National Weather Service Forecast for: Alturas CA
Issued by: National Weather Service Medford, OR
Updated: 6:43 am PDT May 4, 2026
 
Today

Today: A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 4pm. Partly sunny, with a high near 73. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Mostly Sunny
then Chance
Showers
 Tonight

Tonight: A 30 percent chance of rain, mainly between 8pm and 11pm. Partly cloudy, with a low around 41. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 20 mph.
Chance Rain
then Partly
Cloudy
 Tuesday

Tuesday: Sunny, with a high near 75. Light and variable wind becoming north 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Sunny

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 41. North wind 11 to 16 mph becoming light north northwest after midnight. Winds could gust as high as 24 mph.
Mostly Clear

 Wednesday

Wednesday: Sunny, with a high near 78. Calm wind becoming northwest around 6 mph in the afternoon.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 44.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 80.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 46.
Mostly Clear

 Friday

Friday: Mostly sunny, with a high near 77.
Mostly Sunny
Hi 73 °F Lo 41 °F Hi 75 °F Lo 41 °F Hi 78 °F Lo 44 °F Hi 80 °F Lo 46 °F Hi 77 °F

 

Today
 
 A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 4pm. Partly sunny, with a high near 73. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Tonight
 
 A 30 percent chance of rain, mainly between 8pm and 11pm. Partly cloudy, with a low around 41. West wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 20 mph.
Tuesday
 
 Sunny, with a high near 75. Light and variable wind becoming north 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
 
 Mostly clear, with a low around 41. North wind 11 to 16 mph becoming light north northwest after midnight. Winds could gust as high as 24 mph.
Wednesday
 
 Sunny, with a high near 78. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 44.
Thursday
 
 Sunny, with a high near 80.
Thursday Night
 
 Mostly clear, with a low around 46.
Friday
 
 Mostly sunny, with a high near 77.
Friday Night
 
 Mostly clear, with a low around 40.
Saturday
 
 Sunny, with a high near 79.
Saturday Night
 
 Mostly clear, with a low around 43.
Sunday
 
 Sunny, with a high near 84.

 

Forecast from NOAA-NWS for Alturas CA.