Alert archive / South Carolina / Special Weather Statements in 2013

Special Weather Statement, NWS Greenville-Spartanburg, SC

August 1, 2013McCormick County, South Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Aug 1, 2013, 10:00 PM EDT for McCormick County, South Carolina. It was in force for 60 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
Aug 1, 2013, 10:00 PM EDT (02:00 UTC)
Expired
Aug 1, 2013, 11:00 PM EDT
In force
60 min
Issued by
NWS Greenville-Spartanburg, SC

County McCormick County, SC

The radar

The Columbia radar (KCAE), 94 km from the middle of the area, began a volume at 02:04 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.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 2.0 hours before the alert went out and 310 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, Greensboro/Hi Pt, NC at 00:00Z on 2013-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1673 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, Greensboro/Hi Pt, NC at 00:00Z on 2013-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.19395878Sfc1 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
1673 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1082 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.2

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 1, 7:54 PM EDT, 2 hours 6 minutes earlier.

Area forecast discussion, Aug 1, 7:54 PM EDT, 2 hours 6 minutes before
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Hazardous weather outlook, Aug 1, 4:01 PM EDT, 5 hours 59 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
401 PM EDT THU AUG 1 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-022015-
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-
401 PM EDT THU AUG 1 2013

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A WEAK COLD FRONT WILL MOVE THROUGH THE REGION LATE TODAY.
THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG AND AHEAD OF THIS
FEATURE...MAINLY OVER SOUTH CAROLINA AND NORTHEAST GEORGIA. THE
POTENTIAL EXISTS FOR A FEW OF THESE THUNDERSTORMS TO PRODUCE
DAMAGING WINDS...LARGE HAIL...AND BRIEF PERIODS OF HEAVY
RAINFALL...ESPECIALLY OVER UPSTATE SOUTH CAROLINA.

.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.

MOORE

In the hours before

Local storm report, Aug 1, 5:29 PM EDT, 4 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
529 PM EDT THU AUG 01 2013

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

0448 PM     TSTM WND DMG     7 ENE LAURENS           34.54N 81.91W
08/01/2013                   LAURENS            SC   LAW ENFORCEMENT

            TREE DOWN NEAR INTERSECTION OF SC HWY 49 AND SC HWY 308

&&

MOORE
Special weather statement, Aug 1, 5:39 PM EDT, 4 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
539 PM EDT THU AUG 1 2013

GAZ028-029-012230-
ELBERT-HART-
539 PM EDT THU AUG 1 2013

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL ELBERT AND SOUTHEASTERN
HART COUNTIES THROUGH 630 PM EDT...

AT 535 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR NUBERG...OR 6 MILES SOUTHEAST OF HARTWELL...
MOVING SOUTH AT 15 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  RUCKERSVILLE...

SMALL HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS
STORM.

PLEASE REPORT DAMAGING WINDS...HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE GREENVILLE SPARTANBURG BY CALLING TOLL FREE...1...
800...2 6 7...8 1 0 1...OR BY POSTING ON OUR FACEBOOK PAGE...OR TWEET
IT USING HASHTAG NWSGSP. YOUR MESSAGE SHOULD DESCRIBE THE EVENT AND
SPECIFIC LOCATION WHERE IT OCCURRED.

LAT...LON 3411 8302 3432 8295 3431 8279 3428 8276
      3411 8275

LANE
Local storm report, Aug 1, 5:42 PM EDT, 4 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
542 PM EDT THU AUG 01 2013

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

0448 PM     HAIL             3 SSE FORK SHOALS       34.58N 82.29W
08/01/2013  E1.00 INCH       GREENVILLE         SC   TRAINED SPOTTER

            UO TO 1 INCH HAIL SSE OF FORK SHOALS, SC.

&&

JPT
Special weather statement, Aug 1, 6:21 PM EDT, 3 hours 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
621 PM EDT THU AUG 1 2013

NCZ036-057-012245-
IREDELL-ROWAN-
621 PM EDT THU AUG 1 2013

...A STRONG THUNDERSTORM WILL AFFECT EASTERN IREDELL AND NORTHWESTERN
ROWAN COUNTIES THROUGH 645 PM EDT...

AT 618 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES NORTH OF CLEVELAND...OR 9 MILES EAST OF
STATESVILLE...MOVING SOUTHEAST AT 25 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  CLEVELAND...

DIME SIZE HAIL...AND WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH
THIS STORM.

PLEASE REPORT DAMAGING WINDS...HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE GREENVILLE SPARTANBURG BY CALLING TOLL FREE...1...
800...2 6 7...8 1 0 1...OR BY POSTING ON OUR FACEBOOK PAGE...OR TWEET
IT USING HASHTAG NWSGSP. YOUR MESSAGE SHOULD DESCRIBE THE EVENT AND
SPECIFIC LOCATION WHERE IT OCCURRED.

LAT...LON 3571 8046 3561 8070 3585 8079 3590 8071
      3585 8070 3586 8067 3585 8067 3585 8063

LANE
Special weather statement, Aug 1, 6:39 PM EDT, 3 hours 21 minutes before
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Special weather statement, Aug 1, 7:24 PM EDT, 2 hours 36 minutes before
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Nearby

Special Weather Statements in South Carolina, 2013Every special weather statement in 2013

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.