Thunderstorm Wind, Grady
- When
- September 23, 4:25 PM CST
- Where
- Grady County
- Coordinates
- 35.100, -97.720
Tornado and Hail in Oklahoma, September 23, 1988
7 thunderstorm wind, 5 hail, 1 tornado, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 13
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Event by event
7 thunderstorm wind, 5 hail, 1 tornado. Local standard time, as filed.
Hail, McClain
- When
- September 23, 4:38 PM CST
- Where
- McClain County
- Measured
- 0.88 in hail
- Coordinates
- 35.150, -97.480
Thunderstorm Wind, Grady
- When
- September 23, 4:50 PM CST
- Where
- Grady County
- Measured
- 75 kt (86 mph)
- Coordinates
- 34.780, -97.950
Tornado, Cleveland
- When
- September 23, 5:00 PM CST
- Where
- Cleveland County
- Rating
- F1
- Path length
- 0.5 mi
- Path width
- 80 yd
- Coordinates
- 35.170, -97.320
Hail, Okmulgee
- When
- September 23, 6:10 PM CST
- Where
- Okmulgee County
- Measured
- 0.88 in hail
- Coordinates
- 35.630, -95.970
Hail, Carter
- When
- September 23, 6:40 PM CST
- Where
- Carter County
- Measured
- 0.75 in hail
- Coordinates
- 34.280, -97.530
Thunderstorm Wind, Pittsburg
- When
- September 23, 7:10 PM CST
- Where
- Pittsburg County
- Coordinates
- 35.170, -95.780
Thunderstorm Wind, Pittsburg
- When
- September 23, 7:10 PM CST
- Where
- Pittsburg County
- Measured
- 52 kt (60 mph)
- Coordinates
- 34.930, -95.770
Hail, Haskell
- When
- September 23, 7:20 PM CST
- Where
- Haskell County
- Measured
- 4.5 in hail
- Coordinates
- 35.220, -95.380
Thunderstorm Wind, Haskell
- When
- September 23, 7:20 PM CST
- Where
- Haskell County
- Measured
- 56 kt (64 mph)
- Coordinates
- 35.250, -95.130
Hail, Haskell
- When
- September 23, 7:42 PM CST
- Where
- Haskell County
- Measured
- 2.75 in hail
- Coordinates
- 35.100, -95.100
Thunderstorm Wind, Sequoyah
- When
- September 23, 7:55 PM CST
- Where
- Sequoyah County
- Coordinates
- 35.500, -94.970
Thunderstorm Wind, Sequoyah
- When
- September 23, 7:55 PM CST
- Where
- Sequoyah County
- Coordinates
- 35.580, -94.820
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
More
Every storm in Oklahoma in 1988Every state in 1988This day in weather historyThe tornado archive for Oklahoma, 1988Warnings in Oklahoma, September 1988
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10103734, 10103735, 10103736, 10103737, 10103738, 10103739, 10103740, 10103741, 10103742, 10104596, 10104597, 10104598, 10104599.