Fairfax County activated its Heat Plan for today, July 18, while the air quality remains at unhealthy levels due to smoke from the Canadian wildfires.
The National Weather Service expects a heat index value of around 105 for today.
Fairfax County Public Schools has canceled all outdoor activities scheduled on school fields and courts from 11 a.m. to 7 p.m. today. That includes all co-curricular or extracurricular activities, recreation programs, and community use by outside groups not affiliated with FCPS…