Hail, Pottawatomie
- When
- April 22, 9:45 AM CST
- Where
- Pottawatomie County
- Measured
- 1 in hail
- Coordinates
- 35.380, -97.080
Tornadoes and Hail in Oklahoma, April 22, 1971
9 hail, 3 tornado, 2 thunderstorm wind, 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
- 1
- Property damage
- $503,000
- Crop damage
- None recorded
- Events
- 14
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
9 hail, 3 tornado, 2 thunderstorm wind. Local standard time, as filed.
Hail, Payne
- When
- April 22, 11:00 AM CST
- Where
- Payne County
- Measured
- 1.75 in hail
- Coordinates
- 36.080, -97.080
Tornado, Cimarron
- When
- April 22, 12:30 PM CST
- Where
- Cimarron County
- Rating
- F0
- Path width
- 33 yd
- Property damage
- $3,000
- Coordinates
- 36.570, -102.970
Hail, Garvin
- When
- April 22, 4:00 PM CST
- Where
- Garvin County
- Measured
- 1.75 in hail
- Coordinates
- 34.780, -97.400
Tornado, Murray
- When
- April 22, 4:30 PM CST
- Where
- Murray County
- Rating
- F1
- Path length
- 2 mi
- Path width
- 100 yd
- Injuries
- 1 direct, 0 indirect
- Property damage
- $250,000
- Coordinates
- 34.500, -96.980
Tornado, Pontotoc
- When
- April 22, 4:30 PM CST
- Where
- Pontotoc County
- Rating
- F2
- Path length
- 1 mi
- Path width
- 400 yd
- Property damage
- $250,000
- Coordinates
- 34.620, -96.670
Hail, Kingfisher
- When
- April 22, 5:10 PM CST
- Where
- Kingfisher County
- Measured
- 1.75 in hail
- Coordinates
- 35.880, -97.680
Hail, Johnston
- When
- April 22, 7:43 PM CST
- Where
- Johnston County
- Measured
- 1.75 in hail
- Coordinates
- 34.200, -96.500
Hail, Bryan
- When
- April 22, 7:45 PM CST
- Where
- Bryan County
- Measured
- 1.75 in hail
- Coordinates
- 34.000, -96.400
Hail, Pittsburg
- When
- April 22, 7:55 PM CST
- Where
- Pittsburg County
- Measured
- 1.75 in hail
- Coordinates
- 34.880, -95.780
Thunderstorm Wind, Pittsburg
- When
- April 22, 7:55 PM CST
- Where
- Pittsburg County
- Measured
- 70 kt (81 mph)
- Coordinates
- 34.880, -95.780
Hail, Pittsburg
- When
- April 22, 8:00 PM CST
- Where
- Pittsburg County
- Measured
- 1 in hail
- Coordinates
- 35.000, -95.680
Thunderstorm Wind, Pittsburg
- When
- April 22, 8:05 PM CST
- Where
- Pittsburg County
- Coordinates
- 34.880, -95.680
Hail, Le Flore
- When
- April 22, 9:00 PM CST
- Where
- Le Flore County
- Measured
- 0.75 in hail
- Coordinates
- 34.880, -94.900
What these are
- 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.
- 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.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
More
Every storm in Oklahoma in 1971Every state in 1971This day in weather historyThe tornado archive for Oklahoma, 1971
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: 10093400, 10093401, 10093402, 10093403, 10093404, 10093405, 10093406, 10093407, 10093408, 10093409, 10093410, 10093411, 10093412, 10093413.