Pollen Alerts For Mount Rushmore Natl Memorial, SD

Pollen Index: 8.4 Pollen Level: medium-high Predominant Pollen: Elm, Cedar/Juniper and Poplar/Aspen/Cottonwood. Pollen concentrations for Saturday will be falling in the moderate range. This lower level is caused by rising humidity, weakening winds and expected precipitation in the morning, afternoon and evening which tends to wash pollen out of the air. The lower pollen levels are significant and should help allergy sufferers to cope tomorrow.