Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Greenville-Spartanburg, SC

June 23, 2012Gaston County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Jun 23, 2012, 11:06 PM EDT for Gaston County, North Carolina. It was in force for 39 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: Jun 23, 2012, 11:06 PM EDT (03:06 UTC)
Expired: Jun 23, 2012, 11:45 PM EDT
In force: 39 min
Issued by: NWS Greenville-Spartanburg, SC

County Gaston County, NC

The radar

The Greer radar (KGSP), 113 km from the middle of the area, began a volume at 03:08 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, 3.1 hours before the alert went out and 139 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 61 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 1676 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 12 m²/s²
0-3 km storm-relative helicity: 74 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

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 Jun 23, 10:35 PM EDT, 31 minutes earlier.

Area forecast discussion, Jun 23, 10:35 PM EDT, 31 minutes before

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Hazardous weather outlook, Jun 23, 4:59 AM EDT, 18 hours 7 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
459 AM EDT SAT JUN 23 2012

GAZ010-017-018-026-028-029-NCZ048-051>053-058-059-062>065-068>072-
082-507>510-SCZ001>014-019-240900-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-MADISON-SWAIN-HAYWOOD-
BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
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-
459 AM EDT SAT JUN 23 2012

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

.DAY ONE...TODAY AND TONIGHT.

SCATTERED THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND EVENING
ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. ANY
THUNDERSTORMS THAT DEVELOP WILL PRODUCE DANGEROUS CLOUD TO GROUND
LIGHTNING AND HEAVY RAINFALL. A FEW OF THESE THUNDERSTORMS MAY
BECOME SEVERE...PRODUCING HAIL AS LARGE AS QUARTERS AND DAMAGING
WIND GUSTS.

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

A WARM AND UNSTABLE AIRMASS WILL REMAIN IN PLACE ACROSS THE REGION
ON SUNDAY AND MONDAY. ADDITIONAL ROUNDS OF SCATTERED THUNDERSTORMS
ARE EXPECTED TO DEVELOP EACH AFTERNOON...WITH SOME OF THESE
THUNDERSTORMS BECOMING SEVERE.

.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>037-049-050-056-057-501>506-240900-
AVERY-ALEXANDER-IREDELL-DAVIE-YANCEY-MITCHELL-CATAWBA-ROWAN-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-
459 AM EDT SAT JUN 23 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND
WESTERN NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

ISOLATED THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND EVENING
ACROSS THE NORTHERN MOUNTAINS...NORTHERN FOOTHILLS...AND NORTHWEST
PIEDMONT OF NORTH CAROLINA. ANY THUNDERSTORMS THAT DEVELOP WILL
PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING AND HEAVY RAINFALL. A
FEW OF THESE THUNDERSTORMS COULD BECOME SEVERE...PRODUCING HAIL
AS LARGE AS QUARTERS AND DAMAGING WIND GUSTS.

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

A WARM AND UNSTABLE AIRMASS WILL REMAIN IN PLACE ACROSS THE REGION
ON SUNDAY AND MONDAY. ADDITIONAL ROUNDS OF SCATTERED THUNDERSTORMS
ARE EXPECTED TO DEVELOP EACH AFTERNOON...WITH SOME OF THESE
THUNDERSTORMS BECOMING SEVERE.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

GERAPETRITIS

In the hours before

Special weather statement, Jun 23, 7:01 PM EDT, 4 hours 5 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
701 PM EDT SAT JUN 23 2012

SCZ008-009-013-232345-
CHEROKEE-UNION-YORK-
701 PM EDT SAT JUN 23 2012

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN UNION...SOUTHERN
CHEROKEE AND WESTERN YORK COUNTIES THROUGH 745 PM EDT...

AT 658 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR SARATT...OR 13 MILES SOUTHEAST OF GAFFNEY...
MOVING NORTH AT 10 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  HICKORY GROVE...

SMALL HAIL...WIND GUSTS OF 30 TO 40 MPH AND TORRENTIAL RAIN ARE
EXPECTED WITH THIS STORM.

LAT...LON 3509 8162 3499 8134 3479 8151 3483 8165

JOH

Special weather statement, Jun 23, 8:03 PM EDT, 3 hours 3 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
803 PM EDT SAT JUN 23 2012

NCZ068-508-SCZ008-009-013-240045-
CHEROKEE-CLEVELAND-GREATER RUTHERFORD-UNION-YORK-
803 PM EDT SAT JUN 23 2012

...STRONG THUNDERSTORMS WILL AFFECT CHEROKEE...NORTHEASTERN UNION...
SOUTHEASTERN RUTHERFORD...SOUTHWESTERN CLEVELAND AND WESTERN YORK
COUNTIES THROUGH 845 PM EDT...

AT 800 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 3 MILES SOUTHEAST OF
CLIFFSIDE TO 3 MILES EAST OF SARATT...MOVING EAST AT 10 MPH.

THESE STORMS WILL IMPACT LOCATIONS NEAR...
  BOILING SPRINGS NC...
  HICKORY GROVE...

SMALL HAIL...WIND GUSTS UP TO 40 MPH AND TORRENTIAL RAIN ARE EXPECTED
WITH THESE STORMS.

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. SEEK HIGHER GROUND
IF THREATENED BY FLOOD WATERS.

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 3482 8124 3482 8147 3481 8148 3479 8146
      3478 8152 3525 8188 3529 8152 3483 8116

JOH

Special weather statement, Jun 23, 8:14 PM EDT, 2 hours 52 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
814 PM EDT SAT JUN 23 2012

NCZ063-064-240100-
SOUTHERN JACKSON-TRANSYLVANIA-
814 PM EDT SAT JUN 23 2012

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN JACKSON AND WESTERN
TRANSYLVANIA COUNTIES THROUGH 900 PM EDT...

AT 811 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR WOLF MOUNTAIN...OR 14 MILES WEST OF
BREVARD...MOVING SOUTH AT 20 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  LAKE TOXAWAY...
  ROSMAN...

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

LAT...LON 3529 8292 3530 8290 3509 8273 3508 8273
      3507 8276 3507 8278 3508 8278 3502 8302
      3526 8309

JOH

Special weather statement, Jun 23, 9:01 PM EDT, 2 hours 5 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
901 PM EDT SAT JUN 23 2012

NCZ071-SCZ009-240145-
MECKLENBURG-YORK-
901 PM EDT SAT JUN 23 2012

...A STRONG THUNDERSTORM WILL AFFECT EASTERN YORK AND SOUTHWESTERN
MECKLENBURG COUNTIES THROUGH 945 PM EDT...

AT 859 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR TEGA CAY...OR 5 MILES NORTH OF ROCK HILL...
MOVING EAST AT 5 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  FORT MILL...

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

LAT...LON 3502 8081 3500 8084 3505 8089 3501 8090
      3495 8086 3490 8088 3497 8110 3508 8110
      3507 8078

JOH

Special weather statement, Jun 23, 9:53 PM EDT, 1 hour 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
953 PM EDT SAT JUN 23 2012

NCZ071-082-SCZ009-240230-
MECKLENBURG-UNION-YORK-
953 PM EDT SAT JUN 23 2012

...STRONG THUNDERSTORMS WILL AFFECT SOUTHEASTERN YORK...SOUTHERN
MECKLENBURG AND WESTERN UNION COUNTIES THROUGH 1030 PM EDT...

AT 950 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES EAST OF FORT
MILL TO 3 MILES NORTHWEST OF LANCASTER...MOVING EAST AT 10 MPH.

THESE STORMS WILL IMPACT LOCATIONS NEAR...
  WAXHAW...

PENNY SIZE HAIL...WIND GUSTS UP TO 40 MPH AND TORRENTIAL RAIN ARE
EXPECTED WITH THESE STORMS.

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. SEEK HIGHER GROUND
IF THREATENED BY FLOOD WATERS.

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 3481 8079 3486 8080 3494 8079 3505 8089
      3501 8090 3495 8086 3484 8086 3482 8089
      3482 8091 3507 8096 3510 8054 3481 8051

JOH

Special weather statement, Jun 23, 11:06 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 8:14 PM EDT	Special Weather Statement	GSP	Transylvania	46 min
Jun 23, 9:53 PM EDT	Special Weather Statement	GSP	Union	37 min
Jun 23, 10:04 PM EDT	Severe Thunderstorm Warning	GSP	Union	41 min
Jun 24, 2:31 PM EDT	Special Weather Statement	GSP	Mecklenburg	44 min
Jun 24, 2:41 PM EDT	Special Weather Statement	GSP	Iredell	49 min
Jun 24, 3:20 PM EDT	Special Weather Statement	GSP	Union	40 min
Jun 24, 3:32 PM EDT	Special Weather Statement	GSP	Iredell	43 min
Jun 24, 3:57 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg, Union	49 min
Jun 24, 4:07 PM EDT	Severe Thunderstorm Warning	GSP	Iredell, Rowan	53 min
Jun 24, 4:11 PM EDT	Special Weather Statement	GSP	Burke	49 min
Jun 24, 4:18 PM EDT	Special Weather Statement	GSP	Union	42 min
Jun 24, 4:40 PM EDT	Areal Flood Advisory	GSP	Union	96 min
Jun 24, 5:18 PM EDT	Severe Thunderstorm Warning	GSP	Macon	57 min
Jun 24, 5:23 PM EDT	Special Weather Statement	GSP	Mecklenburg	52 min
Jun 24, 5:38 PM EDT	Special Weather Statement	GSP	Burke	52 min
Jun 24, 5:44 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus	46 min
Jun 24, 6:19 PM EDT	Special Weather Statement	GSP	Cleveland	41 min
Jun 24, 6:30 PM EDT	Severe Thunderstorm Warning	GSP	Lincoln	45 min
Jun 24, 7:06 PM EDT	Severe Thunderstorm Warning	GSP	Gaston, Lincoln	39 min
Jun 24, 7:14 PM EDT	Special Weather Statement	GSP	Burke	46 min
Jun 24, 7:42 PM EDT	Special Weather Statement	GSP	Gaston	48 min
Jun 23, 8:03 PM EDT	Special Weather Statement	GSP	Cherokee	42 min
Jun 23, 9:01 PM EDT	Special Weather Statement	GSP	York	44 min
Jun 23, 10:54 PM EDT	Areal Flood Advisory	GSP	York	63 min
Jun 24, 2:36 PM EDT	Special Weather Statement	GSP	Greenwood	39 min
Jun 24, 3:36 PM EDT	Special Weather Statement	GSP	Abbeville	39 min
Jun 24, 4:41 PM EDT	Special Weather Statement	GSP	York	49 min
Jun 24, 5:32 PM EDT	Areal Flood Advisory	GSP	York	42 min
Jun 24, 5:47 PM EDT	Special Weather Statement	GSP	Greenville	43 min
Jun 24, 6:18 PM EDT	Special Weather Statement	GSP	York	57 min
Jun 24, 6:34 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, York	56 min
Jun 24, 6:39 PM EDT	Special Weather Statement	GSP	Greenville	51 min
Jun 24, 6:49 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Spartanburg	56 min
Jun 24, 7:17 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Chester, Union, York	58 min
Jun 24, 7:33 PM EDT	Special Weather Statement	GSP	Cherokee	42 min
Jun 24, 7:45 PM EDT	Special Weather Statement	GSP	Spartanburg	45 min
Jun 24, 7:55 PM EDT	Special Weather Statement	GSP	Cherokee	50 min
Jun 24, 5:12 PM EDT	Special Weather Statement	GSP	Rabun	48 min

Nearby

Special Weather Statements in North Carolina, 2012 Every special weather statement 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.