South Dakota, 1993

Tornadoes and Hail in South Dakota, August 29, 1993

August 29, 1993 · 10 events in 6 counties and zones

7 hail, 3 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. 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

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The toll

Deaths
0
Injuries
0
Property damage
$5,000
Crop damage
$51,000
Events
10

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

7 hail, 3 tornado. Local standard time, as filed.

Hail, McPherson

When
August 29, 5:18 PM CST
Where
McPherson County, Eureka
Measured
0.75 in hail
Coordinates
45.766, -99.221 (the zone’s center; the record gives no point)

Hail, Potter

When
August 29, 5:38 PM CST
Where
Potter County, Gettysburg
Measured
1.75 in hail
Coordinates
45.065, -99.957 (the zone’s center; the record gives no point)

Tornado, Sully

When
August 29, 6:20 PM CST
Where
Sully County, Onida
Rating
F0
Path length
0.2 mi
Path width
20 yd
Coordinates
44.700, -99.670

There were several reports of brief tornado touchdowns with no damage.

Tornado, Sully

When
August 29, 6:25 PM CST
Where
Sully County, Gettysburg
Rating
F0
Path length
0.2 mi
Path width
20 yd
Coordinates
44.830, -99.700

There were several reports of brief tornado touchdowns with no damage.

Tornado, Hyde

When
August 29, 6:45 PM CST
Where
Hyde County, Highmore
Rating
F0
Path length
0.2 mi
Path width
20 yd
Coordinates
44.650, -99.870

Hail, Hyde

When
August 29, 7:00 PM CST
Where
Hyde County, Holabird
Measured
1.25 in hail
Coordinates
44.547, -99.487 (the zone’s center; the record gives no point)

Hail, Brown

When
August 29, 8:30 PM CST
Where
Brown County, Aberdeen
Measured
0.75 in hail
Coordinates
45.590, -98.352 (the zone’s center; the record gives no point)

A severe thunderstorm hit Groton with hail, damaging lightning, and 3.43 inches of rain which flooded some basements. At a high school, lightning split a 30-foot chimney which fell through a large skylight and sections of the roof. This resulted in extensive water damage to ceiling tiles in classrooms, due to the heavy rains.

Hail, Brown

When
August 29, 8:55 PM CST
Where
Brown County, Groton
Measured
0.75 in hail
Property damage
$50
Crop damage
$500
Coordinates
45.590, -98.352 (the zone’s center; the record gives no point)

A severe thunderstorm hit Groton with hail, damaging lightning, and 3.43 inches of rain which flooded some basements. At a high school, lightning split a 30-foot chimney which fell through a large skylight and sections of the roof. This resulted in extensive water damage to ceiling tiles in classrooms, due to the heavy rains.

Hail, Hand

When
August 29, 9:05 PM CST
Where
Hand County, Ree Heights
Measured
1 in hail
Coordinates
44.548, -99.005 (the zone’s center; the record gives no point)

Hail, Hand

When
August 29, 10:10 PM CST
Where
Hand County to Miller
Measured
1.75 in hail
Property damage
$5,000
Crop damage
$50,000
Coordinates
44.548, -99.005 (the zone’s center; the record gives no point)

Golfball-size hail broke windows and stripped corn.

What these are

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

More

Every storm in South Dakota in 1993Every state in 1993This day in weather historyThe tornado archive for South Dakota, 1993Warnings in South Dakota, August 1993

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: 10346349, 10346066, 10346157, 10346158, 10346030, 10346031, 10346633, 10346634, 10346536, 10346537.