Pollen Forecast for Ontario, Oregon

Pollen concentrations for Sunday will be at about the same level in the extremely low range. With Pollen concentrations now at extremely low levels, The next plants to pollinate in the area will be the trees which produce large amounts of often highly allergenic pollen.

The quantity of pollen grains in the air for Monday will remain relatively stable in the extremely low range. Published Multidata research shows the possibility of trace or low levels of pollen being carried from distant regions even during this period of a lack of local pollen production.