Charles M. Schulz - Sonoma County Airport UV IndexUnited StatesCASonoma CountyCharles M. Schulz - Sonoma County Airport1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAACharles M. Schulz - Sonoma County Airport UV forecast issued yesterday at 10:05 pm. Next forecast at approx. 10:05 pm.Get WillyWeather+ to remove ads