Missouri

Storm History: Harrison County, Missouri

265 episodes, 431 events since 1957

Every storm the National Weather Service has filed in Harrison County, Missouri: 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
431
Deaths
3
Injuries
9
Damage
$6.6 million
Episodes
265

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 Harrison 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
Hail12800$89,000
Tornado11919$6.1 million
Flash Flood4900$93,000
Thunderstorm Wind2900$38,000
Winter Storm2210
Drought2000
Heat1310
Heavy Snow1000$250,000
Ice Storm1000$25,000
Extreme Cold/Wind Chill900
Blizzard600
Flood600$10,000
Winter Weather400
Cold/Wind Chill200
Excessive Heat200
High Wind100
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 Harrison County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Harrison CountyEvery warning in Harrison County since 1986Every county in Missouri

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.