Minnesota, 1977Tornadoes and Damaging Wind in Minnesota, May 21, 1977
May 21, 1977 · 3 events in 3 counties and zones
2 tornado, 1 thunderstorm wind, as filed by the National Weather Service.
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
- Deaths
- 0
- Injuries
- 0
- Property damage
- $500,000
- Crop damage
- None recorded
- Events
- 3
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.
Tornado, Le Sueur
- When
- May 21, 2:36 PM CST
- Where
- Le Sueur County
- Rating
- F2
- Path length
- 2.7 mi
- Path width
- 100 yd
- Property damage
- $250,000
- Coordinates
- 44.520, -93.630
Tornado, Scott
- When
- May 21, 2:45 PM CST
- Where
- Scott County
- Rating
- F2
- Path length
- 16.6 mi
- Path width
- 33 yd
- Property damage
- $250,000
- Coordinates
- 44.570, -93.620
Thunderstorm Wind, Yellow Medicine
- When
- May 21, 6:30 PM CST
- Where
- Yellow Medicine County
- Coordinates
- 44.830, -96.430
- 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.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Tornadoes and Damaging Winds in Oklahoma, May 21, 1977$253,000 · F2 · 6 events
- Tornadoes and Hail in Missouri, May 21, 1977$50,000 · F1 · 6 events
- Tornadoes in South Dakota, May 21, 1977$28,000 · 8 events
- Hail and Damaging Winds in Iowa, May 21, 19771.75 in hail · 4 events
- Tornadoes and Damaging Wind in Nebraska, May 21, 19773 events
- Hail and Damaging Wind in Kansas, May 21, 19771.75 in hail · 2 events
- Tornado and Hail in Indiana, May 21, 1977F0 · 2 events
- Damaging Winds in Illinois, May 21, 197761 kt wind · 2 events
- Hail and Damaging Wind in Wisconsin, May 21, 197760 kt wind · 2 events
- Hail in Kentucky, May 21, 19771.25 in hail · 1 event
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: 10051882, 10051883, 10051884.