National Weather Service Forecast for: Sitka AK
Issued by: National Weather Service Juneau, AK
Updated: 9:01 pm AKST Dec 17, 2025
 
Overnight

Overnight: Mostly cloudy, with a low around 21. Northeast wind around 15 mph.
Mostly Cloudy
 Thursday

Thursday: Partly sunny, with a high near 27. Northeast wind around 10 mph.
Partly Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 14. Northeast wind around 10 mph.
Partly Cloudy
 Friday

Friday: Mostly sunny, with a high near 20. Northeast wind 5 to 10 mph.
Mostly Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 14. Northeast wind around 5 mph.
Partly Cloudy
 Saturday

Saturday: Mostly sunny, with a high near 22.
Mostly Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 11.
Partly Cloudy
 Sunday

Sunday: Sunny, with a high near 19.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 7.
Mostly Clear
Lo 21 °F Hi 27 °F Lo 14 °F Hi 20 °F Lo 14 °F Hi 22 °F Lo 11 °F Hi 19 °F Lo 7 °F

Special Weather Statement
 

Overnight
 
 Mostly cloudy, with a low around 21. Northeast wind around 15 mph.
Thursday
 
 Partly sunny, with a high near 27. Northeast wind around 10 mph.
Thursday Night
 
 Partly cloudy, with a low around 14. Northeast wind around 10 mph.
Friday
 
 Mostly sunny, with a high near 20. Northeast wind 5 to 10 mph.
Friday Night
 
 Partly cloudy, with a low around 14. Northeast wind around 5 mph.
Saturday
 
 Mostly sunny, with a high near 22.
Saturday Night
 
 Partly cloudy, with a low around 11.
Sunday
 
 Sunny, with a high near 19.
Sunday Night
 
 Mostly clear, with a low around 7.
Monday
 
 Sunny, with a high near 14.
Monday Night
 
 Partly cloudy, with a low around 8.
Tuesday
 
 Partly sunny, with a high near 21.
Tuesday Night
 
 A chance of snow. Mostly cloudy, with a low around 14.
Wednesday
 
 A chance of snow. Partly sunny, with a high near 32.

 

Forecast from NOAA-NWS for Sitka AK.