NC Air Quality Forecast

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NC Air Quality Forecast Official account for NCDEQ - Division of Air Quality's forecasts. All content is subject to N.C. Public Records Law.

The recent stretch of wet (and cloudier) weather has kept things quiet with respect to ground-level ozone across the sta...
07/30/2026

The recent stretch of wet (and cloudier) weather has kept things quiet with respect to ground-level ozone across the state. The rain has also led to improvements with the drought, per the latest Drought Monitor update. However, drought conditions still remain for most.

We are still dealing with smoke from western US and Canada in our airshed, which is contributing to Code Yellow (moder...
07/28/2026

We are still dealing with smoke from western US and Canada in our airshed, which is contributing to Code Yellow (moderate) . A cold front will move through tonight, but additional smoke likely will follow in on Wednesday, keeping in Code Yellow.

Wildfire smoke is leading to hazy skies across the state today. The smoke is from wildfires out in the western US and Ca...
07/27/2026

Wildfire smoke is leading to hazy skies across the state today. The smoke is from wildfires out in the western US and Canada. While most of the smoke is aloft, we've seen a slight uptick in PM2.5 values into Code Yellow (Moderate) range at our monitors.

Current conditions and forecast: https://deq.nc.gov/aqi

Some improvements to air quality Saturday, 7/18/2026, as stronger southerly winds help clear out some of the wildfire sm...
07/17/2026

Some improvements to air quality Saturday, 7/18/2026, as stronger southerly winds help clear out some of the wildfire smoke. Here is the latest NC Air Quality Forecast.



For our discussion & KML files: https://airquality.climate.ncsu.edu/discussion/?is

ALERT (7/17/2026 – 11:17 AM) - A Code ORANGE Action Day for PM2.5 has been issued for several counties in the northeas...
07/17/2026

ALERT (7/17/2026 – 11:17 AM) - A Code ORANGE Action Day for PM2.5 has been issued for several counties in the northeast near the Virginia border through midnight tonight. This is due to wildfire smoke.

A Code ORANGE Action Day for ozone remains in effect for Wake, Durham, Granville, Mecklenburg, and Gaston counties, through 8PM this evening.

Forecast and KML files: https://airquality.climate.ncsu.edu/discussion/

ALERT (7/16/2026 – 4:11 PM) - A Code ORANGE Action Day for ozone has been issued for Wake, Durham, Granville, Mecklenb...
07/16/2026

ALERT (7/16/2026 – 4:11 PM) - A Code ORANGE Action Day for ozone has been issued for Wake, Durham, Granville, Mecklenburg, and Gaston counties, effective Friday from 10AM to 8PM.

CODE ORANGE means that sensitive groups, such as older adults, children, active people, and those with lung disease such as asthma may experience health effects and should limit prolonged or heavy exertion outdoors.

For our discussion & KML files: https://airquality.climate.ncsu.edu/discussion/

07/16/2026

There continues to be smoke over much of North Carolina today. However, most of it is aloft and not having much impact on in the state. That likely will change Friday as more concentrated and lower-level smoke dips southward into the state.

ALERT (7/16/2026 – 10:50 AM) - A Code ORANGE Action Day for ozone has been issued for Wake, Durham, Granville, and Fra...
07/16/2026

ALERT (7/16/2026 – 10:50 AM) - A Code ORANGE Action Day for ozone has been issued for Wake, Durham, Granville, and Franklin counties, effective now through 8PM Thursday.

A Code ORANGE Air Quality Action Day for ozone remains in effect for Mecklenburg County through 8PM Thursday.

CODE ORANGE means that sensitive groups, such as older adults, children, active people, and those with lung disease such as asthma may experience health effects and should limit prolonged or heavy exertion outdoors.

For our discussion & KML files: https://airquality.climate.ncsu.edu/discussion/

ALERT (7/15/2026 – 4:00PM) - A Code ORANGE Action Day for ozone has been issued for Mecklenburg County, effective Thur...
07/15/2026

ALERT (7/15/2026 – 4:00PM) - A Code ORANGE Action Day for ozone has been issued for Mecklenburg County, effective Thursday from 10AM to 8PM.

CODE ORANGE means that sensitive groups, such as older adults, children, active people, and those with lung disease such as asthma may experience health effects and should limit prolonged or heavy exertion outdoors.

For our discussion & KML files: https://airquality.climate.ncsu.edu/discussion/

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