Severe Weather History


County archive · 1950 — present

Johnston County, Oklahoma

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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.

Johnston County, Oklahoma severe weather history: recorded events per decade since 1950
Johnston County, Oklahoma severe weather history: recorded events per decade since 1950

By hazard type

Every hazard type recorded in Johnston County

HazardEventsDeathsDamageMaxSpan
Hail2400$1.0M4.51956–2026
Thunderstorm Wind1340$944K781957–2026
Flash Flood491$360K02001–2025
Tornado461$6.8MF41951–2026
Flood62$002018–2025
Funnel Cloud20$001997–1997
Lightning10$100K02000–2000
Source: NOAA/NCEI Storm Events · dates UTC · preliminary data may revise

Decade by decade

Johnston County, Oklahoma severe weather history by decade

101950s
91960s
61970s
441980s
1061990s
882000s
1102010s
1052020s

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.

DateScaleDeathsInjuriesPath lengthOrigin
1966-04-27EF40210.2 miTouched down here
1953-03-13EF321145.3 miCrossed in
2016-05-09EF3109.1 miTouched down here
2010-05-10EF2001.9 miTouched down here
2001-04-11EF20419.0 miTouched down here
1983-06-28EF2000.1 miTouched down here
1962-05-29EF2000.1 miTouched down here
1957-05-25EF2001.0 miTouched down here
1954-05-24EF2000.1 miTouched down here
1951-05-09EF20114.8 miCrossed in
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest events on record in Johnston County

DateTypeLocationDeathsInjuriesDamage
Oct 7, 2018FloodTISHOMINGO20$0
Mar 27, 2018Flash FloodFOLSOM10$0
May 9, 2016TornadoCONNERVILLE10$250K
Apr 11, 2001TornadoTISHOMINGO04$2.5M
Apr 28, 1966Tornado02$250K
Feb 11, 2009Thunderstorm WindTROY01$0
Jun 12, 1970Tornado01$0
May 10, 1951Tornado01$25K
Source: NOAA/NCEI Storm Events · dates UTC

From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Context

Risk, population and federal disasters

Very Low

FEMA NRI risk rating

10,278

Population (ACS)

$117K

Median home value

21

Federal declarations

DeclaredIncidentTitleType
Apr 30, 2024TornadoSEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODINGDR
Feb 24, 2021Severe Ice StormSEVERE WINTER STORMSDR
Feb 17, 2021Severe Ice StormSEVERE WINTER STORMEM
Apr 5, 2020BiologicalCOVID-19 PANDEMICDR
Mar 13, 2020BiologicalCOVID-19EM
Jul 25, 2017TornadoSEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODINGDR
Source: FEMA OpenFEMA disaster declarations · most recent first

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

All counties in this state →

Cite this page

“Johnston County, Oklahoma.” Severe Weather History. severeweatherhistory.com/county/oklahoma/johnston-county/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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