New Hampshire Tornadoes
New Hampshire averages 1-2 tornadoes per year. History includes 2008 Deerfield-Northwood EF2 tornado.
New Hampshire Tornado Statistics
- Average tornadoes per year: ~1-2
- Peak season: Summer
- Notable event: 2008 Deerfield-Northwood EF2
Notable New Hampshire Tornado Events
July 24, 2008 Deerfield-Northwood EF2
Struck Deerfield and Northwood. 1 killed. Notable New England event.
Various Historical Events
Multiple weaker tornadoes documented throughout state history.
Why So Rare?
White Mountains
Mountain terrain suppresses tornado formation.
Northern Latitude
Cool climate limits severe weather.
Ocean Influence
Cool coastal air limits convection.
Living in New Hampshire
- Tornado risk very low
- Basic weather awareness sufficient
- Focus on winter storms and hurricanes
- NOAA weather radio for general severe weather
Try the interactive simulator
Place an EF0–EF5 tornado anywhere in the world and see modeled fatalities, structural damage, and economic loss based on real census data.
Launch simulator →🛡️ Preparedness resources
🚨NOAA weather radio
Midland WR120 — the standard
Storm shelter installation
Local certified installers
Try the interactive simulator
Place an EF0–EF5 tornado anywhere in the world and see modeled fatalities, structural damage, and economic loss based on real census data.
Launch simulator →