National Weather Service Forecast for: Sitka AK
Issued by: National Weather Service Juneau, AK
Updated: 3:27 am AKST Dec 22, 2025
 
Today

Today: Sunny, with a high near 17. Northeast wind around 10 mph.
Sunny

Tonight

Tonight: Mostly clear, with a low around 12. Northeast wind around 10 mph.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 20. East wind around 5 mph.
Sunny

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 15. East wind around 5 mph.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 26. East wind around 5 mph.
Sunny

Wednesday
Night
Wednesday Night: A 40 percent chance of snow after 3am.  Partly cloudy, with a low around 20.
Partly Cloudy
then Chance
Snow
Christmas
Day
Christmas Day: Snow likely, mainly after 9am.  Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Snow Likely

Thursday
Night
Thursday Night: Snow likely, mainly before 3am.  Mostly cloudy, with a low around 25.
Snow Likely

Friday

Friday: A chance of snow before 9am, then rain and snow.  Mostly cloudy, with a high near 37.
Rain/Snow

Hi 17 °F Lo 12 °F Hi 20 °F Lo 15 °F Hi 26 °F Lo 20 °F Hi 31 °F Lo 25 °F Hi 37 °F

Cold Weather Advisory
 

Today
 
Sunny, with a high near 17. Northeast wind around 10 mph.
Tonight
 
Mostly clear, with a low around 12. Northeast wind around 10 mph.
Tuesday
 
Sunny, with a high near 20. East wind around 5 mph.
Tuesday Night
 
Mostly clear, with a low around 15. East wind around 5 mph.
Wednesday
 
Sunny, with a high near 26. East wind around 5 mph.
Wednesday Night
 
A 40 percent chance of snow after 3am. Partly cloudy, with a low around 20.
Christmas Day
 
Snow likely, mainly after 9am. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Thursday Night
 
Snow likely, mainly before 3am. Mostly cloudy, with a low around 25.
Friday
 
A chance of snow before 9am, then rain and snow. Mostly cloudy, with a high near 37.
Friday Night
 
Rain and snow before 9pm, then snow between 9pm and 3am, then rain and snow after 3am. Cloudy, with a low around 24.
Saturday
 
Rain and snow. Cloudy, with a high near 39.
Saturday Night
 
Rain and snow. Cloudy, with a low around 32.
Sunday
 
Rain and snow. Cloudy, with a high near 37.

 

Forecast from NOAA-NWS for Sitka AK.