Get Your Allergy Forecast  for Portland, OR  (edit)  

Pollen Allergy Forecast for Portland, OR (97201)

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Today

Today's Pollen Level

Wednesday

Thursday

Friday

Saturday

Wednesday's Allergy Level: LOW
Tomorrow's Pollen Level
Thursday's Allergy Level: LOW
Thursday's Pollen Level
Friday's Allergy Level: LOW
Friday's Pollen Level
Saturday's Allergy Level: LOW
Saturday's Pollen Level
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extended weather forecast

Today's Predominant Pollens

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Allergy Forecast Discussion

The quantity of pollen grains in the air for Wednesday will be falling into the extremely low range. This lowering of pollen concentrations is a result of falling temperatures and heavy rains in the afternoon which tend to wash pollen out of the air.
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Allergy Facts

Because there are fewer plants in urban areas, atmospheric pollen concentrations are generally lower in urban areas than in rural areas.
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