Pollen Forecast for Sonoma, California
Today
Based on past pollen counts and expected weather conditions, pollen levels for Thursday will be on the increase in the moderate range. Since the weather has a major influence on pollen dispersal, this increase is due in part to strong winds and decreasing humidity.
Outlook
Concentration of pollen grains in the air for Friday will be increasing in the moderate range. This rise is a result of drier air.