Allergies & Pollen Count for Columbus, Montana
Today's Condition
Discussion
The quantity of pollen grains in the air for Saturday will be falling but will remain in the high range. The cause for the falling pollen levels is rising relative humidity and relatively weaker winds.
Allergy Facts
Many decades ago, farmers in the Pacific Northwest planted ragweed in their apple orchards for ground cover. When the public health impact of this blunder was fully determined, the plant was then aggressively eradicated. This explains why ragweed is so uncommon in western Washington and Oregon today.