South Dakota, 1979Tornado and Hail in South Dakota, July 18, 1979
July 18, 1979 · NWS MT · 2 events in 2 counties and zones
1 hail, 1 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
- $25,000
- Crop damage
- None recorded
- Events
- 2
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.
Hail, Todd
- When
- July 18, 4:25 PM CST
- Where
- Todd County
- Measured
- 1.75 in hail
- Coordinates
- 43.100, -100.770
Tornado, Jackson
- When
- July 18, 7:00 PM CST
- Where
- Jackson County
- Rating
- F1
- Path width
- 33 yd
- Property damage
- $25,000
- Coordinates
- 43.970, -101.920
- 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.
- Tornado and Hail in Colorado, July 18, 1979F0 · 4 events
- Damaging Winds in Pennsylvania, July 18, 19792 events
- Damaging Wind in Nevada, July 18, 197950 kt wind · 1 event
- Hail in Nebraska, July 18, 19791.5 in hail · 1 event
- Damaging Wind in Idaho, July 18, 197955 kt wind · 1 event
- Damaging Wind in Alabama, July 18, 19791 event
- Damaging Wind in Georgia, July 18, 19791 event
- Damaging Wind in Louisiana, July 18, 19791 event
- Damaging Wind in Mississippi, July 18, 19791 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: 10124489, 10124490.