloudy
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 7am. High near 40. East wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 35. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 35 °F

    Rain

  • Thursday

    Thursday: Rain likely. Cloudy, with a high near 40. East wind around 25 mph. Chance of precipitation is 70%.

    High: 40 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Low around 35. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    Low: 35 °F

    Rain

  • Friday

    Friday: Rain. High near 42. East wind 5 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 42 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 37. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Saturday

    Saturday: Rain. Cloudy, with a high near 43.

    High: 43 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely. Cloudy, with a low around 35.

    Low: 35 °F

    Rain Likely

Detailed Forecast

Tonight
Rain and snow, mainly after 1am. Low around 32. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Rain and snow, becoming all rain after 7am. High near 40. East wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain. Low around 35. East wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday
Rain likely. Cloudy, with a high near 40. East wind around 25 mph. Chance of precipitation is 70%.
Thursday Night
Rain. Low around 35. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Friday
Rain. High near 42. East wind 5 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Friday Night
Rain. Low around 37. Chance of precipitation is 100%.
Saturday
Rain. Cloudy, with a high near 43.
Saturday Night
Rain likely. Cloudy, with a low around 35.
Sunday
Rain likely. Cloudy, with a high near 42.
Sunday Night
Rain. Cloudy, with a low around 35.
Monday
Rain. Cloudy, with a high near 41.
Monday Night
Rain. Cloudy, with a low around 36.
Tuesday
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:
2:43 pm AKDT Apr 21, 2026
Forecast Valid:
5pm AKDT Apr 21, 2026-6pm AKDT Apr 28, 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