Severe Weather History


Hazard archive · 1950 — present

Tornado in Arapahoe County, Colorado

100

Recorded events

0

Direct deaths

5

Direct injuries

$9.6M

Property damage

Tornado in Arapahoe County, Colorado: 100 recorded events between 1964 and 2025. The strongest on record measured F2. That places the county #49 nationally and #9 statewide for this hazard.

Decade by decade

Tornado in Arapahoe County, Colorado: events per decade

Tornado in Arapahoe County, Colorado: recorded events per decade
Tornado in Arapahoe County, Colorado: recorded events per decade

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for tornado in Arapahoe County is the 1990s, when 29 of the county's 100 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.

Within the Arapahoe County archive, tornado makes up 11.0% of all recorded severe weather across 7 hazard types. Nationally the county sits at #49 for this hazard and #9 within Colorado, putting it in the 98.4 percentile of all U.S. counties.

Seasonality

Events by month

0Jan
0Feb
0Mar
2Apr
16May
35Jun
25Jul
18Aug
3Sep
1Oct
0Nov
0Dec

Jun is the peak month for tornado in Arapahoe County with 35 recorded events, while Jan is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.

Tornado tracks

Paths crossing this county

DateScalePath lengthMax widthOrigin
2025-05-18EF24.3 mi200 ydTouched down here
2025-05-18EF20.9 mi50 ydCrossed in
1996-07-13EF212.0 mi440 ydCrossed in
1986-06-08EF21.1 mi50 ydCrossed in
1978-05-17EF20.5 mi33 ydTouched down here
2025-05-18EF12.6 mi75 ydTouched down here
2018-07-27EF11.3 mi50 ydTouched down here
2018-07-27EF12.0 mi50 ydTouched down here
2017-10-06EF10.0 mi25 ydTouched down here
2015-06-24EF12.8 mi50 ydCrossed in
Source: NOAA SPC SVRGIS tornado tracks · path geometry intersected with county boundaries

Significant events

Deadliest on record

DateLocationScaleDeathsInjuriesDamage
Jun 7, 2009AURORA CHERRY CREEKEF102$500K
Jul 27, 2018PEORIAEF101$200K
Jun 8, 2014(BKF)BUCKLEY AIR FORCE BASEEF101$0
Aug 29, 2002(APA)ENGLWOOD ARAPAHF101$6.0M
Source: NOAA/NCEI Storm Events · dates UTC

Most recent

Latest recorded events

DateLocationMagnitudeDamage
Aug 10, 2025PEORIAEFU$0
May 18, 2025ARAPAHOE PARKEF2$0
May 18, 2025ARAPAHOE PARKEF1$0
Jul 6, 2023ARAPAHOE PARKEFU$0
Jul 29, 2022(BKF)BUCKLEY AIR FORCE BASEEFU$0
May 22, 2021BYERSEF0$0
Jul 27, 2018DEER TRAILEF0$0
Jul 27, 2018DEER TRAILEF0$0
Jul 27, 2018PEORIAEF1$200K
Oct 6, 2017PEORIAEF1$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Arapahoe County

County overview →

From the record

What the reports say

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

Quick answers

Frequently asked

How many tornado events are on record in Arapahoe County, Colorado?

100 tornado events are recorded in Arapahoe County between 1964 and 2025, causing 0 direct deaths.

What is the strongest tornado recorded in Arapahoe County?

The strongest tornado on record in Arapahoe County measured F2.

Where does the tornado data for Arapahoe County come from?

All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.

Cite this page

“Tornado in Arapahoe County, Colorado.” Severe Weather History. severeweatherhistory.com/county/colorado/arapahoe-county/tornado/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


Historical reference only — for official alerts visit weather.gov