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