AtmostormCounty briefing
Merrimack County, NH
Severe-weather activation briefing
Generated 2026-09-20T14:10:18.368042+00:00
No active warnings
County exposure (baseline)
Merrimack County, NH has an estimated 153,808 residents, including 7 nursing homes, 7 mobile-home parks, 1 dialysis center, 3 hospitals and 62 schools. This is the denominator behind “in the warned path”.