South Dakota, 1986Tornadoes in South Dakota, August 9, 1986
August 9, 1986 · 3 events in 2 counties and zones
3 tornado, 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
- $250
- 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, Todd
- When
- August 9, 1:03 PM CST
- Where
- Todd County
- Rating
- F0
- Path length
- 0.5 mi
- Path width
- 30 yd
- Property damage
- $250
- Coordinates
- 43.280, -100.630
Tornado, Minnehaha
- When
- August 9, 4:57 PM CST
- Where
- Minnehaha County
- Rating
- F0
- Path length
- 0.3 mi
- Path width
- 30 yd
- Coordinates
- 43.730, -96.970
Tornado, Minnehaha
- When
- August 9, 4:59 PM CST
- Where
- Minnehaha County
- Rating
- F0
- Path length
- 0.2 mi
- Path width
- 30 yd
- Coordinates
- 43.720, -96.880
- 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.
- Tornado in Florida, August 9, 198612 injured · $2.5 million · F2 · 1 event
- Hail and Damaging Winds in Oklahoma, August 9, 19861.75 in hail · 18 events
- Hail and Damaging Winds in Maine, August 9, 19861 in hail · 4 events
- Damaging Winds in Minnesota, August 9, 19864 events
- Damaging Winds in Alabama, August 9, 19863 events
- Damaging Winds in Arizona, August 9, 19862 events
- Hail in Nebraska, August 9, 19861.75 in hail · 2 events
- Damaging Wind in Mississippi, August 9, 19861 event
- Damaging Wind in Virginia, August 9, 19861 event
- Tornado in Idaho, August 9, 1986F0 · 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: 10124611, 10124612, 10124613.