Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 137, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 27, 2012, 7:10 PM EDT for Chester County, South Carolina. It was in force for 27 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 27, 2012, 7:10 PM EDT (23:10 UTC)
- Expired
- Apr 27, 2012, 7:37 PM EDT
- In force
- 27 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
County Chester County, SC
The radar
The Columbia radar (KCAE), 73 km from the middle of the area, began a volume at 23:11 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 27, 7:25 PM EDT | HAIL 1 | Blackstock, 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 15 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 27, 5:36 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.2 hours before the alert went out and 201 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
- 1324 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
654 WUUS52 KGSP 272310 SVRGSP SCC023-280015- /O.NEW.KGSP.SV.W.0137.120427T2310Z-120428T0015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 710 PM EDT FRI APR 27 2012 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTH CENTRAL CHESTER COUNTY IN UPSTATE SOUTH CAROLINA... * UNTIL 815 PM EDT * AT 704 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 BLACKSTOCK...OR 9 MILES SOUTH OF CHESTER...AND MOVING EAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR... BLACKSTOCK. PRECAUTIONARY/PREPAREDNESS ACTIONS... BRIEF DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES OVER SMALL AREAS. A BRIEF PERIOD OF LARGE HAIL IS ALSO POSSIBLE. SEEK SHELTER INSIDE AN INTERIOR ROOM. 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 3457 8132 3468 8128 3465 8098 3454 8101 TIME...MOT...LOC 2310Z 284DEG 18KT 3457 8120 $$ MCAVOY
1 follow-up statement
927 WWUS52 KGSP 272337 SVSGSP SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 737 PM EDT FRI APR 27 2012 SCC023-272348- /O.CAN.KGSP.SV.W.0137.000000T0000Z-120428T0015Z/ CHESTER SC- 737 PM EDT FRI APR 27 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL CHESTER COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THIS AREA. LAT...LON 3457 8132 3468 8128 3465 8098 3454 8101 TIME...MOT...LOC 2338Z 284DEG 18KT 3454 8104 $$ MCAVOY
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 27, 2:44 PM EDT, 4 hours 26 minutes earlier.
Area forecast discussion, Apr 27, 2:44 PM EDT, 4 hours 26 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 244 PM EDT FRI APR 27 2012 .SYNOPSIS... A STATIONARY FRONT WILL REMAIN IN THE AREA THROUGH SATURDAY BEFORE LIFTING NORTHWARD AS A WARM FRONT SATURDAY NIGHT. THE FRONT MAY RETURN AGAIN AS A BACKDOOR COLD FRONT ON SUNDAY AS HIGH PRESSURE BUILDS FROM THE GREAT LAKES TO THE MID ATLANTIC. THE FRONT WILL DISSIPATE ACROSS THE REGION EARLY NEXT WEEK...WITH BERMUDA HIGH PRESSURE SETTING UP THROUGH THE WEEK. && .NEAR TERM /THROUGH SATURDAY/... AT 215 PM FRI...18Z SURFACE ANALYSIS INDICATES THAT THE SURFACE BOUNDARY CONTINUES TO LIE FROM NE GA...EAST ACROSS UPSTATE SC TO JUST SOUTH OF CHARLOTTE. THE BOUNDARY SEPARATES LOW TO MID 60'S DEWPOINT AIR FROM MIDDLE 50S OR SO TO THE NORTH. LAPS ANALYSIS INDICATES CAPES HAVE INCREASED TO 2500J/KG ACROSS NE GA/UPSTATE SC. STORMS HAVE BEGUN TO FIRE OVER NE GA AND THE WESTERN UPSTATE AND EXPECT THAT COVERAGE WILL BECOME NUMEROUS OVER MUCH OF NE GA AND THE UPSTATE BY LATE AFTERNOON. SCT TYPE COVERAGE OF STORMS MAY EXTEND AS FAR NORTH AS THE SC/NC BORDER. A FEW SEVERE STORMS WITH LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE. HOWEVER...BEST DCAPE ACCORDING TO SPC MESO ANAL CONTINUES TO BE OVER THE MIDLANDS. THE 12Z NAM AND SOME MESO MODELS INDICATE THE CLUSTER OF SHOWERS/STORMS WILL BE SOMEWHAT TRANSIENT THIS AFTERNOON INTO THE EVENING AS AN UPPER VORT MOVES BY. THE GFS HOLDS ONTO PRECIP LONGER AFTER 00Z...SO HAVE COMPROMISED SOME AND HELD ONTO POPS INTO THE EVENING HOURS OVER THE EASTERN PORTION OF THE UPSTATE AND AREAS SOUTH AND EAST OF CHARLOTTE. OVERNIGHT...THE MODELS CONTINUE TO SHOW A WEDGE TYPE PATTERN DEVELOPING WITH A RATHER MOIST NE FLOW DEVELOPING BY SATURDAY MORNING. HENCE...EXPECT MOSTLY CLOUDY/CLOUDY CONDITIONS TO BE THE RULE THROUGH THE OVERNIGHT. THE NAM DOES NOT GENERATE ANY QPF LATE TONIGHT SO HAVE LOWERED POPS TO BELOW MENTIONABLE VALUES. ON SATURDAY...WILL GENERALLY FOLLOW THE NAM WHICH INDICATES THE DAY WILL BEGIN WITH A CONTINUATION OF THE WEDGE. HOWEVER...THE MODEL TRIES TO WASH OUT THE WEDGE BY LATE IN THE DAY. MODEL SOUNDINGS INDICATE THAT ATMOSPHERE SHOULD REMAIN CAPPED FOR THE MOST PART. SOME ELEVATED CAPE IS INDICATED BY LATE AFTERNOON...BUT THERE IS NO MODEL RESPONSE...SO HAVE KEPT POPS LOW. ALSO...STAYED ON THE LOW SIDE OF GUIDANCE TEMPS WITH HIGHEST TEMPS STRATIFIED FROM SW TO NE. && .SHORT TERM /SATURDAY NIGHT THROUGH MONDAY/... AS OF 215 PM FRIDAY...EXPECT WEAK SHORTWAVE ENERGY TO MOVE THRU FAIRLY ZONAL UPPER FLOW SAT NIGHT-SUN. THE SFC BOUNDARY WILL BE N OF THE CWA SO TEMPS WILL BE ABOVE AVG. MOISTURE WILL BE LIMITED BUT EXPECT ENOUGH HEATING AND FORCING ACROSS THE N TIER...CLOSER TO THE FRONT...FOR SLIGHT CHC POPS SUN AFTN. HIGH PRES OVER THE NE U.S. WILL BEGIN TO PUSH FARTHER S SUN AFTN AND DRIVE THE E EXTENT OF THE FRONT DOWN INTO CNTRL NC...SO BUMPED POPS UP OVER THE NE ZONES FOR LATE IN THE DAY. UPPER RIDGE AXIS WILL BUILD AND MOVE ACROSS THE REGION SUN NIGHT-MON WITH INCREASING HEIGHTS OVER THE AREA. COOLER NE FLOW DOWN THE E SIDE OF THE MTNS IS EXPECTED TO SET UP A WEAK COLD AIR DAMMING SCENARIO MON AND TEMPS WILL BE COOLER...BLO AVG OVER THE NE ZONES...NEAR AVG CNTRL CWA...AND ABOVE AVG TO THE SW. LOW LVL E FLOW WILL INCREASE AND PUSH AT LEAST SOME ATLANTIC MOISTURE TOWARD THE MTNS SO HELD ON TO SLIGHT CHC POPS ACROSS THE AREA THRU MON AFTN. && .LONG TERM /MONDAY NIGHT THROUGH THURSDAY/... AS OF 220 PM FRIDAY...UPPER RIDGE WILL TRY TO SLOWLY BUILD TUE-THU BUT WEAK SHORTWAVES MOVG THRU THE UPPER FLOW WILL KEEP HEIGHTS FLUCTUATING OVER THE REGION WITH LITTLE NET LOSS OR GAIN DAY TO DAY. HIGH PRESSURE OFF THE SE COAST WILL KEEP THE LOW LEVELS IN WARM... MOIST S FLOW WHICH MEANS ABOVE AVG TEMPS ACROSS THE AREA WITH AT LEAST A SLIGHT CHANCE OF DIURNALLY ENHANCED CONVECTION EACH DAY. UPPER RIDGE MOVES E FRI AS A WEAK UPPER WAVE APPROACHES FROM THE W. EXPECT SLIGHT CHC POPS...PSBL CHC MTNS...FRI AFTN. && .AVIATION /19Z FRIDAY THROUGH WEDNESDAY/... AT KCLT...MAIN CHALLENGE THIS AFTERNOON IS WHETHER THUNDERSTORMS WILL AFFECT THE AIRFIELD LATE IN THE DAY. A FRONTAL BOUNDARY IS SITUATED JUST TO THE SOUTH AND WILL ACT AS A TRIGGERING MECHANISM FOR STORMS. IT SEEMS THAT THE MOST SIGNIFICANT CONVECTION WILL STAY SOUTH OF THE AIRFIELD...BUT HAVING SAID THAT...IT MAY GET WITHIN THE 5NM AIRSPACE. HENCE...HAVE DECIDED TO CARRY VCTS FROM 21-23Z. OTHERWISE VFR CIGS FOR THE OVERNIGHT...LOWERING TO MVFR CIRCA 12Z AS AS A MOIST NE WEDGE FLOW PREDOMINATES. ELSEWHERE...EXPECT THUNDERSTORMS TO DEVELOP ALONG THE EAST TO WEST ORIENTED BOUNDARY ACROSS UPSTATE SC BY MID AFTERNOON. WILL CARRY A TEMPO FOR TSRA AT ALL UPSTATE AIRFIELDS. KAVL/KHKY SHOULD REMAIN NORTH OF THE ACTION. EXPECT CONVECTION TO MOVE EAST OF THE AREA BY 00Z. EXPECT A WEDGE TO DEVELOP OVERNIGHTWITH THE USUAL MOIST NE FLOW. HENCE...VFR CIGS SHOULD LOWER TO MVFR BY ABOUT 12Z. OUTLOOK...THE FRONTAL BOUNDARY WILL MOVE NORTH OF THE AREA SATURDAY NIGHT. HENCE...GENRALLY VFR CONDITIONS ARE EXPECTED THROUGH SUNDAY. THE FRONT WILL THEN SAG BACK INTO THE AREA LATE SUNDAY AFTERNOON TRIGGERING AT LEAST SCATTERED THUNDERSTORMS MAINLY OVER NC. THE FRONT WILL REMAIN IN THE VICINITY OF THE AREA THROUGH THE FIRST PART OF THE NEW WORK WEEK...RESULTING IN CONTINUATION OF UNSETTLED WEATHER/PM SHOWERS AND STORMS AND POSSIBLE RESTRICTIONS THROUGH THAT TIME. 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...HG NEAR TERM...LG SHORT TERM...RB LONG TERM...RB AVIATION...LG
Hazardous weather outlook, Apr 27, 5:42 PM EDT, 1 hour 28 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 542 PM EDT FRI APR 27 2012 NCZ033-035>037-048>053-056>059-062>065-068>072-501>510-282145- 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-CALDWELL MOUNTAINS-GREATER CALDWELL- BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK- 542 PM EDT FRI APR 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND WESTERN NORTH CAROLINA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. GAZ018-026-028-029-SCZ002-003-005>014-019-282145- STEPHENS-FRANKLIN-HART-ELBERT-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 542 PM EDT FRI APR 27 2012 ...SEVERE THUNDERSTORM WATCH 195 IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. GAZ010-017-NCZ082-SCZ001-004-282145- RABUN-HABERSHAM-UNION NC-OCONEE MOUNTAINS-GREATER OCONEE- 542 PM EDT FRI APR 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL REMAIN POSSIBLE THIS EVENING ACROSS THE MOUNTAINS OF GEORGIA AND SOUTH CAROLINA... AS WELL AS THE FAR SOUTHERN PIEDMONT OF NORTH CAROLINA. HEAVY RAINFALL AND CLOUD TO GROUND LIGHTNING WILL BE THE MAIN THREATS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. LANE
In the hours before
Special weather statement, Apr 27, 5:42 PM EDT, 1 hour 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 542 PM EDT FRI APR 27 2012 SCZ007-272230- SPARTANBURG- 542 PM EDT FRI APR 27 2012 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL SPARTANBURG COUNTY THROUGH 630 PM EDT... AT 535 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 3 MILES NORTHEAST OF GREER...OR 14 MILES NORTHEAST OF DOWNTOWN GREENVILLE...MOVING EAST AT 15 MPH. THIS STORM WILL BE NEAR... DUNCAN... LYMAN... REIDVILLE... ROEBUCK... SMALL HAIL...WIND GUSTS OF 30 TO 40 MPH AND TORRENTIAL RAIN ARE EXPECTED WITH THIS STORM. HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS. LAT...LON 3506 8222 3503 8196 3485 8195 3485 8223 MCAVOY
Special weather statement, Apr 27, 5:46 PM EDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 546 PM EDT FRI APR 27 2012 SCZ013-014-272230- CHESTER-UNION- 546 PM EDT FRI APR 27 2012 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL UNION AND WESTERN CHESTER COUNTIES THROUGH 630 PM EDT... AT 539 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR UNION...MOVING EAST AT 15 MPH. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO UNION... MONARCH MILLS...LEEDS...BUFFALO AND ADAMSBURG. SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM. LAT...LON 3478 8133 3458 8131 3470 8170 3481 8165 MCAVOY
Special weather statement, Apr 27, 6:20 PM EDT, 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 620 PM EDT FRI APR 27 2012 GAZ028-029-SCZ010-272300- ANDERSON-ELBERT-HART- 620 PM EDT FRI APR 27 2012 ...A STRONG THUNDERSTORM WILL AFFECT EASTERN HART...NORTHERN ELBERT AND SOUTHERN ANDERSON COUNTIES THROUGH 700 PM EDT... AT 616 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR HARTWELL...MOVING SOUTHEAST AT 20 MPH. DIME SIZE HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES. LAT...LON 3436 8265 3420 8277 3433 8301 3444 8292 MCAVOY
Special weather statement, Apr 27, 6:25 PM EDT, 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 625 PM EDT FRI APR 27 2012 SCZ007-272315- SPARTANBURG- 625 PM EDT FRI APR 27 2012 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN SPARTANBURG COUNTY THROUGH 715 PM EDT... AT 620 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR MOORE...OR 9 MILES SOUTHWEST OF SPARTANBURG...MOVING SOUTHEAST AT 20 MPH. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO ROEBUCK... PAULINE AND MOORE. DIME SIZE HAIL...WIND GUSTS OF 40 TO 50 MPH AND TORRENTIAL RAIN ARE EXPECTED WITH THIS STORM. FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES. LAT...LON 3483 8209 3492 8199 3486 8177 3466 8183 MCAVOY
Special weather statement, Apr 27, 6:43 PM EDT, 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
643 PM EDT FRI APR 27 2012
SCZ014-272315-
CHESTER-
643 PM EDT FRI APR 27 2012
...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN CHESTER COUNTY THROUGH
715 PM EDT...
AT 640 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR LEEDS...OR 10 MILES SOUTHWEST OF CHESTER...
MOVING EAST AT 20 MPH.
THIS STORM WILL BE NEAR...
BLACKSTOCK...
DIME SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH
THIS STORM.
LAT...LON 3456 8140 3457 8143 3464 8142 3466 8144
3470 8144 3464 8103 3455 8106
MCAVOYSpecial weather statement, Apr 27, 6:50 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
650 PM EDT FRI APR 27 2012
SCZ003-006-272330-
GREATER GREENVILLE-GREENVILLE MOUNTAINS-
650 PM EDT FRI APR 27 2012
...A STRONG THUNDERSTORM WILL AFFECT NORTHERN GREENVILLE COUNTY
THROUGH 730 PM EDT...
AT 644 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES SOUTH OF TIGERVILLE...OR 12 MILES NORTH
OF DOWNTOWN GREENVILLE...MOVING SOUTHEAST AT 15 MPH.
THIS STORM WILL BE NEAR...
LAKE ROBINSON...
TAYLORS...
GREER...
SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.
HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.
LAT...LON 3487 8239 3505 8250 3507 8237 3500 8222
3486 8223
MCAVOYThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 8:29 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 40 min |
| Apr 26, 8:46 PM EDT | Severe Thunderstorm Warning | GSP | Anderson | 59 min |
| Apr 26, 8:52 PM EDT | Special Weather Statement | GSP | Oconee | 38 min |
| Apr 26, 8:59 PM EDT | Severe Thunderstorm Warning | GSP | Oconee, Pickens | 32 min |
| Apr 27, 3:44 PM EDT | Special Weather Statement | GSP | Oconee | 46 min |
| Apr 27, 4:13 PM EDT | Severe Thunderstorm Warning | GSP | Anderson, Oconee | 62 min |
| Apr 27, 4:16 PM EDT | Special Weather Statement | GSP | Pickens | 29 min |
| Apr 27, 4:27 PM EDT | Special Weather Statement | GSP | Greenville | 33 min |
| Apr 27, 4:40 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg, Union | 65 min |
| Apr 27, 4:52 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Pickens | 53 min |
| Apr 27, 5:11 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 64 min |
| Apr 27, 5:42 PM EDT | Special Weather Statement | GSP | Spartanburg | 48 min |
| Apr 27, 5:46 PM EDT | Special Weather Statement | GSP | Union | 44 min |
| Apr 27, 6:25 PM EDT | Special Weather Statement | GSP | Spartanburg | 50 min |
| Apr 27, 6:32 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 58 min |
| Apr 27, 6:43 PM EDT | Special Weather Statement | GSP | Chester | 32 min |
| Apr 27, 6:50 PM EDT | Special Weather Statement | GSP | Greenville | 40 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.