The Infectious risk has climbed over the past 12 weeks, with the most recent week notably higher than earlier in the window..
Allergy risk activity has been climbing over the past 12 weeks in Alleghany, Virginia.
No Pollution activity has been reported over the past 12 weeks in Alleghany, Virginia.
Weather risk activity has been increasing over the past 12 weeks in Alleghany, Virginia.
Last updated: August 24, 2026
Data refreshed weekly