New Hampshire

Storm History: Carroll County, New Hampshire

578 episodes, 1,048 events since 1963

Every storm the National Weather Service has filed in Carroll 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
1,048
Deaths
1
Injuries
7
Damage
$31 million
Episodes
578

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 Carroll 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
Heavy Snow26000
Hail17501$5.3 million
Winter Storm9200
Thunderstorm Wind8801$360,000
Flood7400$3.5 million
Flash Flood7300$5.6 million
Strong Wind4903$6,000
Winter Weather3800
Drought3800$1.2 million
High Wind3200$14,000
Cold/Wind Chill2900
Tornado2800$3.2 million
Lightning2102$617,000
Extreme Cold/Wind Chill1800
Blizzard800
Heavy Rain400
Ice Storm400$11 million
Heat400
Tropical Storm410$50,000
Debris Flow400$169,000
Coastal Flood200
Wildfire100
Frost/Freeze100
Excessive Heat100

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 Carroll County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Carroll CountyEvery warning in Carroll 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.