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