AtmostormCounty briefing
San Juan County, PR
Severe-weather activation briefing
Generated 2026-09-20T14:35:52.504821+00:00
No active warnings
County exposure (baseline)
San Juan County, PR has an estimated 351,350 residents, including 4 nursing homes, 3 dialysis centers, 3 hospitals and 85 schools. This is the denominator behind “in the warned path”.