Oklahoma

Storm History: McClain County, Oklahoma

620 episodes, 1,047 events since 1953

Every storm the National Weather Service has filed in McClain County, Oklahoma: 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
1,047
Deaths
5
Injuries
115
Damage
$45 million
Episodes
620

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 McClain 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
Tornado3955114$28 million
Hail26201$1.1 million
Drought7800$8.3 million
Flash Flood7100$892,000
Excessive Heat5000
Heat3700
Thunderstorm Wind3600$129,000
Flood2200$44,000
Heavy Snow1600
Ice Storm1500$6.0 million
Winter Storm1500$25,000
Dense Fog1000
High Wind900$500
Winter Weather700
Cold/Wind Chill600
Wildfire600$56,000
Extreme Cold/Wind Chill500
Blizzard400
Dust Storm100
Strong 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 McClain County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in McClain CountyEvery warning in McClain County since 1986Every county in Oklahoma

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.