Infectious risk activity has been stable over the past 12 weeks in Smyth, Virginia.
Allergy risk activity has been increasing over the past 12 weeks in Smyth, Virginia.
No Pollution activity has been reported over the past 12 weeks in Smyth, Virginia.
Weather risk activity has been increasing over the past 12 weeks in Smyth, Virginia.
Last updated: May 25, 2026
Data refreshed weekly