Hail and Damaging Winds in South Dakota, July 28, 2011

Name: Hail and Damaging Winds in South Dakota, July 28, 2011
Start: 2011-07-28T13:30
End: 2011-07-28T16:27
Location: South Dakota

July 28, 2011 · NWS UNR · 8 events in 3 counties and zones

Severe thunderstorms produced large hail and strong wind gusts across Harding, central Perkins, and northern Ziebach Counties.

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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $5,000
Crop damage: None recorded
Events: 8

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 produced large hail and strong wind gusts across Harding, central Perkins, and northern Ziebach Counties.

The radar

The Bismarck radar (KBIS), 179 km away, was scanning. The volume nearest the first event began at 20:31 UTC.

Open the radar archive at this moment

Event by event

5 hail, 3 thunderstorm wind. Local standard time, as filed.

Hail, Perkins

When: July 28, 1:30 PM MST
Where: Perkins County, 7.2 mi NNW of Lodgepole
Measured: 1 in hail
Reported by: Public
Coordinates: 45.897, -102.726

Hail, Perkins

When: July 28, 2:10 PM MST
Where: Perkins County, 9.75 mi SE of Lodgepole
Measured: 1 in hail
Reported by: Public
Coordinates: 45.708, -102.517

Hail, Perkins

When: July 28, 2:20 PM MST
Where: Perkins County, 8 mi S of Lodgepole
Measured: 2 in hail
Property damage: $5,000
Reported by: Trained Spotter
Coordinates: 45.684, -102.670

Thunderstorm Wind, Harding

When: July 28, 2:28 PM MST
Where: Harding County, 3.25 mi WSW of Reva
Measured: 52 kt (60 mph) estimated gust
Reported by: Public
Coordinates: 45.536, -103.144

Marble sized hail also fell with the storm.

Thunderstorm Wind, Perkins

When: July 28, 3:00 PM MST
Where: Perkins County, Bison
Measured: 52 kt (60 mph) estimated gust
Reported by: Trained Spotter
Coordinates: 45.520, -102.470

Wind gusts were estimated at 60 mph.

Hail, Ziebach

When: July 28, 3:30 PM MST
Where: Ziebach County, 2 mi W of Glad Valley
Measured: 1.5 in hail
Reported by: COOP Observer
Coordinates: 45.400, -101.791

Thunderstorm Wind, Ziebach

When: July 28, 4:03 PM MST
Where: Ziebach County, Iron Lightning
Measured: 52 kt (60 mph) estimated gust
Reported by: Public
Coordinates: 45.180, -101.830

Wind gusts were estimated at 60 mph.

Hail, Ziebach

When: July 28, 4:27 PM MST
Where: Ziebach County, 3.23 mi N of Dupree
Measured: 1.75 in hail
Reported by: Law Enforcement
Coordinates: 45.096, -101.569

What these are

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

Every storm in South Dakota in 2011 Every state in 2011 This day in weather history Warnings in South Dakota, July 2011

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: 331007, 331008, 331009, 331011, 331014, 331013, 331016, 331017.