TornadoLookup

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Jefferson County, Colorado

Tornadoes, hail, floods and severe storms recorded here between 1960 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.

13
Tornado reports
528
Hail reports
45
Floods since 1996
682
All events
7
Deaths
$2.8B
Property damage

Tornado paths in Jefferson County

The part of each tornado’s path NOAA recorded in this county, 13 in all. Zoom in and the paths widen to their surveyed width.

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Year by year

19602026
Hover or tap a bar to see that year.
All storm eventsTornadoes

NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.

Most significant events

The strongest tornadoes, deadliest events and biggest damage here, up to 50.

July 20, 2019 · Jefferson, Colorado
Flash Flood Flash Flood1 death
A woman was swept away in flash flooding. Rescue crews searched Lakewood Gulch, after the report of a person in the water near West 12th Avenue and Miller Street. Her body was found in 10 ft of water the following day along Lakewood Gulch near West 12th Avenue and Lee Street.
July 19, 2016 · Jefferson, Colorado
Lightning Lightning1 death, 1 injury
Two men at the Indian Tree Golf Course were struck by lightning when they sought shelter from a rapidly developing thunderstorm under a tree. One man suffered minor injuries, while the other died from this injuries.
July 27, 2007 · Jefferson, Colorado
Lightning Lightning1 death
May 29, 2004 · Jefferson, Colorado
Lightning Lightning1 death, 4 injuries
A father and son practicing on the driving range at the Meadows Golf Club were were struck by lightning. The father was killed by the bolt and his 16-yr old was son seriously injured. Three others standing nearby received only minor injuries.
July 12, 1996 · Jefferson, Colorado
Flash Flood Flash Flood2 deaths
June 9, 1987 · Jefferson, Colorado
Thunderstorm Wind Thunderstorm Wind1 death
June 21, 2023 · Jefferson, Colorado
Hail Hail90 injuries
Dozens were injured at Red Rocks Park when a severe thunderstorm pummeled the venue with large hail.
July 11, 1990 · Jefferson, Colorado
Hail Hail13 injuries
July 11, 1990 · Jefferson, Colorado
Hail Hail47 injuries
May 8, 2017 · Jefferson, Colorado
Hail Hail$2.3B damage
The estimated damage is for the entire episode.
September 12, 2013 · Jefferson, Colorado
Flood Flood$6.0M damage
Heavy rain, ranging from 6 to 16 inches through the storm event, caused widespread flooding and included the entire drainage systems of Bear, Coal, Clear, Leyden, Ralston and Van Bibber Creeks. In Arvada, Quaker St. near W. 82nd Ave. was closed due to flooding and infrastructure …
July 20, 2009 · Jefferson, Colorado
Hail Hail$350.0M damage
May 20, 2002 · Jefferson, Colorado
Wildfire Wildfire$2.2M damage
Lightning sparked a wildfire near Deckers. Extremely dry conditions and very strong winds the following day allowed the fire to consume 3,860 acres before it could be contained. Thirteen structures were destroyed, including 4 homes.
June 12, 2000 · Jefferson, Colorado
Wildfire Wildfire$12.0M damage
August 11, 1997 · Jefferson, Colorado
Flash Flood Flash Flood$128.0M damage
Large hail, strong winds and torrential rain hammered portions of Lakewood and South Denver. Nearly 1 inch of rain fell in the span of 10 minutes in South Denver with a storm total of 1.81 inches reported. Street flooding was extensive as gutters and other drainage systems in the…
June 3, 1981 · Jefferson, Colorado
Tornado F2 Tornado$2.5M damage
June 26, 2026 · Jefferson, Colorado
Hail Hail
June 24, 2026 · Jefferson, Colorado
Hail Hail
June 24, 2026 · Jefferson, Colorado
Hail Hail
June 24, 2026 · Jefferson, Colorado
Hail Hail
June 24, 2026 · Jefferson, Colorado
Heavy Rain Heavy Rain
June 24, 2026 · Jefferson, Colorado
Heavy Rain Heavy Rain
June 24, 2026 · Jefferson, Colorado
Flash Flood Flash Flood
Flash flooding occurred along Bear and Upper Bear Creek in the Evergreen/Kittridge area late evening June 24 2006 and early morning June 25. Rainfall reports showed two to four inches of rain fell in a two hour period with much of it falling in one hour. Damage occurred to busine…
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
The report was received via mPING.
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
The report was received via mPING.
June 8, 2026 · Jefferson, Colorado
Hail Hail
The report was received via mPING.
June 8, 2026 · Jefferson, Colorado
Hail Hail
Delete this.
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
The report was received via mPING.
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
The report was received via mPING.
June 8, 2026 · Jefferson, Colorado
Hail Hail
The report was received via mPING.
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
June 8, 2026 · Jefferson, Colorado
Hail Hail
August 23, 2025 · Jefferson, Colorado
Hail Hail
August 23, 2025 · Jefferson, Colorado
Hail Hail
August 23, 2025 · Jefferson, Colorado
Hail Hail
August 23, 2025 · Jefferson, Colorado
Hail Hail
August 23, 2025 · Jefferson, Colorado
Hail Hail
August 10, 2025 · Jefferson, Colorado
Hail Hail
The report was from mPING.
July 10, 2025 · Jefferson, Colorado
Thunderstorm Wind Thunderstorm Wind
The wind gust occurred at the National Wind Technology Center.
July 10, 2025 · Jefferson, Colorado
Thunderstorm Wind Thunderstorm Wind
July 6, 2025 · Jefferson, Colorado
Hail Hail
Report from mping.
Events by year, as a table
YearEventsTornadoes
2026250
2025140
202490
2023490
202230
2021150
2020120
2019170
2018200
2017200
2016160
2015150
2014270
2013110
201230
2011120
2010130
2009330
200870
2007170
2006230
2005170
2004320
200370
2002190
2001140
200090
199960
199880
1997180
1996241
199551
1994170
199380
199240
1991210
199071
198960
198830
198782
1985130
1984100
1983180
1982153
198161
198010
197810
197720
197620
197520
197410
197320
197220
197010
196910
196810
196721
196553
196310
196210
196010