AtmostormCounty briefing
Jefferson County, CO
Severe-weather activation briefing
Generated 2026-09-20T14:23:15.699609+00:00
No active warnings
County exposure (baseline)
Jefferson County, CO has an estimated 591,240 residents, including 22 nursing homes, 1 mobile-home park, 10 dialysis centers, 4 hospitals and 177 schools. This is the denominator behind “in the warned path”.