North Dakota, 1977

Tornado and Hail in North Dakota, June 29, 1977

June 29, 1977 · 6 events in 3 counties and zones

4 hail, 1 tornado, 1 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
6

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

4 hail, 1 tornado, 1 thunderstorm wind. Local standard time, as filed.

Tornado, Renville

When
June 29, 2:35 PM CST
Where
Renville County
Rating
F0
Path width
33 yd
Coordinates
47.920, -98.800

Hail, Grand Forks

When
June 29, 4:05 PM CST
Where
Grand Forks County
Measured
0.75 in hail
Coordinates
47.770, -97.970

Hail, Cass

When
June 29, 5:12 PM CST
Where
Cass County
Measured
0.75 in hail
Coordinates
46.980, -97.170

Hail, Cass

When
June 29, 5:30 PM CST
Where
Cass County
Measured
0.75 in hail
Coordinates
46.980, -97.170

Hail, Cass

When
June 29, 5:40 PM CST
Where
Cass County
Measured
1.25 in hail
Coordinates
46.980, -96.870

Thunderstorm Wind, Cass

When
June 29, 5:40 PM CST
Where
Cass County
Measured
50 kt (58 mph)
Coordinates
46.980, -96.870

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.
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.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in North Dakota in 1977Every state in 1977This day in weather historyThe tornado archive for North Dakota, 1977

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: 10086145, 10086146, 10086147, 10086148, 10086149, 10086150.