Thunderstorms developed over the South Carolina Mountains, then moved southward into the Upstate during the afternoon hours. Some of the storms produced damaging winds.
Every event with a place to put it. Tap one for its entry below.
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.
The episode as NWS GSP wrote it up.
Thunderstorms developed over the South Carolina Mountains, then moved southward into the Upstate during the afternoon hours. Some of the storms produced damaging winds.
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 Aug 5, 8:59 AM EST, 3 hours 36 minutes earlier.
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</html>HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1023 AM EDT THU AUG 5 2010 GAZ018-026-028-029-NCZ035>037-056-057-068>072-082-SCZ004>014-019- 061430- STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN- CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG- CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 1023 AM EDT THU AUG 5 2010 ...HEAT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. SCATTERED TO NUMEROUS THUNDERSTORMS WILL DEVELOP ACROSS THE REGION TODAY THROUGH THIS EVENING. ANY OF THESE THUNDERSTORMS WILL PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING...BRIEF HEAVY RAINFALL...AND GUSTY WINDS. SEVERAL THUNDERSTORMS MAY ALSO PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL...ESPECIALLY THIS AFTERNOON. THUNDERSTORMS THAT REPEATEDLY AFFECT A GIVEN LOCATION MAY ALSO PRODUCE LOCALIZED FLASH FLOODING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...OR FLASH FLOODING TO OUR OFFICE. GAZ010-017-NCZ033-048>053-058-059-062>065-501>510-SCZ001>003-061430- RABUN-HABERSHAM-AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE- GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS- GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK- OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS- 1023 AM EDT THU AUG 5 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. SCATTERED TO NUMEROUS THUNDERSTORMS WILL DEVELOP ACROSS THE REGION TODAY THROUGH THIS EVENING. ANY OF THESE THUNDERSTORMS WILL PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING...BRIEF HEAVY RAINFALL...AND GUSTY WINDS. SEVERAL THUNDERSTORMS MAY ALSO PRODUCE DAMAGING WIND GUSTS AND LARGE HAIL...ESPECIALLY THIS AFTERNOON. THUNDERSTORMS THAT REPEATEDLY AFFECT A GIVEN LOCATION MAY ALSO PRODUCE LOCALIZED FLASH FLOODING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...OR FLASH FLOODING TO OUR OFFICE.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1223 PM EDT THU AUG 5 2010
NCZ064-SCZ001-002-051700-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-TRANSYLVANIA-
1223 PM EDT THU AUG 5 2010
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN OCONEE...
NORTHWESTERN PICKENS AND SOUTHWESTERN TRANSYLVANIA COUNTIES THROUGH
100 PM EDT...
AT 1216 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES WEST OF LAKE JOCASSEE...OR 17 MILES NORTH
OF WALHALLA...MOVING EAST AT 5 MPH.
THIS STORM WILL BE NEAR...
LAKE JOCASSEE...
HEAVY RAIN...FREQUENT LIGHTNING AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED
WITH THIS STORM.
LAT...LON 3501 8307 3502 8301 3503 8303 3505 8305
3507 8305 3507 8304 3507 8280 3491 8280
3494 8309
RBSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1252 PM EDT THU AUG 5 2010
NCZ064-065-051730-
HENDERSON-TRANSYLVANIA-
1252 PM EDT THU AUG 5 2010
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN TRANSYLVANIA AND
SOUTHERN HENDERSON COUNTIES THROUGH 130 PM EDT...
AT 1247 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES WEST OF ETOWAH...OR 6 MILES NORTHEAST OF
BREVARD...MOVING EAST AT 5 MPH.
THIS STORM WILL BE NEAR...
ETOWAH...
HEAVY RAIN...FREQUENT LIGHTNING AND WIND GUSTS OF 30 TO 40 MPH ARE
EXPECTED WITH THIS STORM.
LAT...LON 3537 8237 3517 8244 3517 8247 3516 8251
3525 8276 3541 8272
RBSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
114 PM EDT THU AUG 5 2010
SCZ012-051800-
LAURENS-
114 PM EDT THU AUG 5 2010
...A STRONG THUNDERSTORM WILL AFFECT NORTHERN LAURENS COUNTY THROUGH
200 PM EDT...
AT 109 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES SOUTHEAST OF GRAY COURT...OR 6 MILES
NORTH OF LAURENS...MOVING EAST AT 20 MPH.
* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO ORA...
LAURENS...JOANNA AND CLINTON.
SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.
LAT...LON 3451 8216 3466 8206 3467 8200 3465 8197
3465 8195 3461 8192 3457 8184 3456 8174
3438 8181
KRENTZThe Greer radar (KGSP), 44 km away, was scanning. The volume nearest the first event began at 17:33 UTC.
8 thunderstorm wind. Local standard time, as filed.
Several large tree limbs were blown down at Caesars Head State Park.
Multiple trees were blown down near the intersection of highway 221 and Skyline Dr, with other trees down on Henderson Hill Rd, Mossburg Rd, and on Pickens St and South Alabama Ave in the city. Some damage was done to the athletics facilities at Chesnee High School (on Alabama Ave), where a dugout was destroyed and some stadium lights were twisted.
A tree was blown down on highway 557 just before Cross Rd, about 5 miles east of Clover.
A tree was blown down on highway 5 just before Park Place, about 3 miles east of York.
Trees were blown down on the east side of Chester, including on Hardin St and Beltline Rd.
Numerous trees were blown down in and around Clemson.
A tree was blown down on Wilson Ave and another was downed on Chester Ave.
Large tree limbs were blown down on Peachtree St and on Campground Rd in and around Liberty.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in South Carolina in 2010Every state in 2010This day in weather historyWarnings in South Carolina, August 2010
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: 256806, 257004, 257011, 257013, 257026, 257028, 257036, 257037.