Thunderstorm Wind, Corson
- When
- July 7, 10:41 PM MST
- Where
- Corson County, 11.1 mi S of Bullhead
- Measured
- 54 kt (62 mph) measured gust
- Reported by
- Mesonet
- Coordinates
- 45.610, -101.060
Damaging Winds in South Dakota, July 7 to 8, 2018
A cold front sweeping through the region brought damaging winds to parts of north central and northeast South Dakota.
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
- 5
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.
What happened
The episode as NWS ABR wrote it up.
A cold front sweeping through the region brought damaging winds to parts of north central and northeast South Dakota.
The radar
The Bismarck radar (KBIS), 131 km away, was scanning. The volume nearest the first event began at 05:41 UTC.
Event by event
5 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, Day
- When
- July 8, 7:45 PM CST
- Where
- Day County, 7.54 mi ENE of Pierpont
- Measured
- 53 kt (61 mph) measured gust
- Reported by
- Mesonet
- Coordinates
- 45.560, -97.700
Thunderstorm Wind, Roberts
- When
- July 8, 8:03 PM CST
- Where
- Roberts County, 0.69 mi S of Sisseton
- Measured
- 61 kt (70 mph) estimated gust
- Reported by
- Emergency Manager
- Coordinates
- 45.660, -97.050
Estimated seventy mph winds downed a power pole and a tree in Sisseton.
Thunderstorm Wind, Day
- When
- July 8, 8:11 PM CST
- Where
- Day County, 0.48 mi E of Roslyn
- Measured
- 52 kt (60 mph) estimated gust
- Reported by
- Law Enforcement
- Coordinates
- 45.500, -97.490
Estimated sixty mph winds occurred.
Thunderstorm Wind, Day
- When
- July 8, 9:30 PM CST
- Where
- Day County, 0.48 mi E of Roslyn
- Measured
- 52 kt (60 mph) estimated gust
- Reported by
- Law Enforcement
- Coordinates
- 45.500, -97.490
Sixty mph winds occurred again with another thunderstorm in Roslyn.
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.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- High Surf in North Carolina, July 7, 2018
- Damaging Winds in North Dakota, July 7 to 8, 2018
- Flash Flood and Damaging Wind in Mississippi, July 7, 2018
- Lightning Strikes in South Carolina, July 7, 2018
- Damaging Wind in Texas, July 7, 2018
- Flash Flooding and Dust Storm in Arizona, July 7 to 9, 2018
- Flood and Heavy Rain in Florida, July 7, 2018
- Flash Flooding and Damaging Wind in California, July 7 to 9, 2018
- Damaging Winds in Alabama, July 7, 2018
- Flash Flooding in North Carolina, July 7, 2018
- Heavy Rain in Hawaii, July 7 to 9, 2018
- Marine Thunderstorm Winds in South Atlantic Coastal Waters, July 7, 2018
More
Every storm in South Dakota in 2018Every state in 2018This day in weather historyWarnings in South Dakota, July 2018
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 2026-09-30. Each event’s entry at NCEI: 774784, 774785, 774783, 774786, 774788.