Hail and Damaging Winds in South Carolina, June 17, 2009

Name: Hail and Damaging Winds in South Carolina, June 17, 2009
Start: 2009-06-17T17:50
End: 2009-06-17T22:00
Location: South Carolina

June 17, 2009 · NWS GSP · 9 events in 3 counties and zones

For a second day in a row, supercell thunderstorms affected Upstate South Carolina. On this day the storms developed farther west, close to the Georgia state line for the most part.

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: 9

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 GSP wrote it up.

For a second day in a row, supercell thunderstorms affected Upstate South Carolina. On this day the storms developed farther west, close to the Georgia state line for the most part.

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 Greenville-Spartanburg, SC wrote its last area forecast discussion before the first event at Jun 17, 2:08 PM EST, 3 hours 42 minutes earlier.

Area forecast discussion, Jun 17, 2:08 PM EST, 3 hours 42 minutes before

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Hazardous weather outlook, Jun 17, 2:55 PM EST, 2 hours 55 minutes before

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In the hours before

Local storm report, Jun 17, 12:05 PM EST, 5 hours 45 minutes before

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Local storm report, Jun 17, 1:05 PM EST, 4 hours 45 minutes before

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Local storm report, Jun 17, 2:55 PM EST, 2 hours 55 minutes before

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Special weather statement, Jun 17, 4:48 PM EST, 1 hour 2 minutes before

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The radar

The Greer radar (KGSP), 60 km away, was scanning. The volume nearest the first event began at 22:51 UTC.

Open the radar archive at this moment

Event by event

5 thunderstorm wind, 4 hail. Local standard time, as filed.

Thunderstorm Wind, Pickens

When: June 17, 5:50 PM EST
Where: Pickens County, Clemson
Measured: 55 kt (63 mph) estimated gust
Reported by: Department of Highways
Coordinates: 34.680, -82.830

Numerous trees were blown down in Clemson and vicinity.

Hail, Oconee

When: June 17, 8:04 PM EST
Where: Oconee County, 1.46 mi ENE of West Union
Measured: 1 in hail
Reported by: Trained Spotter
Coordinates: 34.775, -83.025

Hail was reported near the intersection of Fowler Rd and highway 11.

Thunderstorm Wind, Oconee

When: June 17, 8:24 PM EST
Where: Oconee County, 0.39 mi NNW of Seneca
Measured: 55 kt (63 mph) estimated gust
Reported by: County Official
Coordinates: 34.685, -82.953

Numerous trees were blown down in and around Seneca.

Hail, Oconee

When: June 17, 8:24 PM EST
Where: Oconee County, 0.39 mi NNW of Seneca
Measured: 0.75 in hail
Reported by: Broadcast Media
Coordinates: 34.685, -82.953

Hail, Pickens

When: June 17, 9:15 PM EST
Where: Pickens County, 2.66 mi SSE of Nine Times
Measured: 0.75 in hail
Reported by: CoCoRaHS
Coordinates: 34.883, -82.807

Hail, Pickens

When: June 17, 9:15 PM EST
Where: Pickens County, 1.93 mi S of Nine Times
Measured: 0.75 in hail
Reported by: Trained Spotter
Coordinates: 34.892, -82.820

Thunderstorm Wind, Pickens

When: June 17, 9:25 PM EST to 9:40 PM EST
Where: Pickens County, 1.57 mi NE of Crow Creek to 1.71 mi SSE of Pickens
Measured: 55 kt (63 mph) estimated gust
Reported by: County Official
Coordinates: 34.938, -82.733

Numerous trees were blown down across the county, especially in areas around the city of Pickens.

Thunderstorm Wind, Anderson

When: June 17, 9:45 PM EST
Where: Anderson County, 0.86 mi W of Barnes Station
Measured: 50 kt (58 mph) estimated gust
Reported by: County Official
Coordinates: 34.271, -82.695

Several trees were blown down on Project Rd.

Thunderstorm Wind, Oconee

When: June 17, 10:00 PM EST
Where: Oconee County, 0.47 mi SSE of Westminster
Measured: 55 kt (63 mph) estimated gust
Reported by: County Official
Coordinates: 34.664, -83.096

Numerous trees were blown down in and around Westminster.

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 Carolina in 2009 Every state in 2009 This day in weather history Warnings in South Carolina, June 2009

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: 184257, 184567, 184570, 184571, 184574, 184575, 184576, 184578, 184581.