Alert archive / North Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 302, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Nov 11, 2002, 8:11 AM EST for Union County, North Carolina. It was in force for 34 min. 1 report 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, 8:11 AM EST (13:11 UTC)
- Expired
- Nov 11, 2002, 8:45 AM EST
- In force
- 34 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Union County, NC
The radar
The Columbia radar (KCAE), 128 km from the middle of the area, began a volume at 13:15 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 11, 8:20 AM EST | Thunderstorm Wind 55 E | Marshville, NC | Numerous trees were blown over or uprooted. |
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.
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, 6:35 AM EST | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 1.2 hours before the alert went out and 134 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
- 1142 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 535 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 235 m²/s²
- 0-3 km storm-relative helicity
- 237 m²/s²
- Significant tornado parameter
- 1.9
- Supercell composite
- 6.4
The text
As transmitted, in the capitals the NWS used until 2016.
621 WUUS52 KGSP 111311 SVRGSP NCC179-111345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 811 AM EST MON NOV 11 2002 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... UNION COUNTY IN THE PIEDMONT OF NORTH CAROLINA * UNTIL 845 AM EST * AT 811 AM EST...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 10 MILES SOUTH OF MONROE...MOVING EAST AT 50 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... WINGATE AT 815 AM EST. STURDIVANTS AT 820 AM EST. ALTHOUGH TORNADOES HAVE NOT BEEN DETECTED WITH THIS SEVERE THUNDERSTORM...A TORNADO WATCH IS IN EFFECT. TORNADOES CAN DEVELOP WITHOUT WARNING FROM A SEVERE THUNDERSTORM. THIS RAPIDLY MOVING SEVERE THUNDERSTORM MAY CAUSE WINDS FROM 60 TO 100 MPH...AND MAY MOVE THROUGH VERY QUICKLY WITH LITTLE THUNDER... LIGHTNING...OR RAIN. LAT...LON 3502 8076 3475 8058 3481 8032 3517 8028 $$ RWH
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, 7:10 AM EST, 1 hour 1 minute earlier.
Area forecast discussion, Nov 11, 7:10 AM EST, 1 hour 1 minute before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 710 AM EST MON NOV 11 2002 WILL UPDATE ZFP TO REMOVE NC PIEDMONT FROM TOR WATCH...AND TO ADD LATEST EXP TIME TO THE REST OF ZONE UNDER WATCH # 760. 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, 1 hour 56 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, 6:33 AM EST, 1 hour 38 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.
BURRUSLocal storm report, Nov 11, 7:14 AM EST, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
714 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
700 AM 4 SW GREENWOOD SC TORNADO
11/11/02 GREENWOOD TORNADO ON GROUND NEAR
HIGHWAY 25 REPORTED BY
SHERIFFS OFFICER
JMPLocal storm report, Nov 11, 7:20 AM EST, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
720 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
650 AM 6 SW GREENWOOD SC WIND DAMAGE
11/11/02 GREENWOOD TREE BLOCKING HIGHWAY 10.
REPORTED BY COUNTY
COMMUNICATIONS CENTER.
635 AM CLOVER SC WIND DAMAGE
11/11/02 YORK STREET LIGHT AND POWER
LINES DOWN IN CLOVER.
OTHER REPORTS OF TREES
DOWN SCATTERED ACROSS THE
COUNTY. REPORTED BY
COUNTY COMMS CENTER.
630 AM 15 SW ELBERTON GA WIND DAMAGE
11/11/02 ELBERT 2 TREES DOWN ON BOBBY
BROWN STATE PARK RD.
REPORTED BY COUNTY
COMMUNICATIONS CENTER.
536 AM SIMPSONVILLE SC WIND DAMAGE
11/11/02 GREENVILLE TREES DOWN IN TOWN.
REPORTED BY PUBLIC.
545 AM FOUNTAIN INN SC WIND DAMAGE
11/11/02 LAURENS TREES DOWN ON COOKES
BRIDGE RD. REPORTED BY
COUNTY COMMUNICATIONS
CENTER.
612 AM UNION SC WIND DAMAGE
11/11/02 UNION TREE DOWN ON A HOUSE AT
104 WALLACE STREET.
NUMEROUS OTHER TREES DOWN
ACROSS THE COUNTY.
REPORTED BY COUNTY
COMMUNICATIONS CENTER.
MCAVOYLocal storm report, Nov 11, 7:53 AM EST, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
753 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0635 AM 4 SW YORK SC WIND DAMAGE
11/11/02 YORK TREE DOWN ACROSS A ROAD
AND POWER OUTAGES IN
SHARON. HAM RADIO REPORT.
BURRUSLocal storm report, Nov 11, 7:54 AM EST, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
754 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
640 AM 5 W YORK SC WIND DAMAGE
11/11/02 YORK POWER OUTAGES REPORTED
FROM HAM RADIO OPERATOR.
BURRUSLocal storm report, Nov 11, 7:56 AM EST, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
756 AM EST MON NOV 11 2002
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 AM 8 N YORK SC WIND DAMAGE
11/11/02 YORK POWER LINES DOWN IN
CLOVER. HAM RADIO REPORT.
0645 AM ROCK HILL SC WIND DAMAGE
11/11/02 YORK 30 FOOT TREE DOWN IN THE
VICINITY OF THE ROCK HILL
MALL. HAM RADIO REPORT.
0712 AM CHARLOTTE NC WIND DAMAGE
11/11/02 MECKLENBURG FIRE DEPARTMENT REPORTS A
POWER LINE DOWN DOWNTOWN.
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 |
Nearby
Severe Thunderstorm Warnings in North 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; radar from the NEXRAD Level II archive.