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.

A Few Clouds

0°F

-18°C

Humidity 83%
Wind Speed Calm
Barometer NA
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 13 Mar 11:53 pm AKDT
Extended Forecast for

6 Miles NNW Alyeska AK

  • Overnight

    Overnight: Mostly cloudy, with a low around 4. Calm wind.

    Low: 4 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow likely, mainly after 10am. Mostly cloudy, with a high near 7. South wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 7 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Snow likely. Mostly cloudy, with a low around 6. Calm wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 6 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 8. Northeast wind around 5 mph. Chance of precipitation is 40%.

    High: 8 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -1. North wind around 10 mph.

    Low: -1 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 2. North wind around 15 mph, with gusts as high as 20 mph.

    High: 2 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 4.

    High: 4 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 4. Calm wind.
Saturday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 7. South wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow likely. Mostly cloudy, with a low around 6. Calm wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A chance of snow. Mostly cloudy, with a high near 8. Northeast wind around 5 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around -1. North wind around 10 mph.
Monday
Mostly sunny, with a high near 2. North wind around 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around -6.
Tuesday
Mostly cloudy, with a high near 4.
Tuesday Night
Mostly cloudy, with a low around -8.
Wednesday
Mostly sunny, with a high near 6.
Wednesday Night
Partly cloudy, with a low around -10.
Thursday
Partly sunny, with a high near 4.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around -5.
Friday
A chance of snow showers. Partly sunny, with a high near 10.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Alyeska AK
 61.05°N 149.17°W (Elev. 5531 ft)
Last Update:
8:02 pm AKDT Mar 13, 2026
Forecast Valid:
12am AKDT Mar 14, 2026-6pm AKDT Mar 20, 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