The Infectious risk has risen noticeably over the past 12 weeks, reaching a notably higher level in the most recent week compared to prior weeks..
Allergy risk activity has remained stable over the past 12 weeks in Clarke, Virginia.
No Pollution activity has been reported over the past 12 weeks in Clarke, Virginia.
Weather risk activity has stayed relatively flat over the past 12 weeks in Clarke, Virginia.
Last updated: August 24, 2026
Data refreshed weekly