AtmostormCounty briefing
Mason County, WA
Severe-weather activation briefing
Generated 2026-09-20T14:23:13.102132+00:00
No active warnings
County exposure (baseline)
Mason County, WA has an estimated 65,726 residents, including 2 nursing homes, 1 mobile-home park, 2 dialysis centers, 1 hospital and 26 schools. This is the denominator behind “in the warned path”.