Alert archive / North Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 206, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 4, 2002, 2:14 PM EDT for Cabarrus County, Mecklenburg County, North Carolina. It was in force for 61 min. 2 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
- Jul 4, 2002, 2:14 PM EDT (18:14 UTC)
- Expired
- Jul 4, 2002, 3:15 PM EDT
- In force
- 61 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
Counties Cabarrus County, NC, Mecklenburg County, NC
The radar
The Greer radar (KGSP), 147 km from the middle of the area, began a volume at 18:16 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 |
|---|---|---|---|
| Jul 4, 2:20 PM EDT | Hail 0.88 | Harrisburg, NC | Reported on Highway 49. |
| Jul 4, 3:15 PM EDT | Hail 0.75 | Matthews, NC |
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 nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 6.2 hours before the alert went out and 235 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
- 812 J/kg
- Mixed-layer CIN
- -140 J/kg
- Mixed-layer LCL
- 1004 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
085 WUUS52 KGSP 041814 SVRGSP NCC025-119-041915- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 214 PM EDT THU JUL 4 2002 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA SOUTHERN CABARRUS COUNTY IN THE PIEDMONT OF NORTH CAROLINA * UNTIL 315 PM EDT * AT 214 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 7 MILES SOUTH OF CONCORD...OR ABOUT 5 MILES EAST OF HARRISBURG...MOVING WEST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... HARRISBURG AT 245 PM. NEWELL AT 315 PM. PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR WITH ANY THUNDERSTORM. $$ NED/LAMB
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 Jul 4, 11:10 AM EDT, 3 hours 4 minutes earlier.
Area forecast discussion, Jul 4, 11:10 AM EDT, 3 hours 4 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1110 AM EDT THU JUL 4 2002 THE BROKEN RECORD CONTINUES OVER CWFA AS ENE FLOW AND H5 COLD TROF REMAIN IN PLACE OVER THE REGION. GSO SOUNDING WAS NOT AVAILABLE...BUT A MODIFIED RNK SOUNDING HAS A 3000 CAPE. THE WBZ IS AGAIN AROUND 12KFT...THOUGH PULSE STORMS YDAY DID PRODUCE A FAIR AMOUNT OF SMALL HAIL. JUST LIKE YDAY...LEE TROUGH SUPERIMPOSED ON A LARGER SCALE LLVL SYNOPTIC SCALE TROF WL RESULT IN MOISTURE CONVERGENCE FROM CENTRAL VA INTO WRN NC. EXPECT TSRA TO DEVELOP IN HIGHER INSTABILITY TO OUR N...THEN SLOWLY PUSH WSW. WL PUT SEVERE MENTION AND HEAVY RAIN IN THE ZONES AGAIN TDA. SOME AC OVER THE SW ZONES SHOULD DISSIPATE FAIRLY SOON...AND DON/T EXPECT THIS TO HAVE MUCH EFFECT ON TEMPERATURES. IT WL PUSH CONVECTIVE INITIATION A HOUR OR TWO. .GSP... GA...NONE. NC...NONE. SC...NONE. MCAVOY
In the hours before
Special weather statement, Jul 4, 11:35 AM EDT, 2 hours 39 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014- 019-042230- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1135 AM EDT THU JUL 4 2002 ...SCATTERED SEVERE THUNDERSTORMS TO DEVELOP AGAIN THIS AFTERNOON AND EVENING... THERE HAS BEEN LITTLE CHANGE IN THE AIRMASS OVER THE WESTERN CAROLINAS AND NORTHEAST GEORGIA SINCE YESTERDAY. ONCE AGAIN...THUNDERSTORMS WILL INITIALLY DEVELOP OVER THE HIGHER ELEVATIONS OF THE BLUE RIDGE IN THE EARLY AFTERNOON. LATER IN THE DAY...THUNDERSTORMS WILL DEVELOP FARTHER TO THE EAST. WHILE THE BEST CHANCE OF SEVERE WEATHER WILL BE IN THE MOUNTAINS...JUST ABOUT ANY LOCATION ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA HAS A CHANCE OF SEEING A SEVERE THUNDERSTORM THIS AFTERNOON AND EVENING. THE PRIMARY THREAT FROM THUNDERSTORMS TODAY WILL HAIL TO THE SIZE OF NICKELS AND DAMAGING WINDS. THE THUNDERSTORMS WILL ONCE AGAIN BE SLOW MOVING. THIS WILL LIMIT THE AREA AFFECTED BY DAMAGING WINDS AND HAIL...BUT WILL RESULT IN A FEW LOCATIONS SEEING EXCESSIVE RAINFALL. IN PARTICULAR...THE EASTERN SLOPES OF THE BLUE RIDGE MAY SEE SOME LOCALIZED FLASH FLOODING. SPOTTER GROUPS SHOULD BE PREPARED TO ACTIVATE THIS AFTERNOON AND THIS EVENING. DISPATCHERS SHOULD ENSURE COUNTY EMERGENCY MANAGEMENT OFFICIALS ARE AWARE OF THIS INFORMATION. MCAVOY
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 3:26 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg, Union | 64 min |
| Jul 4, 4:05 PM EDT | Severe Thunderstorm Warning | GSP | Madison | 40 min |
| Jul 4, 4:39 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe | 66 min |
| Jul 4, 5:30 PM EDT | Severe Thunderstorm Warning | GSP | Davie | 60 min |
| Jul 4, 5:54 PM EDT | Severe Thunderstorm Warning | GSP | Gaston | 66 min |
| Jul 4, 5:57 PM EDT | Severe Thunderstorm Warning | GSP | Iredell | 63 min |
| Jul 4, 5:58 PM EDT | Severe Thunderstorm Warning | GSP | Caldwell | 62 min |
| Jul 4, 6:14 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland | 61 min |
| Jul 4, 6:18 PM EDT | Severe Thunderstorm Warning | GSP | Rowan | 57 min |
| Jul 4, 6:28 PM EDT | Severe Thunderstorm Warning | GSP | Alexander | 62 min |
| Jul 4, 6:49 PM EDT | Severe Thunderstorm Warning | GSP | Rutherford | 56 min |
| Jul 4, 6:55 PM EDT | Severe Thunderstorm Warning | GSP | Catawba | 65 min |
| Jul 4, 7:04 PM EDT | Severe Thunderstorm Warning | GSP | Lincoln | 56 min |
| Jul 4, 7:27 PM EDT | Severe Thunderstorm Warning | GSP | Rowan | 63 min |
| Jul 4, 7:51 PM EDT | Severe Thunderstorm Warning | GSP | Polk | 54 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.