Alert archive / North Carolina / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 191, NWS Greenville-Spartanburg, SC

June 23, 2008Catawba County, Iredell County, Rowan County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 23, 2008, 5:47 PM EDT for Catawba County, Iredell County, Rowan County, North Carolina. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 23, 2008, 5:47 PM EDT (21:47 UTC)
Expired
Jun 23, 2008, 6:45 PM EDT
In force
58 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Catawba County, NC, Iredell County, NC, Rowan County, NC

The radar

The Greer radar (KGSP), 153 km from the middle of the area, began a volume at 21:48 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 12:00Z, 9.8 hours before the alert went out and 97 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 12:00Z on 2008-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 555 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 12:00Z on 2008-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.1939587897Sfc1 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
555 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
673 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Jun 23, 2:26 PM EDT, 3 hours 21 minutes earlier.

Area forecast discussion, Jun 23, 2:26 PM EDT, 3 hours 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
226 PM EDT MON JUN 23 2008

.SYNOPSIS...
A WEAK COLD FRONT WILL MOVE SOUTHEAST OF THE AREA TONIGHT. HIGH
PRESSURE WILL BUILD OVER THE REGION TUESDAY THROUGH THURSDAY...
BEFORE MOVING OFF THE COAST FRIDAY. ANOTHER COLD FRONT WILL APPROACH
FROM THE NORTH ON SUNDAY.

&&

.NEAR TERM /THROUGH TUESDAY/...
MID AFTERNOON CONVECTION SEEMS TO BE FORMING IN THE VICINITY OF THE
SURFACE TROUGH THAT HAS BEEN ANALYZED JUST EAST OF THE MOUNTAINS.
THE WEAK LOW LEVEL CONVERGENCE... STEEP LAPSE RATES... AND
DIVERGENCE ALOFT ARE TAKING ADVANTAGE OF THE SOMEWHAT LIMITED
MOISTURE THAT IS AVAILABLE. EXPECT THAT HAIL AND DAMAGING DOWNBURST
WINDS WILL BE THE PRIMARY THREAT AS SCATTERED THUNDERSTORMS...
SOMETIMES IN CLUSTERS AND SHORT LINES... TRAVERSE THE CWA. THE 500
MB TROUGH ENCOURAGING THE CONVECTIVE STORM DEVELOPMENT WILL CROSS
THE AREA TONIGHT.  THE LEAD VORTICITY MAXIMUM MOVES THROUGH EARLY
TONIGHT BUT ANOTHER IMPULSE FOLLOWS RAPIDLY LATER TONIGHT AND COULD
CAUSE ANOTHER BRIEF PERIOD OF ISOLATED TO SCATTERED SHOWERS OR
THUNDERSTORMS. SHORTLY AFTER 06Z... THE ENTIRE AREA SHOULD BE DRY
AND STABLE. HIGH PRESSURE SYSTEM OVER THE MIDWEST WILL DRIFT INTO
THE OHIO VALLEY DURING TUESDAY PRODUCING SUNNY WEATHER. HIGH
TEMPERATURES TUESDAY WILL BE SEVERAL DEGREES ABOVE NORMAL IN MOST
AREAS. HIGHS EAST OF THE MOUNTAINS WILL BE AROUND 90 OR IN THE LOWER
90S. EXCEPT FOR THE HIGHER ELEVATIONS... MOUNTAIN TEMPERATURES WILL
WARM INTO THE 80S.

&&

.SHORT TERM /TUESDAY NIGHT THROUGH THURSDAY NIGHT/...
AS OF 200 PM MONDAY...WEAK UPPER RIDGE BEGINS TO BUILD OVER THE
REGION TUE NIGHT AND CONTINUES TO BUILD WED WITH WEAK SFC RIDGE ALSO
MOVING OVER THE AREA. DEW POINTS REMAIN FAIRLY LOW...IN THE 50S...
SO NO PRECIP IS EXPECTED. MOISTURE INCREASES AS SFC HIGH MOVES E WED
NIGHT-THU...PUTTING AREA IN MOIST S FLOW. UPPER RIDGE REMAINS
OVERHEAD THU SO NO SIGNIFICANT TRIGGER BUT WITH WEAK UPSLOPE AND
ISENTROPIC LIFT KEPT A SLIGHT CHANCE OF MAINLY MTN POPS FOR THU
AFTN-EVE. EXPECT HIGHS TO RANGE FROM THE LOW 90S PIEDMONT TO MAINLY
80S MTNS.

&&

.LONG TERM /FRIDAY THROUGH MONDAY/...
AS OF 200 PM MONDAY...UPPER RIDGE WEAKENS FRI AS SHORTWAVE MOVES
ALONG CANADAIN BORDER. ASSOC TROF DEEPENS OVER E US THROUGH EARLY
NEXT WEEK AS CLOSED UPPER LOW MOVES ACROSS THE GREAT LAKES TOWARD
NEW ENGLAND. FRI SHOULD BE ANOTHER DIURNALLY DRIVEN DAY WITH SLIGHT
CHANCE POPS AND HIGHS IN THE LOW 90S...80S MTNS. THERE IS A BETTER
CHANCE OF RAIN OVER THE WEEKEND AS WEAK SHORTWAVES ROTATE THRU THE
UPPER TROF OVER THE REGION. A COLD FRONT IS ALSO EXPECTED TO
APPROACH THE AREA FROM THE NW SAT AND STALL JUST N OF CWA SUN. WITH
SOME GULF MOISTURE MAKING UP OVER THE AREA KEPT CHANCE POPS FOR THE
WEEKEND...CONTINUING INTO MON...ESP OVER THE MTNS.

&&

.AVIATION /19Z MONDAY THROUGH SATURDAY/...
SCATTERED SHOWERS AND THUNDERSTORMS WILL PRODUCE MVFR AND LOCAL IFR
CONDITIONS THROUGH LATE AFTERNOON AND INTO EARLY EVENING. AS THE
UPPER LEVEL TROUGH PROMOTING CONVECTIVE STORM DEVELOPMENT MOVES
ACROSS THE CWA... SHOWERS WILL END AS DRY AND STABLE AIR SPREADS IN
FROM THE NORTHWEST DURING THE NIGHT. BY 06Z MOSTLY MID CLOUD DEBRIS
FROM CONVECTION WILL REMAIN... BUT THAT SHOULD EXIT THE AREA BEFORE
SUNRISE. AIR MASS SPREADING ACROSS CWA BY MORNING APPEARS TO BE
SUFFICIENTLY DRY TO HAVE VIRTUALLY CLOUD FREE SKY AND VERY LITTLE...
IF ANY... FOG TO REDUCE VISIBILITY. AFT 13Z TUESDAY... VFR WEATHER
WILL CONTINUE FOR THE DAY.

OUTLOOK...DRY WEATHER AND VFR CONDITIONS EXPECTED THROUGH WEDNESDAY.
THURSDAY THROUGH SATURDAY... A GRADUAL INCREASE IN MOISTURE WILL
CONTRIBUTE TO SCATTERED SHOWERS AND THUNDERSTORMS... PRIMARILY
DURING THE AFTERNOONS AND EVENINGS. MORNING VISIBILITY RESTRICTIONS
IN FOG AND HAZE ARE ALSO POSSIBLE.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...NONE.
SC...NONE.

&&

SYNOPSIS...RB
NEAR TERM...LGL
SHORT TERM...RB
LONG TERM...RB
AVIATION...LGL
Hazardous weather outlook, Jun 23, 3:03 PM EDT, 2 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
303 PM EDT MON JUN 23 2008

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>070-501>510-SCZ001>008-010-241915-
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-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-ANDERSON-
303 PM EDT MON JUN 23 2008

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP AND
SPREAD EAST ACROSS THE FOOTHILLS AND PIEDMONT THROUGH THE EVENING
HOURS. THE THUNDERSTORMS WILL PRODUCE CLOUD TO GROUND LIGHTNING
AND HEAVY DOWNPOURS...BUT SEVERAL MAY ALSO PRODUCE DAMAGING WIND
GUSTS AND LARGE HAIL.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE IS A CHANCE OF THUNDERSTORMS SATURDAY AND SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

NCZ071-072-082-SCZ009-011>014-019-241915-
MECKLENBURG-CABARRUS-UNION NC-YORK-ABBEVILLE-LAURENS-UNION SC-
CHESTER-GREENWOOD-
303 PM EDT MON JUN 23 2008

...SEVERE THUNDERSTORM WATCH 599 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

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

.DAY ONE...THIS AFTERNOON AND 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.

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP AND
SPREAD EAST ACROSS THE FOOTHILLS AND PIEDMONT THROUGH THE EVENING
HOURS. THE THUNDERSTORMS WILL PRODUCE CLOUD TO GROUND LIGHTNING
AND HEAVY DOWNPOURS...BUT SEVERAL MAY ALSO PRODUCE DAMAGING WIND
GUSTS AND LARGE HAIL.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE IS A CHANCE OF THUNDERSTORMS SATURDAY AND SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

In the hours before

Local storm report, Jun 23, 4:08 PM EDT, 1 hour 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
408 PM EDT MON JUN 23 2008

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

0356 PM     HAIL             6 N CATAWBA             35.79N 81.08W
06/23/2008  E0.75 INCH       IREDELL            NC   TRAINED SPOTTER

            CATAWBA INDIAN RESERVATION

&&

CSH
Special weather statement, Jun 23, 4:13 PM EDT, 1 hour 34 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
413 PM EDT MON JUN 23 2008

NCZ037-232115-
DAVIE-
413 PM EDT MON JUN 23 2008

...A STRONG THUNDERSTORM WILL AFFECT EASTERN DAVIE COUNTY THROUGH 515
PM EDT...

AT 406 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES EAST OF MOCKSVILLE...MOVING EAST AT 20
MPH.

THIS STORM WILL BE NEAR...
  ADVANCE BY 425 PM EDT.

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

KRENTZ
Local storm report, Jun 23, 4:15 PM EDT, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
415 PM EDT MON JUN 23 2008

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

0356 PM     HAIL             6 N CATAWBA             34.94N 80.91W
06/23/2008  E0.75 INCH       YORK               SC   TRAINED SPOTTER

            CATAWBA INDIAN RESERVATION

&&

CSH
Special weather statement, Jun 23, 4:21 PM EDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
421 PM EDT MON JUN 23 2008

NCZ071-082-SCZ009-014-232115-
CHESTER-MECKLENBURG-UNION-YORK-
421 PM EDT MON JUN 23 2008

...STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN CHESTER...
SOUTHEASTERN YORK...SOUTHERN MECKLENBURG AND UNION COUNTIES THROUGH
515 PM EDT...

AT 418 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES SOUTHWEST OF
STALLINGS TO 3 MILES SOUTH OF CATAWBA...MOVING EAST AT 15 MPH.

THESE STORMS WILL BE NEAR...
  STALLINGS BY 430 PM EDT.
  WAXHAW BY 440 PM EDT.
  MINERAL SPRINGS BY 450 PM EDT.
  UNIONVILLE BY 510 PM EDT.
  WINGATE BY 515 PM EDT.

SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THESE
STORMS.

KRENTZ
Local storm report, Jun 23, 4:26 PM EDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
426 PM EDT MON JUN 23 2008

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

0330 PM     TSTM WND DMG     3 SW IVA                34.28N 82.70W
06/23/2008                   ANDERSON           SC   EMERGENCY MNGR

            SEVERAL TREES DOWN ON WHITE CAMPBELL ROAD

&&

JPT
Special weather statement, Jun 23, 5:23 PM EDT, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
523 PM EDT MON JUN 23 2008

NCZ036-037-057-232230-
DAVIE-IREDELL-ROWAN-
523 PM EDT MON JUN 23 2008

...A STRONG THUNDERSTORM WILL AFFECT DAVIE...NORTHERN IREDELL AND
NORTHWESTERN ROWAN COUNTIES THROUGH 630 PM EDT...

AT 518 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES NORTH OF STATESVILLE...MOVING EAST AT 16
MPH.

THIS STORM WILL BE NEAR...
  6 MILES SOUTH OF HARMONY BY 540 PM EDT.
  COOLEEMEE BY 630 PM EDT.

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

KRENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 8:05 PM EDTFlash Flood WarningGSPCabarrus3 hr
Jun 22, 8:12 PM EDTSevere Thunderstorm WarningGSPCabarrus, Rowan63 min
Jun 22, 8:27 PM EDTSevere Thunderstorm WarningGSPMecklenburg, Union44 min
Jun 22, 8:49 PM EDTSevere Thunderstorm WarningGSPGaston, Lincoln32 min
Jun 22, 9:57 PM EDTFlash Flood WarningGSPCabarrus, Mecklenburg3 hr
Jun 22, 10:11 PM EDTFlash Flood WatchGSPAlexander, Cabarrus, Catawba, Davie, Gaston, Iredell and 4 more5 hr
Jun 23, 3:15 PM EDTSevere Thunderstorm WarningGSPGaston, Mecklenburg, Union60 min
Jun 23, 6:02 PM EDTSevere Thunderstorm WarningGSPDavie, Iredell, Rowan41 min
Jun 22, 8:13 PM EDTSevere Thunderstorm WarningGSPLaurens62 min
Jun 22, 8:17 PM EDTSevere Thunderstorm WarningGSPCherokee, Chester, Union, York39 min
Jun 22, 8:37 PM EDTSevere Thunderstorm WarningGSPSpartanburg, Union53 min
Jun 22, 9:21 PM EDTSevere Thunderstorm WarningGSPCherokee, Chester, Union, York39 min
Jun 22, 9:56 PM EDTSevere Thunderstorm WarningGSPChester64 min
Jun 23, 2:31 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg, Union59 min
Jun 23, 2:52 PM EDTSevere Thunderstorm WarningGSPCherokee, Chester, Union, York53 min
Jun 23, 2:58 PM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson49 min
Jun 23, 3:45 PM EDTSevere Thunderstorm WarningGSPChester, Union, York60 min
Jun 23, 6:48 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg, Union39 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2008Every severe thunderstorm warning in 2008

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.