Pollen Alerts For De Witt, IA

Pollen Index: 10.7 Pollen Level: high Predominant Pollen: Ragweed, Chenopods and Grass. Based on past pollen counts and expected weather conditions, pollen levels for Friday will be higher than they were today and extend even further into the extremely high range. This forecast of higher pollen concentration is based on higher temperatures and the lower dewpoint.