Tornado, Grayson
- When
- July 10, 12:00 AM CST
- Where
- Grayson County
- Rating
- F0
- Path width
- 33 yd
- Coordinates
- 33.630, -96.580
Tornado and Hail in Texas, July 10, 1979
25 thunderstorm wind, 1 tornado, 1 hail, 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
- 27
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
25 thunderstorm wind, 1 tornado, 1 hail. Local standard time, as filed.
Thunderstorm Wind, Cooke
- When
- July 10, 1:25 AM CST
- Where
- Cooke County
- Coordinates
- 33.630, -97.150
Thunderstorm Wind, Cooke
- When
- July 10, 1:25 AM CST
- Where
- Cooke County
- Coordinates
- 33.630, -97.150
Thunderstorm Wind, Dallas
- When
- July 10, 1:50 AM CST
- Where
- Dallas County
- Coordinates
- 33.000, -97.030
Thunderstorm Wind, Dallas
- When
- July 10, 1:50 AM CST
- Where
- Dallas County
- Coordinates
- 32.820, -96.780
Thunderstorm Wind, Collin
- When
- July 10, 2:00 AM CST
- Where
- Collin County
- Coordinates
- 33.200, -96.620
Thunderstorm Wind, Denton
- When
- July 10, 2:00 AM CST
- Where
- Denton County
- Coordinates
- 33.220, -97.150
Thunderstorm Wind, Fannin
- When
- July 10, 2:50 AM CST
- Where
- Fannin County
- Coordinates
- 33.580, -96.180
Thunderstorm Wind, Hays
- When
- July 10, 2:20 PM CST
- Where
- Hays County
- Coordinates
- 30.080, -98.020
Thunderstorm Wind, Comal
- When
- July 10, 2:30 PM CST
- Where
- Comal County
- Measured
- 68 kt (78 mph)
- Coordinates
- 29.820, -98.270
Thunderstorm Wind, Travis
- When
- July 10, 3:00 PM CST
- Where
- Travis County
- Coordinates
- 30.320, -97.770
Thunderstorm Wind, Williamson
- When
- July 10, 3:10 PM CST
- Where
- Williamson County
- Coordinates
- 30.650, -97.580
Thunderstorm Wind, Bastrop
- When
- July 10, 3:25 PM CST
- Where
- Bastrop County
- Measured
- 100 kt (115 mph)
- Coordinates
- 30.080, -97.320
Thunderstorm Wind, Travis
- When
- July 10, 3:45 PM CST
- Where
- Travis County
- Measured
- 70 kt (81 mph)
- Coordinates
- 30.430, -98.030
Thunderstorm Wind, Bexar
- When
- July 10, 3:45 PM CST
- Where
- Bexar County
- Measured
- 67 kt (77 mph)
- Coordinates
- 29.530, -98.470
Thunderstorm Wind, Williamson
- When
- July 10, 3:55 PM CST
- Where
- Williamson County
- Coordinates
- 30.500, -97.680
Thunderstorm Wind, Brazos
- When
- July 10, 4:00 PM CST
- Where
- Brazos County
- Coordinates
- 30.670, -96.350
Thunderstorm Wind, Brazos
- When
- July 10, 4:30 PM CST
- Where
- Brazos County
- Coordinates
- 30.520, -96.330
Thunderstorm Wind, Atascosa
- When
- July 10, 4:50 PM CST
- Where
- Atascosa County
- Coordinates
- 28.920, -98.500
Thunderstorm Wind, Harris
- When
- July 10, 5:45 PM CST
- Where
- Harris County
- Coordinates
- 29.830, -95.450
Thunderstorm Wind, Fort Bend
- When
- July 10, 5:45 PM CST
- Where
- Fort Bend County
- Coordinates
- 29.500, -95.730
Thunderstorm Wind, Galveston
- When
- July 10, 6:00 PM CST
- Where
- Galveston County
- Measured
- 61 kt (70 mph)
- Coordinates
- 29.470, -95.050
Thunderstorm Wind, Brazoria
- When
- July 10, 6:00 PM CST
- Where
- Brazoria County
- Coordinates
- 29.200, -95.450
Thunderstorm Wind, McMullen
- When
- July 10, 6:05 PM CST
- Where
- McMullen County
- Coordinates
- 28.350, -98.580
Thunderstorm Wind, Wharton
- When
- July 10, 6:40 PM CST
- Where
- Wharton County
- Coordinates
- 29.320, -96.250
Thunderstorm Wind, Matagorda
- When
- July 10, 7:10 PM CST
- Where
- Matagorda County
- Coordinates
- 28.920, -95.950
Hail, Grayson
- When
- July 10, 11:00 PM CST
- Where
- Grayson County
- Measured
- 1.75 in hail
- Coordinates
- 33.630, -96.570
What these are
- 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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Hail and Damaging Wind in Oklahoma, July 10, 1979
- Tornado and Damaging Winds in Iowa, July 10, 1979
- Hail in Minnesota, July 10, 1979
- Hail in Kansas, July 10, 1979
- Damaging Wind in Michigan, July 10, 1979
- Damaging Wind in Wisconsin, July 10, 1979
- Hail in North Dakota, July 10, 1979
- Hail in Nebraska, July 10, 1979
More
Every storm in Texas in 1979Every state in 1979This day in weather historyThe tornado archive for Texas, 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: 10127792, 10127793, 10127794, 10127795, 10127796, 10127797, 10127798, 10127799, 10127800, 10127801, 10127802, 10127803, 10127804, 10127805, 10127806, 10127807, 10127808, 10128658, 10128659, 10128660, 10128661, 10128662, 10128663, 10128664, 10128665, 10128876, 10128877.