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Primary air pollutant in the St. Croix Falls area:
OZONE - 29 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 23 Good
A cold front will continue sinking southward through southern MN on Wednesday. The air north of the front is fairly clean. Clouds and scattered showers/thunder will limit ozone formation. Air quality in most of the state will be Green (Good). Some smoke from a wildfire in Ontario may bring Yellow air quality to northern Lake and Cook counties. The weather for Thursday and Friday will be mostly sunny with temperatures close to normal. Other than some light smoke north of Duluth, air quality should remain Green in most of the state on Thursday. On Friday ozone may reach Yellow (Moderate) in the Twin Cities Metro.
Primary Pollutant: OZONE - 37 Good
Secondary Pollutant: PM2.5 - 28 Good
Primary Pollutant: OZONE - 39 Good
Secondary Pollutant: PM2.5 - 28 Good
Primary Pollutant: OZONE - 0 Good
Secondary Pollutant: PM2.5 - 0 Good
Primary Pollutant: OZONE - 0 Good
Secondary Pollutant: PM2.5 - 0 Good
Primary Pollutant: OZONE - 0 Good
Secondary Pollutant: PM2.5 - 0 Good
Primary Pollutant: OZONE - 0 Good
Secondary Pollutant: PM2.5 - 0 Good