South Dakota, 2007

Hail in South Dakota, April 20, 2007

April 20, 2007 · NWS ABR · 14 events in 7 counties and zones

Strong warm air advection and moderate instability brought some severe thunderstorms during the afternoon and evening hours to parts of central and northeast South Dakota. Large hail from the size of pennies to golfballs occurred.

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
None recorded
Crop damage
None recorded
Events
14

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.

Strong warm air advection and moderate instability brought some severe thunderstorms during the afternoon and evening hours to parts of central and northeast South Dakota. Large hail from the size of pennies to golfballs occurred.

The radar

The Aberdeen radar (KABR), 167 km away, was scanning. The volume nearest the first event began at 17:56 UTC.

Open the radar archive at this moment

Event by event

14 hail. Local standard time, as filed.

Hail, Hughes

When
April 20, 11:55 AM CST
Where
Hughes County, 4.44 mi W of Blunt
Measured
0.88 in hail
Reported by
Public
Coordinates
44.520, -100.070

Hail, Sully

When
April 20, 12:00 PM CST
Where
Sully County, 8.57 mi SSE of Onida
Measured
0.75 in hail
Reported by
Public
Coordinates
44.590, -99.990

Hail, Hand

When
April 20, 12:28 PM CST
Where
Hand County, 8.57 mi NE of Polo
Measured
0.88 in hail
Reported by
Public
Coordinates
44.870, -98.980

Hail, Faulk

When
April 20, 12:35 PM CST
Where
Faulk County, 4.87 mi S of Miranda
Measured
0.75 in hail
Reported by
Public
Coordinates
44.900, -98.960

Hail, Hand

When
April 20, 12:35 PM CST
Where
Hand County, 8.57 mi NE of Polo
Measured
0.88 in hail
Reported by
Public
Coordinates
44.870, -98.980

Hail, Sully

When
April 20, 3:58 PM CST
Where
Sully County, 1.47 mi W of Onida Muni Arpt
Measured
1 in hail
Reported by
Emergency Manager
Coordinates
44.700, -100.130

Hail, Potter

When
April 20, 5:20 PM CST
Where
Potter County, 13.3 mi SE of Lebanon
Measured
0.88 in hail
Reported by
Public
Coordinates
44.920, -99.610

Hail, Brown

When
April 20, 5:35 PM CST
Where
Brown County, 2.9 mi E of Westport
Measured
1.75 in hail
Reported by
Public
Coordinates
45.650, -98.440

Hail, Brown

When
April 20, 5:50 PM CST
Where
Brown County, 2.9 mi E of Westport
Measured
1.75 in hail
Reported by
Public
Coordinates
45.650, -98.440

Hail, Faulk

When
April 20, 6:25 PM CST
Where
Faulk County, Faulkton
Measured
1 in hail
Reported by
Broadcast Media
Coordinates
45.030, -99.130

Hail, Hand

When
April 20, 7:10 PM CST
Where
Hand County, 0.49 mi W of Polo
Measured
0.88 in hail
Reported by
Emergency Manager
Coordinates
44.780, -99.110

Hail, Faulk

When
April 20, 7:17 PM CST
Where
Faulk County, 1.47 mi SSE of Chelsea
Measured
0.88 in hail
Reported by
COOP Observer
Coordinates
45.150, -98.740

Hail, Spink

When
April 20, 7:40 PM CST
Where
Spink County, 0.85 mi SE of Mansfield
Measured
0.75 in hail
Reported by
Trained Spotter
Coordinates
45.240, -98.560

Hail, Hand

When
April 20, 7:55 PM CST
Where
Hand County, 11.83 mi ENE of Polo
Measured
1 in hail
Reported by
Public
Coordinates
44.850, -98.880

What these are

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 2007Every state in 2007This day in weather historyWarnings in South Dakota, April 2007

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: 28572, 28573, 28574, 28575, 28576, 28577, 28578, 28579, 28580, 28581, 28582, 28583, 28584, 28585.