Alert archive / North Carolina / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 71, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 3, 2007, 5:52 PM EDT for Swain County, North Carolina. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 3, 2007, 5:52 PM EDT (21:52 UTC)
- Expired
- Jun 3, 2007, 6:34 PM EDT
- In force
- 42 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
County Swain County, NC
The radar
The Knoxville radar (KMRX), 82 km from the middle of the area, began a volume at 21:54 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.9 hours before the alert went out and 246 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
- 5 J/kg
- Mixed-layer CIN
- -157 J/kg
- Mixed-layer LCL
- 1338 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KGSP 032152 SVRGSP NCC173-032245- /O.NEW.KGSP.SV.W.0071.070603T2152Z-070603T2245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 552 PM EDT SUN JUN 3 2007 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN SWAIN COUNTY IN WESTERN NORTH CAROLINA * UNTIL 645 PM EDT * AT 550 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 13 MILES NORTHWEST OF ROBBINSVILLE...OR ABOUT 10 MILES WEST OF FONTANA LAKE...AND WAS MOVING EAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... FONTANA LAKE BY 610 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. SEEK SHELTER INDOORS AWAY FROM WINDOWS AND DOORS UNTIL THE STORM PASSES. TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER... 1 8 7 7...6 3 3...6 7 7 2. LAT...LON 3556 8395 3547 8395 3543 8371 3554 8357 $$ NED
2 follow-up statements
000 WWUS52 KGSP 032210 SVSGSP SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 607 PM EDT SUN JUN 3 2007 NCC173-032245- /O.CON.KGSP.SV.W.0071.000000T0000Z-070603T2245Z/ SWAIN NC- 610 PM EDT SUN JUN 3 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR WEST CENTRAL SWAIN COUNTY... AT 604 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES NORTHWEST OF FONTANA LAKE...OR ABOUT 12 MILES NORTH OF ROBBINSVILLE...MOVING EAST AT 25 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... PAW PAW RIDGE AT 620 PM EDT LAT...LON 3556 8395 3547 8395 3543 8371 3554 8357 $$ NED
000 WWUS52 KGSP 032234 SVSGSP SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 634 PM EDT SUN JUN 3 2007 NCC173-032241- /O.CAN.KGSP.SV.W.0071.000000T0000Z-070603T2245Z/ SWAIN NC- 634 PM EDT SUN JUN 3 2007 ...THE SEVERE THUNDERSTORM WARNING FOR WESTERN SWAIN COUNTY IS CANCELLED... THE SEVERE THUNDERSTORM HAS WEAKENED NORTH OF FONTANA LAKE. THE THUNDERSTORM MAY PRODUCE PERIODS OF HEAVY DOWNPOURS AND GUST WINDS UNTIL 645 PM. LAT...LON 3556 8395 3547 8395 3543 8371 3554 8357 $$ NED
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 3, 2:58 PM EDT, 2 hours 54 minutes earlier.
Area forecast discussion, Jun 3, 2:58 PM EDT, 2 hours 54 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 258 PM EDT SUN JUN 3 2007 .SYNOPSIS... THE REMNANTS OF BARRY WILL CONTINUE TO MOVE UP THE EAST COAST TONIGHT AND MONDAY. A PAIR OF COLD FRONTS WILL CROSS THE SOUTHERN APPALACHIANS FROM THE WEST LATE MONDAY AND ON TUESDAY. THE SECOND FRONT WILL STALL ON WEDNESDAY...AND RETURN NORTH AS A WARM FRONT ON THURSDAY...LEAVING OUR AREA IN A WARM SURFACE RIDGE FOR FRIDAY AND SATURDAY. && .NEAR TERM /THROUGH MONDAY/... LATEST SURFACE ANALYSIS AT 1800 UTC SHOWS REMNANT LOW CENTERED EAST OF MYRTLE BEACH. FOR THE VERY NEAR TERM...WILL CONTINUE TO CONTEND WITH THE DECAYING AREA OF LIGHT PRECIP TRANSLATING SLOWLY ACROSS THE NC PIEDMONT...WHICH SHOULD FINALLY BE DRAGGED EAST OF THE FORECAST AREA BY THIS EVENING. WILL RETAIN A VERY HIGH PRECIP CHANCE ALONG AND EAST OF I-77 TO HANDLE THIS. THE OTHER IMMEDIATE CONCERN IS THE CONVECTION DEVELOPING EASTWARD OVER THE WRN TIP OF NC. SEE NO REASON WHY THE SCATTERED THUNDERSTORMS WOULD NOT CONTINUE TO DEVELOP DOWN ALONG THE SAVANNAH RIVER BASIN THROUGH THE EARLY EVENING GIVEN THE ONGOING DESTABILIZATION AND EXPECTED LOW LEVEL CONVERGENCE. MOST OF THIS ACTIVITY SHOULD DIMINISH WITH THE LOSS OF HEATING BY MID EVENING. A WEAK SHORT WAVE IS EXPECTED TO MOVE ACROSS THE MTNS LATE TONIGHT BUT WILL PROBABLY NOT BE ENOUGH TO TRIGGER ANY ADDITIONAL STORMS...SO A LULL IS EXPECTED AFTER MIDNIGHT. THERE IS THE POTENTIAL FOR SOME FOG LATER TONIGHT IF THE WINDS BECOME LIGHT ENOUGH...BUT THIS WILL NOT BE INCLUDED RIGHT NOW. ON MONDAY...THE UPPER LOW OVER THE GREAT LAKES WILL MOVE SLOWLY EASTWARD AND THE ASSOCIATED UPPER TROF WILL FINALLY DROP IN BEHIND THE DEPARTING REMNANTS OF BARRY. THE BALANCE OF THE DAY SHOULD BE QUIET IN THE WAKE OF THE FIRST WEAK WAVE WITH TEMPERATURES REBOUNDING CLOSE TO NORMAL. SHEAR WILL GRADUALLY INCREASE AS THE TROF AXIS APPROACHES. DEEP MIXING COULD EASILY BRING DOWN STRONGER WIND GUSTS OF GREATER THAN 30 MPH SO A LAKE WIND ADVISORY WILL HAVE TO BE CONSIDERED. FROM MID AFTERNOON ONWARD...IT COULD GET INTERESTING. SLIGHTLY COLDER AIR ALOFT WILL STEEPEN LAPSE RATES AND DROP THE FREEZING LEVEL...WHILE SHEAR INCREASES. IF IT WERE NOT FOR SOME WARMER AIR AROUND 600MB WE MIGHT BE LOOKING AT A GOOD SETUP FOR SCATTERED SEVERE STORMS IN THE LATE AFTERNOON AND EVENING AS THE MAIN SHORT WAVE DROPS IN FROM THE WNW...BUT A LACK OF INSTABILITY MIGHT PREVENT THINGS FROM GETTING OUT OF CONTROL. THE ONGOING FORECAST LOOKS GOOD BUT THE PRECIP CHANCES WILL BE TIME SHIFTED UNTIL LATER IN THE AFTERNOON. THIS KEEPS THE CHANCE OVER THE MTNS/FOOTHILLS AND ONLY A SLIGHT CHANCE ACROSS THE PIEDMONT. && .SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/... DOMINANT SYNOPTIC SCALE FEATURE FOR TUESDAY WILL BE THE LINGERING EASTERN CONUS TROUGH WITH ONE LAST S/WV ROTATING THROUGH TUESDAY AFTERNOON OR NIGHT. AN ATTENDANT WEAK SFC BNDRY WILL SWING ACRS AS WELL...BUT WITH LLVL FLOW OUT AHEAD OF THIS FRONT WESTERLY... WILL LIMIT CHANCES TO THE MTNS WITH JUST SLIGHT CHANCE IN THE PIEDMONT. WILL FAVOR THE PCPN FREE SOLUTIONS OF THE 03/12 UTC OP GFS AND 03/09 UTC SREF WEDNESDAY...FEATURING A NEBULOUS WESTERLY FLOW...ALBEIT ACCOMPANIED BY A Q-STNRY BNDRY...ACRS THE CWFA WITH THE BETTER INSTABILITY OFF TO OUR SOUTH. && .LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/... MEDIUM RANGE GUIDANCE CONTINUES TO ADVERTISE AFOREMENTIONED STALLED FRONT MOVING BACK NORTH AS A WARM FRONT ON THURSDAY ALLOWING FOR A QUICK WARM-UP. WITH BUILDING UPPER RIDGING...WILL LIMIT ANY DIURNALLY FIRED DEEP CONVECTION TO THE NC MTNS. LINGERING UPPER RIDGING AND DOWNSLOPE FLOW WILL HEAT THINGS UP EVEN FURTHER FOR FRIDAY...AND WILL FCST THE WARMEST DAY SO FAR THIS SPRING... MID 90S ACRS THE PIEDMONT...AND PERHAPS THE FIRST 90 DEGREE DAY AT KAVL. AGAIN...THANKS TO UPPER RIDGING...WILL CONTINUE TO KEEP ANY TSTM CHANCES DIURNAL IN NATURE AND LIMITED TO THE HIGHER TERRAIN. WILL BANK ANY POTENTIAL MCS TRACKS REMAINING NORTHEAST OF THE CWFA. PATTERN SEEMS TO BECOME LESS SUPPRESSED OVER THE UPCOMING WEEKEND...BUT IT WILL CONTINUE TO BE WARM WITH A DAILY CHANCE OF MAINLY DIURNALLY FIRED TSTMS. && .AVIATION /19Z SUNDAY THROUGH FRIDAY/... WILL HAVE TO CONTEND WITH MVFR CEILINGS AND OCCASIONAL MVFR VISIBILITY OVER THE NC PIEDMONT FOR THE NEXT SEVERAL HOURS AS THE DECAYING AREA OF LIGHT PRECIP ON THE WRN PERIPHERY OF THE CIRCULATION AROUND THE REMNANT LOW OF BARRY TRANSLATES SLOWLY EASTWARD. THAT SHOULD KEEP MAINLY AN MVFR CEILING...OR AT LEAST A LOW VFR CEILING AOB 4000 FT AT KCLT UNTIL AROUND 2000 UTC...AT WHICH TIME THE BACK EDGE OF THE LOW CLOUDS WILL MOVE PAST BASED ON SATELLITE TRENDS. SO...EXPECT A QUICK IMPROVEMENT AT KCLT BY 2100 UTC...WITH SIMILAR TRENDS AT KHKY. ELSEWHERE...MOST SITES SHOULD BE VFR. THUNDERSTORMS ARE MOST LIKELY AT KAND OWING TO ONGOING DESTABILIZATION WHERE SKY HAS CLEARED. A VCSH HAS BEEN INCLUDED THERE FOR THE TIME BEING BUT BE ON THE LOOKOUT FOR DEVELOPING THUNDERSTORMS THROUGH THE SAV RIVER VALLEY. KAVL HAS SOME POTENTIAL AS WELL...BUT THE PRECIP MENTION HAS BEEN KEPT OUT FOR NOW UNTIL SOME SIGNS OF DESTABILIZATION ARE SEEN. OVERNIGHT...THE CLOUDS WILL THIN OUT WITH A LIGHT SW OR W FLOW EXPECTED. FOG POTENTIAL IS THE MAIN CONCERN WITH GROUND REMAINING WET FROM RECENT RAIN. FOR NOW...WILL ONLY MENTION MVFR FOG IN THE NC TAFS WHERE RAIN FELL THE LONGEST. THE OUTLOOK FOR MONDAY IS VFR WITH SCATTERED LOW CLOUDS BUT A BRISK W OR SW WIND DEVELOPING. FOR THE REST OF THE WEEK...VFR CONDITIONS ARE EXPECTED TO PREVAIL MAINLY...BUT KAVL COULD HAVE MVFR FOG AROUND SUNRISE EACH MORNING. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SYNOPSIS...TJB NEAR TERM...PM SHORT TERM...CSH LONG TERM...CSH AVIATION...PM
Hazardous weather outlook, Jun 3, 2:15 PM EDT, 3 hours 37 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 215 PM EDT SUN JUN 3 2007 GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065- 068>072-082-501>510-SCZ001>014-019-041815- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER- IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 215 PM EDT SUN JUN 3 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT HAZARDOUS WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY HAZARDOUS WEATHER IS NOT EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. MOORE
In the hours before
Special weather statement, Jun 3, 5:30 PM EDT, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 530 PM EDT SUN JUN 3 2007 SCZ019-032200- GREENWOOD- 530 PM EDT SUN JUN 3 2007 ...A STRONG THUNDERSTORM WILL AFFECT GREENWOOD COUNTY THROUGH 600 PM EDT... AT 526 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR RUCKERSVILLE...OR 5 MILES EAST OF ELBERTON. THIS STORM WAS NEARLY STATIONARY. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO VERDERY AND CALLISON. PEA SIZE HAIL...AND WINDS 30 TO 40 MPH ARE EXPECTED WITH THIS STORM. NED
Special weather statement, Jun 3, 5:44 PM EDT, 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 544 PM EDT SUN JUN 3 2007 NCZ051-058-032215- GRAHAM-SWAIN- 544 PM EDT SUN JUN 3 2007 ...A STRONG THUNDERSTORM WILL AFFECT GRAHAM AND SWAIN COUNTIES THROUGH 615 PM EDT... AT 540 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR TAPOCO...OR 13 MILES NORTHWEST OF ROBBINSVILLE...MOVING EAST AT 25 MPH. THIS STORM WILL BE NEAR... FONTANA VILLAGE BY 600 PM EDT. MOTHBALL SIZE HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. NED
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 2:53 AM EDT | Lake Wind Advisory | GSP | Cabarrus, Mecklenburg, Union | 9 hr |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2007Every severe thunderstorm warning in 2007
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.