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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: 8:23 pm AKDT Jun 25, 2026
 
Overnight

Overnight: Partly cloudy, with a low around 45. Calm wind.
Partly Cloudy

 Friday

Friday: Isolated showers between 10am and 1pm, then scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 70. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Scattered
Showers
 Friday
Night
Friday Night: Scattered showers and thunderstorms, then showers likely after 1am. Increasing clouds, with a low around 43. Southwest wind around 10 mph. Chance of precipitation is 60%.
Showers
Likely
 Saturday

Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64. Southwest wind around 5 mph. Chance of precipitation is 70%.
Showers
Likely
 Saturday
Night
Saturday Night: Scattered showers before 10pm, then a chance of rain after 10pm. Cloudy, with a low around 41. Southwest wind around 5 mph. Chance of precipitation is 50%.
Chance Rain

 Sunday

Sunday: A chance of rain before 10am. Cloudy, with a high near 66. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 50%.
Chance Rain
then Mostly
Cloudy
 Sunday
Night
Sunday Night: Mostly cloudy, with a low around 40.
Mostly Cloudy

 Monday

Monday: Showers likely, mainly after 4pm. Cloudy, with a high near 58.
Showers
Likely
 Monday
Night
Monday Night: Showers likely, mainly before 10pm. Cloudy, with a low around 39.
Showers
Likely
Lo 45 °F Hi 70 °F Lo 43 °F Hi 64 °F Lo 41 °F Hi 66 °F Lo 40 °F Hi 58 °F Lo 39 °F

 

Overnight
 
 Partly cloudy, with a low around 45. Calm wind.
Friday
 
 Isolated showers between 10am and 1pm, then scattered showers and thunderstorms after 1pm. Mostly sunny, with a high near 70. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Friday Night
 
 Scattered showers and thunderstorms, then showers likely after 1am. Increasing clouds, with a low around 43. Southwest wind around 10 mph. Chance of precipitation is 60%.
Saturday
 
 Showers likely, mainly before 1pm. Mostly cloudy, with a high near 64. Southwest wind around 5 mph. Chance of precipitation is 70%.
Saturday Night
 
 Scattered showers before 10pm, then a chance of rain after 10pm. Cloudy, with a low around 41. Southwest wind around 5 mph. Chance of precipitation is 50%.
Sunday
 
 A chance of rain before 10am. Cloudy, with a high near 66. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 50%.
Sunday Night
 
 Mostly cloudy, with a low around 40.
Monday
 
 Showers likely, mainly after 4pm. Cloudy, with a high near 58.
Monday Night
 
 Showers likely, mainly before 10pm. Cloudy, with a low around 39.
Tuesday
 
 A chance of showers before 10am. Mostly cloudy, with a high near 68.
Tuesday Night
 
 Mostly cloudy, with a low around 43.
Wednesday
 
 Partly sunny, with a high near 72.
Wednesday Night
 
 Mostly cloudy, with a low around 44.
Thursday
 
 A chance of showers. Mostly cloudy, with a high near 68.

 

Forecast from NOAA-NWS for Port Alsworth AK.

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






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