New Hampshire

Storm History: Rockingham County, New Hampshire

604 episodes, 1,150 events since 1951

Every storm the National Weather Service has filed in Rockingham County, New Hampshire: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
1,150
Deaths
8
Injuries
68
Damage
$115 million
Episodes
604

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Open the live radar over Rockingham County

Every year

From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Hail281313$529,000
Heavy Snow20600
Thunderstorm Wind141113$135,000
Strong Wind6203$8.0 million
Coastal Flood5600$4.5 million
Winter Storm5100$15 million
Lightning47013$1.7 million
Drought4500$19 million
High Wind4300$131,000
Flood3900$27 million
Winter Weather31014
Tornado30111$1.2 million
Flash Flood2500$35 million
Cold/Wind Chill2400
Blizzard1800
Extreme Cold/Wind Chill1600
Storm Surge/Tide800$590,000
Ice Storm600$1.9 million
Heat400
Tropical Storm400
Heavy Rain200
Freezing Fog200
Debris Flow200$384,000
Rip Current231
Excessive Heat200
Hurricane (Typhoon)100
High Surf100$20,000
Frost/Freeze100

The deadliest

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

The strongest tornadoes

Every tornado in Rockingham County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Rockingham CountyEvery warning in Rockingham County since 1986Every county in New Hampshire

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.