Hail and Damaging Winds in South Dakota, August 18, 2024

Name: Hail and Damaging Winds in South Dakota, August 18, 2024
Start: 2024-08-18T02:59
End: 2024-08-18T03:45
Location: South Dakota

August 18, 2024 · NWS UNR · 5 events in 1 county or zone

Early morning severe storms tracked southeast into Tripp County, producing wind gusts to over 70 mph and hail.

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: $1,000
Crop damage: None recorded
Events: 5

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.

Early morning severe storms tracked southeast into Tripp County, producing wind gusts to over 70 mph and hail.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Rapid City, SD wrote its last area forecast discussion before the first event at Aug 17, 10:33 PM CST, 4 hours 26 minutes earlier.

Area forecast discussion, Aug 17, 10:33 PM CST, 4 hours 26 minutes before

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In the hours before

Special weather statement, Aug 18, 12:41 AM CST, 2 hours 18 minutes before

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Special weather statement, Aug 18, 1:42 AM CST, 1 hour 17 minutes before

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The radar

The North Platte radar (KLNX), 170 km away, was scanning. The volume nearest the first event began at 08:59 UTC.

Open the radar archive at this moment

Event by event

3 thunderstorm wind, 2 hail. Local standard time, as filed.

Thunderstorm Wind, Tripp

When: August 18, 2:59 AM CST
Where: Tripp County, (Icr)winner Airport
Measured: 67 kt (77 mph) measured gust
Reported by: ASOS
Coordinates: 43.390, -99.840

Thunderstorm Wind, Tripp

When: August 18, 3:15 AM CST
Where: Tripp County, 4 mi NNE of Colome
Measured: 55 kt (63 mph) measured gust
Reported by: Mesonet
Coordinates: 43.303, -99.690

Hail, Tripp

When: August 18, 3:40 AM CST
Where: Tripp County, Winner
Measured: 0.88 in hail
Reported by: Law Enforcement
Coordinates: 43.370, -99.870

Hail, Tripp

When: August 18, 3:45 AM CST
Where: Tripp County, 1 mi ENE of Winner
Measured: 0.88 in hail
Reported by: Trained Spotter
Coordinates: 43.376, -99.852

Thunderstorm Wind, Tripp

When: August 18, 3:45 AM CST
Where: Tripp County, 2 mi NNW of Winner
Measured: 61 kt (70 mph) estimated gust
Property damage: $1,000
Reported by: Trained Spotter
Coordinates: 43.397, -99.885

Shingles were blown off of roof and five inch diameter tree branches broken off of trees.

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

Every storm in South Dakota in 2024 Every state in 2024 This day in weather history Warnings in South Dakota, August 2024

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: 1204358, 1204361, 1204363, 1204367, 1204372.