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North Georgia Air Quality Alert: Code Orange in Atlanta Oct 15
Atlanta, GA – Unhealthy air quality is becoming a concern across Atlanta Thursday as state environmental officials warn that elevated ozone levels could affect children, people with respiratory condit
By Natalie Brooks · 2026-10-15T07:24:14.787Z
Atlanta, GA – Unhealthy air quality is becoming a concern across Atlanta Thursday as state environmental officials warn that elevated ozone levels could affect children, people with respiratory conditions and other sensitive residents. A Code Orange Air Quality Alert is in effect for Oct. 15, coinciding with afternoon temperatures expected to reach 88 degrees. The warning comes before a major weather change that will bring gusty winds Friday and a significant cooldown over the weekend, with temperatures falling into the 40s by early Sunday.
According to the Georgia Department of Natural Resources Environmental Protection Division, a Code Orange Air Quality Alert has been issued for Atlanta on Thursday, Oct. 15. The notice, relayed by the National Weather Service in Peachtree City at 1:46 p.m. EDT Wednesday, warns that outdoor air quality is likely to be unhealthy for some people, particularly those sensitive to ozone pollution.
Code Orange Alert Raises Health Concerns Thursday Code Orange corresponds to the Air Quality Index category considered unhealthy for sensitive groups. The alert means ozone concentrations could reach levels that increase health concerns for children, people with asthma and individuals living with heart or lung disease.
State environmental officials recommend limiting prolonged outdoor exertion during the late afternoon and early evening, when ozone concentrations are typically highest. People who experience breathing difficulties during periods of elevated pollution may benefit from moving strenuous exercise indoors or rescheduling activities.
Thursday's forecast calls for sunny skies and temperatures reaching approximately 88 degrees in Atlanta. Winds are expected to remain relatively light, becoming westerly around 5 mph during the afternoon.
Although warm, sunny conditions can support the formation of ground level ozone, the alert does not establish that unhealthy conditions will occur at every monitoring location throughout the day. Residents can check updated air quality readings through AirNow before planning extended outdoor activities.
Friday Brings Gusty Winds and a Major Temperature Change The air quality concern is followed by a noticeable weather transition Friday as temperatures begin falling across the Atlanta metropolitan area.
The National Weather Service forecasts mostly sunny skies Friday, with a high near 84 degrees. West winds of 5 to 15 mph could gust as high as 20 mph during the afternoon.
A stronger change develops Friday night as northwest winds increase to 15 to 20 mph, with gusts potentially reaching 30 mph. Temperatures are expected to fall near 51 degrees, bringing a much cooler feel compared with Thursday afternoon.
For drivers traveling along Interstate 75, Interstate 85, Interstate 285 and Interstate 20, stronger gusts may be noticeable on exposed roadways and elevated sections. The supplied forecast does not indicate any highway closures or confirmed weather related traffic disruptions.
The shift could also affect outdoor gatherings and evening activities as residents transition from summerlike afternoon warmth to much cooler overnight conditions.
Weekend Cooldown Brings Temperatures Into the 40s Saturday, Oct. 17, marks the beginning of a substantially cooler stretch, with sunny skies and a high near 64 degrees. That represents a 24 degree decline from Thursday's projected high of 88 degrees.
Saturday night turns clear, with temperatures falling near 46 degrees. By Sunday afternoon, highs are expected to reach only 61 degrees, followed by another chilly night with temperatures around 47 degrees.
The difference between Thursday's afternoon high and Saturday night's low reaches 42 degrees across the multiday period. While significant, the forecast does not indicate freezing temperatures or a frost threat for Atlanta.
Conditions begin moderating Monday, when sunshine returns with temperatures near 66 degrees. A gradual warming trend continues through Wednesday, with afternoon highs reaching the lower to middle 70s.
Residents should prioritize Thursday's air quality precautions while preparing for Friday's gusty winds and the cooler weekend ahead.
Will Atlanta's Code Orange alert change your outdoor plans Thursday?
Five Day Weather Outlook Thursday 10/15: Sunny skies and warm conditions bring a high near 88 degrees, with light west winds around 5 mph, while a Code Orange Air Quality Alert remains in effect and temperatures fall near 65 degrees Thursday night.
Friday 10/16: Mostly sunny skies continue with a high near 84 degrees and west wind gusts reaching 20 mph, before northwest winds strengthen Friday night with gusts up to 30 mph and temperatures falling near 51 degrees.
Saturday 10/17: Sunny skies return with a much cooler high near 64 degrees, representing a 24 degree decline from Thursday's high, followed by clear conditions Saturday night and temperatures falling to approximately 46 degrees.
Sunday 10/18: Sunny skies and a high near 61 degrees bring a cooler autumn afternoon across Atlanta, while mostly clear conditions continue Sunday night with temperatures dropping near 47 degrees.
Monday 10/19: Sunny skies and a high near 66 degrees begin a gradual warming trend following the weekend cooldown, with mostly clear conditions expected Monday night as temperatures fall to approximately 50 degrees.
Extended Weather Outlook: Oct. 20 21 Tuesday, Oct. 20, is expected to bring sunny skies and a high near 71 degrees. Tuesday night remains mostly clear, with temperatures falling near 52 degrees.
Wednesday, Oct. 21, brings continued sunshine and a high near 74 degrees, signaling a return to milder afternoon conditions.