Pollution Forecast For Front Range, Eastern Plains: May 28

An action day alert for pollution has been issued for the Front Range and Eastern Plains.

"Concentrations of ozone in the Unhealthy for Sensitive Groups category are most likely for locations in the southern and western portions of the Denver Metro area, and northward along western portions of the Front Range and lower foothills to include Fort Collins," read an advisory from the Colorado Department of Public Health and Environment.

"In these areas, active children and adults, and people with lung disease, such as asthma should reduce prolonged or heavy outdoor exertion from noon until 8 pm on Friday."

The rest of the Front Range and Eastern Plains can expect moderate concentrations of ozone and unusually sensitive people should consider reducing prolonged or heavy outdoor exertion on from noon to 10 p.m. on Friday, officials said.

Fine particulate matter concentrations along the Front Range and Eastern Plains are expected to be in the 'good' category Friday, and visibility will be in the 'moderate' category.

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Carbon monoxide and nitrogen dioxide levels are expected to be in the 'good' category Friday, health officials said.

>> Read the full air quality advisory here.