Pollen Forecast for Arcata, California
Low
Alder and Cedar/Juniper
Today
The amount of pollen in the air for Sunday will be falling into the extremely low range. This change results in part from falling temperatures, rising humidity, and expected precipitation in the morning, afternoon and evening which tends to wash pollen out of the air.
Outlook
Pollen concentrations for Monday will be at about the same level in the extremely low range. Pollen producing plants are dormant during this period.