National Weather Service Forecast for: Lake Shastina, CA
Issued by: National Weather Service Medford, OR
Updated: Wed, 09-16-2026 11:51pm PDT

Lake Shastina
 
  Thursday

Thursday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Sunny
Sunny
Wednesday

Wednesday: Sunny
Sunny
  Hi 72 °F Hi 78 °F Hi 84 °F Hi 87 °F Hi 87 °F Hi 85 °F Hi 85 °F
 
Overnight

Overnight: Slight Chance Rain Showers
Slight Chance Rain Showers
Thursday
Night
Thursday Night: Chance Rain Showers then Partly Cloudy
Chance Rain Showers then Partly Cloudy
Friday
Night
Friday Night: Clear
Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
 
Lo 47 °F Lo 48 °F Lo 49 °F Lo 52 °F Lo 54 °F Lo 52 °F Lo 49 °F  

 

Overnight
 
A slight chance of rain showers after 5am. Mostly clear. Low around 47, with temperatures rising to around 49 overnight. South southeast wind around 3 mph. Chance of precipitation is 20%.
Thursday
 
A chance of rain showers before 11am, then a chance of showers and thunderstorms. Partly sunny. High near 72, with temperatures falling to around 69 in the afternoon. West southwest wind around 3 mph. Chance of precipitation is 30%.
Thursday Night
 
A chance of rain showers before 10pm. Partly cloudy. Low around 48, with temperatures rising to around 50 overnight. South wind around 3 mph. Chance of precipitation is 30%.
Friday
 
Sunny, with a high near 78. West northwest wind 0 to 5 mph.
Friday Night
 
Clear, with a low around 49. Northeast wind around 5 mph.
Saturday
 
Sunny, with a high near 84.
Saturday Night
 
Mostly clear, with a low around 52.
Sunday
 
Sunny, with a high near 87.
Sunday Night
 
Mostly clear, with a low around 54.
Monday
 
Sunny, with a high near 87.
Monday Night
 
Mostly clear, with a low around 52.
Tuesday
 
Sunny, with a high near 85.
Tuesday Night
 
Mostly clear, with a low around 49.
Wednesday
 
Sunny, with a high near 85.

 

Forecast from NOAA-NWS for Lake Shastina, CA.