Alert archive / South Carolina / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 96, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 22, 2000, 1:30 PM EDT for Chester County, South Carolina. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 22, 2000, 1:30 PM EDT (17:30 UTC)
- Expired
- Jun 22, 2000, 2:00 PM EDT
- In force
- 30 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Chester County, SC
The radar
The Columbia radar (KCAE), 83 km from the middle of the area, began a volume at 17:32 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.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 5.5 hours before the alert went out and 192 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
- 530 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 991 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 25 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
846 WUUS52 KGSP 221731 SVRGSP SCC023-221800- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 130 PM EDT THU JUN 22 2000 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN CHESTER COUNTY IN UPSTATE SOUTH CAROLINA * UNTIL 200 PM EDT * AT 130 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM WITH DAMAGING WINDS 14 MILES SOUTHEAST OF CHESTER...OR ABOUT 6 MILES NORTHWEST OF GREAT FALLS...MOVING EAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... GREAT FALLS AT 135 PM EDT FORT LAWN AT 145 PM EDT SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OF 60 TO 100 MPH. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES AND SOMETIMES BUILDINGS. VERY LARGE OR WIND-DRIVEN HAIL CAN INJURE ANYONE CAUGHT OUTSIDE. $$ 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 Jun 22, 10:13 AM EDT, 3 hours 17 minutes earlier.
Area forecast discussion, Jun 22, 10:13 AM EDT, 3 hours 17 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1013 AM EDT THU JUN 22 2000 PRECIP MOVING THROUGH THE AREA ATTM ALMOST OUT OF THE NC MTNS. PRETTY GOOD UPR LEVEL WAVE MOVES THROUGH THE AREA THIS AFTERNOON. ATMOS REMAINS QUITE MOIST...ALTHOUGH MID LEVEL DRYING WILL WORK IN THIS AFT. ATMOS BECOMES QUITE UNSTABLE WITH GOOD WIND SHEAR FOR THIS TIME OF YEAR...ESP ACROSS NC. 12Z GSO RAOB HAD 35 KT WINDS AT H5. FREEZING LEVEL AND WET BULB ZERO HIGH SO DAMAGING WINDS MOST LIKELY SVR THREAT. THE SVR THREAT CONTINUES GIVEN ABOVE CONDITIONS. ERN AND SRN SECTIONS OF CWA MOST LIKELY AREAS. WILL LOWER POPS ACROSS NC MTNS BUT WILL NOT DROP COMPLETELY AS SOME REDEVELOPMENT COULD OCCUR. WILL RAISE POPS REST OF AREA. LIKELY NRN FOOTHILLS/NW PIEDMONT...GOOD CHC ELSEWHERE. MAY HAVE TO MODIFY TEMPS AS WELL. .GSP...NONE. RWH
In the hours before
Special weather statement, Jun 22, 10:46 AM EDT, 2 hours 44 minutes before
GAZ010-017-018-026-028-029-NCZ034>037-054>057-066>072-082-SCZ001>014- 019-222100- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1046 AM EDT THU JUN 22 2000 ...A FEW SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON... THE ATMOSPHERE OVER PORTIONS OF THE FOOTHILLS AND PIEDMONT OF NORTH AND SOUTH CAROLINA...AND PORTIONS OF EXTREME NORTHEAST GEORGIA WILL BECOME SUFFICIENTLY UNSTABLE FOR THUNDERSTORMS TO FORM THIS AFTERNOON. THE THUNDERSTORMS SHOULD DEVELOP ALONG A SURFACE TROUGH OF LOW PRESSURE AND SPREAD EAST AS THE AFTERNOON PROGRESSES. AT THE SAME TIME...A WEAK UPPER LEVEL LOW WILL CROSS THE REGION...HELPING TO ORGANIZE THE THUNDERSTORMS. AT THIS TIME...THE GREATEST THREAT FOR SEVERE WEATHER APPEARS TO BE ALONG AND EAST OF INTERSTATE 77 IN NORTH CAROLINA...AND SOUTH AND EAST OF INTERSTATE 85 IN SOUTH CAROLINA AND NORTHEAST GEORGIA. DAMAGING WINDS OF 58 MPH OR HIGHER ARE THE GREATEST THREAT...HOWEVER SOME LARGE HAIL IS ALSO POSSIBLE. SPOTTER GROUP ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. DISPATCHERS SHOULD ENSURE COUNTY EMERGENCY MANAGEMENT OFFICIALS ARE AWARE OF THIS INFORMATION. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE MEDIA OUTLET FOR MORE INFORMATION ON THIS WEATHER SITUATION. RWH
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.