Tennessee

Storm History: Grainger County, Tennessee

254 episodes, 281 events since 1958

Every storm the National Weather Service has filed in Grainger County, Tennessee: 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
281
Deaths
1
Injuries
2
Damage
$3.1 million
Episodes
254

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 Grainger 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
Thunderstorm Wind12800$1.2 million
Hail5700$115,000
Flash Flood2410$818,000
Tornado2002$461,000
Winter Storm2000
Heavy Snow1600
Flood700$536,000
Ice Storm300$20,000
Drought100
Lightning100
Strong Wind100$1,000
Tropical Storm100$15,000
High Wind100$20,000
Winter Weather100

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 Grainger County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Grainger CountyEvery warning in Grainger County since 1986Every county in Tennessee

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.