South Dakota, 2005

Hail and Damaging Wind in South Dakota, June 20, 2005

June 20, 2005 · NWS UNR · 6 events in 1 county or zone

Severe thunderstorms continually developed across Tripp County and tracked slowly to the east, bringing hail to the size of golf balls and wind gusts to 70 mph.

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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
6

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 UNR wrote it up.

Severe thunderstorms continually developed across Tripp County and tracked slowly to the east, bringing hail to the size of golf balls and wind gusts to 70 mph.

The radar

The North Platte radar (KLNX), 139 km away, was scanning. The volume nearest the first event began at 07:31 UTC.

Open the radar archive at this moment

Event by event

5 hail, 1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Tripp

When
June 20, 12:30 AM MST
Where
Tripp County, 6 mi E of Wewela
Measured
61 kt (70 mph) estimated gust
Reported by
GENERAL PUBLIC
Coordinates
43.017, -99.667

Trees down on property.

Hail, Tripp

When
June 20, 12:45 AM MST
Where
Tripp County, 8 mi E of Wewela
Measured
1.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
43.017, -99.617

Hail, Tripp

When
June 20, 7:05 PM MST
Where
Tripp County, 10 mi SE of Hamill
Measured
0.88 in hail
Reported by
GENERAL PUBLIC
Coordinates
43.483, -99.550

Hail, Tripp

When
June 20, 8:30 PM MST
Where
Tripp County, 8 mi SE of Winner
Measured
0.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
43.283, -99.750

Hail, Tripp

When
June 20, 10:10 PM MST
Where
Tripp County, 8 mi E of Colome
Measured
1 in hail
Reported by
GENERAL PUBLIC
Coordinates
43.250, -99.550

Hail, Tripp

When
June 20, 10:30 PM MST
Where
Tripp County, Carter
Measured
0.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
43.383, -100.200

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.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in South Dakota in 2005Every state in 2005This day in weather historyWarnings in South Dakota, June 2005

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 2026-10-01. Each event’s entry at NCEI: 5455430, 5455431, 5455353, 5455427, 5455428, 5455429.