Tornadoes, hail, floods and severe storms recorded here between 1951 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
The part of each tornado’s path NOAA recorded in this county, 37 in all. Zoom in and the paths widen to their surveyed width.
Hover or tap a bar to see that year.
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.
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
May 19, 1960 · Jefferson, Kansas
April 26, 1984 · Jefferson, Kansas
May 19, 1960 · Jefferson, Kansas
May 19, 1960 · Jefferson, Kansas
April 25, 2009 · Jefferson, Kansas
A group of seven motorcyclists riding together as members of the group Bikers Against Child Abuse were struck by lightning just before 5pm on the 25th. One biker was killed by the strike, and the rider next to him was injured and taken to the hospital, but released later that eve…
January 12, 2001 · Jefferson, Kansas
Temperatures below freezing and dense fog combined to produce slick roads and poor visibility which resulted in a 1 vehicle accident 2.5 miles west of McClouth that killed the female driver.
May 7, 2007 · Jefferson, Kansas
Heavy rain caused a smoking roof to collapse injuring 6 people...none seriously. Also, Muddy Creek is out of it's banks and is beginning to run over highway 24.
October 2, 2005 · Jefferson, Kansas
Highway 16 flooded with deep fast flowing water northwest of Valley Falls. Other roads over the county flooded as well including Highways 92 and 59.
April 26, 1991 · Jefferson, Kansas
June 13, 2026 · Jefferson, Kansas
Tree limb is down on power pole (unknown size).
June 13, 2026 · Jefferson, Kansas
EM relayed from police chief of estimated 55 to 60 mph wind gusts.
June 13, 2026 · Jefferson, Kansas
Estimated by personal weather station.
June 13, 2026 · Jefferson, Kansas
Fire chief estimated 60 to 70 mph wind gusts west of Perry.
June 8, 2026 · Jefferson, Kansas
Several one to two inch diameter tree limbs are down.
June 8, 2026 · Jefferson, Kansas
June 8, 2026 · Jefferson, Kansas
Water is flowing over highway 24. Depth of water is unknown.
May 18, 2026 · Jefferson, Kansas
Delayed report. Time estimated from radar. Garage door blown in, possibly impacted by tree branch. Damage to a large metal outbuilding, including one wall and the roof partially collapsed.
May 18, 2026 · Jefferson, Kansas
Fire chief measured 63 mph gust. Relayed by EM.
April 27, 2026 · Jefferson, Kansas
Vehicle stranded in flood waters on US 24 highway.
April 27, 2026 · Jefferson, Kansas
The intersection of 13th and Wellman road is impassable from water up to a foot in depth.
April 23, 2026 · Jefferson, Kansas
Relayed report by Emergency Manager.
April 23, 2026 · Jefferson, Kansas
Relayed report by Emergency Manager.
April 17, 2026 · Jefferson, Kansas
January 23, 2026 · Jefferson, Kansas
CO-OP observer measured 6 inches of snow at Nortonville.
December 1, 2025 · Jefferson, Kansas
Report of 5.2 inches of snow measured in McClouth in eastern Jefferson County.
August 19, 2025 · Jefferson, Kansas
Roof blown off of shed and fencing blown down at a local co-op.
August 19, 2025 · Jefferson, Kansas
Power lines and poles downed. Damage to roofs and trees also reported.
July 17, 2025 · Jefferson, Kansas
Time estimated from radar. 5 inch diameter tree branch down.
April 23, 2025 · Jefferson, Kansas
April 23, 2025 · Jefferson, Kansas
Estimated wind gust by NWS employee.
March 4, 2025 · Jefferson, Kansas
Reports from county EM included near zero visibility and winds of 50-65 mph with blizzard conditions. This corresponded to area ASOS that showed visibilities also falling to between one half and one quarter mile. These conditions lasted for approximately 3 to 4 hours. Snowfall am…
February 17, 2025 · Jefferson, Kansas
Firefighter measured 5 inches of snow in Ozawkie. This is likely from the same narrow band of heavy snow that occurred across parts of Riley County late Monday night into early Tuesday. Snow continued through Tuesday afternoon.
January 5, 2025 · Jefferson, Kansas
A COOP Observer in Nortonville measured 18.5 inches of snow from this storm. A observer measured 16.4 inches of snow 3 miles southwest of Valley Falls. Local network of observations reported periods of visibility down below one quarter mile and wind gusts of 35 to 45 mph mainly i…
October 24, 2024 · Jefferson, Kansas
Quarter size hail. Time estimated from radar.
October 24, 2024 · Jefferson, Kansas
Part of metal roof blown off convenience store.
October 24, 2024 · Jefferson, Kansas
Large tree blown down north of McLouth. Time estimated from radar.
October 24, 2024 · Jefferson, Kansas
Emergency manager estimated 60 mph gust in Oskaloosa.
October 24, 2024 · Jefferson, Kansas
Estimated 60 mph gust. Time estimated from radar.
October 24, 2024 · Jefferson, Kansas
Gust to 64 mph measured on personal weather station.
September 21, 2024 · Jefferson, Kansas
County EM relayed fire department estimate of 60 mph wind gusts east of Grantville.
August 27, 2024 · Jefferson, Kansas
Flood waters from Cedar Creek overflowing Finney Road north of Valley Falls from 166th 174 Road. Water was estimated to be 4-5 feet deep.
August 27, 2024 · Jefferson, Kansas
Flooding over Kansas highway 16. Water estimated to be 6 inches to one foot deep.
August 14, 2024 · Jefferson, Kansas
Three foot diameter tree down. Several large trees down at US 24 and Clark road (diameter ranges from 2-4 feet).
August 14, 2024 · Jefferson, Kansas
Winds were 60-70 mph with multiple transformers flashing.
August 14, 2024 · Jefferson, Kansas
Personal weather station.
July 31, 2024 · Jefferson, Kansas
Delayed report of 18 inch diameter tree limb fallen onto two vehicles. Winds estimated around 70 mph.
July 16, 2024 · Jefferson, Kansas
Mping base level report of wind damage.
July 16, 2024 · Jefferson, Kansas
Mping base level report of wind damage.
July 16, 2024 · Jefferson, Kansas
Large tree uprooted. Time estimated by radar.
July 16, 2024 · Jefferson, Kansas
A 6.5 inch diameter tree down and one foot diameter tree down.