Pollen Alerts For Porcupine, SD

Pollen Index: 9.5 Pollen Level: medium-high Predominant Pollen: Cedar/Juniper, Poplar/Aspen/Cottonwood and Elm. Concentration of pollen grains in the air for Monday will be on the increase and extend further into the very high range. This is likely to be caused in part by rising temperatures, strong winds and lower relative humidity. The increase of this magnitude could make it more difficult for those with allergies.