NWS Forecast for Saint Helena CA

National Weather Service Forecast for: Saint Helena CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA

Updated: 12:28 pm PST Nov 14, 2024

Tonight Chance Rain and Patchy Fog	Friday Areas Fog then Sunny	Friday Night Mostly Clear	Saturday Areas Frost then Sunny	Saturday Night Mostly Clear	Sunday Chance Rain	Sunday Night Chance Rain then Slight Chance Rain	Monday Sunny	Monday Night Mostly Clear
Lo 37 °F	Hi 60 °F	Lo 36 °F	Hi 61 °F	Lo 38 °F	Hi 61 °F	Lo 38 °F	Hi 60 °F	Lo 36 °F

Coastal Flood Advisory
Freeze Warning

Tonight	A 30 percent chance of rain, mainly after 10pm. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 37. Calm wind.
Friday	Areas of fog before 9am. Otherwise, sunny, with a high near 60. Calm wind.
Friday Night	Mostly clear, with a low around 36. Calm wind.
Saturday	Areas of frost before 7am. Otherwise, sunny, with a high near 61. North northwest wind 3 to 5 mph.
Saturday Night	Mostly clear, with a low around 38. Calm wind.
Sunday	A 40 percent chance of rain after 10am. Partly sunny, with a high near 61. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night	A 50 percent chance of rain, mainly before 10pm. Partly cloudy, with a low around 38.
Monday	Sunny, with a high near 60.
Monday Night	Mostly clear, with a low around 36.
Tuesday	Sunny, with a high near 62.
Tuesday Night	Partly cloudy, with a low around 37.
Wednesday	Sunny, with a high near 65.
Wednesday Night	Partly cloudy, with a low around 39.
Thursday	Mostly sunny, with a high near 68.

Forecast from NOAA-NWS for Saint Helena CA.