National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Fair

50°F

10°C

Humidity 93%
Wind Speed Calm
Barometer 29.96 in (1014.6 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 1 Aug 7:53 am AKDT
Extended Forecast for

16 Miles NNE Whittier AK

Heat Advisory August 1, 08:40am until August 1, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 1, 08:40am until August 1, 09:00pm

    NOW until 9:00pm Sat

    Heat Advisory

  • Today

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. Northwest wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 50. North wind around 5 mph becoming calm.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 40. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Mostly Cloudy
    then Rain
    Likely

  • Monday

    Monday: Rain. The rain could be heavy at times. High near 46. Southeast wind 10 to 15 mph. Chance of precipitation is 90%.

    High: 46 °F

    Heavy Rain

  • Monday Night

    Monday Night: Rain. The rain could be heavy at times. Low around 39. East wind 10 to 15 mph. Chance of precipitation is 100%.

    Low: 39 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers. The rain could be heavy at times. High near 48. Chance of precipitation is 100%.

    High: 48 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Showers. Cloudy, with a low around 39.

    Low: 39 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 54. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 46. Northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 50. North wind around 5 mph becoming calm.
Sunday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 40. Southeast wind around 5 mph. Chance of precipitation is 60%.
Monday
Rain. The rain could be heavy at times. High near 46. Southeast wind 10 to 15 mph. Chance of precipitation is 90%.
Monday Night
Rain. The rain could be heavy at times. Low around 39. East wind 10 to 15 mph. Chance of precipitation is 100%.
Tuesday
Showers. The rain could be heavy at times. High near 48. Chance of precipitation is 100%.
Tuesday Night
Showers. Cloudy, with a low around 39.
Wednesday
Showers. Cloudy, with a high near 47.
Wednesday Night
Showers. Cloudy, with a low around 39.
Thursday
Showers. Cloudy, with a high near 47.
Thursday Night
Showers likely. Cloudy, with a low around 38.
Friday
Showers likely. Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNE Whittier AK
 60.99°N 148.5°W (Elev. 4990 ft)
Last Update:
8:21 am AKDT Aug 1, 2026
Forecast Valid:
8am AKDT Aug 1, 2026-6pm AKDT Aug 7, 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