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

47°F

8°C

Humidity 74%
Wind Speed Calm
Barometer 30.00 in (1015.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 3 Oct 1:53 pm AKDT
Extended Forecast for

21 Miles NE Alyeska AK

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. South wind 5 to 10 mph.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly after 7am. High near 47. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 47 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 39. Southeast wind around 15 mph. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Sunday

    Sunday: Rain. High near 51. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    High: 51 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. The rain could be heavy at times. Low around 45. Southeast wind around 10 mph. Chance of precipitation is 100%.

    Low: 45 °F

    Heavy Rain

  • Monday

    Monday: Rain. High near 52. Chance of precipitation is 100%.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: Rain. Cloudy, with a low around 43.

    Low: 43 °F

    Rain

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 51.

    High: 51 °F

    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 46. Calm wind.
Tonight
Mostly cloudy, with a low around 35. South wind 5 to 10 mph.
Saturday
Rain, mainly after 7am. High near 47. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Rain. Low around 39. Southeast wind around 15 mph. Chance of precipitation is 90%.
Sunday
Rain. High near 51. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Sunday Night
Rain. The rain could be heavy at times. Low around 45. Southeast wind around 10 mph. Chance of precipitation is 100%.
Monday
Rain. High near 52. Chance of precipitation is 100%.
Monday Night
Rain. Cloudy, with a low around 43.
Tuesday
Rain likely. Cloudy, with a high near 51.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NE Alyeska AK
 61.18°N 148.66°W (Elev. 1211 ft)
Last Update:
3:12 am AKDT Oct 3, 2025
Forecast Valid:
2pm AKDT Oct 3, 2025-6pm AKDT Oct 9, 2025
 
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