Hail, Mercer
- When
- July 29, 4:35 PM CST
- Where
- Mercer County
- Measured
- 1.75 in hail
- Coordinates
- 47.270, -101.780
Tornado and Hail in North Dakota, July 29, 1986
11 hail, 3 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
- 15
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
11 hail, 3 thunderstorm wind, 1 tornado. Local standard time, as filed.
Hail, Mercer
- When
- July 29, 5:00 PM CST
- Where
- Mercer County
- Measured
- 0.75 in hail
- Coordinates
- 47.300, -101.850
Hail, Oliver
- When
- July 29, 5:00 PM CST
- Where
- Oliver County
- Measured
- 0.75 in hail
- Coordinates
- 47.200, -101.300
Hail, Oliver
- When
- July 29, 6:29 PM CST
- Where
- Oliver County
- Measured
- 1.75 in hail
- Coordinates
- 47.120, -101.100
Hail, Morton
- When
- July 29, 6:45 PM CST
- Where
- Morton County
- Measured
- 1.75 in hail
- Coordinates
- 46.930, -101.270
Thunderstorm Wind, Adams
- When
- July 29, 7:08 PM CST
- Where
- Adams County
- Measured
- 61 kt (70 mph)
- Coordinates
- 46.100, -102.320
Hail, Morton
- When
- July 29, 7:10 PM CST
- Where
- Morton County
- Measured
- 1.75 in hail
- Coordinates
- 46.830, -100.900
Hail, Burleigh
- When
- July 29, 7:11 PM CST
- Where
- Burleigh County
- Measured
- 2 in hail
- Coordinates
- 46.920, -100.770
Hail, Morton
- When
- July 29, 7:31 PM CST
- Where
- Morton County
- Measured
- 4.5 in hail
- Coordinates
- 46.830, -100.900
Hail, Burleigh
- When
- July 29, 7:38 PM CST
- Where
- Burleigh County
- Measured
- 2.75 in hail
- Coordinates
- 46.800, -100.770
Hail, Ramsey
- When
- July 29, 7:55 PM CST
- Where
- Ramsey County
- Measured
- 0.75 in hail
- Coordinates
- 48.100, -98.850
Hail, Burleigh
- When
- July 29, 8:10 PM CST
- Where
- Burleigh County
- Measured
- 4 in hail
- Coordinates
- 46.800, -100.770
Tornado, Stutsman
- When
- July 29, 8:49 PM CST
- Where
- Stutsman County
- Rating
- F0
- Path length
- 0.2 mi
- Path width
- 13 yd
- Coordinates
- 46.900, -99.000
Thunderstorm Wind, Barnes
- When
- July 29, 9:40 PM CST
- Where
- Barnes County
- Measured
- 52 kt (60 mph)
- Coordinates
- 47.030, -98.170
Thunderstorm Wind, Sargent
- When
- July 29, 11:50 PM CST
- Where
- Sargent County
- Coordinates
- 45.950, -97.620
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
- Hail and Damaging Winds in Georgia, July 29, 1986
- Tornadoes and Hail in Nebraska, July 29, 1986
- Tornado and Hail in South Dakota, July 29, 1986
- Hail and Damaging Winds in New York, July 29, 1986
- Damaging Winds in Missouri, July 29, 1986
- Damaging Winds in Illinois, July 29, 1986
- Hail and Damaging Winds in North Carolina, July 29, 1986
- Hail and Damaging Winds in Pennsylvania, July 29, 1986
- Hail and Damaging Winds in New Jersey, July 29, 1986
- Damaging Winds in Massachusetts, July 29, 1986
- Damaging Wind in Tennessee, July 29, 1986
More
Every storm in North Dakota in 1986Every state in 1986This day in weather historyThe tornado archive for North Dakota, 1986Warnings in North Dakota, July 1986
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: 10085697, 10085698, 10085699, 10085700, 10085701, 10085702, 10085703, 10085704, 10085705, 10085706, 10085707, 10085708, 10085709, 10085710, 10085711.