Weather Alerts For Custer, SD
Pollen Alert
-Pollen Index: 9.9 Pollen Level: high Predominant Pollen: Cedar/Juniper and Elm. The pollen levels for Thursday will be falling but will remain in the high range. The cause for the falling pollen levels is falling temperatures and higher dew points. This will improve your outlook if you have allergies and enjoy the out of doors.