Alert archive / South Carolina / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 111, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 6, 2000, 6:55 PM EDT for Union County, South Carolina. It was in force for 50 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
- Jul 6, 2000, 6:55 PM EDT (22:55 UTC)
- Expired
- Jul 6, 2000, 7:45 PM EDT
- In force
- 50 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Union County, SC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 6, 7:10 PM EDT | Thunderstorm Wind 60 E | Union, SC |
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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.9 hours before the alert went out and 220 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
- 249 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 604 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
699 WUUS52 KGSP 062258 SVRGSP SCC087-062345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 655 PM EDT THU JUL 6 2000 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... UNION COUNTY IN UPSTATE SOUTH CAROLINA * UNTIL 745 PM EDT * AT 655 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 12 MILES SOUTH OF GAFFNEY...OR ABOUT 7 MILES NORTHEAST OF JONESVILLE...MOVING SOUTH AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... JONESVILLE AT 705 PM EDT ADAMSBURG AT 710 PM EDT UNION AT 720 PM EDT MONARCH MILLS AT 720 PM EDT CARLISLE AT 740 PM EDT 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. $$ MOORE
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 6, 2:30 PM EDT, 4 hours 25 minutes earlier.
Area forecast discussion, Jul 6, 2:30 PM EDT, 4 hours 25 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 230 PM EDT THU JUL 6 2000 BUILDING HEIGHTS ACROSS THE AREA THROUGH THE SHORT RANGE PERIOD WILL DO LITTLE TO DRY OUT THE PERSISTENT MOISTURE AT 850 MB AND BELOW ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. SURFACE BOUNDARY HAS PUSHED INTO NC IN CENTRAL AND EASTERN PARTS BUT CONTINUES TO MAKE LITTLE PROGRESS NEARER THE MOUNTAINS. RESIDUAL EVENING POPS SHOULD ONLY BE NEEDED FARTHER SOUTHWEST...NEARER THE 850 MB THETA E RIDGE AND DOWNSTREAM FROM ONGOING CONVECTION IN ERN TN. THE ETA MODEL IS THE MOST AGGRESSIVE AT SENDING EAST TO SOUTHEAST WEAK UPSLOPE FLOW BACK AGAINST THE SRN APPALACHIANS AS THE SFC HIGH BUILDS DOWN INTO THE GREAT LAKES THROUGH THE PERIOD. ALL MODELS...HOWEVER...KEEP SOMETHING OF A MOISTURE POOL OVER THE AREA WITH THE BEST MOISTURE AND LIFT COMBINATION ALONG THE SRN MTN EASTERN ESCARPMENT FROM LATE FRI THROUGH SATURDAY. ONLY THE ETA SUGGESTS AN INVERTED TROUGH UP THE SRN MTNS WITH WEAK ISENTROPIC UPGLIDE THROUGH THE MOISTURE. WILL THUS INTRODUCE 30 POPS FROM LATE FRI THROUGH SAT ACROSS FOOTHILL AND MOUNTAIN ZONES AND RELEGATE PIEDMONT TO A SILENT 20 POP. FWC MOS NUMBERS LOOK MORE REASONABLE THROUGH SAT THAN PREVIOUS DAYS. AIRMASS COOLS SLIGHTLY AND ANY RESIDUAL UPSLOPE CLOUD COVER AGAINST ERN MTNS MAY LIMIT MINS FURTHER ON SAT. ...PRELIM NUMBERS... FCSTID = 33 GSP 70 91 69 87 / 20 30 30 30 AND 70 91 69 88 / 20 30 30 30 CLT 71 88 68 87 / 10 20 20 20 HKY 70 86 66 85 / 10 20 20 20 AVL 67 83 64 83 / 20 30 30 30 .GSP... GA...NONE. NC...NONE. SC...NONE. HG
In the hours before
Local storm report, Jul 6, 6:07 PM EDT, 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
607 PM EDT THU JUL 6 2000
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
545 PM HOT SPRINGS NC WIND DAMAGE
07/06/00 MADISON EOC RELAYED REPORT OF
TREES BLOWN DOWN...SOME
ONTO POWER LINES.
JONES
NNNNThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 6:42 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee | 48 min |
| Jul 6, 7:42 PM EDT | Severe Thunderstorm Warning | GSP | Laurens | 33 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2000Every severe thunderstorm warning in 2000
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.