Vermont

Storm History: Grand Isle County, Vermont

358 episodes, 381 events since 1958

Every storm the National Weather Service has filed in Grand Isle County, Vermont: 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
381
Deaths
1
Injuries
1
Damage
$12 million
Episodes
358

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 Grand Isle 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
Winter Storm11400$975,000
Winter Weather7400$336,000
Thunderstorm Wind3800$283,000
Hail3601$502,000
Strong Wind2610$238,000
High Wind1500$715,000
Cold/Wind Chill1500
Flash Flood1100$3.1 million
Extreme Cold/Wind Chill1100
Flood800$130,000
Heat700$500,000
Tornado500$155,000
Heavy Snow400$100,000
Heavy Rain400
Lakeshore Flood400$3.0 million
Ice Storm300$1.5 million
Frost/Freeze300$150,000
Lightning200$30,000
Blizzard100$25,000

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.

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Grand Isle CountyEvery warning in Grand Isle County since 1986Every county in Vermont

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.