The Infectious risk has trended steadily upward over the last 12 weeks, ending the period at its highest level..
Allergy risk activity has been trending downward over the past 12 weeks in Cheyenne, Nebraska.
No Pollution activity has been reported over the past 12 weeks in Cheyenne, Nebraska.
Weather risk activity has remained stable over the past 12 weeks in Cheyenne, Nebraska.
Last updated: August 24, 2026
Data refreshed weekly