National Weather Service Forecast for: Port Alsworth AK
Issued by: National Weather Service Anchorage, AK
Updated: 3:35 am AKST Dec 22, 2025
 
Today

Today: A chance of snow after 3pm. Increasing clouds, with a high near 9. Calm wind. Chance of precipitation is 50%.
Sunny then
Chance Snow
 Tonight

Tonight: Snow likely, mainly before 9pm. Mostly cloudy, with a low around 6. West wind around 5 mph becoming calm. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Snow Likely
then Partly
Cloudy
 Tuesday

Tuesday: Mostly sunny, with a high near 18. Calm wind.
Mostly Sunny

 Tuesday
Night
Tuesday Night: A chance of snow between 9pm and 3am. Increasing clouds, with a low around 13. Calm wind. Chance of precipitation is 40%.
Chance Snow

 Wednesday

Wednesday: A chance of snow. Mostly cloudy, with a high near 24. Calm wind. Chance of precipitation is 30%.
Chance Snow

 Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 2. Calm wind becoming north around 5 mph.
Mostly Cloudy

 Christmas
Day
Christmas Day: A chance of snow between 9am and 3pm. Mostly cloudy, with a high near 8. Chance of precipitation is 30%.
Chance Snow

 Thursday
Night
Thursday Night: Mostly cloudy, with a low around -2.
Mostly Cloudy

 Friday

Friday: A chance of snow after 3pm. Partly sunny, with a high near 5.
Partly Sunny
then Chance
Snow
Hi 9 °F Lo 6 °F Hi 18 °F Lo 13 °F Hi 24 °F Lo 2 °F Hi 8 °F Lo -2 °F Hi 5 °F

 

Today
 
 A chance of snow after 3pm. Increasing clouds, with a high near 9. Calm wind. Chance of precipitation is 50%.
Tonight
 
 Snow likely, mainly before 9pm. Mostly cloudy, with a low around 6. West wind around 5 mph becoming calm. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
 
 Mostly sunny, with a high near 18. Calm wind.
Tuesday Night
 
 A chance of snow between 9pm and 3am. Increasing clouds, with a low around 13. Calm wind. Chance of precipitation is 40%.
Wednesday
 
 A chance of snow. Mostly cloudy, with a high near 24. Calm wind. Chance of precipitation is 30%.
Wednesday Night
 
 Mostly cloudy, with a low around 2. Calm wind becoming north around 5 mph.
Christmas Day
 
 A chance of snow between 9am and 3pm. Mostly cloudy, with a high near 8. Chance of precipitation is 30%.
Thursday Night
 
 Mostly cloudy, with a low around -2.
Friday
 
 A chance of snow after 3pm. Partly sunny, with a high near 5.
Friday Night
 
 A chance of snow before 3am. Mostly cloudy, with a low around -18.
Saturday
 
 Mostly sunny, with a high near -6.
Saturday Night
 
 Partly cloudy, with a low around -15.
Sunday
 
 Mostly sunny, with a high near 0.

 

Forecast from NOAA-NWS for Port Alsworth AK.