Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 57, NWS Greenville-Spartanburg, SC

March 31, 20125 counties in South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Mar 31, 2012, 7:42 PM EDT for 5 counties in South Carolina. It was in force for 63 min. 11 reports 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
Mar 31, 2012, 7:42 PM EDT (23:42 UTC)
Expired
Mar 31, 2012, 8:45 PM EDT
In force
63 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Abbeville County, SC, Anderson County, SC, Greenville County, SC, Greenwood County, SC, Laurens County, SC

The radar

The Greer radar (KGSP), 89 km from the middle of the area, began a volume at 23:44 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

TimeReportWhereRemark
Mar 31, 7:48 PM EDTHAIL 0.752 Ne Honea Path, SC
Mar 31, 8:00 PM EDTHAIL 0.884 Ne Due West, SCROBINSON STREET IN DONALDS.
Mar 31, 8:10 PM EDTHAIL 14 Wnw Ware Shoals, SCNEAR THE INTERSECTION OF WILLIAMSON HILL RD AND HIGHWAY 252.
Mar 31, 8:15 PM EDTHAIL 0.884 E Due West, SC
Mar 31, 8:21 PM EDTHAIL 0.75Hodges, SC
Mar 31, 8:23 PM EDTHAIL 1Ninety Six, SC
Mar 31, 8:24 PM EDTHAIL 1Ware Shoals, SCCOUNTY EM RELAYED REPORT FROM WARE SHOALS PD.
Mar 31, 8:25 PM EDTHAIL 1Hodges, SCQUARTER SIZED HAIL REPORTED BY THE PUBLIC IN HODGES. TIME OBTAINED FROM RADAR DATA.
Mar 31, 8:42 PM EDTHAIL 0.751 Sse Greenwood, SCALONG GATEWOOD DRIVE.
Mar 31, 8:50 PM EDTHAIL 0.755 W Greenwood, SCLOGAN RD...SOUTH OF HWY 72.
Mar 31, 8:54 PM EDTHAIL 1.55 Wsw Greenwood, SCPING PONG BALL SIZED HAIL FELL ON HANOVER ROAD NEAR THE GREENWOOD AND ABBEVILLE COUNTY LINE. STRONG WIND AS WELL BUT NO KNOWN DAMAGE IN THE AREA.

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 4 storm reports to this severe thunderstorm warning; the first came 28 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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.7 hours before the alert went out and 230 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.

Skew-T log-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2012-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 399 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2012-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
399 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
649 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

644 
WUUS52 KGSP 312342
SVRGSP
SCC001-007-045-047-059-010045-
/O.NEW.KGSP.SV.W.0057.120331T2342Z-120401T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
742 PM EDT SAT MAR 31 2012

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN ABBEVILLE COUNTY IN UPSTATE SOUTH CAROLINA...
  EAST CENTRAL ANDERSON COUNTY IN UPSTATE SOUTH CAROLINA...
  SOUTH CENTRAL GREENVILLE COUNTY IN UPSTATE SOUTH CAROLINA...
  GREENWOOD COUNTY IN UPSTATE SOUTH CAROLINA...
  SOUTHWESTERN LAURENS COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 845 PM EDT

* AT 740 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
  WARE SHOALS...OR 15 MILES WEST OF LAURENS...AND MOVING SOUTHEAST AT
  30 MPH.

* THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
  WARE SHOALS.
  COKESBURY.
  LAKE GREENWOOD.
  GREENWOOD.
  NINETY SIX.
  CALLISON.

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 3396 8205 3398 8205 3398 8216 3397 8219
      3401 8224 3397 8230 3398 8231 3450 8247
      3459 8223 3413 8187 3395 8202
TIME...MOT...LOC 2342Z 330DEG 25KT 3443 8228

$$

RB
2 follow-up statements
528 
WWUS52 KGSP 010002
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
802 PM EDT SAT MAR 31 2012

SCC007-045-010012-
/O.CAN.KGSP.SV.W.0057.000000T0000Z-120401T0045Z/
ANDERSON SC-GREENVILLE SC-
802 PM EDT SAT MAR 31 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL GREENVILLE AND
EAST CENTRAL ANDERSON COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THIS AREA.

LAT...LON 3396 8205 3398 8205 3398 8216 3397 8219
      3401 8224 3397 8230 3398 8231 3441 8243
      3447 8234 3452 8219 3413 8187 3395 8202
TIME...MOT...LOC 0002Z 340DEG 24KT 3436 8225

$$

SCC001-047-059-010045-
/O.CON.KGSP.SV.W.0057.000000T0000Z-120401T0045Z/
ABBEVILLE SC-GREENWOOD SC-LAURENS SC-
802 PM EDT SAT MAR 31 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
LAURENS...GREENWOOD AND EASTERN ABBEVILLE COUNTIES UNTIL 845 PM
EDT...

AT 800 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR WARE SHOALS...OR 14 MILES NORTHWEST OF
GREENWOOD...MOVING SOUTH AT 30 MPH.

THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
  COKESBURY.
  GREENWOOD.
  CALLISON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS SEVERE THUNDERSTORM IS ALSO PRODUCING EXTREMELY HEAVY RAINFALL.
FLOODING OF DRAINAGE DITCHES AND LOW LYING AREAS MAY OCCUR. DO NOT
DRIVE THROUGH AREAS WHERE WATER IS FLOWING OVER THE ROAD.

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 3396 8205 3398 8205 3398 8216 3397 8219
      3401 8224 3397 8230 3398 8231 3441 8243
      3447 8234 3452 8219 3413 8187 3395 8202
TIME...MOT...LOC 0002Z 340DEG 24KT 3436 8225

$$

RB
800 
WWUS52 KGSP 010021
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
821 PM EDT SAT MAR 31 2012

SCC001-047-059-010045-
/O.CON.KGSP.SV.W.0057.000000T0000Z-120401T0045Z/
ABBEVILLE SC-GREENWOOD SC-LAURENS SC-
821 PM EDT SAT MAR 31 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
LAURENS...GREENWOOD AND EASTERN ABBEVILLE COUNTIES UNTIL 845 PM
EDT...

AT 820 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. 
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM WARE SHOALS TO
COKESBURY...MOVING SOUTH AT 30 MPH.

SEVERE THUNDERSTORMS WILL IMPACT LOCATIONS NEAR...
  WARE SHOALS.
  COKESBURY AND GREENWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE SEVERE THUNDERSTORMS ARE ALSO PRODUCING EXTREMELY HEAVY
RAINFALL. FLOODING OF DRAINAGE DITCHES AND LOW LYING AREAS MAY OCCUR.
DO NOT DRIVE THROUGH AREAS WHERE WATER IS FLOWING OVER THE ROAD.

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 3396 8205 3398 8205 3398 8216 3397 8219
      3401 8224 3397 8230 3398 8231 3441 8243
      3447 8234 3452 8219 3413 8187 3395 8202
TIME...MOT...LOC 0021Z 340DEG 24KT 3444 8229 3423 8225

$$

RB

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 Mar 31, 5:49 PM EDT, 1 hour 53 minutes earlier.

Area forecast discussion, Mar 31, 5:49 PM EDT, 1 hour 53 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
549 PM EDT SAT MAR 31 2012

.SYNOPSIS...
A SERIES OF UPPER LEVEL DISTURBANCES AHEAD OF A COLD FRONT WILL MOVE
ACROSS THE CAROLINAS...REACHING THE COAST ON SUNDAY. DRIER AIR WILL
THEN MOVE IN AND REMAIN IN PLACE THROUGH THE MIDDLE OF THE WEEK WHEN
ANOTHER NORTHERN GULF WEATHER DISTURBANCE ENTERS THE PICTURE.

&&

.NEAR TERM /THROUGH SUNDAY/...
AS OF 530 PM...PLENTY OF INSTBY ACRS THE CWFA...AND SCATTERED
CONVECTION DEVELOPING ATTM. WITH STEEP MID LVL LAPSE RATES AND DCAPE
OVER 1000 J/KG ACRS THE PIEDMONT...A FEW SVR STORMS POSSIBLE INTO
EARLY EVENING. UPDATED THE POPS TO RELFECT RADAR TRENDS.
OVERALL...HIGH-RES MODELS SEEM TO FAVOR THE UPSTATE FOR CONTINUED
CONVECTION TILL ABOUT MIDNIGHT...WHILE ISOLD CONVECTION WANES ACRS
THE REST OF THE AREA AFTER SUNSET. OTHERWISE...NO OTHER CHANGES WITH
THIS UPDATE.

AT 230 PM EDT SATURDAY...A MID LEVEL SHORTWAVE WILL APPROACH FORM
THE NW THIS AFTERNOON...DRIVING A COLD FRONT ACROSS OUR AREA. THIS
FRONT AND INCREASING INSTABILITY AHEAD OF TI WILL SUPPORT THE
DEVELOPMENT OF SCATTERED THUNDERSTORMS...EVEN IN A NW FLOW WITH
DRYING BELOW 850 MB IN THE WAKE OF AN EXITING SYSTEM. NAM CAPE
EXCEEDS 1000 J/KG IN THE UPPER SAVANNAH RIVER VALLEY...AND UP TO
1000 J/KG APPEARS IN THE NC MOUNTAINS AND PIEDMONT. ENOUGH VERTICAL
SPEED SHEAR IS PRESENT TO SUPPORT ORGANIZED CONVECTION...AND A FEW
THUNDERSTORMS MAY BE SEVERE...WITH LARGE HAIL OR DAMAGING WIND.

THE FRONT EXITS OUR AREA THIS EVENING. MODEL GUIDANCE SUPPORTS FOG
BY DAYBREAK ACROSS MOST OF THE AREA...BUT NO MORE THAN PATCHY DENSE
FOG IS SUPPORTED AT THIS TIME. MINIMUM TEMPERATURES WILL BE AROUND
10 DEGREES ABOVE NORMAL AS AN UPPER TROUGH AXIS PROGRESSES AWAY FROM
OUR AREA...LEADING TO RISING HEIGHTS ALOFT. ON SUNDAY A WEAK UPPER
IMPULSE MOVES SOUTHEAST ACROSS OUR AREA THROUGH THE DEPARTING
TROUGH...AN MODEL TIME HEIGHTS SHOWS SOME BRIEF MOISTURE AT 850 MB
WITH THIS FEATURE...WHILE MODEL SOUNDINGS SHOW CAPE OF SEVERAL
HUNDRED J/KG. MODEL GUIDANCE IS NOT VERY SUPPORTIVE OF PRECIPITATION
AT THIS TIME...WITH THE MAV CARRYING SLIGHT CHANCE POPS...AND THE
NAM ONLY SINGLE DIGITS. MAXIMUM TEMPERATURE WILL BE NEAR MID MAY
NORMALS.

&&

.SHORT TERM /SUNDAY NIGHT THROUGH TUESDAY/...
AS OF 225 PM SATURDAY...THIS PERIOD BEGINS WITH NW FLOW ON THE
WESTERN PERIPHERY OF A TROUGH AND EASTERN PORTION OF A MISS VALLEY
RIDGE.  MODELS SHOW A SHORTWAVE MOVING SE FROM GREAT LAKES SUNDAY
AND OFF THE JERSEY COAST EARLY MONDAY.  DISSIPATING ENERGY WILL
LEAVE SOME CLOUDINESS OVER NC MOUNTAINS MONDAY.  THE DOWNSLOPE FLOW
WILL RESULT IN RECORD HIGH TEMPERATURES FOR CLT AND GSP IF THE
FORECAST HOLDS.  MOUNTAIN HIGH TEMPS SHOULD BE A FEW DEGREES BELOW
THE RECORD AT AVL OF 87 DEGREES...BUT HIGHS IN THE UPPER 80S WOULD
BREAK THE RECORD OF 84 AT GSP AND THE 86 RECORD AT CLT.

THE RIDGE WILL BE MORE CENTERED OVER OUR REGION ON TUESDAY...BUT NO
LONGER A WARMING DOWNSLOPE FACTOR.  HIGHS ON TUESDAY SHOULD
CERTAINLY BE A FEW DEGREES BELOW RECORDS OF 87 AT GSP AND 90 AT
CLT.  CLOUDINESS WILL BE INCREASING ON TUESDAY AS WE WILL HAVE A
FRONT MOVING SOUTH FROM THE OHIO VALLEY AND A FRONT MOVING EAST
ACROSS THE GULF STATES AHEAD OF THE ASSOCIATED SURFACE LOW.  GFS HAS
CAPES IN THE 1500 TO 1600 RANGE LATE TUESDAY AFTERNOON ACROSS NE GA
AND UPSTATE AND NOSING INTO THE SHELBY AND GASTON AREA OF NC.
CONVECTION WILL BE SCATTERED LATE TUESDAY.

&&

.LONG TERM /TUESDAY NIGHT THROUGH SATURDAY/...
AS OF 2 PM SATURDAY...THE MEDIUM RANGE MODELS CONTINUE TO TREND
SLOWER ON THE PROGRESS OF THE CUT OFF UPPER LOW MOVING IN FROM THE
WEST.  THE GFS AND ECMWF ARE IN BETTER AGREEMENT AS OPPOSED TO
FRIDAY WHEN THOSE WERE EXTREMELY DIFFERENT BY DAY 7.  AT 00Z
WED...BOTH HAVE THE LOW GENERALLY OVER THE TEXAS PANHANDLE.  THE GFS
HAS IT MOVING FARTHER NORTH AND OPENING IT UP BY 00Z FRIDAY AS THE
WAVE MOVES SE TOWARD OUR REGION FROM KENTUCKY.  THE ECMWF MAINTAINS
A CUT OFF LOW FROM OKLAHOMA TO REACH SAVANNAH GA AT 06Z SATURDAY.
THERE ARE VARIOUS SMALL SCALE FEATURES THAT MOVE THROUGH THE FLOW
OUT AHEAD OF THIS MAIN FEATURE WHICH AFFECTS OUR WEATHER IN MID TO
LATE WEEK.  HPC WENT CLOSER WITH THE GFS SOLUTION AND THAT ONE HAS
MORE OF A DOMINANT SURFACE HIGH CENTERED EASTERN GREAT LAKES / PA
FRIDAY NIGHT AND SATURDAY.  THE ECMWF HAS THE CUT OFF LOW BECOMING
ALMOST STATIONARY FRIDAY NIGHT AND SATURDAY NEAR SAVANNAH.  THIS
BEING DISCOUNTED...WE SHOULD HAVE DRYING CONDITIONS NEXT
WEEKEND...UNTIL THE NEXT SYSTEM REACHES OUR AREA FROM THE WEST.
THAT NEXT SYSTEM APPEARS DELAYED UNTIL SOMETIME THE FOLLOWING WEEK.
GOING WITH BEST CONVECTION FROM LATE WEDNESDAY THROUGH THURSDAY.
INSTABILITY NOT OVERLY IMPRESSIVE THROUGH THE PERIOD AND SHEAR
VALUES LESS THAN PREVIOUS RUNS.  TEMPERATURES ABOVE NORMAL MID WEEK
AND CLOSE TO NORMAL BY WEEKEND.

&&

.AVIATION /22Z SATURDAY THROUGH THURSDAY/...
AT KCLT...LOW CLOUDS SHOULD DIMINISH THIS AFTERNOON WITH DRYING IN A
WESTERLY FLOW. ANOTHER ROUND OF LOW CLOUDS ARE EXPECTED WITH A FRONT
MOVING IN FROM THE WEST LATE THIS AFTERNOON...BUT WITHOUT
RESTRICTIONS. CONVECTIVE CHANCES ALONG THE FRONT ARE TOO LOW TO
MENTION MORE THAN CB. GUIDANCE LIKES VERY LOW CLOUD HEIGHTS AND FOG
AROUND DAYBREAK SUNDAY...BUT CLOUDS AMOUNT IS EXPECTED TO BE
INSUFFICIENT FOR A CIG. IFR VSBY IN FOG LOOKS MORE PROBABLE. VFR
RETURNS BY MID SUNDAY MORNING.WINDS VEER FROM WNW TODAY...TO NE LATE
TONIGHT.

ELSEWHERE...A BAND OF SCATTERED LOW CLOUDS IS EXPECTED WILL SWEEP
SOUTHEAST ACROSS THE AREA WITH A COLD FRONT THIS AFTERNOON.
THUNDERSTORMS ALONG THIS FRONT WILL BE TOO SCATTERED TO MENTION
ANYTHING MORE THAN CB.WESTERLY WINDS WILL VEER TO NW TONIGHT AND NE
ON ENE SUNDAY MORNING. THE LOW END OF GUIDANCE CONSENSUS SUPPORTS
VERY LOW CLOUDS AND FOG TOWARD DAYBREAK SUNDAY...WITH MVFR VSBY...
EXCEPT LIFR AT KHKY. CLOUD COVER IS NOT EXPECTED TO BE GREAT ENOUGH
FOR CIGS HOWEVER. VFR RETURNS BY MID SUNDAY MORNING.

OUTLOOK...DRY WEATHER IS EXPECTED SUNDAY NIGHT AND MONDAY. ANOTHER
SYSTEM WILL SPREAD SHRA AND TSTMS INTO THE REGION TUE AND WED. IT
LOOKS AS THOUGH THE SYSTEM WILL HAVE PLENTY OF MOISTURE AND
RESTRICTIVE CIGS AND VSBYS ARE POSSIBLE...ESPECIALLY AT NIGHT.

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/JAT
SHORT TERM...DEO
LONG TERM...DEO
AVIATION...JAT
Hazardous weather outlook, Mar 31, 6:02 AM EDT, 13 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
602 AM EDT SAT MAR 31 2012

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-011015-
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-
602 AM EDT SAT MAR 31 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT
NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

AN UPPER LOW WILL CROSS THE REGION THIS AFTERNOON...TRIGGERING
SCATTERED SHOWERS AND THUNDERSTORMS. A FEW OF THE THUNDERSTORMS
MAY BE SEVERE...PRODUCING HAIL TO THE SIZE OF QUARTERS AND
DAMAGING STRAIGHT LINE WINDS. THE BEST CHANCE OF A SEVERE STORM
WILL BE OVER THE NORTH CAROLINA MOUNTAINS...AS WELL AS ACROSS THE
PIEDMONT OF NORTH AND SOUTH CAROLINA AND NORTHEAST GEORGIA.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

In the hours before

Local storm report, Mar 31, 6:26 PM EDT, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
626 PM EDT SAT MAR 31 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0604 PM     HAIL             5 WNW GREENVILLE        34.88N 82.45W
03/31/2012  M1.25 INCH       GREENVILLE         SC   PUBLIC

            PITTMAN CIRCLE...NW SIDE OF GREENVILLE.

&&

CSH
Local storm report, Mar 31, 6:28 PM EDT, 1 hour 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
628 PM EDT SAT MAR 31 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0616 PM     HAIL             4 WSW GREENVILLE        34.83N 82.43W
03/31/2012  E0.75 INCH       GREENVILLE         SC   AMATEUR RADIO

            WASHINGTON AVE

&&

CSH
Local storm report, Mar 31, 6:31 PM EDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
631 PM EDT SAT MAR 31 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0556 PM     HAIL             4 SSE GREER             34.89N 82.20W
03/31/2012  E0.75 INCH       SPARTANBURG        SC   NWS EMPLOYEE

            MARBLE TO DIME SIZED HAIL FELL AT THE GREENVILLE
            SPARTANBURG AIRPORT FOR ABOUT 3 MINUTES.

0602 PM     HAIL             5 S TRAVELERS REST      34.90N 82.45W
03/31/2012  E0.75 INCH       GREENVILLE         SC   TRAINED SPOTTER

            PEA TO PENNY SIZED HAIL FELL ABOUT 1 MILE SOUTH OF THE
            FURMAN UNIVERSITY WEST GATE. HAIL COVERED THE GROUND.

0605 PM     HAIL             5 NW GREENVILLE         34.89N 82.43W
03/31/2012  E1.00 INCH       GREENVILLE         SC   TRAINED SPOTTER

            QUARTER SIZED HAIL REPORTED BY SPOTTER AT INTERSECTION OF
            HIGHWAY 183 AND HIGHWAY 25 WHITE HORSE ROAD.

0607 PM     HAIL             3 N GREENVILLE          34.88N 82.37W
03/31/2012  E1.00 INCH       GREENVILLE         SC   TRAINED SPOTTER

            QUARTER SIZED HAIL REPORTED BY SPOTTER NEAR CHEERYDALE
            POINT.

&&

OUTLAW
Special weather statement, Mar 31, 6:41 PM EDT, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
641 PM EDT SAT MAR 31 2012

GAZ018-026-028-SCZ001-004-312330-
FRANKLIN-GREATER OCONEE-HART-OCONEE MOUNTAINS-STEPHENS-
641 PM EDT SAT MAR 31 2012

...A STRONG THUNDERSTORM WILL AFFECT EASTERN STEPHENS...HART...
NORTHEASTERN FRANKLIN AND SOUTHWESTERN OCONEE COUNTIES THROUGH 730 PM
EDT...

AT 639 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES WEST OF WESTMINSTER...OR 9 MILES
SOUTHWEST OF WALHALLA...MOVING SOUTHEAST AT 30 MPH.

THIS STORM WILL BE NEAR...
  LAKE HARTWELL...
  MARTIN...
  WHITWORTH...
  LAVONIA...
  LAVONIA...
  REED CREEK...

MOTHBALL SIZE HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH
THIS STORM.

LAT...LON 3470 8329 3477 8309 3453 8294 3448 8299
      3448 8291 3431 8280 3423 8304 3422 8308

RB
Special weather statement, Mar 31, 7:22 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
722 PM EDT SAT MAR 31 2012

NCZ057-072-312345-
CABARRUS-ROWAN-
722 PM EDT SAT MAR 31 2012

...A STRONG THUNDERSTORM WILL AFFECT CABARRUS AND SOUTHWESTERN ROWAN
COUNTIES THROUGH 745 PM EDT...

AT 719 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR KANNAPOLIS...OR 6 MILES NORTH OF CONCORD...
MOVING SOUTHEAST AT 25 MPH.

THIS STORM WILL BE NEAR...
  CONCORD...
  MOUNT PLEASANT...

LAT...LON 3533 8041 3530 8042 3520 8053 3521 8056
      3523 8059 3550 8077 3560 8059 3537 8037

RB
Local storm report, Mar 31, 7:27 PM EDT, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
727 PM EDT SAT MAR 31 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0642 PM     HAIL             9 S GREENVILLE          34.71N 82.37W
03/31/2012  E1.00 INCH       GREENVILLE         SC   FIRE DEPT/RESCUE

            HAIL UP TO QUARTER SIZED FELL AT THE MOONVILLE FIRE
            DEPARTMENT NEAR THE INTERSECTION OF THE SOUTHERN
            CONNECTOR AND HIGHWAY 25. HAIL COVERED THE GROUND.

0710 PM     HAIL             4 S GREENVILLE          34.78N 82.37W
03/31/2012  E0.75 INCH       GREENVILLE         SC   NWS EMPLOYEE

            DIME SIZED HAIL REPORT RELAYED BY OFF DUTY NWS EMPLOYEE
            AT INTERSTATE 85 AND WHITE HORSE ROAD.

0712 PM     HAIL             5 SSE GREENVILLE        34.77N 82.34W
03/31/2012  E0.75 INCH       GREENVILLE         SC   TRAINED SPOTTER

            PEA TO DIME SIZED HAIL REPORTED BY SPOTTER AT THE MOTOR
            MILE OF HIGHWAY 276 AND INTERSTATE 85.

0630 PM     HAIL             8 SE GREENVILLE         34.76N 82.27W
03/31/2012  E0.88 INCH       GREENVILLE         SC   PUBLIC

            NICKEL SIZED HAIL REPORTED AT BONNNIE BRAE GOLF COURSE TO
            THE WEST SOUTHWEST OF MAULDIN.

&&

OUTLAW

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 31, 4:56 PM EDTSpecial Weather StatementGSPGreenville34 min
Mar 31, 4:59 PM EDTSevere Thunderstorm WarningGSPGreenville, Laurens, Pickens, Spartanburg61 min
Mar 31, 5:33 PM EDTSpecial Weather StatementGSPPickens27 min
Mar 31, 5:45 PM EDTSevere Thunderstorm WarningGSPGreenville, Laurens, Pickens, Spartanburg60 min
Mar 31, 5:46 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Oconee, Pickens26 min
Mar 31, 6:01 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Pickens59 min
Mar 31, 6:40 PM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson, Greenville, Greenwood, Laurens65 min
Mar 31, 7:01 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville29 min
Mar 31, 7:03 PM EDTAreal Flood AdvisoryGSPGreenville117 min
Mar 31, 7:50 PM EDTSpecial Weather StatementGSPCherokee25 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.