Alert archive / North Carolina / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 177, NWS Greenville-Spartanburg, SC

August 25, 2000Burke County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 25, 2000, 9:04 PM EDT for Burke County, North Carolina. It was in force for 41 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
Aug 25, 2000, 9:04 PM EDT (01:04 UTC)
Expired
Aug 25, 2000, 9:45 PM EDT
In force
41 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

County Burke County, NC

The radar

The Greer radar (KGSP), 107 km from the middle of the area, began a volume at 01:05 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

TimeReportWhereRemark
Aug 25, 9:10 PM EDTHail 0.75Rutherford College, NC
Aug 25, 9:15 PM EDTHail 0.75Morganton, 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.1 hours before the alert went out and 167 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.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2000-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1547 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2000-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1547 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1191 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KGSP 260103
SVRGSP
NCC023-260145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
904 PM EDT FRI AUG 25 2000

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BURKE COUNTY IN WESTERN NORTH CAROLINA

* UNTIL 945 PM EDT

* AT 901 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM 7 MILES WEST OF HICKORY...OR ABOUT OVER ICARD...MOVING
  SOUTH AT 10 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  THE HICKORY AIRPORT AT 915 PM EDT

PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR
LARGE HAIL AND DAMAGING WINDS. FREaQUENT LIGHTNING AND LOCALLY HEAVY
RAIN CAN OCCUR WITH ANY THUNDERSTORM.

A SECOND THUNDERSTORM NEAR MORGANTON MAY ALSO STRENGTHEN TO A SEVERE
THUNDERTORM.

$$
JONES

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 Aug 25, 8:55 PM EDT, 9 minutes earlier.

Area forecast discussion, Aug 25, 8:55 PM EDT, 9 minutes before
SCZ001>014-019-NCZ033>037-048>059-062>072-082-GAZ010-017-018-026-028-
029-260055-

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
855 PM EDT FRI AUG 25 2000

CWA UNDER THE INFLUENCE OF A FEW WEAK SHORTWAVES DROPPING SOUTHEAST
THROUGH 09Z. RUC SHOWS GOOD 500 MB THERMAL TROUGH PERSISTING OVER
THE AREA OVERNIGHT. GSO 00Z SOUNDING PRETTY UNSTABLE WITH CAPE
AROUND 2200 J/KG AND TOTALS ABOUT 51. SFC TROUGH FROM NEAR GREENWOOD
TO GSO HELPING TO FOCUS LOW-LEVEL MOISTURE CONVERGENCE...ALTHOUGH
WEAK. ENOUGH UPPER LEVEL SUPPORT AND STEEPER LAPSE RATES ARE
COMBINING WITH THIS WEAK CONVERGENCE TO PRODUCE SCATTERED STRONG
THUNDERSTORMS IN THE PIEDMONT OF NC. UPPER 60 DWPTS HAVE POOLED IN
THE CLT AREA. PLAN TO KEEP SCATTERED PRECIP IN ZONES OVERNIGHT FOR
FOOTHILL AND PIEDMONT COUNTIES WITH HIGHEST CHC IN NC.

.GSP...
GA...NONE.
NC...NONE.
SC...NONE.

MOYER

In the hours before

Local storm report, Aug 25, 7:51 PM EDT, 1 hour 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
751 PM EDT FRI AUG 25 2000

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

736 PM     VALE                      NC   .50 INCH HAIL
08/25/00   LINCOLN                        SPOTTER REPORT OF MARBLE
                                          SIZE HAIL

737 PM     CAT SQUARE                NC   .50 INCH H AIL
08/25/00   LINCOLN                        MARBLE SIZE HAIL REPORTED
                                          BY AMATEUR RADIO

BWM

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 26, 1:34 AM EDTSevere Thunderstorm WarningGSPMecklenburg56 min

Nearby

Severe Thunderstorm Warnings in North 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; radar from the NEXRAD Level II archive.