Hail, Mayes
- When
- June 21, 2:25 PM CST
- Where
- Mayes County
- Measured
- 1 in hail
- Coordinates
- 36.520, -95.020
Tornado and Hail in Oklahoma, June 21, 1979
10 hail, 9 thunderstorm wind, 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
- 20
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
10 hail, 9 thunderstorm wind, 1 tornado. Local standard time, as filed.
Hail, Harper
- When
- June 21, 2:30 PM CST
- Where
- Harper County
- Measured
- 1.75 in hail
- Coordinates
- 36.830, -99.620
Thunderstorm Wind, Harper
- When
- June 21, 2:30 PM CST
- Where
- Harper County
- Measured
- 70 kt (81 mph)
- Coordinates
- 36.830, -99.620
Hail, Woodward
- When
- June 21, 2:45 PM CST
- Where
- Woodward County
- Measured
- 2.75 in hail
- Coordinates
- 36.430, -99.400
Hail, Mayes
- When
- June 21, 3:10 PM CST
- Where
- Mayes County
- Measured
- 2.75 in hail
- Coordinates
- 36.300, -95.320
Hail, Grant
- When
- June 21, 4:30 PM CST
- Where
- Grant County
- Measured
- 1.75 in hail
- Coordinates
- 36.820, -97.730
Hail, Muskogee
- When
- June 21, 5:00 PM CST
- Where
- Muskogee County
- Measured
- 2.75 in hail
- Coordinates
- 35.800, -95.250
Thunderstorm Wind, Kingfisher
- When
- June 21, 5:00 PM CST
- Where
- Kingfisher County
- Coordinates
- 35.820, -97.720
Thunderstorm Wind, Rogers
- When
- June 21, 5:00 PM CST
- Where
- Rogers County
- Coordinates
- 36.370, -95.570
Thunderstorm Wind, Muskogee
- When
- June 21, 5:40 PM CST
- Where
- Muskogee County
- Coordinates
- 35.800, -95.170
Hail, Tulsa
- When
- June 21, 5:42 PM CST
- Where
- Tulsa County
- Measured
- 1 in hail
- Coordinates
- 36.050, -95.780
Thunderstorm Wind, Canadian
- When
- June 21, 6:50 PM CST
- Where
- Canadian County
- Measured
- 70 kt (81 mph)
- Coordinates
- 35.650, -97.750
Thunderstorm Wind, Oklahoma
- When
- June 21, 7:00 PM CST
- Where
- Oklahoma County
- Coordinates
- 35.500, -97.270
Thunderstorm Wind, Oklahoma
- When
- June 21, 7:30 PM CST
- Where
- Oklahoma County
- Measured
- 85 kt (98 mph)
- Coordinates
- 35.400, -97.600
Thunderstorm Wind, Pottawatomie
- When
- June 21, 8:00 PM CST
- Where
- Pottawatomie County
- Coordinates
- 35.430, -97.100
Tornado, Custer
- When
- June 21, 8:30 PM CST
- Where
- Custer County
- Rating
- F0
- Path width
- 33 yd
- Coordinates
- 35.530, -98.980
Hail, Custer
- When
- June 21, 8:30 PM CST
- Where
- Custer County
- Measured
- 2.75 in hail
- Coordinates
- 35.530, -98.720
Hail, Washita
- When
- June 21, 8:30 PM CST
- Where
- Washita County
- Measured
- 2.75 in hail
- Coordinates
- 35.350, -98.680
Hail, Custer
- When
- June 21, 9:30 PM CST
- Where
- Custer County
- Measured
- 2.75 in hail
- Coordinates
- 35.570, -98.950
Thunderstorm Wind, Oklahoma
- When
- June 21, 10:20 PM CST
- Where
- Oklahoma County
- Measured
- 55 kt (63 mph)
- Coordinates
- 35.400, -97.600
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- 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.
- 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
- Tornado in Florida, June 21, 1979
- Hail and Damaging Winds in Nebraska, June 21, 1979
- Hail and Damaging Winds in Kansas, June 21, 1979
- Hail and Damaging Winds in Missouri, June 21, 1979
- Hail in Ohio, June 21, 1979
- Hail and Damaging Wind in Indiana, June 21, 1979
- Hail in New York, June 21, 1979
- Hail in Wyoming, June 21, 1979
- Hail in Kentucky, June 21, 1979
More
Every storm in Oklahoma in 1979Every state in 1979This day in weather historyThe tornado archive for Oklahoma, 1979
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: 10105406, 10105407, 10105408, 10105409, 10105410, 10105411, 10105412, 10105413, 10105414, 10105415, 10105416, 10105417, 10105418, 10105419, 10105420, 10105421, 10105422, 10105423, 10105424, 10105425.