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Johnston County, Oklahoma severe weather history spans 478 recorded events between 1951 and 2026. The dominant hazard is hail, accounting for 50.2% of all recorded events. It ranks #957 nationally and #67 in Oklahoma.
478
Recorded events
4
Direct deaths
9
Direct injuries
$9.2M
Property damage
The record
What the Johnston County, Oklahoma severe weather history record shows
Across the archive, Johnston County, Oklahoma severe weather history averages 6.4 recorded events a year. The busiest stretch on record is the 2010s, with 110 events logged in that decade alone. Roughly 69 events fall before 1990 and 409 from 1990 onward — a gap that reflects the expansion of NOAA reporting practice as much as the weather itself.
The deadliest hazard in the Johnston County, Oklahoma record is flood, responsible for 2 direct deaths. The costliest is tornado, with $6.8M in reported property damage. In total, 7 distinct hazard types appear in this county archive, each listed with its own dated record below.
By hazard type
Every hazard type recorded in Johnston County
| Hazard | Events | Deaths | Damage | Max | Span |
|---|---|---|---|---|---|
| Hail | 240 | 0 | $1.0M | 4.5 | 1956–2026 |
| Thunderstorm Wind | 134 | 0 | $944K | 78 | 1957–2026 |
| Flash Flood | 49 | 1 | $360K | 0 | 2001–2025 |
| Tornado | 46 | 1 | $6.8M | F4 | 1951–2026 |
| Flood | 6 | 2 | $0 | 0 | 2018–2025 |
| Funnel Cloud | 2 | 0 | $0 | 0 | 1997–1997 |
| Lightning | 1 | 0 | $100K | 0 | 2000–2000 |
Decade by decade
Johnston County, Oklahoma severe weather history by decade
Reporting practice changed over time — early decades are undercounted, not calmer.
Tornado tracks
Paths crossing this county
43 mapped tornado paths intersect this county: 39 touched down inside it and 4 crossed in from a neighbouring county. This comes from path geometry, not county-tagged reports.
| Date | Scale | Deaths | Injuries | Path length | Origin |
|---|---|---|---|---|---|
| 1966-04-27 | EF4 | 0 | 2 | 10.2 mi | Touched down here |
| 1953-03-13 | EF3 | 2 | 11 | 45.3 mi | Crossed in |
| 2016-05-09 | EF3 | 1 | 0 | 9.1 mi | Touched down here |
| 2010-05-10 | EF2 | 0 | 0 | 1.9 mi | Touched down here |
| 2001-04-11 | EF2 | 0 | 4 | 19.0 mi | Touched down here |
| 1983-06-28 | EF2 | 0 | 0 | 0.1 mi | Touched down here |
| 1962-05-29 | EF2 | 0 | 0 | 0.1 mi | Touched down here |
| 1957-05-25 | EF2 | 0 | 0 | 1.0 mi | Touched down here |
| 1954-05-24 | EF2 | 0 | 0 | 0.1 mi | Touched down here |
| 1951-05-09 | EF2 | 0 | 1 | 14.8 mi | Crossed in |
Significant events
Deadliest events on record in Johnston County
| Date | Type | Location | Deaths | Injuries | Damage |
|---|---|---|---|---|---|
| Oct 7, 2018 | Flood | TISHOMINGO | 2 | 0 | $0 |
| Mar 27, 2018 | Flash Flood | FOLSOM | 1 | 0 | $0 |
| May 9, 2016 | Tornado | CONNERVILLE | 1 | 0 | $250K |
| Apr 11, 2001 | Tornado | TISHOMINGO | 0 | 4 | $2.5M |
| Apr 28, 1966 | Tornado | 0 | 2 | $250K | |
| Feb 11, 2009 | Thunderstorm Wind | TROY | 0 | 1 | $0 |
| Jun 12, 1970 | Tornado | 0 | 1 | $0 | |
| May 10, 1951 | Tornado | 0 | 1 | $25K |
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Two young men, ages 17 and 18, went into Pennington Creek during Sunday (10/07/2018) afternoon. The young men were reported missing. A search and rescue team was organized and the bodies were found a few days later. The EM noted the creek was about six feet over its banks on Sunday.
The tornado formed near US-377/OK-99 in northern Johnston County about 4 miles south of Connerville. The tornado damage trees and power poles, and caused roof damage to a home as it crossed Tower Road. Passing Deadman Spring Road, the tornado destroyed a modular home where the fatality occurred. A truck parked at this house was carried 250 yards to the east. The tornado continued moving east-northeast with more tree damage, and light damage to a couple of houses at the edge of the tornado path. Fortunately as the tornado had weakened as it approached the town of Bromide with only light tree damage observed there. ||From about 1.25 miles west of Bromide to where it dissipated just east of Bromide, the tornado moved down the Johnston-Coal county line affecting both counties. The center line of the tornado moved into Coal County in Bromide.
Swiftly moving water spilled over a dirt road. A 72 year old woman drove into the water and car stalled around 9am CDT. She was able to climb out of the car and to safety. Upon trying to get back into the car around 11:30am CDT, the lady fell into the water and was swept away. She was found approximately 150-200 yards down stream tangled in a log jam.
Context
Risk, population and federal disasters
Very Low
FEMA NRI risk rating
10,278
Population (ACS)
$117K
Median home value
21
Federal declarations
| Declared | Incident | Title | Type |
|---|---|---|---|
| Apr 30, 2024 | Tornado | SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING | DR |
| Feb 24, 2021 | Severe Ice Storm | SEVERE WINTER STORMS | DR |
| Feb 17, 2021 | Severe Ice Storm | SEVERE WINTER STORM | EM |
| Apr 5, 2020 | Biological | COVID-19 PANDEMIC | DR |
| Mar 13, 2020 | Biological | COVID-19 | EM |
| Jul 25, 2017 | Tornado | SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODING | DR |
Within the county
Most affected places
- Tishomingo 103
Quick answers
Frequently asked
How many severe weather events have been recorded in Johnston County, Oklahoma?
478 events are on record between 1951 and 2026, causing 4 direct deaths and $9.2M in property damage.
What is the most common severe weather hazard in Johnston County?
Hail, with 240 recorded events — 50.2% of everything in the archive for this county.
How many tornadoes have crossed Johnston County?
43 mapped tornado paths intersect the county boundary; 39 of them touched down inside it. This is derived from path geometry, not county-tagged reports.
How many federal disaster declarations cover Johnston County?
21 federal disaster declarations from FEMA include Johnston County, each tied to a specific incident period.
How risky is Johnston County compared with the rest of the country?
FEMA's National Risk Index rates Johnston County as very low risk, placing it in the 25 percentile of its state for expected annual loss.
Where does the Johnston County, Oklahoma severe weather history data come from?
Every figure is drawn from United States federal public-domain records: NOAA/NCEI Storm Events for the event archive, NOAA SPC SVRGIS for mapped tornado paths, FEMA for disaster declarations and risk ratings, and the U.S. Census for population context. Dates are shown in UTC and recent entries may still be revised by NOAA.
Nearby
Neighbouring counties
- Jefferson County 535
- Kay County 1,268
- Jackson County 1,135
- Kingfisher County 785
- Hughes County 421
- Kiowa County 1,071
Cite this page
“Johnston County, Oklahoma.” Severe Weather History. severeweatherhistory.com/county/oklahoma/johnston-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.