At least six people were taken to the hospital and there were 180 medical calls Monday morning’s Peachtree Road Race.
Race organizers issued a high heat advisory due to soaring temperatures and humidity.
Atlanta police said none of the people’s illnesses were life-threatening.
[DOWNLOAD: Free WSB-TV News app for alerts as news breaks]
“Please take extreme caution and adjust your race plan accordingly,” organizers said after early morning races had finished.
Red flag alerts are issued by the Atlanta Track Club to alert runners of potentially dangerous conditions.
During a red alert (high alert), runners are advised to slow down and even consider stopping their run.
— Atlanta Track Club (@ATLtrackclub) July 4, 2022
Thousands of runners descended on downtown Atlanta Monday morning for the annual 4th of July tradition.
[SIGN UP: WSB-TV Daily Headlines Newsletter]
Temperatures are in the low 80s but expected to rise to around 87 degrees Monday afternoon.
At least two medical emergencies were reported on the course, according to the Atlanta Journal-Constitution.