Alert archive / South Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 430, NWS Greenville-Spartanburg, SC

June 20, 20115 counties in South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 20, 2011, 12:57 AM EDT for 5 counties in South Carolina. It was in force for 63 min. 6 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
Jun 20, 2011, 12:57 AM EDT (04:57 UTC)
Expired
Jun 20, 2011, 2:00 AM 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), 44 km from the middle of the area, began a volume at 04:59 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
Jun 20, 1:03 AM EDTTSTM WND DMG4 Ese Belton, SCLARGE TREE DOWN ON ROCKY FORD ROAD. TIME DETERMINED BY RADAR.
Jun 20, 1:07 AM EDTHAIL 0.88Princeton, SC
Jun 20, 1:10 AM EDTTSTM WND DMGBelton, SCTREES DOWN
Jun 20, 1:10 AM EDTTSTM WND GST 54Belton, SC
Jun 20, 1:10 AM EDTTSTM WND GST 54Honea Path, SC
Jun 20, 1:41 AM EDTTSTM WND DMG3 Ese Abbeville, SCONE TREE DOWN ON OLD ABBEVILLE HIGHWAY. TIME DETERMINED BY RADAR.

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 3 storm reports to this severe thunderstorm warning; the first came 6 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.

IssuedProductOfficeLasted
Jun 19, 9:41 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.0 hours before the alert went out and 254 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 00:00Z on 2011-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2107 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 00:00Z on 2011-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
2107 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1596 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

403 
WUUS52 KGSP 200457
SVRGSP
SCC001-007-045-047-059-200600-
/O.NEW.KGSP.SV.W.0430.110620T0457Z-110620T0600Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1257 AM EDT MON JUN 20 2011

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN ABBEVILLE COUNTY IN UPSTATE SOUTH CAROLINA...
  SOUTHERN ANDERSON COUNTY IN UPSTATE SOUTH CAROLINA...
  NORTHERN GREENWOOD COUNTY IN UPSTATE SOUTH CAROLINA...
  LAURENS COUNTY IN UPSTATE SOUTH CAROLINA...
  SOUTHEASTERN GREENVILLE COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 200 AM EDT

* AT 1254 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM DONALDSON CENTER TO 5 MILES NORTHWEST OF PRINCETON TO 5 MILES
  WEST OF BROADWAY LAKE...OR ALONG A LINE EXTENDING FROM 7 MILES
  SOUTH OF DOWNTOWN GREENVILLE TO 15 MILES EAST OF ANDERSON TO 5
  MILES SOUTH OF ANDERSON...MOVING SOUTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PRINCETON AND HONEA PATH...
  FOUNTAIN INN AND SIMPSONVILLE...
  BOYD MILL POND AND HICKORY TAVERN...
  WARE SHOALS AND GRAY COURT...
  ORA AND WATERLOO...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS LINE OF SEVERE THUNDERSTORMS IS CAPABLE OF PRODUCING WIND SPEEDS
OF 60 TO 75 MPH. THESE WINDS CAN TOPPLE TREES AND POWER LINES. SEEK
SHELTER ON THE LOWEST LEVEL OF YOUR HOME OR OFFICE BUILDING. AVOID
ROOMS THAT MAY BE DAMAGED BY FALLING TREES. IF DRIVING...PULL OVER IN
A CLEAR AREA AWAY FROM LARGE TREES AND POWER POLES.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

&&

LAT...LON 3445 8284 3457 8244 3488 8244 3466 8200
      3465 8195 3461 8192 3458 8187 3459 8186
      3460 8185 3451 8165 3435 8180 3430 8189
      3419 8194 3407 8233
TIME...MOT...LOC 0457Z 303DEG 40KT 3474 8234 3451 8234
          3443 8264

$$

MOORE
5 follow-up statements
861 
WWUS52 KGSP 200509
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
109 AM EDT MON JUN 20 2011

SCC001-007-045-047-059-200600-
/O.CON.KGSP.SV.W.0430.000000T0000Z-110620T0600Z/
ABBEVILLE SC-ANDERSON SC-GREENWOOD SC-LAURENS SC-GREENVILLE SC-
109 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM EDT
FOR SOUTHEASTERN GREENVILLE...LAURENS...NORTHERN GREENWOOD...SOUTHERN
ANDERSON AND NORTHEASTERN ABBEVILLE COUNTIES...

AT 107 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM FOUNTAIN INN TO BOYD MILL POND TO 5 MILES NORTH OF
ANTREVILLE...OR ALONG A LINE EXTENDING FROM 15 MILES SOUTHEAST OF
DOWNTOWN GREENVILLE TO 12 MILES WEST OF LAURENS TO 12 MILES SOUTHEAST
OF ANDERSON...MOVING SOUTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
DONALDS...WARE SHOALS...DUE WEST...GRAY COURT...WATERLOO...HODGES...
COKESBURY...ORA...ABBEVILLE...CROSS HILL...CORONACA...LAKE
GREENWOOD...VERDERY...GREENWOOD...CLINTON...NINETY SIX AND JOANNA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS CAPABLE OF PRODUCING WIND SPEEDS OF 60 TO 75 MPH. THESE
WINDS CAN TOPPLE TREES AND POWER LINES. SEEK SHELTER ON THE LOWEST
LEVEL OF YOUR HOME OR OFFICE BUILDING. AVOID ROOMS THAT MAY BE
DAMAGED BY FALLING TREES. IF DRIVING...PULL OVER IN A CLEAR AREA AWAY
FROM LARGE TREES AND POWER POLES.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY
MORNING FOR NORTHEAST GEORGIA AND CENTRAL SOUTH CAROLINA.

&&

LAT...LON 3445 8284 3457 8244 3488 8244 3466 8200
      3465 8195 3461 8192 3458 8187 3459 8186
      3460 8185 3451 8165 3435 8180 3430 8189
      3419 8194 3407 8233
TIME...MOT...LOC 0510Z 303DEG 40KT 3466 8219 3443 8219
          3435 8249

$$

NED
712 
WWUS52 KGSP 200518
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
118 AM EDT MON JUN 20 2011

SCC001-007-045-047-059-200600-
/O.CON.KGSP.SV.W.0430.000000T0000Z-110620T0600Z/
ABBEVILLE SC-ANDERSON SC-GREENWOOD SC-LAURENS SC-GREENVILLE SC-
118 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM EDT
FOR SOUTHEASTERN GREENVILLE...LAURENS...NORTHERN GREENWOOD...
SOUTHEASTERN ANDERSON AND NORTHEASTERN ABBEVILLE COUNTIES...

AT 116 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM GRAY COURT TO 5 MILES
NORTHWEST OF WATERLOO TO 3 MILES SOUTHEAST OF DONALDS...OR ALONG A
LINE EXTENDING FROM 10 MILES NORTHWEST OF LAURENS TO 9 MILES
SOUTHWEST OF LAURENS TO 11 MILES NORTH OF ABBEVILLE...MOVING
SOUTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HODGES...COKESBURY...ORA...CROSS HILL...VERDERY...CORONACA...LAKE
GREENWOOD...GREENWOOD...CLINTON...NINETY SIX AND JOANNA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY
MORNING FOR NORTHEAST GEORGIA AND CENTRAL SOUTH CAROLINA.

&&

LAT...LON 3437 8274 3457 8244 3477 8223 3466 8200
      3465 8195 3462 8193 3458 8187 3460 8185
      3451 8165 3435 8180 3430 8189 3419 8194
      3407 8233
TIME...MOT...LOC 0518Z 303DEG 40KT 3461 8210 3438 8210
          3432 8229

$$

NED
246 
WWUS52 KGSP 200526
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
126 AM EDT MON JUN 20 2011

SCC001-007-045-047-059-200600-
/O.CON.KGSP.SV.W.0430.000000T0000Z-110620T0600Z/
ABBEVILLE SC-ANDERSON SC-GREENWOOD SC-LAURENS SC-GREENVILLE SC-
126 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM EDT
FOR SOUTHEASTERN GREENVILLE...LAURENS...NORTHERN GREENWOOD...
SOUTHEASTERN ANDERSON AND NORTHEASTERN ABBEVILLE COUNTIES...

AT 124 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM CLINTON TO 3 MILES NORTHWEST
OF CORONACA...OR ALONG A LINE EXTENDING FROM 9 MILES EAST OF LAURENS
TO 7 MILES NORTH OF GREENWOOD...MOVING SOUTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LAKE
GREENWOOD...CROSS HILL...JOANNA AND NINETY SIX

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS CAPABLE OF PRODUCING WIND SPEEDS OF 60 TO 75 MPH. THESE
WINDS CAN TOPPLE TREES AND POWER LINES. SEEK SHELTER ON THE LOWEST
LEVEL OF YOUR HOME OR OFFICE BUILDING. AVOID ROOMS THAT MAY BE
DAMAGED BY FALLING TREES. IF DRIVING...PULL OVER IN A CLEAR AREA AWAY
FROM LARGE TREES AND POWER POLES.

STRONG WINDS EXTEND OUTWARD FOR SEVERAL MILES AHEAD OF THIS STORM.
THE ONSET OF DAMAGING WINDS WILL OCCUR WITH LITTLE OR NO RAIN AND
LIGHTNING. SEEK SHELTER NOW ON THE LOWEST LEVEL OF YOUR HOME OR
OFFICE BUILDING. AVOID ROOMS THAT MAY BE DAMAGED BY FALLING TREES.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY
MORNING FOR NORTHEAST GEORGIA AND CENTRAL SOUTH CAROLINA.

&&

LAT...LON 3433 8269 3454 8241 3471 8211 3466 8200
      3465 8195 3461 8192 3458 8187 3460 8185
      3451 8165 3435 8180 3430 8189 3419 8194
      3407 8233
TIME...MOT...LOC 0526Z 303DEG 40KT 3445 8186 3427 8211

$$

NED
035 
WWUS52 KGSP 200546
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
146 AM EDT MON JUN 20 2011

SCC007-045-200556-
/O.CAN.KGSP.SV.W.0430.000000T0000Z-110620T0600Z/
ANDERSON SC-GREENVILLE SC-
146 AM EDT MON JUN 20 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GREENVILLE AND
SOUTHEASTERN ANDERSON COUNTIES IS CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY
MORNING FOR NORTHEAST GEORGIA AND CENTRAL SOUTH CAROLINA.

LAT...LON 3428 8261 3459 8188 3458 8187 3460 8185
      3451 8165 3435 8180 3430 8189 3419 8194
      3407 8233
TIME...MOT...LOC 0546Z 303DEG 40KT 3431 8189 3413 8215

$$

SCC001-047-059-200600-
/O.CON.KGSP.SV.W.0430.000000T0000Z-110620T0600Z/
ABBEVILLE SC-GREENWOOD SC-LAURENS SC-
146 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM EDT
FOR LAURENS...NORTHERN GREENWOOD AND NORTHEASTERN ABBEVILLE
COUNTIES...

AT 141 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 3 MILES NORTHEAST OF CROSS HILL TO 3 MILES SOUTHWEST
OF GREENWOOD...OR ALONG A LINE EXTENDING FROM 12 MILES SOUTH OF
LAURENS TO 3 MILES SOUTHWEST OF GREENWOOD...MOVING SOUTHEAST AT 45
MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NINETY
SIX

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS CAPABLE OF PRODUCING WIND SPEEDS OF 60 TO 75 MPH. THESE
WINDS CAN TOPPLE TREES AND POWER LINES. SEEK SHELTER ON THE LOWEST
LEVEL OF YOUR HOME OR OFFICE BUILDING. AVOID ROOMS THAT MAY BE
DAMAGED BY FALLING TREES. IF DRIVING...PULL OVER IN A CLEAR AREA AWAY
FROM LARGE TREES AND POWER POLES.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM EDT MONDAY
MORNING FOR NORTHEAST GEORGIA AND CENTRAL SOUTH CAROLINA.

&&

LAT...LON 3428 8261 3459 8188 3458 8187 3460 8185
      3451 8165 3435 8180 3430 8189 3419 8194
      3407 8233
TIME...MOT...LOC 0546Z 303DEG 40KT 3431 8189 3413 8215

$$

NED
950 
WWUS52 KGSP 200559
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
159 AM EDT MON JUN 20 2011

SCC001-047-059-200608-
/O.EXP.KGSP.SV.W.0430.000000T0000Z-110620T0600Z/
ABBEVILLE SC-GREENWOOD SC-LAURENS SC-
159 AM EDT MON JUN 20 2011

...THE SEVERE THUNDERSTORM WARNING FOR LAURENS...NORTHERN GREENWOOD
AND NORTHEASTERN ABBEVILLE COUNTIES WILL EXPIRE AT 200 AM EDT...

THE LINE OF SEVERE THUNDERSTORMS THAT PROMPTED THE WARNING HAS MOVED 
EAST OF THE WARNED AREA.

LAT...LON 3428 8261 3459 8188 3458 8187 3460 8185
      3451 8165 3435 8180 3430 8189 3419 8194
      3407 8233
TIME...MOT...LOC 0558Z 303DEG 40KT 3423 8176 3406 8202

$$

NED

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 20, 12:36 AM EDT, 21 minutes earlier.

Area forecast discussion, Jun 20, 12:36 AM EDT, 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1236 AM EDT MON JUN 20 2011

.SYNOPSIS...
A WEAK STATIONARY FRONT WILL LINGER IN OUR AREA BEFORE MOVING NORTH
AS A WARM FRONT EARLY IN THE WEEK AS HIGH PRESSURE MOVES INTO THE
AREA. ANOTHER COLD FRONT WILL REACH THE AREA LATE IN THE WEEK.

&&

.NEAR TERM /THROUGH TODAY/...
0430 UTC UPDATE...SEVERE THUNDERSTORM WATCH WILL BE CLEARED FROM
WESTERN NC COUNTIES AS CONVECTION HAS LEFT THE AREA.

     PREVIOUS DISCUSSION...

QUICK UPDATE TO ADD SVR TSRA WATCH 517 ACROSS WESTERN NC EAST INTO
THE UPPER SAVANNAH RIVER VALLEY. AT 2Z...A POTENT MCS WAS LOCATED
NEAR CROSSVILLE...IN EAST TN. THE LINE WAS MOVING SOUTHEAST AROUND
35 MPH. THE ENVIRONMENT AHEAD OF THE LINE CONTAINS MODERATE
INSTABILITY WITH GATHERING DIURNAL CIN. STEERING FLOW WILL BRING THE
BRUNT OF THE ACTIVITY ACROSS EXTREME WESTERN NC AND SOUTHEAST ACROSS
THE UPPER SAVANNAH RIVER VALLEY. THE LINE IS EXPECTED TO RESULT IN
WIDESPREAD WIND DAMAGE AND AREAS OF LARGE HAIL.

THE FLASH FLOOD WATCH WILL REMAIN IN EFFECT THROUGH THE NIGHT IN
ANTICIPATION OF THE ARRIVAL OF ADDITIONAL MCS/S.

ON MONDAY THE STRONG MCV NOW OVER SRN IN WILL MOVE INTO THE MID
ATLANTIC STATES...TURNING THE LLVL WINDS MORE OUT OF THE NW AND
WEAKENING THEM CONSIDERABLY. THERE WILL BE PLENTY OF INSTABILITY
OVER THE REGION AND SOME CONVERGENCE ACROSS THE NC FOOTHILLS AND
PIEDMONT. SPC HAS THIS AREA IN A DAY 2 SLIGHT RISK FOR SEVERE
STORMS. CONSIDERING THAT THE LLVL CAPPING INVERSION WILL WORK NORTH
ACROSS THE REGION...WE MAY ONCE AGAIN HAVE TROUBLE INITIATING
CONVECTION. I HAVE CHANCE POPS IN THE NE PART OF THE FA TO ACCOUNT
FOR THIS. IF STORMS DO FORM THEY WILL CERTAINLY HAVE THE POTENTIAL
TO BECOME SEVERE.

&&

.SHORT TERM /TONIGHT THROUGH WEDNESDAY/...
AS OF 110 PM SUNDAY...19/12 UTC SHORT RANGE MODELS REMAIN CONSISTENT
IN DEPICTING BLDG UPPER RIDGE ATOP THE CWFA ON TUESDAY. THE
RESULTANT VERY WEAK FLOW AND WEAKLY FORCED ENVIRONMENT SHOULD LIMIT
DIURNAL DEEP CONVECTION...ESPECIALLY AWAY FROM THE HIGHER
TERRAIN...WHERE THE FCST SNDGS STILL LOOK TO REMAIN CAPPED. THE HEAT
WAVE WILL CONTINUE AND THE GOING SWATH OF MID TO UPPER 90S MAX TEMPS
LOOK GOOD.

UPPER RIDGING TO GIVE WAY TO FALLING HEIGHTS ON WEDNESDAY...AND
THERE WILL EXIST THE POTENTIAL FOR ENERGY TO RIDE UP THE BACKSIDE OF
THE EASTWARD SHIFTING RIDGE. IN CONJUNCTION WITH THE INFLUX OF
INCREASED LAYER RH...THE CHANCES FOR SCATTERED AFTERNOON TSTMS ARE
BECOMING MORE PROBABLE...ESPECIALLY ACRS THE MTNS. IT SHOULD BE THE
LAST VERY HOT DAY FOR A SHORT WHILE AS PIEDMONT MAX TEMPS ARE
EXPECTED TO BE SOLIDLY IN THE MID 90S.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
AS OF 1215 PM SUNDAY...L/WV TROUGH AXIS ACRS THE CENTRAL CONUS AT
THE START OF THE PERIOD IS STILL EXPECTED TO EXHIBIT A MODEST
EASTWARD PROGRESSION THURSDAY AND FRIDAY. PREFER TO LEAN TOWARD THE
LESS AMPLIFIED EVENTUALITY THAT THE ECMWF SHOWS...BUT AT THIS
POINT...AMPLIFICATION QUESTIONS WILL HAVE LITTLE AFFECT ON THE FCST
SENSIBLE WX. WITH THE PRESENCE OF TROUGHINESS DEVELOPING INTO
THE EASTERN CONUS AND THE ENCROACHMENT OF AN ATTENDANT FRONTAL
ZONE...FEEL ABOVE CLIMO POP IS WARRANTED EACH DAY AND TEMPERATURES
WILL BE PRETTY CLOSE TO THE EARLY SUMMER NORMALS.

A TREND TOWARD DEAMPLIFYING AND FLATTER FLOW ALOFT IS EXPECTED NEXT
WEEKEND AS SW CONUS RIDGING EXPANDS EASTWARD AND THE WESTERLIES
RETREAT NORTHWARD. WEAK FRONTAL ZONE SHOULD BE ABLE TO SHIFT BACK
NORTH AS WELL. IT IS SHAPING UP TO BE A PRETTY TYPICAL SUMMER
WEEKEND...MAX TEMPS ABOUT A CATEGORY ABOVE NORMAL AND DAILY DIURNAL
TSTM PROBABILITIES IN THE CHANCE RANGE.

&&

.AVIATION /06Z MONDAY THROUGH FRIDAY/...
AT KCLT AND ELSEWHERE...BANDS OF DEBRIS CLOUDS WILL LIKELY PASS
ACROSS THE TERMINALS THIS EVENING AND OVERNIGHT. FOG IS POSSIBLE NEAR
AREAS OF RAINFALL THIS AFTERNOON...I WILL INDICATE MVFR FOG AT KAVL
AND KHKY DURING THE PRE DAWN HOURS. WNW WINDS SHOULD DEVELOP AFTER
SUNRISE MONDAY AND WILL REMAIN THROUGH THE REST OF THE TAF PERIOD.
CB WILL DEVELOP DURING THE EARLY TO MID AFTERNOON...BUT PLACEMENT
AND TIMING IS TOO UNCERTAIN TO MENTION AT THIS TIME.

OUTLOOK...DRIER AND HOT WEATHER IS EXPECTED TUESDAY...THOUGH
ISOLATED TSTMS ARE POSSIBLE IN THE MTNS. A COLD FRONT WILL BRING A
BETTER CHANCE OF TSTMS...AND RESTRICTIONS...BY WED OR THU.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...FLASH FLOOD WATCH UNTIL 6 AM EDT EARLY THIS MORNING FOR NCZ033-
     048>052-058.
SC...NONE.

&&

SYNOPSIS...PAT
NEAR TERM...JAT/MCAVOY/NED
SHORT TERM...CSH
LONG TERM...CSH
AVIATION...NED
Hazardous weather outlook, Jun 19, 9:49 PM EDT, 3 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
949 PM EDT SUN JUN 19 2011

GAZ010-017-018-026-028-029-NCZ053-059-062>065-509-510-SCZ001>006-010-
011-210200-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-BUNCOMBE-
NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS-PICKENS MOUNTAINS-
GREENVILLE MOUNTAINS-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-ANDERSON-ABBEVILLE-
949 PM EDT SUN JUN 19 2011

...SEVERE THUNDERSTORM WATCH 517 IN EFFECT UNTIL 3 AM EDT MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN
NORTH CAROLINA 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...MONDAY THROUGH SATURDAY.

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.

NCZ035>037-056-057-068>072-082-501>508-SCZ007>009-012>014-019-210200-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL-
BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL-
RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-SPARTANBURG-CHEROKEE-YORK-
LAURENS-UNION SC-CHESTER-GREENWOOD-
949 PM EDT SUN JUN 19 2011

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

NCZ051-052-058-210200-
SWAIN-HAYWOOD-GRAHAM-
949 PM EDT SUN JUN 19 2011

...FLASH FLOOD WATCH IN EFFECT UNTIL 6 AM EDT MONDAY...
...SEVERE THUNDERSTORM WATCH 517 IN EFFECT UNTIL 3 AM EDT MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH 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.

   FLASH FLOOD WATCH.
   SEVERE THUNDERSTORM WATCH.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

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.

NCZ033-048>050-210200-
AVERY-MADISON-YANCEY-MITCHELL-
949 PM EDT SUN JUN 19 2011

...FLASH FLOOD WATCH IN EFFECT UNTIL 6 AM EDT MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH 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.

   FLASH FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

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.

In the hours before

Local storm report, Jun 20, 12:20 AM EDT, 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1220 AM EDT MON JUN 20 2011

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

1205 AM     TSTM WND GST     2 SSE CASHIERS          35.08N 83.08W
06/20/2011  M74 MPH          JACKSON            NC   MESONET

&&

NED
Local storm report, Jun 20, 12:22 AM EDT, 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1222 AM EDT MON JUN 20 2011

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

1205 AM     TSTM WND DMG     CASHIERS                35.11N 83.10W
06/20/2011                   JACKSON            NC   911 CALL CENTER

            NUMEROUS TREES AND POWERLINES DOWN.

&&

TBENTHAL
Local storm report, Jun 20, 12:31 AM EDT, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1231 AM EDT MON JUN 20 2011

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

1205 AM     TSTM WND DMG     CASHIERS                35.11N 83.10W
06/20/2011                   JACKSON            NC   PUBLIC

            WINDOWS AND INTERIOR DOORS BLOWN OUT OF HOME.

&&

TBENTHAL
Local storm report, Jun 20, 12:40 AM EDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1240 AM EDT MON JUN 20 2011

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

1232 AM     TSTM WND DMG     3 NE SALEM              34.92N 82.94W
06/20/2011                   OCONEE             SC   COUNTY OFFICIAL

            TREES AND POWER LINES DOWN ON NICOLE DRIVE NEAR OLD
            CHAPMAN BRIDGE. FIRE STARTED IN NEARBY WOODED AREA.

&&

NED
Local storm report, Jun 20, 12:44 AM EDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1244 AM EDT MON JUN 20 2011

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

1240 AM     TSTM WND DMG     4 NNW LIBERTY           34.85N 82.72W
06/20/2011                   PICKENS            SC   FIRE DEPT/RESCUE

            TREE DOWN THROUGH HOUSE ON ODELL DRIVE OFF HWY 178.

&&

TBENTHAL
Local storm report, Jun 20, 12:45 AM EDT, 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1245 AM EDT MON JUN 20 2011

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

1232 AM     TSTM WND DMG     3 NNE SALEM             34.94N 82.96W
06/20/2011                   OCONEE             SC   COUNTY OFFICIAL

            MULTIPLE TREES AND POWER LINES DOWN ALONG HIGHWAY 11
            BETWEEN SALEM AND LAKE KEOWEE.

&&

NED

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 11:55 PM EDTSevere Thunderstorm WarningGSPGreenville, Oconee, Pickens50 min
Jun 20, 12:31 AM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Oconee, Pickens44 min
Jun 20, 1:37 AM EDTSevere Thunderstorm WarningGSPAbbeville, Greenwood52 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2011Every severe thunderstorm warning in 2011

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.