Low Covid-19 risk in Mellette, South Dakota.
Low Flu risk in Mellette, South Dakota.
Low Rsv risk in Mellette, South Dakota.
Low Infectious risk in Mellette, South Dakota.
Low Allergy risk in Mellette, South Dakota.
Low Pollution risk in Mellette, South Dakota.
Moderate Weather activity in Mellette, South Dakota.
Last updated: April 20, 2026
Data refreshed weekly