Delaware storm history
Storm events recorded in Delaware, Oklahoma between 1950 and 2025.
758
Total events
65
Tornadoes
252
Hail
43
Floods
2
Deaths
$88.6M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
This is the first of two segments of this tornado. The tornado developed about 2.5 miles west-southwest of Zena, moved east-northeast across Grand Lake and then south of Zena crossing Highway 59 just north of the intersection with Highway 127. Permanent homes were damaged, barns …
The first tornado, which touched down in northwestern Cherokee County, continued into southern Delaware County. Damage suggested the tornado widened and strengthened as it moved through southern Delaware County reaching a maximum width of around 1/4 of a mile. The tornado damaged…
Tornado F3 Tornado
Tornado F3 Tornado
Tornado F3 Tornado
Runoff from locally heavy rainfall resulted in the flooding of several low water crossings to the east and north of Jay. A man was drowned when he tried to drive through flood waters flowing through one of these low water crossings.
A tornado destroyed six mobile homes, injuring twelve people, and rolled several vehicles. A number of large trees were snapped or uprooted and a barn was destroyed by the tornado. Maximum estimated wind in the tornado based on this damage was about 125 mph.
Twelve to eighteen inches of snow fell across the county. Docks on Grand Lake were destroyed by the weight of the snow, which resulted in numerous boats being damaged or destroyed.
One half inch to one inch of ice accumulated on trees, power lines and other exposed surfaces.
Thunderstorm Wind Thunderstorm Wind
Strong thunderstorm wind damaged several green houses.
Tornado EF1 Tornado
This tornado developed within a squall line to the northwest of Eucha, and moved northeast for nearly 4 miles. The tornado was embedded in a precipitation core within the line. Many trees were uprooted or snapped along the path. Three power poles were damage when trees fell on th…
Thunderstorm Wind Thunderstorm Wind
Strong thunderstorm wind blew down trees on Dayton Road.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Strong thunderstorm wind blew down a few trees and snapped large tree limbs in Natural Falls State Park.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Strong thunderstorm wind snapped large tree limbs and damaged roofs.
Tornado EF1 Tornado
A tornado developed east of Monkey Island on Grand Lake o' the Cherokees. There is video of this tornado over the lake. The tornado moved northeast across Patricia Island, uprooting a couple trees and snapping large tree limbs. More large tree limbs and a few trees were uprooted …
Tornado EF1 Tornado
This tornado developed along the E 380 Road, west of Highway 59, where trees were uprooted and large tree limbs were snapped. The tornado moved east-southeast. Numerous trees were uprooted or snapped, several homes were damaged, and several outbuildings were destroyed when it mov…
Tornado EF1 Tornado
This tornado developed north of the E 290 Road and west of the S 663 Road. The tornado moved northeast snapping large tree limbs and uprooting a few trees. It dissipated north of the E 280 Road and west of the S 680 Road. Based on this damage, maximum estimated wind in the tornad…
Wildfire Wildfire
Winter Storm Winter Storm
Winter Storm Winter Storm
Drought Drought
Thunderstorm Wind Thunderstorm Wind
Strong thunderstorm wind uprooted a tree.
Wildfire Wildfire
Drought Drought
Drought Drought
Excessive Heat Excessive Heat
Excessive Heat Excessive Heat
Tornado EFU Tornado
A brief tornado was witnessed over open country. No known damage occurred with the tornado, thus the EF-unknown rating.
Hail Hail
Golf ball size hail damaged homes and vehicles.
Tornado EF1 Tornado
This tornado developed over rugged terrain near Bull Hollow, moved across County Road 546, where trees were uprooted, and then moved northeast and dissipated before reaching County Road 487. It produced a tornadic debris signature from the KINX WSR-88D. Based on this damage, maxi…
Tornado EF1 Tornado
This is the first segment of a two-segment tornado. This tornado developed north of County Road 500 and west of S 712 Road, about a mile and a half from the state line. It damaged several homes, destroyed outbuildings, snapped and uprooted trees, and snapped power poles as it mov…
Thunderstorm Wind Thunderstorm Wind
Strong thunderstorm wind uprooted trees, snapped large tree limbs, damaged the roofs of homes, blew down power lines, and destroyed outbuildings in a broad swath from west of Colcord to west of Cherokee City, AR.
Hail Hail
Hail Hail
Hail Hail
Hail Hail
Half dollar size hail damaged homes and vehicles.
Hail Hail
Hail Hail
Golf ball size hail damaged vehicles, homes, and businesses.
Hail Hail
Ping pong ball size hail damaged vehicles and homes.
Hail Hail
Hail larger than golf ball size damaged vehicles and homes.
Wildfire Wildfire
Wildfire Wildfire
Winter Storm Winter Storm
Wildfire Wildfire
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 13 | 4 |
| 2024 | 26 | 3 |
| 2023 | 21 | 0 |
| 2022 | 16 | 0 |
| 2021 | 6 | 1 |
| 2020 | 20 | 3 |
| 2019 | 23 | 5 |
| 2018 | 10 | 1 |
| 2017 | 20 | 0 |
| 2016 | 5 | 1 |
| 2015 | 18 | 4 |
| 2014 | 10 | 0 |
| 2013 | 13 | 2 |
| 2012 | 25 | 0 |
| 2011 | 33 | 13 |
| 2010 | 10 | 1 |
| 2009 | 23 | 0 |
| 2008 | 37 | 0 |
| 2007 | 7 | 0 |
| 2006 | 28 | 2 |
| 2005 | 13 | 0 |
| 2004 | 18 | 0 |
| 2003 | 18 | 1 |
| 2002 | 15 | 0 |
| 2001 | 30 | 0 |
| 2000 | 23 | 1 |
| 1999 | 40 | 0 |
| 1998 | 30 | 0 |
| 1997 | 21 | 0 |
| 1996 | 33 | 0 |
| 1995 | 48 | 1 |
| 1994 | 2 | 0 |
| 1993 | 13 | 2 |
| 1992 | 17 | 1 |
| 1991 | 13 | 2 |
| 1990 | 10 | 0 |
| 1989 | 8 | 2 |
| 1987 | 3 | 0 |
| 1986 | 9 | 0 |
| 1985 | 7 | 0 |
| 1984 | 2 | 2 |
| 1983 | 1 | 0 |
| 1981 | 1 | 1 |
| 1980 | 3 | 2 |
| 1975 | 2 | 0 |
| 1974 | 2 | 2 |
| 1973 | 1 | 0 |
| 1972 | 1 | 0 |
| 1971 | 1 | 1 |
| 1969 | 1 | 1 |
| 1966 | 1 | 1 |
| 1965 | 1 | 0 |
| 1961 | 1 | 0 |
| 1959 | 2 | 2 |
| 1957 | 2 | 2 |
| 1954 | 1 | 1 |