Pollen Alerts For Colleyville, TX

Pollen Index: 8.8 Pollen Level: medium-high Predominant Pollen: Hickory/Pecan, Oak and Sycamore. The amount of pollen in the air for Tuesday will be falling in the low range. This forecast of lower pollen concentration is based on falling temperatures, rising humidity and heavy rains in the afternoon which tend to wash pollen out of the air. With this amount of reduction in pollen levels, tomorrow should be better for allergy sufferers.