Weather Alerts For Columbia, SC

Pollen Index: 9.5 Pollen Level: medium-high Predominant Pollen: Ragweed, Chenopods and Grass. Concentration of pollen grains in the air for Monday will be falling but will remain in the high range. This lower level is caused by falling temperatures, rising humidity, and expected precipitation in the morning and evening which tends to wash pollen out of the air.