Pollen Forecast for Portland, Oregon
Today
Based on past pollen counts and expected weather conditions, pollen levels for Thursday will remain stable in the extremely low range. This is the relief period for allergy sufferers.
Outlook
Based on past pollen counts and expected weather conditions, pollen levels for Friday will be increasing but will stay in the very low range. This rise is a result of seasonally normal weather conditions which are favorable for the production and dispersal of pollen.