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

7°F

-14°C

Humidity 84%
Wind Speed W 3 mph
Barometer 29.72 in (1006.6 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 21 Mar 9:53 pm AKDT
Extended Forecast for

13 Miles NNE Alyeska AK

  • Tonight

    Tonight: A slight chance of snow showers before 1am. Mostly clear, with a low around 12. East wind around 10 mph. Chance of precipitation is 20%.

    Low: 12 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers, mainly after 1pm. Mostly sunny, with a high near 20. Northeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 20 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 7pm. Partly cloudy, with a low around 4. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 4 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 17. Northwest wind around 5 mph.

    High: 17 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around -1. West wind around 5 mph.

    Low: -1 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 14. East wind around 5 mph becoming north in the afternoon.

    High: 14 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -4.

    Low: -4 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -2.

    Low: -2 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of snow showers before 1am. Mostly clear, with a low around 12. East wind around 10 mph. Chance of precipitation is 20%.
Sunday
A chance of snow showers, mainly after 1pm. Mostly sunny, with a high near 20. Northeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers, mainly before 7pm. Partly cloudy, with a low around 4. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 30%.
Monday
Sunny, with a high near 17. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around -1. West wind around 5 mph.
Tuesday
Mostly sunny, with a high near 14. East wind around 5 mph becoming north in the afternoon.
Tuesday Night
Mostly clear, with a low around -4.
Wednesday
Sunny, with a high near 12.
Wednesday Night
Mostly clear, with a low around -2.
Thursday
Mostly sunny, with a high near 16.
Thursday Night
Mostly clear, with a low around 2.
Friday
Sunny, with a high near 19.
Friday Night
Mostly clear, with a low around 5.
Saturday
Sunny, with a high near 20.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Alyeska AK
 61.13°N 148.88°W (Elev. 5052 ft)
Last Update:
8:29 pm AKDT Mar 21, 2026
Forecast Valid:
10pm AKDT Mar 21, 2026-6pm AKDT Mar 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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