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Lake Clark National Park, AK Weather Forecast
Wx Discussion - Wx Hazards - Wx Aviation
NWS Forecast for Port Alsworth AK
National Weather Service Forecast for: Port Alsworth AK
Issued by: National Weather Service Anchorage, AK
Updated: 6:51 am AKDT Aug 5, 2026
 
Today

Today: A chance of rain before 10am, then scattered showers, mainly between 10am and 4pm. Mostly cloudy, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Chance Rain
 Tonight

Tonight: Scattered showers, mainly between 7pm and 10pm, then a chance of rain after 10pm. Mostly cloudy, with a low around 47. East wind around 5 mph. Chance of precipitation is 30%.
Chance Rain
 Thursday

Thursday: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 66. East wind around 5 mph becoming calm in the morning. Chance of precipitation is 40%.
Chance Rain
 Thursday
Night
Thursday Night: A chance of rain after 10pm. Cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 30%.
Chance Rain
 Friday

Friday: Cloudy, with a high near 64. South wind around 5 mph becoming calm.
Cloudy
 Friday
Night
Friday Night: Cloudy, with a low around 49. Southwest wind around 5 mph becoming calm.
Cloudy
 Saturday

Saturday: Cloudy, with a high near 74.
Cloudy
 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 49.
Mostly Cloudy
 Sunday

Sunday: Mostly cloudy, with a high near 75.
Mostly Cloudy
Hi 65 °F Lo 47 °F Hi 66 °F Lo 47 °F Hi 64 °F Lo 49 °F Hi 74 °F Lo 49 °F Hi 75 °F

 

Today
 
 A chance of rain before 10am, then scattered showers, mainly between 10am and 4pm. Mostly cloudy, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Tonight
 
 Scattered showers, mainly between 7pm and 10pm, then a chance of rain after 10pm. Mostly cloudy, with a low around 47. East wind around 5 mph. Chance of precipitation is 30%.
Thursday
 
 A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 66. East wind around 5 mph becoming calm in the morning. Chance of precipitation is 40%.
Thursday Night
 
 A chance of rain after 10pm. Cloudy, with a low around 47. South wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
 
 Cloudy, with a high near 64. South wind around 5 mph becoming calm.
Friday Night
 
 Cloudy, with a low around 49. Southwest wind around 5 mph becoming calm.
Saturday
 
 Cloudy, with a high near 74.
Saturday Night
 
 Mostly cloudy, with a low around 49.
Sunday
 
 Mostly cloudy, with a high near 75.
Sunday Night
 
 Mostly cloudy, with a low around 49.
Monday
 
 A chance of showers. Mostly cloudy, with a high near 76.
Monday Night
 
 A chance of showers. Mostly cloudy, with a low around 49.
Tuesday
 
 A chance of showers. Mostly cloudy, with a high near 75.

 

Forecast from NOAA-NWS for Port Alsworth AK.

Forecast Discussion from: NOAA-NWS Script developed by: El Dorado Weather






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