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

32°F

0°C

Humidity 96%
Wind Speed Calm
Barometer 29.72 in (1006.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 19 Apr 11:53 pm AKDT
Extended Forecast for

Alyeska AK

  • Overnight

    Overnight: Scattered rain showers before 1am, then scattered snow showers. Mostly cloudy, with a low around 29. North wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 29 °F

    Scattered
    Rain/Snow

  • Monday

    Monday: Snow showers likely before 1pm, then rain and snow showers likely. Mostly cloudy, with a high near 40. East wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers
    Likely then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Rain likely, possibly mixed with snow showers before 1am, then scattered snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 28. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain/Snow
    Likely then
    Scattered
    Rain/Snow

  • Tuesday

    Tuesday: Scattered snow showers before 7am, then scattered rain and snow showers. Partly sunny, with a high near 43. Calm wind. Chance of precipitation is 40%.

    High: 43 °F

    Scattered
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Showers likely, mainly between 1am and 4am, then rain likely after 4am. Cloudy, with a low around 33. East wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain. High near 39. East wind around 5 mph. Chance of precipitation is 90%.

    High: 39 °F

    Rain

  • Wednesday Night

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

    Low: 37 °F

    Rain

  • Thursday

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

    High: 41 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Cloudy, with a low around 37.

    Low: 37 °F

    Rain

Detailed Forecast

Overnight
Scattered rain showers before 1am, then scattered snow showers. Mostly cloudy, with a low around 29. North wind around 5 mph becoming calm. Chance of precipitation is 40%.
Monday
Snow showers likely before 1pm, then rain and snow showers likely. Mostly cloudy, with a high near 40. East wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
Rain likely, possibly mixed with snow showers before 1am, then scattered snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 28. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Scattered snow showers before 7am, then scattered rain and snow showers. Partly sunny, with a high near 43. Calm wind. Chance of precipitation is 40%.
Tuesday Night
Showers likely, mainly between 1am and 4am, then rain likely after 4am. Cloudy, with a low around 33. East wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday
Rain. High near 39. East wind around 5 mph. Chance of precipitation is 90%.
Wednesday Night
Rain. Low around 37. Chance of precipitation is 100%.
Thursday
Rain. Cloudy, with a high near 41.
Thursday Night
Rain. Cloudy, with a low around 37.
Friday
Rain. Cloudy, with a high near 42.
Friday Night
Rain. Cloudy, with a low around 37.
Saturday
Rain. Cloudy, with a high near 43.
Saturday Night
Rain. Mostly cloudy, with a low around 36.
Sunday
Rain. Mostly 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:
8:43 pm AKDT Apr 19, 2026
Forecast Valid:
12am AKDT Apr 20, 2026-6pm AKDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation