Weather Alerts For Greeley, CO

Pollen Index: 8.8 Pollen Level: medium-high Predominant Pollen: Cedar/Juniper, Elm and Maple Concentration of pollen grains in the air for Sunday will be on the increase in the high range. This higher level is 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.