Thunderstorm Wind, Norman
- When
- July 23, 2:05 AM CST
- Where
- Norman County
- Measured
- 71 kt (82 mph)
- Coordinates
- 47.300, -96.520
Tornado and Hail in Minnesota, July 23, 1987
12 thunderstorm wind, 5 hail, 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
- $25 million
- Crop damage
- None recorded
- Events
- 18
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
12 thunderstorm wind, 5 hail, 1 tornado. Local standard time, as filed.
Thunderstorm Wind, Polk
- When
- July 23, 2:55 AM CST
- Where
- Polk County
- Coordinates
- 47.570, -95.950
Thunderstorm Wind, Mahnomen
- When
- July 23, 3:10 AM CST
- Where
- Mahnomen County
- Coordinates
- 47.320, -95.980
Thunderstorm Wind, Clearwater
- When
- July 23, 3:15 AM CST
- Where
- Clearwater County
- Coordinates
- 47.520, -95.400
Thunderstorm Wind, Beltrami
- When
- July 23, 3:20 AM CST
- Where
- Beltrami County
- Coordinates
- 47.750, -94.900
Thunderstorm Wind, Beltrami
- When
- July 23, 3:30 AM CST
- Where
- Beltrami County
- Coordinates
- 47.480, -94.900
Thunderstorm Wind, Beltrami
- When
- July 23, 3:45 AM CST
- Where
- Beltrami County
- Coordinates
- 47.730, -94.550
Thunderstorm Wind, Koochiching
- When
- July 23, 3:50 AM CST
- Where
- Koochiching County
- Coordinates
- 47.870, -94.280
Hail, Stearns
- When
- July 23, 11:21 AM CST
- Where
- Stearns County
- Measured
- 1 in hail
- Coordinates
- 45.570, -94.170
Thunderstorm Wind, Benton
- When
- July 23, 11:30 AM CST
- Where
- Benton County
- Coordinates
- 45.600, -94.170
Hail, Sherburne
- When
- July 23, 5:05 PM CST
- Where
- Sherburne County
- Measured
- 0.75 in hail
- Coordinates
- 45.450, -93.580
Tornado, Hennepin
- When
- July 23, 5:47 PM CST
- Where
- Hennepin County
- Rating
- F3
- Path length
- 5 mi
- Path width
- 170 yd
- Property damage
- $25 million
- Coordinates
- 45.150, -93.480
Thunderstorm Wind, Hennepin
- When
- July 23, 6:23 PM CST
- Where
- Hennepin County
- Coordinates
- 44.980, -93.570
Hail, Hennepin
- When
- July 23, 6:40 PM CST
- Where
- Hennepin County
- Measured
- 0.8 in hail
- Coordinates
- 44.980, -93.570
Thunderstorm Wind, Hennepin
- When
- July 23, 7:02 PM CST
- Where
- Hennepin County
- Measured
- 61 kt (70 mph)
- Coordinates
- 45.000, -93.400
Hail, Anoka
- When
- July 23, 10:50 PM CST
- Where
- Anoka County
- Measured
- 2.5 in hail
- Coordinates
- 45.170, -93.120
Thunderstorm Wind, Olmsted
- When
- July 23, 10:52 PM CST
- Where
- Olmsted County
- Measured
- 55 kt (63 mph)
- Coordinates
- 43.930, -92.470
Hail, Renville
- When
- July 23, 11:05 PM CST
- Where
- Renville County
- Measured
- 2.75 in hail
- Coordinates
- 44.780, -94.980
What these are
- 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.
- 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 Wisconsin, July 23, 1987
- Hail and Damaging Winds in North Carolina, July 23, 1987
- Damaging Winds in South Carolina, July 23, 1987
- Hail in South Dakota, July 23, 1987
- Damaging Winds in Tennessee, July 23, 1987
- Damaging Winds in New York, July 23, 1987
- Tornadoes in Florida, July 23, 1987
- Damaging Wind in North Dakota, July 23, 1987
- Hail in Virginia, July 23, 1987
- Damaging Wind in Illinois, July 23, 1987
- Damaging Wind in Michigan, July 23, 1987
- Hail in Nebraska, July 23, 1987
More
Every storm in Minnesota in 1987Every state in 1987This day in weather historyThe tornado archive for Minnesota, 1987Warnings in Minnesota, July 1987
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: 10050369, 10050370, 10050371, 10050372, 10050373, 10050374, 10050375, 10050376, 10050377, 10050378, 10050379, 10050380, 10050381, 10047910, 10047911, 10047912, 10048974, 10048975.