NWS Forecast for 8 Miles SW Thermalito CA

National Weather Service Forecast for: 8 Miles SW Thermalito CA
Issued by: National Weather Service Sacramento, CA

Updated: 10:31 pm PST Nov 1, 2026

Tonight Mostly Clear	Monday Patchy Fog then Mostly Cloudy	Monday Night Gradual Clearing	Tuesday Rain Likely	Tuesday Night Slight Chance Rain then Partly Cloudy	Wednesday Sunny	Wednesday Night Mostly Clear then Patchy Fog	Thursday Sunny	Thursday Night Mostly Clear
Lo 42 °F	Hi 66 °F	Lo 43 °F	Hi 60 °F	Lo 43 °F	Hi 69 °F	Lo 44 °F	Hi 71 °F	Lo 43 °F

Tonight	Mostly clear, with a low around 42. Calm wind.
Monday	Patchy fog between 7am and 8am. Otherwise, increasing clouds, with a high near 66. Light and variable wind.
Monday Night	Cloudy during the early evening, then gradual clearing, with a low around 43. Light and variable wind.
Tuesday	Rain likely before 2pm, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 60. Light south southeast wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night	A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 43. Light north northwest wind.
Wednesday	Sunny, with a high near 69.
Wednesday Night	Patchy fog after 1am. Otherwise, partly cloudy, with a low around 44.
Thursday	Sunny, with a high near 71.
Thursday Night	Mostly clear, with a low around 43.
Friday	Mostly sunny, with a high near 72.
Friday Night	Mostly clear, with a low around 45.
Saturday	Sunny, with a high near 73.
Saturday Night	Mostly clear, with a low around 45.
Sunday	Mostly sunny, with a high near 72.

Forecast from NOAA-NWS for 8 Miles SW Thermalito CA.