Alert archive / North Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 142, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 27, 2002, 5:02 PM EDT for Iredell County, Rowan County, North Carolina. It was in force for 43 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 27, 2002, 5:02 PM EDT (21:02 UTC)
- Expired
- Jun 27, 2002, 5:45 PM EDT
- In force
- 43 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
Counties Iredell County, NC, Rowan County, NC
The radar
The Roanoke radar (KFCX), 150 km from the middle of the area, began a volume at 21:05 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.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.0 hours before the alert went out and 82 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
- 926 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 763 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KGSP 272102 SVRGSP NCC097-159-272145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 501 PM EDT THU JUN 27 2002 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN IREDELL COUNTY IN THE PIEDMONT OF NORTH CAROLINA WESTERN ROWAN COUNTY IN THE PIEDMONT OF NORTH CAROLINA * UNTIL 545 PM EDT * AT 501 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 9 MILES SOUTHEAST OF STATESVILLE...OR ABOUT 5 MILES SOUTHEAST OF TROUTMAN...MOVING NORTHEAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... CLEVELAND AT 515 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. $$ HG
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 27, 3:18 PM EDT, 1 hour 44 minutes earlier.
Area forecast discussion, Jun 27, 3:18 PM EDT, 1 hour 44 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 318 PM EDT THU JUN 27 2002 UNSETTLED WEATHER TO CONTINUE THROUGH MOST OF THIS FORECAST PACKAGE. CONVECTION FIRING THIS AFTERNOON AHEAD OF MID LEVEL SHORTWAVE...GETTING AN ASSIST FROM RIGHT ENTRANCE REGION OF 25H JET ACROSS CENTRAL APPALACHIANS...AND WITH MOISTURE CONVERGENCE IN LEE TROF POSITION. WILL BLANKET NC MOUNTAINS WITH LIKELY POPS OVERNIGHT...WITH HIGH CHANCE IN FOOTHILLS AND NORTHWEST PIEDMONT. TO THE SOUTH AND EAST...WHERE SOME DOWNSLOPE HAS AIDED IN A SLIGHT DRYING OF SURFACE DEWPOINTS...WILL HAVE POPS IN CHANCE CATEGORY. WHILE MOST OF THE CONVECTION WILL DISSIPATE WITH LOSS OF HEATING...COULD NOT RULE OUT SCATTERED CONVECTION ON AND OFF FOR MOST OF THE NITE IN THE WEST...WITH MODELS DROPPING A SHEARED OUT VORT LOBE OVER THE CWFA OVER THE NEXT 48 HOURS. VORT LOBE SWINGS SLOWLY SOUTHWARD THROUGH THE DAY FRIDAY AND INTO FRIDAY NITE...WITH ETA DRYING OUT THE ATMOSPHERIC COLUMN FOOTHILLS/PIEDMONT BY FRIDAY EVENING. AREA REMAINS QUITE MOIST ON THE AVN...WHICH HAS AN OVERDONE WET BIAS WITH THIS RUN. WILL HOLD ON TO LIKELY POPS FRIDAY...SINCE MAXES TOMORROW SHOULD BE JUST AS WARM AS TODAY/S. FLOW PICKS UP EVEN MORE AS EAST COAST TROF CONTINUES DIGGING DOWN INTO THE SOUTHEAST STATES...BUT THIS WILL BE COUNTERED BY SHORTWAVE RIDGING ATTEMPTING TO BUILD OVER THE AREA FROM THE WEST. COLD FRONT UPSTREAM HAS AN UNCERTAIN FUTURE...AT LEAST AS FAR AS DRYING US OUT AND COOLING US DOWN. ALL THREE SHORT RANGE MODELS SUGGEST THAT BOUNDARY WILL STAY TO OUR NORTH AND WEAKEN...RELOCATING ITSELF TEMPORARILY ON THE AVN AS A WELL DEFINED LEE TROF LATE SATURDAY. MEANWHILE...THE ETA CLOSES OFF A WAVE IN THE LEE TROF...AND RETROGRADES THE LOW. THE AVN...CLOSES OFF A LOW SATURDAY NITE AND SUNDAY. SO WHILE THERE IS DISAGREEMENT AS TO HOW THIS SCENARIO WILL PLAY OUT...IT SEEMS WE CAN EXPECT A CLOSED UPPER LOW SOMEWHERE IN OUR VICINITY DURING THE DAY SATURDAY. AFTER COORDINATION WITH OTHER OFFICES...WILL INCLUDE MOSTLY DAYTIME POPS THROUGH THE EXTENDED PERIOD...BUT KEEPING NEXT THURSDAY DRY FOR ALL BUT THE MOUNTAINS. FCSTID = 44 GSP 69 90 69 88 / 40 60 30 40 AND 70 91 70 88 / 40 60 30 40 CLT 69 90 70 87 / 40 60 30 40 HKY 68 87 67 86 / 50 60 30 40 AVL 64 82 64 83 / 60 60 30 40 .GSP... GA...NONE. NC...NONE. SC...NONE.
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.