Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 87, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 5, 2012, 3:01 PM EDT for Laurens County, Spartanburg County, South Carolina. It was in force for 59 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 5, 2012, 3:01 PM EDT (19:01 UTC)
- Expired
- Apr 5, 2012, 4:00 PM EDT
- In force
- 59 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Laurens County, SC, Spartanburg County, SC
The radar
The Greer radar (KGSP), 28 km from the middle of the area, began a volume at 19:01 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 5, 3:18 PM EDT | HAIL 1 | 1 Se Woodruff, SC |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 17 minutes after it went out.
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 5, 1:47 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.0 hours before the alert went out and 237 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1169 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
309
WUUS52 KGSP 051901
SVRGSP
SCC059-083-052000-
/O.NEW.KGSP.SV.W.0087.120405T1901Z-120405T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
301 PM EDT THU APR 5 2012
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTH CENTRAL LAURENS COUNTY IN UPSTATE SOUTH CAROLINA...
SOUTHEASTERN SPARTANBURG COUNTY IN UPSTATE SOUTH CAROLINA...
* UNTIL 400 PM EDT
* AT 257 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
WOODRUFF...OR 13 MILES NORTH OF LAURENS...AND MOVING NORTHEAST AT
10 MPH.
* THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
WOODRUFF.
ENOREE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED
REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2.
&&
LAT...LON 3472 8217 3496 8176 3480 8179 3472 8181
3461 8203
TIME...MOT...LOC 1901Z 246DEG 9KT 3469 8207
$$
NED2 follow-up statements
624
WWUS52 KGSP 051924 RRA
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
324 PM EDT THU APR 5 2012
SCC059-051934-
/O.CAN.KGSP.SV.W.0087.000000T0000Z-120405T2000Z/
LAURENS SC-
324 PM EDT THU APR 5 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL LAURENS COUNTY
IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THIS AREA.
LAT...LON 3466 8197 3466 8199 3469 8205 3474 8208
3475 8211 3476 8211 3496 8176 3472 8182
3465 8195 3465 8197
TIME...MOT...LOC 1924Z 246DEG 9KT 3471 8201
$$
SCC083-052000-
/O.CON.KGSP.SV.W.0087.000000T0000Z-120405T2000Z/
SPARTANBURG SC-
324 PM EDT THU APR 5 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
SPARTANBURG COUNTY UNTIL 400 PM EDT...
AT 322 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
WOODRUFF...OR 14 MILES NORTH OF LAURENS...MOVING NORTHEAST AT 10 MPH.
THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF
SOUTHEASTERN SPARTANBURG COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED
REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2.
&&
LAT...LON 3466 8197 3466 8199 3469 8205 3474 8208
3475 8211 3476 8211 3496 8176 3472 8182
3465 8195 3465 8197
TIME...MOT...LOC 1924Z 246DEG 9KT 3471 8201
$$
NED084 WWUS52 KGSP 051945 SVSGSP SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 345 PM EDT THU APR 5 2012 SCC083-052000- /O.CON.KGSP.SV.W.0087.000000T0000Z-120405T2000Z/ SPARTANBURG SC- 345 PM EDT THU APR 5 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN SPARTANBURG COUNTY UNTIL 400 PM EDT... AT 342 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES EAST OF WOODRUFF...OR 15 MILES SOUTH OF SPARTANBURG...MOVING NORTHEAST AT 10 MPH. AT 318 PM...QUARTER SIZED HAIL WAS REPORTED FROM THE WOODRUFF AREA. LOCATIONS IMPACTED INCLUDE... PAULINE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2. && LAT...LON 3478 8208 3496 8176 3472 8182 3467 8191 TIME...MOT...LOC 1945Z 246DEG 9KT 3474 8193 $$ 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 Apr 5, 10:46 AM EDT, 4 hours 15 minutes earlier.
Area forecast discussion, Apr 5, 10:46 AM EDT, 4 hours 15 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1046 AM EDT THU APR 5 2012 .SYNOPSIS... LOW PRESSURE WILL APPROACH FROM THE WEST TODAY ENHANCING SHOWER AND THUNDERSTORM ACTIVITY INTO THE EVENING. THE UPPER LOW WILL MERGE WITH THE DEPARTING TROUGH AS IT MOVES OFF THE EAST COAST ON FRIDAY. COOL AND DRY HIGH PRESSURE WILL BUILD OVER OUR REGION INTO SATURDAY AND THEN WEAKEN. AN UPPER TROUGH IS FORECAST TO SET UP OVER THE EAST NEXT WEEK WHICH COULD LEAD TO COOLER THAN NORMAL TEMPERATURES. && .NEAR TERM /THROUGH TONIGHT/... AS OF 1045 AM...AREA OF SHRA ALONG THE I-40 CORRIDOR IS MOVING EAST WITH WEAK SHORT WAVE. THIS ACTIVITY SHUD END/MOVE EAST BEFORE NOON. OTHERWISE...GOING FCST IN PRETTY GOOD SHAPE. COLD FRONT IS DRAPED ACROSS THE CWFA. HOWEVER...THE VERY DRY DEW POINTS HAVE NOT MADE IT INTO THE CWFA. THIS COULD BE AN AFFECT OF THE SHRA. STILL EXPECT LOWER DEW POINTS AND INSTABILITY ACROSS THE NORTH...BUT THE SLOWER ONSET OF VERY DRY AIR COULD KEEP THINGS UNSTABLE FARTHER NORTH. SVR CHANCES CLOSER TO THE FRONT ARE LOOKING EVEN BETTER THAN PREVIOUSLY GIVEN THE VERY DRY MID LEVEL AIR SEEN ON THE 12Z KFFC RAOB. DCAPE VALUES ARE CURRENTLY AS HIGH AS 1100 J/KG ACROSS THE UPSTATE/NE GA. THIS COMBINED WITH A VERY LOW WET BULB ZERO SHUD ENHANCE THE CHANCE OF DAMAGING DOWNBURSTS AND LARGE HAIL. AT LEAST MODERATE INSTABILITY IS EXPECTED WITH CURRENT CAPE VALUES OF 1000 J/KG ACROSS THE SAME AREA. GUIDANCE STILL SHOWING GOOD UPPER DIVERGENCE WITH APPROACHING JET MAX AHEAD OF THE H5 LOW. GOOD LOW LEVEL CONVERGENCE LOOKS ON TRACK WITH THE SFC FRONT IN PLACE. INCREASED HIGHS SLIGHTLY OVER THE UPSTATE GIVEN CURRENT TEMPS. WINDS ADJUSTED TO CURRENT GUIDANCE WHICH IS MORE IN LINE WITH ACTUAL FRONTAL PLACEMENT. AS OF 555 AM EDT...SKIES HAVE LARGELY CLEARED BEHIND A SHORT WAVE THAT/S MOVED INTO THE WESTERN PART OF THE FA. AHEAD OF THE WAVE THERE IS A MID LEVEL OVERCAST AND SOME HIGH BASED SHRA. THE GRIDS HAVE BEEN UPDATED TO REFLECT THESE TRENDS. THE CLEARING SKIES WILL ALLOW FOR A RAPID WARMUP THIS MORNING AND MAY SIGNAL AN EARLY START FOR THUNDERSTORMS OVER THE MOUNTAINS. PREVIOUS DISCUSSION... AN UPPER LOW CURRENTLY CENTERED OVER TULSA OK WILL MOVE QUICKLY EAST SOUTHEASTWARD TODAY AND TONIGHT. BY 12 UTC FRI THE LOW SHOULD BE LOCATED NEAR SAVANNAH. A BACK DOOR COLD FRONT WILL SLOWLY MOVE SOUTH ACROSS THE FA THIS MORNING. THE NAM AND MOST OTHER MODELS STALL THE FRONT FOR A WHILE OVER THE WRN UPSTATE AND THE CENTRAL NC MTNS...WHILE THE GFS IS A LITTLE MORE PROGRESSIVE. THE SREF ALSO STALLS THE FRONT OVER THE FA...AND THE NAM IS THE PREFERRED SOLUTION FOR THE FIRST TWO PERIODS OF THE FORECAST. THERE WILL BE GOOD LLVL CONVERGENCE AND MOISTURE POOLING...WITH DEWPOINTS LIKELY TO BE IN THE L60S ALONG THE SFC FRONT. AT THE SAME TIME...THE NAM SPREADS STRONG Q-VECTOR CONVERGENCE ACROSS THE FA DURING THE AFTN HOURS. AS LAPSE RATES STEEPEN AHEAD OF THE UPPER LOW...VIGOROUS CONVECTION SHOULD DEVELOP NEAR THE BOUNDARY. THERE IS NOT MUCH LOW CLOUD COVER BEHIND THE FRONT YET...AND THE REGION WILL BE UNDER WEAK NVA MOST OF THE MORNING WHICH WILL MEAN LIMITED CLOUD COVER. THIS SHOULD ALSO HELP THE AIRMASS DESTABILIZE...ADDING IN THE DEVELOPMENT OF CONVECTION. THERE EVEN LOOKS TO BE A MODEST AMOUNT OF MID LEVEL DRYING...PARTICULARLY EARLY IN THE EVENT...AND SOME OF THE STORMS ARE EXPECTED TO BECOME SEVERE. THE DEEP LAYER SHEAR WILL BE RESPECTABLE...THOUGH THE LLVL WINDS WILL BE RATHER WEAK. THIS IS LIKELY TO SUPPORT SOME PERSISTENT MULTI-CELL SEVERE STORMS. THE NAM HAS A COUPLE INCHES OF RAIN ALONG THE BNDRY THIS AFTN AND EVENING. THE NEW ECMWF/S AREA OF HEAVIER RAIN IS SITUATED IN ALMOST THE SAME AREA...BUT IS MUCH LIGHTER. SO ARE THE SREF AND CANADIAN. OF COURSE AN AREA OF SLOW MOVING...TRAINING THUNDERSTORMS COULD VERY WELL PRODUCED SEVERAL INCHES OF LOCALIZED RAINFALL. HPC ONLY HAS AROUND AN INCH OF QPF...ALSO ACROSS THE NC MTNS AND MUCH OF THE UPSTATE. THIS ISN/T ENOUGH FOR ME TO HOIST A FLASH FLOOD WATCH YET. HOWEVER...A SHORT FUSED WATCH ISN/T OUT OF THE QUESTION DEPENDING HOW STORMS DEVELOP THIS AFTN. MOST OF THE NC FOOTHILLS...PIEDMONT AND THE NRN MTNS SHOULD MISS OUT ON THE ACTION TODAY AS THESE AREAS WILL BE IN THE STABLE AIR NORTH OF THE BNDRY. HOWEVER...BY THIS EVENING...MOST OF THE FA SHOULD SEE A PERIOD OF PERSISTENT RAIN OR SHRA AS THE DIV-Q BULLSEYE ROLLS THROUGH...INITIATING SFC LOW CYCLOGENESIS ALONG THE SE GA COAST. LOWS FORMING IN THIS AREA TYPICALLY BRING RAIN TO A GOOD BIT OF THE FA. SOME MODELS HAVE A SECONDARY AREA OF HEAVIER RAIN /0.5 - 1.00 INCH/ ACROSS THE NC PIEDMONT AND NE UPSTATE OVERNIGHT...WHICH IS WHAT I/VE FAVORED IN THE GRIDS. LATE TONIGHT PCPN SHOULD TAPER OFF FROM WEST TO EAST AS A DIGGING NRN STREAM TROUGH PUSHES THE SRN STREAM LOW OUT TO SEA. && .SHORT TERM /FRIDAY THROUGH SATURDAY NIGHT/... AS OF 230 AM EDT THURSDAY...THE START OF THE SHORT TERM IS 12Z FRIDAY AT A POINT WHEN THE AXIS OF THE SHORTWAVE WILL BE PASSING THROUGH OUR MOST EASTERN PIEDMONT COUNTIES...NEAR AND EAST OF CLT. THIS IS DEPICTED ON ALL OPERATIONAL MODELS. SHOWER ACTIVITY WILL BE DECREASING DURING THE DAY AND BE ENDING BY EARLY AFTERNOON IN THE MOUNTAINS AND OVER ALL PIEDMONT LOCATIONS BY LATE AFTERNOON. WE MAY GET SOME BREAKS IN THE CLOUD COVER LATE IN THE DAY WHICH COULD LEAD TO SLIGHTLY WARMER TEMPERATURES THAN PREVIOUSLY FORECAST. STILL GOING FOR HIGHS SEVERAL DEGREES BELOW NORMAL FOR THIS TIME OF YEAR. DRY AND COOL HIGH PRESSURE CENTERED NEAR THE GREAT LAKES AT 00Z SATURDAY WILL BRING US THE COOLEST TEMPERATURES WE HAVE HAD IN A WHILE. GOING FOR LOWS EARLY SATURDAY IN THE 30S ACROSS MUCH OF WESTERN NORTH CAROLINA WITH LOWER 30S IN SOME OF THE NORTHERN MOUNTAINS. A LOW AMPLITUDE RIDGE BUILDS OVER THE SOUTHERN APPALACHIANS SATURDAY AND SATURDAY NIGHT. RH VALUES SATURDAY AFTERNOON AROUND 30 PERCENT. HIGHS SATURDAY NEAR NORMAL. LOWS SATURDAY NIGHT A FEW DEGREES MILDER THAN FRIDAY NIGHT. && .LONG TERM /SUNDAY THROUGH WEDNESDAY/... AS OF 130 AM THURSDAY...ON SUNDAY THE WEAK UPPER RIDGE WILL BE BREAKING DOWN. WITH PLENTY OF SUNSHINE AND THICKNESS VALUES ON THE WARM SIDE...EXPECT HIGHS IN THE 70S ACROSS THE FORECAST AREA. STARTING THE WEEK...EXPECT AN UPPER TROUGH TO DEVELOP OVER THE EAST. BOTH THE GFS AND ECMWF HAVE A CLOSED OFF LOW OVER THE GREAT LAKES AT 12Z MONDAY AS IT SLIDES EAST OR SOUTHEAST. THE ECMWF HAS A DEEPER TROUGH AS WE PROGRESS INTO THE MID WEEK. LOOKS LIKE THE BEST CONSENSUS OF SHOWERS OVER THE NC MOUNTAINS WILL BE TUESDAY AFTERNOON. A GOOD PRESSURE GRADIENT DEVELOPS MONDAY AFTERNOON AND GRADUALLY DECREASES ON TUESDAY AND I HAVE INCREASED THE WIND IN THIS PERIOD AS THIS GRADIENT CERTAINLY SUPPORTS IT. THE ECMWF HAS AN UPPER CLOSED OFF LOW OVER THE CAROLINAS AND VIRGINIA WEDNESDAY NIGHT AS THE GFS HAS THE TROUGH TRYING TO PULL OFF THE EAST COAST BY THAT TIME. TEMPERATURES SHOULD BE NEAR NORMAL ON MONDAY...BUT AS THE TROFINESS SETS UP FOR DAYS 6 AND 7 THE TEMPERATURES WILL LIKELY BE A FEW DEGREES BELOW NORMAL BY THAT TIME. LOWS IN THE 30S FOR THE NC MOUNTAINS IN MID WEEK. && .AVIATION /15Z THURSDAY THROUGH MONDAY/... AT KCLT...NE WINDS SHOULD INCREASE TO AROUND 10 KTS BY MID MORNING AND GENERALLY STAY FROM THAT DIRECTION AT THAT SPEED THROUGH THE DAY. A MID LEVEL DECK OF CLOUDS WITH A FEW SPRINKLES SHOULD CLEAR OUT BY 9 AM. VFR CIGS IN THE 4-5KFT RANGE WILL GRADUALLY BUILD INTO THE REGION FROM THE NORTH DURING THE EARLY AFTN. BY LATE AFTN OR EARLY EVENING SHRA WILL BREAK OUT. ONCE PCPN BEGINS...CIGS SHOULD QUICKLY LOWER THROUGH THE MVFR AND INTO THE IFR RANGE DURING THE EVENING. PERIODS OF RAIN WILL LAST MOST OF THE NIGHT. SOME MODELS HAVE HEAVY RAIN BY LATE EVENING INTO THE EARLY MORNING HOURS. WHILE NOT IN THE TAF YET...THIS IS A POSSIBILITY. ELSEWHERE...A BACK DOOR COLD FRONT WILL CONTINUE TO SLOWLY DROP SOUTH ACROSS THE REGION THIS MORNING. THE BNDRY IS EXPECTED TO STALL BETWEEN KGSP AND KAND THIS AFTN. STRONG TSTMS SHOULD DEVELOP ALONG AND A LITTLE NORTH OF THE SFC FRONT AND PREVAILING SHRA WITH VCTS HAS BEEN RETAINED AT THE UPSTATE SITES AND KAVL. CIGS WILL BE SLOW TO FALL TODAY...BUT THEY SHOULD FALL QUICKLY INTO THE IFR RANGE THIS EVENING AS LOW LEVEL WINDS STRENGTHEN NORTH OF A DEVELOPING AREA OF LOW PRESSURE DOWN OVER THE LOW COUNTRY. PERIODS OF SHOWERS OR RAIN WILL LAST MOST OF THE NIGHT ALONG WITH IFR CIGS. CIGS MAY LOWER INTO THE LIFR RANGE OVERNIGHT. OUTLOOK...RAIN WILL END FRIDAY MORNING AND SKIES WILL CLEAR. A DRY HIGH PRESSURE SYSTEM WILL BUILD IN BY FRI AFTERNOON AND DOMINATE THE WEATHER THROUGH THE WEEKEND. AN EXPERIMENTAL AVIATION FORECAST CONSISTENCY TABLE SHOWING THE PERCENTAGE OF GUIDANCE MEMBERS AGREEING WITH THE SCHEDULED ISSUANCE CATEGORY IS AVAILABLE AT FOLLOWING LINK (USE LOWER CASE)... WWW.WEATHER.GOV/GSP/AVIATION/TABLES.HTM && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SYNOPSIS...DEO NEAR TERM...MCAVOY/RWH SHORT TERM...DEO LONG TERM...DEO AVIATION...MCAVOY
Hazardous weather outlook, Apr 5, 9:18 AM EDT, 5 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 918 AM EDT THU APR 5 2012 GAZ010-017-018-026-028-029-NCZ048-051>053-058-059-062>065-507>510- SCZ001>014-019-061330- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-MADISON-SWAIN-HAYWOOD- BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-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- 918 AM EDT THU APR 5 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. A COLD FRONT WILL STALL OVER THE UPSTATE OF SOUTH CAROLINA AND THE NORTH CAROLINA MOUNTAINS THIS AFTERNOON. WIDESPREAD SHOWER AND THUNDERSTORM ACTIVITY WILL DEVELOP ALONG THE FRONT. SOME OF THESE THUNDERSTORMS ARE EXPECTED TO BECOME SEVERE AND PRODUCE DAMAGING WINDS AND LARGE HAIL. AN ISOLATED TORNADO IS POSSIBLE...ESPECIALLY IN THE VICINITY OF THE FRONT. AREAS THAT STAND THE BEST CHANCE OF SEEING SEVERE STORMS WILL GENERALLY BE ALONG AND SOUTH AND WEST OF A LINE FROM ASHEVILLE TO SPARTANBURG AND CHESTER. THUNDERSTORMS MAY REPEATEDLY AFFECT THE SAME LOCATIONS TODAY. IF THIS OCCURS...LOCALIZED VERY HEAVY RAIN IS POSSIBLE WHICH COULD CAUSE FLASH FLOODING. URBAN AREAS WILL BE PARTICULARLY SUSCEPTIBLE TO FLASH FLOODING THROUGH THE EVENING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE. NCZ033-035>037-049-050-056-057-068>072-082-501>506-061330- AVERY-ALEXANDER-IREDELL-DAVIE-YANCEY-MITCHELL-CATAWBA-ROWAN- CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL- 918 AM EDT THU APR 5 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND WESTERN NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. A COLD FRONT WILL STALL JUST SOUTH OF THE REGION THIS AFTERNOON. A FEW THUNDERSTORMS WILL FORM NORTH OF THE FRONT...PARTICULARLY ACROSS THE MOUNTAINS AND FOOTHILLS. LOCALLY HEAVY RAIN AND CLOUD TO GROUND LIGHTNING WILL BE THE MAIN THREAT FROM THUNDERSTORMS THROUGH THE EVENING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. MCAVOY/RWH
In the hours before
Local storm report, Apr 5, 2:01 PM EDT, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
201 PM EDT THU APR 05 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0156 PM HAIL 4 NW SWANNANOA 35.64N 82.44W
04/05/2012 E1.00 INCH BUNCOMBE NC PUBLIC
PEA TO QUARTER SIZE HAIL REPORTED E OF ASHEVILLE NC
&&
PTANNERSpecial weather statement, Apr 5, 2:10 PM EDT, 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
210 PM EDT THU APR 5 2012
SCZ003-051845-
GREENVILLE MOUNTAINS-
210 PM EDT THU APR 5 2012
...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN GREENVILLE COUNTY
THROUGH 245 PM EDT...
AT 209 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR CAESARS HEAD...OR 12 MILES SOUTHEAST OF
BREVARD...MOVING EAST AT 10 MPH.
THIS STORM WILL BE NEAR...
CAESARS HEAD...
JONES GAP STATE PARK...
MARIETTA...
PEOPLE IN NORTHWESTERN GREENVILLE COUNTY...INCLUDING THE FOLLOWING
LOCATIONS...
CAESARS HEAD AND JONES GAP STATE PARK...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
MOTHBALL SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH
THIS STORM.
LAT...LON 3510 8272 3510 8269 3513 8268 3512 8263
3516 8255 3516 8252 3518 8246 3516 8245
3520 8242 3521 8238 3506 8232 3501 8255
3502 8257 3507 8258 3507 8275
NEDLocal storm report, Apr 5, 2:47 PM EDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
247 PM EDT THU APR 05 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0230 PM HAIL 2 NE CAESARS HEAD 35.12N 82.59W
04/05/2012 E1.00 INCH GREENVILLE SC PARK/FOREST SRVC
QUARTER SIZED HAIL ALMOST COVERED THE GROUND
&&
LGLocal storm report, Apr 5, 2:55 PM EDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
255 PM EDT THU APR 05 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0255 PM HAIL ASHEVILLE 35.57N 82.55W
04/05/2012 E1.00 INCH BUNCOMBE NC PUBLIC
DIME TO QUARTER SIZE HAIL COVERING GROUND REPORTED BY
PUBLIC.
&&
PTANNERLocal storm report, Apr 5, 2:57 PM EDT, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
257 PM EDT THU APR 05 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0245 PM HAIL ASHEVILLE 35.57N 82.55W
04/05/2012 E0.50 INCH BUNCOMBE NC NWS EMPLOYEE
&&
LGLocal storm report, Apr 5, 3:01 PM EDT, 0 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
301 PM EDT THU APR 05 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0256 PM HAIL ASHEVILLE 35.57N 82.55W
04/05/2012 E0.75 INCH BUNCOMBE NC TRAINED SPOTTER
&&
LGThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 2:13 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Pickens | 62 min |
| Apr 5, 3:06 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Oconee, Pickens | 54 min |
| Apr 5, 3:12 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Spartanburg | 63 min |
| Apr 5, 3:32 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Spartanburg | 58 min |
| Apr 5, 3:55 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee, Spartanburg, Union | 65 min |
| Apr 5, 4:15 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee, Greenville, Spartanburg | 60 min |
| Apr 5, 4:26 PM EDT | Tornado Warning | GSP | Cherokee, Spartanburg | 38 min |
| Apr 5, 4:44 PM EDT | Severe Thunderstorm Warning | GSP | Chester, Union, York | 76 min |
| Apr 5, 4:45 PM EDT | Areal Flood Advisory | GSP | Spartanburg | 105 min |
| Apr 5, 4:56 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg | 49 min |
| Apr 5, 5:49 PM EDT | Special Weather Statement | GSP | Spartanburg | 41 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2012Every severe thunderstorm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.