Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 105, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 17, 2012, 9:41 PM EDT for Cherokee County, York County, South Carolina. It was in force for 64 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
- Apr 17, 2012, 9:41 PM EDT (01:41 UTC)
- Expired
- Apr 17, 2012, 10:45 PM EDT
- In force
- 64 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Cherokee County, SC, York County, SC
The radar
The Greer radar (KGSP), 90 km from the middle of the area, began a volume at 01:42 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
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.7 hours before the alert went out and 174 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
- 51 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 2070 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
976 WUUS52 KGSP 180141 SVRGSP SCC021-091-180245- /O.NEW.KGSP.SV.W.0105.120418T0141Z-120418T0245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 941 PM EDT TUE APR 17 2012 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN CHEROKEE COUNTY IN UPSTATE SOUTH CAROLINA... YORK COUNTY IN UPSTATE SOUTH CAROLINA... * UNTIL 1045 PM EDT * AT 938 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 HICKORY GROVE...OR 7 MILES WEST OF YORK...AND MOVING NORTH AT 25 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF EASTERN CHEROKEE AND YORK COUNTIES...INCLUDING THE FOLLOWING LOCATIONS SMYRNA AND KINGS MOUNTAIN STATE PARK. 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 3482 8109 3482 8146 3517 8151 3514 8105 TIME...MOT...LOC 0141Z 180DEG 21KT 3498 8136 $$ NED
3 follow-up statements
652 WWUS52 KGSP 180156 SVSGSP SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 956 PM EDT TUE APR 17 2012 SCC021-091-180245- /O.CON.KGSP.SV.W.0105.000000T0000Z-120418T0245Z/ CHEROKEE SC-YORK SC- 956 PM EDT TUE APR 17 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN YORK AND NORTHEASTERN CHEROKEE COUNTIES UNTIL 1045 PM EDT... AT 955 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES SOUTHWEST OF CLOVER...OR 8 MILES NORTHWEST OF YORK...MOVING NORTH AT 25 MPH. LOCATIONS IMPACTED INCLUDE... CLOVER AND KINGS MOUNTAIN STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2. && LAT...LON 3492 8108 3491 8147 3517 8151 3514 8105 TIME...MOT...LOC 0157Z 190DEG 23KT 3508 8133 $$ NED
782
WWUS52 KGSP 180214
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1014 PM EDT TUE APR 17 2012
SCC021-180224-
/O.CAN.KGSP.SV.W.0105.000000T0000Z-120418T0245Z/
CHEROKEE SC-
1014 PM EDT TUE APR 17 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CHEROKEE COUNTY
IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THIS AREA.
LAT...LON 3496 8107 3496 8140 3516 8138 3516 8137
3514 8105
TIME...MOT...LOC 0214Z 188DEG 29KT 3509 8124
$$
SCC091-180245-
/O.CON.KGSP.SV.W.0105.000000T0000Z-120418T0245Z/
YORK SC-
1014 PM EDT TUE APR 17 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL YORK
COUNTY UNTIL 1045 PM EDT...
AT 1011 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
CLOVER...OR 5 MILES NORTH OF YORK...MOVING NORTH AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
CLOVER AND KINGS MOUNTAIN STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED
REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2.
&&
LAT...LON 3496 8107 3496 8140 3516 8138 3516 8137
3514 8105
TIME...MOT...LOC 0214Z 188DEG 29KT 3509 8124
$$
NED421
WWUS52 KGSP 180237
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1037 PM EDT TUE APR 17 2012
SCC091-180247-
/O.EXP.KGSP.SV.W.0105.000000T0000Z-120418T0245Z/
YORK SC-
1037 PM EDT TUE APR 17 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL YORK COUNTY WILL
EXPIRE AT 1045 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LEVELS.
LAT...LON 3496 8107 3496 8140 3516 8138 3516 8137
3514 8105
TIME...MOT...LOC 0237Z 188DEG 29KT 3527 8121
$$
NEDWhat 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 17, 7:57 PM EDT, 1 hour 44 minutes earlier.
Area forecast discussion, Apr 17, 7:57 PM EDT, 1 hour 44 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 757 PM EDT TUE APR 17 2012 .SYNOPSIS... MOISTURE WILL SPREAD NORTHEAST AS A FRONT DRIFTS INTO THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. THIS FRONT WILL LINGER IN THE AREA BRINGING MUCH NEEDED RAIN THROUGH WEDNESDAY. THE FRONT WILL DEPART...AND WEAK HIGH PRESSURE WILL MOVE ACROSS THE AREA ON THURSDAY AND FRIDAY. ANOTHER FRONT WILL ARRIVE ON SATURDAY. LOW PRESSURE DEVELOPING ON THE FRONT WILL PASS NEAR THE AREA ON SUNDAY. DRYING WILL OCCUR BEHIND THE DEPARTING LOW ON MONDAY. && .NEAR TERM /THROUGH WEDNESDAY/... AS OF 750 PM...NUMEROUS TS/SHRA CONTINUE OVER THE MTNS WITH CONVECTION DEVELOPING OVER NE GA...THE WRN UPSTATE AND THE YADKIN RIVER VALLEY. EXPECT CONVECTION TO FILL IN THIS EVENING AS BOUNDARY SAGS SOUTH ACROSS THE AREA PROVIDING A TRIGGER FOR THE INSTABILITY IN PLACE OVER THE AREA. CONVECTION ENDS LATER THIS EVENING...BUT SHRA INCREASE FROM WEST TO EAST AS LIFT AND DEEP MOISTURE RETURN AHEAD OF THE STRONG UPPER LEVEL SYSTEM. ISOLATED SVR STORMS STILL EXPECTED THIS EVENING WITH THE GOOD INSTABILITY AND DECENT EFFECTIVE SHEAR. MADE MANY ADJUSTMENTS FOR CURRENT CONDITIONS THIS EVENING WITH ONLY MINOR CHANGES AFTER MIDNIGHT BASED ON LATEST GUIDANCE. AS OF 425 PM...MOST CONVECTION REMAINS LIMITED TO THE NC AND NE GA MTNS. A FEW CELLS HAVE DEVELOPED OVER THE SAV RIVER...AND CELLS MAY FILL IN EARLY ACROSS NE GA AND THE WRN UPSTATE WHERE INSTABILITY IS HIGHEST. CONVECTION SHUD THEN SPREAD/DEVELOP EASTWARD INTO THE ERN UPSTATE AND NC FOOTHILLS/PIEDMONT. HAVE MODIFIED POPS TO SHOW THIS TREND. ADJUSTED REST OF THE FIELDS FOR CURRENT CONDITIONS AS WELL. EFFECTIVE SHEAR IS AROUND 35 KTS OVER THE MTNS AND WRN UPSTATE... WHERE HIGHEST CAPES ARE AS WELL. EXPECT BEST CHC FOR ANY ADDITIONAL SVR STORMS TO BE IN THESE LOCATIONS. AS OF 200 PM...AS EXPECTED...THE COLD FRONT HAS STALLED ACRS ROUGHLY THE I-85 CORRIDOR THIS AFTN...WITH CONVECTIVE CU DEVELOPING. THE HIGH RES MODELS ARE IN DECENT AGREEMENT ON CONVECTION FIRING ALONG THE HIGH TERRAIN (WHICH STARTED IN THE LAST HOUR)...THEN NEW DEVELOPMENT INVOF THE FRONT AND ALSO ALONG OUTFLOW OFF THE BLUE RIDGE LATER THIS AFTN THRU THIS EVENING. STILL A MARGINAL SEVERE THREAT MAINLY ACRS THE UPSTATE AND NE GA WHERE INSTBY IS GREATEST. FREEZING LEVELS WERE OBSERVED AROUND 12 KFT ON 12Z SNDGS WITH VERY DRY MID-UPR LEVELS. SO FIRST GUESS CORE HEIGHTS OF 22.5 TO 23 KFT FOR 55DBZ SEEMS GOOD FOR LARGE HAIL AND DAMAGING WINDS. EFFECTIVE SHEAR ON THE SPC MESOANALYSIS PAGE BARELY 30 KTS...SO LIMITED ORGANIZATIONAL POTENTIAL. WITH THAT SAID...SLIGHT RISK AREA STILL LOOKS GOOD. TONIGHT AND WEDNESDAY...AN AREA OF STRONG QG FORCING AND JET DIVERGENCE WILL OVERSPREAD THE CWFA FROM THE WEST...MAXING OUT AROUND 12Z WED. A LLVL WAVE IS PROGGED TO DEVELOP INVOF CENTRAL GULF STATES...INCREASING A SELY LLVL FLOW ATOP A STRENGTHENING COLD AIR DAMMING (CAD) WEDGE. THINGS LOOK LINED UP WELL FOR CATEGORICAL POPS AND DECENT QPF LATE TONIGHT INTO WEDNESDAY MORNING. TAKING A BLEND OF MODEL QPF AND HPC RESULTS IN GENERALLY 1.0 TO 1.5" OF RAIN THRU WEDNESDAY AFTN. RAIN SHUD REALLY BEGIN TO TAPER OFF TOWARD END OF AFTN AS FORCING SHIFTS EAST OF THE AREA. TEMPS ARE TRICKY WITH CLOUDS AND PRECIP AND CAD. I TRIED BLENDING STRAIGHT NAM WITH BC MOS GRIDS...WHICH MAY STILL BE TOO WARM ALONG AND SOUTH OF I-85. TEMPS DROP INTO THE 50S OVERNIGHT AND ONLY RISE 5-8 DEGREES WEDNESDAY. && .SHORT TERM /WEDNESDAY NIGHT THROUGH FRIDAY/... AT 130 PM TUESDAY...DEEPER MOISTURE AND WARM CONVEYOR BELT FLOW WILL BE SHIFTING EAST ACRS THE CWFA WEDNESDAY NIGHT STEADILY DWINDLING SHOWER CHANCES. CLOUDINESS SHOULD REMAIN CONSIDERABLE INTO THURSDAY MORNING WITH LINGERING SFC WEDGE BUT MODEL TIMEHEIGHTS DEPICT ENUF MIXING TO ALLOW SUNSHINE TO RETURN WARMING TEMPERATURES TO A FEW DEGREES ABOVE THE MID-APRIL CLIMO IN THE AFTERNOON. BROADENING RETURN FLOW AND THE ONSET ON GULF TAP IS EXPECTED FOR FRIDAY AS MAX TEMPERATURES ARE SLATED TO BE 6-8 DEG F ABOVE CLIMO. LACK OF INHIBITION AND DESTABILIZING ATMOSPHERE SHOULD BE ABLE TO PROMOTE DIURNAL TSTM ACTIVITY...ESPECIALLY ACRS THE MTNS. && .LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/... AT 1105 AM TUESDAY...THE POTENTIAL REMAINS FOR A PERIOD OF ACTIVE WX SATURDAY INTO SUNDAY FEATURING PROGRESSIVE UPPER HEIGHT FALLS ATOP THE SE CONUS AND AN INCREASE IN DEEP LAYERED FORCING DOWNSTREAM OF L/WV TROUGH AXIS AND GULF COAST CLOSED UPPER LOW. ATTENDANT SFC BNDRY WILL ALSO BE SAGGING SE INTO THE CWFA. IN CONCERT WITH MODERATE MOISTURE TRANSPORT FROM THE GULF...DEEP CONVECTIVE ACTIVITY SHOULD BE NUMEROUS AND THERE IS THE POTENTIAL FOR AREAS OF HEAVY RAIN TO FALL. THE LATEST MEDIUM RANGE MODELS ABSORB CLOSED UPPER LOW INTO THE MEAN FLOW BY MONDAY AND PATTERN PROGRESSION SHOULD TRANSLATE SFC FRONT TO THE COAST. IF THE 17/00 UTC RUN OF THE ECMWF IS IN THE BALLPARK...A PERIOD OF BLUSTERY AND COOLER CONDITIONS WITH WRAP-AROUND SHOWER CHANCES SHOULD EXIST ON MONDAY. IT REMAINS TO BE SEEN HOW QUICKLY EASTERN CONUS L/WV TROUGH LIFTS OUT BY THE END OF THE PERIOD...BUT AT THIS POINT...AN EFFECTIVELY DRY FCST AND BELOW NORMAL TEMPERATURES ARE ON TAP. && .AVIATION /00Z WEDNESDAY THROUGH SUNDAY/... AT KCLT...CONVECTION HAS BEEN HELD AT BAY TO THE NORTH AND EAST OF THE AIR FIELD. OUTFLOW BOUNDARY/COLD FRONT MOVING ACROSS THE SITE ATTM SHIFTING WIND TO THE ENE. STILL EXPECT SOME CONVECTION TO MOVE NEAR THE SITE AS THE BOUNDARY MOVES SOUTH AND PROVIDES A TRIGGER TO ACT ON THE INSTABILITY IN PLACE. TSRA CHC WILL END LATE THIS EVENING BUT SHRA CHC INCREASES AS LIFT AND DEEP MOISTURE MOVE IN AHEAD OF A STRONG UPPER SYSTEM. THIS SHUD LEAD TO MVFR RESTRICTIONS BY DAYBREAK. NELY WINDS WILL CONTINUE OVERNIGHT. MVFR EXPECTED THRU THE DAY WITH SHRA CONTINUING...WITH SOME IMPROVEMENT POSSIBLE TOWARD THE END OF THE PERIOD AS SHRA DIMINISH. NELY WIND CONTINUES THRU THE DAY WITH GUSTS POSSIBLE WITH MIXING IN THE MORNING. ELSEWHERE...TSRA CHC CONTINUES/INCREASES THRU THE EVENING BEFORE DIMINISHING AFTER MIDNIGHT. RESTRICTIONS THIS EVENING WILL BE FROM ANY CELLS MOVING OVER AIR FIELDS. WIDESPREAD SHRA WILL DEVELOP OVERNIGHT AS LIFT AND DEEP MOISTURE MOVE IN AHEAD OF A STRONG UPPER SYSTEM. THIS SHUD LEAD TO MVFR THEN IFR RESTRICTIONS BY DAYBREAK. CONDITIONS IMPROVE TO MVFR BY MID-MORNING WITH GUSTY WINDS OUTSIDE OF THE MTNS. HIGHER MVFR EXPECTED BY LATE AFTERNOON AS SHRA DIMINISH FROM WEST TO EAST AND GUSTS COME TO AN END. OUTLOOK...A LINGERING MOIST BOUNDARY LAYER WILL LIKELY CREATE A RETURN TO IFR RESTRICTIONS WED NIGHT BEFORE DRYING BEGINS IN EARNEST THU. EXPECT MAINLY VFR CONDITIONS THROUGH FRI...EXCEPT FOR POSSIBLE EARLY MORNING FOG. ANOTHER COLD FRONT WILL LIKELY BRING PRECIPITATION AND RESTRICTIONS BACK INTO THE AREA OVER 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...PAT NEAR TERM...ARK/RWH SHORT TERM...CSH LONG TERM...CSH AVIATION...RWH
Hazardous weather outlook, Apr 17, 3:22 PM EDT, 6 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 322 PM EDT TUE APR 17 2012 GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065- 068>072-082-501>510-SCZ001>014-019-181930- 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- 322 PM EDT TUE APR 17 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. THUNDERSTORM COVERAGE WILL EXPAND FROM THE MOUNTAINS AND INTO THE FOOTHILLS AND PIEDMONT THROUGH THIS EVENING. ANY THUNDERSTORM WILL HAVE THE POTENTIAL TO PRODUCE FREQUENT CLOUD TO GROUND LIGHTNING...BRIEFLY GUSTY WINDS...AND VERY HEAVY RAINFALL. A FEW THUNDERSTORMS WILL BECOME SEVERE...PRODUCING DAMAGING WIND GUSTS IN EXCESS OF 60 MPH AND HAIL AS LARGE AS QUARTERS. WIDESPREAD SHOWERS...WITH ISOLATED TO SCATTERED THUNDERSTORMS...WILL LIKELY CONTINUE THROUGH THE OVERNIGHT HOURS. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE...ESPECIALLY ALONG THE EASTERN SLOPES OF THE MOUNTAINS...AND THE ADJACENT FOOTHILLS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. 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.
In the hours before
Special weather statement, Apr 17, 7:32 PM EDT, 2 hours 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
732 PM EDT TUE APR 17 2012
GAZ010-NCZ062-063-SCZ001-180000-
MACON-OCONEE MOUNTAINS-RABUN-SOUTHERN JACKSON-
732 PM EDT TUE APR 17 2012
...A STRONG THUNDERSTORM WILL AFFECT EASTERN RABUN...NORTHWESTERN
OCONEE...SOUTHEASTERN MACON AND SOUTHERN JACKSON COUNTIES THROUGH 800
PM EDT...
AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES EAST OF PINE MOUNTAIN...OR 13 MILES NORTH
OF WALHALLA...MOVING NORTH AT 20 MPH.
THIS STORM WILL BE NEAR...
HIGHLANDS...
PEOPLE IN EASTERN RABUN...NORTHWESTERN OCONEE...SOUTHEASTERN MACON
AND SOUTHERN JACKSON COUNTIES...INCLUDING THE FOLLOWING LOCATION...
PINE MOUNTAIN...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
DIME SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH
THIS STORM.
LAT...LON 3511 8322 3510 8302 3505 8305 3505 8304
3471 8317 3483 8340
NEDSpecial weather statement, Apr 17, 7:36 PM EDT, 2 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
736 PM EDT TUE APR 17 2012
GAZ010-017-018-SCZ001-004-180000-
GREATER OCONEE-HABERSHAM-OCONEE MOUNTAINS-RABUN-STEPHENS-
736 PM EDT TUE APR 17 2012
...STRONG THUNDERSTORMS WILL AFFECT HABERSHAM...SOUTHERN RABUN...
SOUTHWESTERN OCONEE AND STEPHENS COUNTIES THROUGH 800 PM EDT...
AT 734 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 3 MILES SOUTHEAST OF
NACOOHE LAKE TO BOYDVILLE...MOVING EAST AT 25 MPH.
THESE STORMS WILL BE NEAR...
TURNERVILLE...
LAKE RABUN...
TALLULAH FALLS...
EASTANOLEE...
LONG CREEK...
PEOPLE IN HABERSHAM...SOUTHERN RABUN...SOUTHWESTERN OCONEE AND
STEPHENS COUNTIES...INCLUDING THE FOLLOWING LOCATIONS...
NACOOHE LAKE...TURNERVILLE...LAKE RABUN...TOCCOA...LAKEMONT...
TALLULAH FALLS...EASTANOLEE AND LONG CREEK...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
PEA SIZE HAIL...AND WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH
THESE STORMS.
LAT...LON 3480 8363 3488 8319 3453 8303 3452 8308
3453 8311 3451 8314 3446 8341 3448 8346
3448 8348
NEDLocal storm report, Apr 17, 8:40 PM EDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
840 PM EDT TUE APR 17 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0628 PM HAIL 4 E MORGANTON 35.75N 81.62W
04/17/2012 E0.75 INCH BURKE NC PUBLIC
3 MINUTES OF HAIL FROM PEA UP TO PENNY SIZED AND NOT MUCH
WIND NEAR DREXEL.
0818 PM HAIL 9 WSW WALHALLA 34.70N 83.20W
04/17/2012 E1.00 INCH OCONEE SC PUBLIC
QUARTER SIZED HAIL FELL HALFWAY BETWEEN WESTMINISTER AND
LONG CREEK.
&&
OUTLAWLocal storm report, Apr 17, 9:19 PM EDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
919 PM EDT TUE APR 17 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0845 PM HAIL 3 SW SIMPSONVILLE 34.70N 82.30W
04/17/2012 E0.75 INCH GREENVILLE SC TRAINED SPOTTER
TWO BRIEF PERIODS OF DIME SIZED HAIL AND VERY LITTLE
WIND.
0835 PM HAIL 6 SW SIMPSONVILLE 34.67N 82.33W
04/17/2012 E0.75 INCH GREENVILLE SC PUBLIC
PENNY SIZED HAIL AND ANOTHER PERIOD OF MARBLE SIZED HAIL.
0847 PM HAIL 4 WSW SIMPSONVILLE 34.71N 82.32W
04/17/2012 E1.00 INCH GREENVILLE SC FIRE DEPT/RESCUE
HAIL UP TO QUARTER SIZED AT GREENVILLE STATION 6 AND NOT
MUCH WIND.
&&
OUTLAWSpecial weather statement, Apr 17, 9:29 PM EDT, 12 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
929 PM EDT TUE APR 17 2012
SCZ009-180200-
YORK-
929 PM EDT TUE APR 17 2012
...A STRONG THUNDERSTORM WILL AFFECT WESTERN YORK COUNTY THROUGH 1000
PM EDT...
AT 926 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES NORTHEAST OF BULLOCK CREEK...OR 10 MILES
SOUTHWEST OF YORK...MOVING NORTH AT 25 MPH.
THIS STORM WILL BE NEAR...
HICKORY GROVE...
YORK...
CLOVER...
PEOPLE IN WESTERN YORK COUNTY...INCLUDING THE FOLLOWING LOCATIONS...
YORK AND CLOVER...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
DIME SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH
THIS STORM.
LAT...LON 3482 8147 3485 8146 3487 8147 3492 8147
3494 8148 3504 8148 3505 8144 3505 8141
3516 8138 3516 8123 3515 8115 3482 8115
NEDLocal storm report, Apr 17, 9:31 PM EDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
931 PM EDT TUE APR 17 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0918 PM HAIL 5 NNE SIMPSONVILLE 34.80N 82.23W
04/17/2012 E1.00 INCH GREENVILLE SC TRAINED SPOTTER
QUARTER SIZED HAIL AT FIVE FORKS REPORTED BY RETIRED NWS
EMPLOYEE. A 40 TO 50 MPH GUST ESTIMATED NEARBY. HAIL HAS
ACCUMULATED A FEW INCHES IN THIS AREA.
&&
OUTLAWThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 8:05 PM EDT | Severe Thunderstorm Warning | GSP | Anderson, Greenville | 55 min |
| Apr 17, 8:38 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Pickens | 82 min |
| Apr 17, 8:57 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 14 min |
| Apr 17, 8:59 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Spartanburg | 76 min |
| Apr 17, 9:29 PM EDT | Special Weather Statement | GSP | York | 31 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.