Tornadoes, hail, floods and severe storms recorded here between 1957 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, 31 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 23, 2008 · Harper, Oklahoma
A strong tornado, rated EF3 at its peak intensity, struck south-southwest of the Selman area, producing widespread damage along its path. The tornado touched down, doing minor damage to trees and outbuildings. The tornado continued moving northeast and struck a residence. Signifi…
May 15, 1991 · Harper, Oklahoma
March 6, 2017 · Harper, Oklahoma
There was one indirect fatality as a woman suffered a heart attack while trying to fight the fire near her home.
January 14, 2017 · Harper, Oklahoma
Reports of 0.5 inches of ice accumulation. Tree limbs up to 12 inches in diameter broken. Electric cooperatives reported 1891 power outages, with damages in excess of $4088K.
April 1, 2006 · Harper, Oklahoma
Despite some rainfall across portions of Oklahoma, the drought across the area persisted and actually worsened from a severe (D2) drought to an extreme (D3) drought across most of the area by the end of the month. The drought conditions continued to cause an increased wildfire po…
March 1, 2006 · Harper, Oklahoma
Drought conditions were alleviated somewhat due to several rain events and some snowfall during the month. However, conditions still continued in the severe (D2) category across the majority of the area. The drought conditions along with warm temperatures and several days of gust…
January 1, 2006 · Harper, Oklahoma
Drought conditions persisted and expanded across the area into the first month of the new year. Drought levels ranged from severe to exceptional (D2-D4), with the driest conditions in southeast Oklahoma. Some precipitation did fall during the month, mainly in the form of snow, wh…
January 30, 2002 · Harper, Oklahoma
June 28, 2026 · Harper, Oklahoma
June 26, 2026 · Harper, Oklahoma
An estimated wind gust from a broadcast media storm chaser.
June 21, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 21, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 21, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 21, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 21, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 21, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 16, 2026 · Harper, Oklahoma
Reported by a broadcast media storm chaser. The location is approximate.
June 16, 2026 · Harper, Oklahoma
The location is approximate.
June 16, 2026 · Harper, Oklahoma
Reported by a broadcast media storm chaser. The location is approximate.
June 16, 2026 · Harper, Oklahoma
Reported by a broadcast media storm chaser. The location is approximate.
June 10, 2026 · Harper, Oklahoma
June 1, 2026 · Harper, Oklahoma
May 1, 2026 · Harper, Oklahoma
April 1, 2026 · Harper, Oklahoma
March 31, 2026 · Harper, Oklahoma
March 10, 2026 · Harper, Oklahoma
The report was relayed through mPING.
March 4, 2026 · Harper, Oklahoma
The report was relayed through mPING.
February 17, 2026 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
September 17, 2025 · Harper, Oklahoma
The Comanche County, Kansas Emergency Management Agency relayed a report of hailfall along the Oklahoma-Kansas border.
September 8, 2025 · Harper, Oklahoma
The location is approximate, and the event time is estimated from radar observations.
September 8, 2025 · Harper, Oklahoma
The location is approximate.
September 8, 2025 · Harper, Oklahoma
The location is approximate, and the event time is estimated from radar observations.
September 8, 2025 · Harper, Oklahoma
A spotter reported a brief tornado touchdown in northern Harper County. No damage was reported and the location is estimated.
August 18, 2025 · Harper, Oklahoma
August 17, 2025 · Harper, Oklahoma
August 17, 2025 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
August 15, 2025 · Harper, Oklahoma
August 9, 2025 · Harper, Oklahoma
August 8, 2025 · Harper, Oklahoma
August 7, 2025 · Harper, Oklahoma
August 3, 2025 · Harper, Oklahoma
A personal weather station observation. The event time is estimated from radar observations.
July 27, 2025 · Harper, Oklahoma
July 26, 2025 · Harper, Oklahoma
July 21, 2025 · Harper, Oklahoma
July 20, 2025 · Harper, Oklahoma
July 19, 2025 · Harper, Oklahoma
June 6, 2025 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
June 6, 2025 · Harper, Oklahoma
Buffalo (BUFF) Mesonet observation.
May 18, 2025 · Harper, Oklahoma
The report was relayed through mPING.
May 18, 2025 · Harper, Oklahoma
The report was relayed by emergency management. The event time is estimated from radar observations.