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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: 6:52 pm AKST Mar 7, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around -6. Southwest wind around 5 mph becoming calm.
Mostly Cloudy
 Sunday

Sunday: Mostly sunny, with a high near 4. South wind around 5 mph becoming calm.
Mostly Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around -12. Calm wind becoming east around 5 mph.
Partly Cloudy
 Monday

Monday: Sunny, with a high near 1. Calm wind.
Sunny
 Monday
Night
Monday Night: Partly cloudy, with a low around -20. North wind around 5 mph.
Partly Cloudy
 Tuesday

Tuesday: Sunny, with a high near -5. North wind around 5 mph.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around -25.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 1.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around -21.
Mostly Clear
Lo -6 °F Hi 4 °F Lo -12 °F Hi 1 °F Lo -20 °F Hi -5 °F Lo -25 °F Hi 1 °F Lo -21 °F

 

Overnight
 
 Mostly cloudy, with a low around -6. Southwest wind around 5 mph becoming calm.
Sunday
 
 Mostly sunny, with a high near 4. South wind around 5 mph becoming calm.
Sunday Night
 
 Partly cloudy, with a low around -12. Calm wind becoming east around 5 mph.
Monday
 
 Sunny, with a high near 1. Calm wind.
Monday Night
 
 Partly cloudy, with a low around -20. North wind around 5 mph.
Tuesday
 
 Sunny, with a high near -5. North wind around 5 mph.
Tuesday Night
 
 Mostly clear, with a low around -25.
Wednesday
 
 Sunny, with a high near 1.
Wednesday Night
 
 Mostly clear, with a low around -21.
Thursday
 
 Sunny, with a high near 6.
Thursday Night
 
 Mostly clear, with a low around -16.
Friday
 
 Mostly sunny, with a high near 12.
Friday Night
 
 Mostly cloudy, with a low around -10.
Saturday
 
 Partly sunny, with a high near 12.

 

Forecast from NOAA-NWS for Port Alsworth AK.

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






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