Pollen Forecast for Diablo, California
Today
Concentration of pollen grains in the air for Tuesday will be falling in the moderate range. This relief in pollen levels is caused in part by rising relative humidity and relatively weaker winds. That's good news for allergy sufferers.
Outlook
The pollen levels for Wednesday will be falling into the extremely low range. This forecast of lower pollen concentration is based on rising humidity, weak winds and expected precipitation in the morning and afternoon which tends to wash pollen out of the air.