Denver Metro — Action Day for Visibility 

DENVER METRO AIR FORECAST:

• A cyclone is expected to develop Wednesday leading to poor visibility Wednesday afternoon.
• Air quality is expected to be in the Good-to-Moderate range.
• Residential Burning Restrictions in Effect
• For statewide conditions, forecasts and advisories, visit: http://www.colorado.gov/airquality/colorado_summary.aspx
• At 2PM (MST), Tuesday, 1/31/2017 the highest AQI value was 62 for Particulate < 10 micrometers which indicates Moderate air quality.

FRONT RANGE AIR QUALITY FORECAST:

• Ozone concentrations are expected to be in the Good category on Tuesday and Wednesday.
• Fine Particulate Matter concentrations are expected to be in the Good category on Tuesday and Wednesday.
• Carbon Monoxide concentrations are expected to be in the Good category on Tuesday and Wednesday.
• Nitrogen Dioxide concentrations are expected to be in the Good to Moderate range on Tuesday and Wednesday. Moderate concentrations of nitrogen dioxide are most likely in the Denver metro area near busy roadways between the hours of 7-10AM and 6-9PM. Unusually sensitive people should consider reducing prolonged or heavy exertion in those areas on Tuesday.
• Visibility is expected to be Moderate-to-Poor on Wednesday.