The Infectious risk has climbed over the last 12 weeks, reaching a notably higher level in the most recent week compared to prior weeks..
Allergy risk activity has been climbing over the past 12 weeks in Lake, South Dakota.
No Pollution activity has been reported over the past 12 weeks in Lake, South Dakota.
Weather risk activity has been easing over the past 12 weeks in Lake, South Dakota.
Last updated: August 24, 2026
Data refreshed weekly