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

40°F

4°C

Humidity 68%
Wind Speed Vrbl 3 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 21 Apr 12:53 pm AKDT
Extended Forecast for

5 Miles NNW Girdwood AK

  • This Afternoon

    This Afternoon: A slight chance of snow. Mostly cloudy, with a high near 37. West wind around 5 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Snow likely, mainly after 4am. Mostly cloudy, with a low around 29. West wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow. High near 34. East wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 32. East wind 30 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 90%.

    Low: 32 °F

    Snow

  • Thursday

    Thursday: Snow. High near 34. Southeast wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.

    High: 34 °F

    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 33. East wind around 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.

    Low: 33 °F

    Snow

  • Friday

    Friday: Snow. High near 36. Chance of precipitation is 100%.

    High: 36 °F

    Snow

  • Friday Night

    Friday Night: Snow. Cloudy, with a low around 32.

    Low: 32 °F

    Snow

  • Saturday

    Saturday: Snow. Cloudy, with a high near 37.

    High: 37 °F

    Snow

Detailed Forecast

This Afternoon
A slight chance of snow. Mostly cloudy, with a high near 37. West wind around 5 mph. Chance of precipitation is 20%.
Tonight
Snow likely, mainly after 4am. Mostly cloudy, with a low around 29. West wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
Snow. High near 34. East wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Low around 32. East wind 30 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 90%.
Thursday
Snow. High near 34. Southeast wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.
Thursday Night
Snow. Low around 33. East wind around 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
Friday
Snow. High near 36. Chance of precipitation is 100%.
Friday Night
Snow. Cloudy, with a low around 32.
Saturday
Snow. Cloudy, with a high near 37.
Saturday Night
Snow likely. Cloudy, with a low around 32.
Sunday
Snow likely. Cloudy, with a high near 36.
Sunday Night
Snow likely. Cloudy, with a low around 32.
Monday
Snow. Cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Girdwood AK
 61°N 149.22°W (Elev. 2651 ft)
Last Update:
4:47 am AKDT Apr 21, 2026
Forecast Valid:
1pm AKDT Apr 21, 2026-6pm AKDT Apr 27, 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