Alert archive / South Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 296, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Nov 11, 2002, 6:15 AM EST for Cherokee County, Union County, York County, South Carolina. It was in force for 45 min. 6 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 11, 2002, 6:15 AM EST (11:15 UTC)
- Expired
- Nov 11, 2002, 7:00 AM EST
- In force
- 45 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
Counties Cherokee County, SC, Union County, SC, York County, SC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 11, 6:25 AM EST | Thunderstorm Wind 50 E | Union, SC | Numerous trees were blown down. One fell on a house. |
| Nov 11, 6:30 AM EST | Thunderstorm Wind 50 E | Gaffney, SC | A few trees were blown down. |
| Nov 11, 6:35 AM EST | Thunderstorm Wind 55 E | Clover, SC | Numerous trees and power lines were blown down. |
| Nov 11, 6:35 AM EST | Thunderstorm Wind 55 E | York, SC | Numerous trees and power lines were blown down. |
| Nov 11, 6:35 AM EST | Thunderstorm Wind 55 E | Sharon, SC | Numerous trees and power lines were blown down. |
| Nov 11, 6:50 AM EST | Thunderstorm Wind 50 E | Rock Hill, SC | Some trees and power lines were blown down. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 11, 1:10 AM EST | Tornado Watch | SPC | 6 hr |
| Nov 11, 3:30 AM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 11.3 hours before the alert went out and 193 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 316 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 840 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 276 m²/s²
- 0-3 km storm-relative helicity
- 400 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.1
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at Nov 11, 4:15 AM EST, 2 hours earlier.
Area forecast discussion, Nov 11, 4:15 AM EST, 2 hours before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 415 AM EST MON NOV 11 2002 ...TORNADO WATCH FOR NC FOOTHILLS AND PIEDMONT ZONES UNTIL 7 AM... ...TORNADO WATCH FOR SC AND GA ZONES UNTIL 9 AM... MAIN LINE OF TS IS CURRENTLY RUNNING FROM GVL NORTHEAST TO HKY...AND PUSHING EAST. LINE SHOULD BE EAST OF THE CWA BY NOON TODAY. UNTIL THEN THE THREAT OF SVR WX WILL CONTINUE AS FORCING REMAINS DECENT AND ENVIRONMENT FAVORABLE FOR A LEAST STRONG TS WINDS. TONIGHT THINGS SHOULD BE FAIRLY QUIET AS BOUNDARY SLIDES EAST AND WITH LITTLE REMAINING FORCING...HAVE TRIMMED BACK POPS. HAVE INCREASE POPS AND QPF FOR TUES. DEEP H5 TROF WILL MOVE OVER THE MS VALLEY. GFS CONSISTENT WITH THE DEVELOPMENT OF A LOW OVER THE FL PANHANDLE AND TRACK TO THE NE. GOOD JET DIV AND OMEGA FIELDS...WITH SOME INSTABILITY GOOD MOISTURE SHOULD SEE AN SIGNIFICANT AXIS OF RAINFALL ACROSS CENTRAL SC. HPC QPF SHOWS EASTERN EDGE OF CWA RECEIVING UP TO 3 TO AN TENTH OVER THE WESTERN SLOPES. TUES PM PRECIP LINGERS FOR MUCH OF THE NIGHTTIME TO THE EAST...DWINDLE AFTER MIDNIGHT CENTRAL CWA...AND CAA AND NORTHWEST FLOW SHOULD RESULT IN -SHRASN IN THE NORTHERN MTNS. LITTLE CHANGE MADE TO WED AND BEYOND. WILL KEEP TEMPS WITHIN A BLEND OF MOS GUIDANCE. FCSTID = 16 GSP 72 52 56 42 / 100 40 80 40 AND 73 54 57 43 / 100 50 80 40 CLT 73 54 57 44 / 100 40 80 50 HKY 72 51 54 40 / 100 40 70 40 AVL 69 46 50 37 / 100 30 60 30 .GSP... GA...NONE. NC...NONE. SC...NONE. NED
Hazardous weather outlook, Nov 11, 6:15 AM EST, 0 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014- 019-111415- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 615 AM EST MON NOV 11 2002 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA... UPSTATE SOUTH CAROLINA...AND EXTREME NORTHEAST GEORGIA. .DAY ONE... THE THREAT OF SEVERE THUNDERSTORMS WILL REMAIN EAST OF INTERSTATE-85 THROUGH MID-MORNING. A LINE OF SEVERE THUNDERSTORMS WILL CONTINUE TO MOVE EAST OUT OF THE PIEDMONT OF THE CAROLINAS AND NORTHEAST GEORGIA INTO THE CENTRAL CAROLINAS AND SOUTHERN GEORGIA BY NOON. RAIN SHOWERS AND SCATTERED THUNDERSTORMS WILL REMAIN THROUGHOUT TODAY AS A COLD FRONT MOVES ACROSS THE AREA...THESE THUNDERSTORMS POISE LITTLE THREAT OF ADDITIONAL SEVERE WEATHER TODAY. .SPOTTER CALL TO ACTION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THROUGH MID-MORNING. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. NED
In the hours before
Local storm report, Nov 11, 4:13 AM EST, 2 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
413 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0353 AM MOUNTAIN REST SC .88 INCH HAIL
11/11/02 OCONEE DIME TO NICKEL SIZED HAIL
REPORTED BY A HAM RADIO
OPERATOR AT MOUNTAIN
REST.
BURRUSLocal storm report, Nov 11, 4:50 AM EST, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
450 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0425 AM 3 NW CARNESVILLE GA WIND DAMAGE
11/11/02 FRANKLIN 911 CENTER REPORTS TREES
DOWN ON HIGHWAY 320 IN
THE NEW BETHEL COMMUNITY.
BURRUSLocal storm report, Nov 11, 5:05 AM EST, 1 hour 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
505 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
445 AM 7 S WALHALLA SC WIND DAMAGE
11/11/02 OCONEE 911 CENTER REPORTS TREES
DOWN AT
WESTMINSTER...SENECA AND
SOUTH UNION.
445 AM 11 S WALHALLA SC WIND DAMAGE
11/11/02 OCONEE HAM RADIO REPORTS
NUMEROUS TREES DOWN IN
THE OAKWAY AND FAIR PLAY
COMMUNITIES. ONE TREE
FELL ON A TRAILER. IT IS
UNKNOWN WHETHER THERE ARE
ANY INJURIES.
BURRUSSpecial weather statement, Nov 11, 5:09 AM EST, 1 hour 6 minutes before
NCZ034-035-055-056-111100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 509 AM EST MON NOV 11 2002 ...STRONG THUNDERSTORMS TO MOVE THROUGH THE NORTHERN FOOTHILLS OF NORTH CAROLINA... A LINE OF STRONG THUNDERSTORMS...MOVING EAST AT 55 MPH...WILL MOVE NORTHEAST ACROSS THE NORTHERN FOOTHILLS THROUGH 6 AM. THE STORMS WILL BE NEAR GRANITE FALLS AND ICARD ABOUT 515 AM...AND NEAR TAYLORSVILLE AND HICKORY ABOUT 530 AM. STORMS WITHIN THIS LINE WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS IN EXCESS OF 45 MPH. FREQUENT CLOUD TO GROUND LIGHTNING IS ALSO LIKELY. SHOULD THESE STORMS STRENGTHEN...SEVERE THUNDERSTORM WARNINGS WILL BE NEEDED. RWH
Local storm report, Nov 11, 5:18 AM EST, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
518 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0505 AM 7 SW ANDERSON SC WIND DAMAGE
11/11/02 ANDERSON TREES DOWN ON INTERSTATE
85 AT MILE MARKER 12.
REPORT FROM ANDERSON
COUNTY 911.
0500 AM 14 NW ANDERSON SC WIND DAMAGE
11/11/02 ANDERSON TREES DOWN ON LEBANON
ROAD IN PENDLETON. REPORT
FROM ANDERSON COUNTY 911.
515 AM 21 NE ANDERSON SC .75 INCH HAIL
11/11/02 ANDERSON HAM RADIO REPORT OF DIME
SIZED HAIL ON THE
ANDERSON COUNTY SIDE OF
EASLEY.
BURRUSLocal storm report, Nov 11, 6:01 AM EST, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
601 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0500 AM 15 W ANDERSON SC WIND DAMAGE
11/11/02 ANDERSON TREES AND POWER LINES
DOWN ON TRIBBLE ROAD IN
TOWNVILLE. HAM RADIO
REPORT
0455 AM 11 NE WALHALLA SC WIND DAMAGE
11/11/02 OCONEE HAM RADIO REPORT OF A
TREE...AND POSSIBLE POWER
LINES...DOWN ON A HOUSE
IN THE SALEM COMMUNITY.
0530 AM 16 SE GREENVILLE SC WIND DAMAGE
11/11/02 GREENVILLE SOUTH GREENVILLE FIRE
DEPARTMENT REPORTED AN
OUTBUILDING...POSSIBLY A
LITTLE GARAGE...BLOWN
ONTO BLACK ROAD.
545 AM 12 NE ANDERSON SC WIND DAMAGE
11/11/02 ANDERSON THIRD PARTY HAM RADIO
REPORT OF ONE HOME...OR A
MANUFACTURED HOME...BLOWN
OFF A FOUNDATION.
0500 AM 15 NE ANDERSON SC WIND DAMAGE
11/11/02 ANDERSON TREES AND POWER LINES
DOWN ON TRANSYLVANIA
STREET IN PIEDMONT AND
OLD RIVER ROAD AND CEDAR
ROAD IN PELZER.
0555 AM 6 NW LAURENS SC WIND DAMAGE
11/11/02 LAURENS TREES AND POWER LINES
DOWN ON KNIGHTON CHANNEL
ROAD IN FOUNTAIN INN.
REPORT FROM LAURENS
COUNTY 911.
BURRUSThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 11, 12:40 AM EST | Severe Thunderstorm Warning | GSP | Graham, Swain | 65 min |
| Nov 11, 12:54 AM EST | Severe Thunderstorm Warning | GSP | Macon | 66 min |
| Nov 11, 6:51 AM EST | Severe Thunderstorm Warning | GSP | Mecklenburg, Union | 54 min |
| Nov 11, 8:11 AM EST | Severe Thunderstorm Warning | GSP | Union | 34 min |
| Nov 11, 8:11 AM EST | Severe Thunderstorm Warning | GSP | Union | 34 min |
| Nov 11, 3:09 AM EST | Severe Thunderstorm Warning | GSP | Oconee | 51 min |
| Nov 11, 3:56 AM EST | Severe Thunderstorm Warning | GSP | Pickens | 49 min |
| Nov 11, 4:10 AM EST | Severe Thunderstorm Warning | GSP | Greenville, Spartanburg | 50 min |
| Nov 11, 4:31 AM EST | Severe Thunderstorm Warning | GSP | Anderson, Oconee | 44 min |
| Nov 11, 5:15 AM EST | Tornado Warning | GSP | Anderson | 30 min |
| Nov 11, 5:26 AM EST | Severe Thunderstorm Warning | GSP | Greenville, Laurens, Spartanburg | 49 min |
| Nov 11, 6:27 AM EST | Severe Thunderstorm Warning | GSP | Chester | 48 min |
| Nov 11, 6:31 AM EST | Severe Thunderstorm Warning | GSP | Abbeville, Greenwood | 44 min |
| Nov 11, 6:35 AM EST | Tornado Warning | GSP | Greenwood | 40 min |
| Nov 11, 6:35 AM EST | Tornado Warning | GSP | Greenwood | 40 min |
| Nov 11, 7:36 AM EST | Severe Thunderstorm Warning | GSP | Chester | 24 min |
| Nov 11, 2:33 AM EST | Severe Thunderstorm Warning | GSP | Habersham, Rabun | 42 min |
| Nov 11, 4:01 AM EST | Severe Thunderstorm Warning | GSP | Franklin, Stephens | 44 min |
| Nov 11, 4:38 AM EST | Severe Thunderstorm Warning | GSP | Hart | 52 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2002Every severe thunderstorm warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.