Alert archive / South Carolina / Tornado Warnings in 2010

Tornado Warning 29, NWS Greenville-Spartanburg, SC

October 26, 2010Oconee County, South Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Oct 26, 2010, 7:09 PM EDT for Oconee County, South Carolina. It was in force for 36 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
Oct 26, 2010, 7:09 PM EDT (23:09 UTC)
Expired
Oct 26, 2010, 7:45 PM EDT
In force
36 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

County Oconee County, SC

The radar

The Greer radar (KGSP), 66 km from the middle of the area, began a volume at 23:12 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this tornado warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

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
Oct 26, 2:16 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.2 hours before the alert went out and 214 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 2010-10-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 832 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 2010-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 248 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
832 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
541 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
248 m²/s²
0-3 km storm-relative helicity
273 m²/s²
Significant tornado parameter
1.2
Supercell composite
6.0

Open this sounding in Storm Lab

The text

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

997 
WFUS52 KGSP 262309
TORGSP
SCC073-262345-
/O.NEW.KGSP.TO.W.0029.101026T2309Z-101026T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
709 PM EDT TUE OCT 26 2010

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL OCONEE COUNTY IN UPSTATE SOUTH CAROLINA...
  THIS INCLUDES THE CITY OF WALHALLA...

* UNTIL 745 PM EDT

* AT 707 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
  NORTHWEST OF WESTMINSTER...OR 6 MILES SOUTHWEST OF WALHALLA...
  MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WALHALLA...
  SENECA...
  LAKE KEOWEE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS. MAKE SURE THERE ARE AS MANY WALLS AND FLOORS
BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

TO REPORT TORNADOES...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 3492 8291 3489 8290 3487 8291 3484 8289
      3480 8289 3479 8287 3474 8289 3472 8285
      3468 8284 3463 8318 3478 8325
TIME...MOT...LOC 2309Z 246DEG 36KT 3472 8311

$$
LANE
2 follow-up statements
093 
WWUS52 KGSP 262329
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
729 PM EDT TUE OCT 26 2010

SCC073-262345-
/O.CON.KGSP.TO.W.0029.000000T0000Z-101026T2345Z/
OCONEE SC-
729 PM EDT TUE OCT 26 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR EAST
CENTRAL OCONEE COUNTY...

AT 726 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR LAKE KEOWEE...OR 6
MILES EAST OF WALHALLA...MOVING NORTHEAST AT 35 MPH.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
INDICATED COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS. MAKE SURE THERE ARE AS MANY WALLS AND FLOORS
BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

&&

LAT...LON 3471 8298 3479 8304 3492 8291 3489 8290
      3487 8291 3484 8289 3480 8289 3479 8287
      3474 8289 3472 8285 3468 8284 3468 8285
TIME...MOT...LOC 2329Z 246DEG 31KT 3479 8293

$$
LANE
934 
WWUS52 KGSP 262342
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
742 PM EDT TUE OCT 26 2010

SCC073-262352-
/O.EXP.KGSP.TO.W.0029.000000T0000Z-101026T2345Z/
OCONEE SC-
742 PM EDT TUE OCT 26 2010

...THE TORNADO WARNING FOR EAST CENTRAL OCONEE COUNTY WILL EXPIRE AT
745 PM EDT...

THE STORM THAT PROMPTED THE WARNING HAS WEAKENED AND MOVED INTO 
PICKENS COUNTY. 

LAT...LON 3471 8298 3479 8304 3492 8291 3489 8290
      3487 8291 3484 8289 3480 8289 3479 8287
      3474 8289 3472 8285 3468 8284 3468 8285
TIME...MOT...LOC 2342Z 246DEG 31KT 3484 8280

$$
LANE

What forecasters said that day

The local office's own words before this tornado 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 tornado warning went out at Oct 26, 3:27 PM EDT, 3 hours 42 minutes earlier.

Area forecast discussion, Oct 26, 3:27 PM EDT, 3 hours 42 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
327 PM EDT TUE OCT 26 2010

.SYNOPSIS...
AN ACTIVE COLD FRONT WILL MOVE INTO THE WESTERN CAROLINAS AND
NORTHEAST GEORGIA TONIGHT...THEN PUSH EAST OF THE FORECAST AREA BY
WEDNESDAY NIGHT. CANADIAN HIGH PRESSURE WILL THEN BUILD IN FOR THE
WEEKEND.

&&

.NEAR TERM /THROUGH WEDNESDAY/...
TORNADO WATCH ISSUED FOR THE TN BORDER COUNTIES OF NC...EXTREME
WESTERN NC...AND EXTREME NE GA UNTIL 10 PM.

AT 1830Z...THE SFC COLD FRONT WAS LOCATED ACROSS NRN MS AND
MIDDLE TN. A STRONG BAND OF TS/SHRA HAS DEVELOPED ALONG AND AHEAD OF
THE COLD FRONT...MOVING EAST AT 30 KTS. AS SECONDARY BAND OF
CONVECTION HAS DEVELOP ALONG AND BEHIND A GRAVITY WAVE ACROSS NRN
AL/E TN.  THE ENVIRONMENT AHEAD OF THE LINE FEATURES SBCAPE BETWEEN
500-1000 J/KG WITH 0-1 KM SRH BETWEEN 300-500 M2/S2. BASED ON THE
LATEST TIMING OF THE SQUALL LINE AND GRAVITY WAVE CONVECTION OVER
TN...DEEP CONVECTION MAY REACH OR DEVELOP OVER THE WESTERN NC MTNS
AS EARLY AS 21Z TO 24Z. AS THE LINE REACHES THE SOUTHERN
APPALACHIANS IT WILL LIKELY SLOW AS IT OUTPACES IT/S ASSOCIATED COLD
POOL AND SFC COLD FRONT. THE PRIMARY PERIOD FOR SVR WEATHER WILL
OCCUR AS THE LEADING LINE OF CONVECTION REACHES THE TN/NC LINE THIS
EVENING. BASED ON THE ENVIRONMENT...THESE STORMS MAY PRODUCE
DAMAGING WINDS AND POSSIBLY A BRIEF TORNADO. IN ADDITION...LLVL FLOW
ALONG AND AHEAD OF THE GRAVITY WAVE AND COLD FRONT WILL YIELD AN
INCREASE IN WINDS ACROSS THE MTNS THROUGH THIS EVENING AND INTO THE
EARLY MORNING HOURS. I WILL EXPAND THE WIND ADVISORY ACROSS THE MTNS
UNTIL 3 AM.

LATE TONIGHT...DEEP LOW PRESSURE OVER MN WILL MOVE NORTH INTO
CANADA...RESULTING IN A DECREASE IN WIDESPREAD FORCING AND DEEP
SOUTHWEST FLOW. AS A RESULT...THE SFC FRONT MAY SLOW OR TEMPORARILY
STALL OVER THE FORECAST AREA TONIGHT. THE 12Z GFS INDICATES THE
FRONTOGENESIS WILL PIVOT OVER THE MTNS...STRONGEST OVER THE NRN
MTNS...AND GRADUALLY WEAKEN. ORGANIZATION AND STORM STRENGTH WILL
LIKELY DECREASE OVERNIGHT. HOWEVER...4 KM WRF INDICATES THAT A FEW
DISCRETE LINE SEGMENTS WILL EXIST EAST OF THE MTNS...SUPPORTED BY
STRONG LLVL SHEAR AND WEAK CAPE. I WILL INDICATE CATE POPS ACROSS
THE MTNS AND TIME LIKELY POPS ACROSS THE FOOTHILLS AND PIEDMONT. MIN
TEMPERATURE WILL REMAIN NEARLY 20 DEGREES ABOVE NORMAL...NEAR RECORD
HIGH MINIMUMS.

WEDNESDAY...TEMPERATURES WILL STEADILY WARM AFTER SUNRISE...PEAKING
IN THE U70S TO L80S EAST OF THE MTNS WITH DEWPOINTS MID TO U60S.
AFTERNOON CAPE VALUES SHOULD RANGE FROM 300-800 J/KG WITH HIGH SWEAT
AND HELICITY VALUES. STORMS WILL DEVELOP ALONG THE COLD FRONT AND
TRACK NE. BASED ON THE HIGH SHEAR LOW CAPE ENVIRONMENT...LINE
SEGMENTS OR STORM CLUSTERS MAY BECOME THE FAVORED STORM MODES. THE
PRIMARY THREAT WILL REMAIN WIND...WITH A BRIEF TOR POSSIBLE.

&&

.SHORT TERM /WEDNESDAY NIGHT THROUGH FRIDAY/...
AS OF 245 PM TUESDAY...THE SFC FRONT WILL CROSS THE REGION WED
NIGHT. THE NAM LLVL WINDS INCREASE INTO THE 50+ KT RANGE OVER THE
FOOTHILLS AND PIEDMONT AHEAD OF THE BNDRY. WITH THE INCREASING LLVL
CONVERGENCE...PCPN INCREASES ACROSS THE PIEDMONT BEFORE FINALLY
MOVING OUT OF THE FA SOMETIME AFTER MIDNIGHT. I/VE UPPED POPS INTO
THE HIGH CHANCE RANGE...BUT IF THE SLOWER AND MORE DYNAMIC TREND
CONTINUES...HIGHER POPS WILL BE IN ORDER WED EVENING. ATTN THE
INSTABILITY DOESN/T LOOK TO BE ALL THAT HIGH. BUT WITH DEWPOINTS
STILL WELL INTO THE 60S...THE BUFKIT SOUNDINGS ARE SHOWING A SMALL
AMOUNT OF CAPE. SO A MODEST SEVERE THREAT WILL CONTINUE INTO THE
EVENING HOURS...ESPECIALLY ACROSS THE WESTERN PIEDMONT. THE LLVL
FLOW QUICKLY VEERS TO THE WEST IN THE EARLY EVENING...WHICH SHOULD
CONFINE THE SEVERE THREAT TO A FEW SMALL AREAS OF STRAIGHT LINE
WIND DAMAGE.

THURSDAY WILL BE A MUCH DRIER DAY. DOWNSLOPE FLOW WILL WARM TEMPS
INTO THE M-U70S OVER THE FOOTHILLS AND PIEDMONT...WITH 60S IN THE
MTNS. THE GRADIENT TIGHTENS ACROSS THE THE MTNS THU NIGHT AS A
STRONG SHORT WAVE MOVES INTO THE MID ATLANTIC STATES. USING A BLEND
OF THE MET/MAV AND COOP MOS...I HAVE MIN TEMPS FALLING BELOW
FREEZING IN PART OF THE NC MTNS. FRIDAY WILL BE CLEAR AND
COOLER...THOUGH MAX TEMPS WILL STILL ONLY BE A DEGREE OR TWO BELOW
NORMAL.

&&

.LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/...
AS OF 145 PM TUESDAY...THE EXT RANGE CONTINUES TO SHOW GOOD
CONTINUITY BTW MODEL RUNS AND OVERALL RUN TO RUN CONSISTENCY. THE
LARGE WAVE PATTERN IS WELL AGREED UPON UNTIL THE END OF THE PERIOD
WHEN SIGNIFICANT DYNAMIC DIFFERENCES ARISE. IN THE MEANTIME...EXPECT
THE CP SFC HIGH TO SLOWLY TRANSITION EAST ACROSS THE CWFA AND BY MON
THE CENTER SHOULD BE OFFSHORE ALLOWING SOME MEASURE OF GOM MOISTURE
ADV INTO THE AREA. THE 12Z GFS PUSHES A BACKDOOR COLD FRONT INTO THE
NRN ZONES SUN NIGHT...HOWEVER THIS FEATURE IS NOT SUPPORTED BY THE
00Z ECMWF AND LOOKS TO BE VERY DRY IN ANY REGARD. WITH UNCERTAINTY
IN THE LARGE SCALE SYNOPTIC PATTERN MON...WILL NOT JUMP ON THE
MOISTER GFS SOLN ATTM AND WILL GO WITH ONLY A SMALL AREA OF SLT
CHC UPSLOPE SHOWERS ACROSS THE SW MTNS...WITH POPS BECOMING MORE
WIDESPREAD TUE THEN GOING TO CHC ACROSS THE WRN ZONES AS MOISTURE
LEVELS WILL INCREASE. LITTLE IN THE WAY OF INSTABILITY SHOULD BE
REALIZED TUE WITH THE MIXED POLAR AIRMASS SLOW TO MODIFY...EVEN
CONSIDERING THE MORE DYNAMIC AND WARM ADVECTIVE GFS...SO TSTM
MENTION HAS BEEN LEFT OUT OF THE FCST. MAX TEMPS WILL START OUT
AROUND NORMAL SAT AND GRADUALLY BECOME A FEW DEGREES ABOVE NORMAL
THROUGH THE PERIOD. MINS WILL FOLLOW THE SAME TREND WITH MOISTURE
INCREASING THROUGH THE COLUMN.

&&

.AVIATION /20Z TUESDAY THROUGH SUNDAY/...
AT KCLT...MVFR CEILINGS MAY REMAIN UNTIL 19Z...THEN CEILINGS WILL
LIFT TO VFR WITH GUSTY SOUTHWEST WINDS. WIND GUSTS ARE FORECAST TO
CONTINUE UNTIL SUNSET...WITH SOUTHWEST WINDS BETWEEN 10 TO 15 KTS
CONTINUING THROUGH THE REST OF THE NIGHT. FORECAST SOUNDINGS
INDICATE THAT INCREASING LLVL FLOW WILL BRING DEEP MOISTURE ACROSS
THE PIEDMONT OVERNIGHT. BOTH THE SOUNDINGS AND MOS GUIDANCE SUPPORTS
A MENTION OF MVFR CEILINGS...AROUND 015 KFT...DEVELOPING DURING THE
PRE DAWN HOURS ALONG WITH DZ OR RA. MVFR CEILINGS SHOULD LIFT AFTER
SUNRISE...WITH GUSTS AROUND 20 KTS REDEVELOPING BY 15Z.

ELSEWHERE ACRS THE FA...PRE FRONTAL CONVECTION WILL INCREASE ACROSS
THE WESTERN CAROLINAS THROUGH 6Z...ESPECIALLY ACROSS THE EAST FACING
MTNS. GUSTY SOUTHWEST WINDS MAY LINGER THROUGH THE EARLY MORNING
HOURS. FORECAST SOUNDINGS INDICATE THAT INCREASING LLVL FLOW WILL
BRING DEEP MOISTURE ACROSS THE REGION OVERNIGHT. BOTH THE SOUNDINGS
AND MOS GUIDANCE SUPPORTS A MENTION OF MVFR TO IFR CEILINGS
DEVELOPING DURING THE PRE DAWN HOURS ALONG WITH DZ OR RA. LOW CEILINGS
SHOULD LIFT AFTER SUNRISE...WITH GUSTS AROUND 20 KTS REDEVELOPING BY
15Z.

OUTLOOK...CONVECTION AND CEILINGS MAY LINGER INTO WEDNESDAY EVENING
EAST OF THE MTNS. DRY HIGH PRESSURE WILL BUILD OVER THE REGION ON
THURSDAY AND REMAIN THROUGH MUCH OF THE WEEKEND.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...WIND ADVISORY UNTIL 3 AM EDT WEDNESDAY FOR NCZ033-048>053-058-
     059-062>065-501-503-505-507-509.
SC...NONE.

&&

SYNOPSIS...SBK
NEAR TERM...NED
SHORT TERM...MCAVOY
LONG TERM...SBK
AVIATION...NED
Hazardous weather outlook, Oct 26, 6:46 PM EDT, 23 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
646 PM EDT TUE OCT 26 2010

GAZ010-017-018-026-028-NCZ035-502-504-506-508-510-SCZ001>007-010-
272300-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ALEXANDER-GREATER CALDWELL-
GREATER BURKE-EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-
ANDERSON-
646 PM EDT TUE OCT 26 2010

...TORNADO WATCH 727 IN EFFECT UNTIL 10 PM EDT THIS EVENING...

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.

   TORNADO WATCH.

A STRONG COLD FRONT WILL MOVE INTO THE NORTH CAROLINA MOUNTAINS
LATER TONIGHT. SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND
AHEAD OF THE FRONT. STRONG WIND SHEAR...COUPLED WITH WEAK TO
MODERATE INSTABILITY...WILL CREATE AN ENVIRONMENT FAVORABLE FOR
SEVERE THUNDERSTORMS. DAMAGING WIND GUSTS...CLOUD TO GROUND
LIGHTING...AND HEAVY RAINFALL WILL BE THE MAIN THREATS ASSOCIATED
WITH THESE STORMS. LARGE HAIL AND ISOLATED TORNADOES WILL ALSO BE
POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A COLD FRONT WILL SLOWLY CROSS THE FOOTHILLS AND PIEDMONT OF THE
WESTERN CAROLINAS AND NORTHEAST GEORGIA DURING THE DAY ON
WEDNESDAY. THUNDERSTORMS ARE EXPECTED TO END DURING THE MORNING
HOURS OVER THE MOUNTAINS...BUT WILL PERSIST THROUGH THE DAY OVER
THE FOOTHILLS AND PIEDMONT. WITH STRONG SHEAR AND MODERATE
INSTABILITY...SEVERE STORMS WILL AGAIN BE POSSIBLE. STRAIGHT LINE
DAMAGING WINDS WILL BE THE MAIN THREAT...THOUGH AN ISOLATED
TORNADO IS POSSIBLE.

.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>053-058-059-062>065-501-503-505-507-509-272300-
AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-
NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS-
RUTHERFORD MOUNTAINS-POLK MOUNTAINS-
646 PM EDT TUE OCT 26 2010

...WIND ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY...
...TORNADO WATCH 727 IN EFFECT UNTIL 10 PM EDT THIS EVENING...

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.

   TORNADO WATCH.
   WIND ADVISORY.

A STRONG COLD FRONT WILL MOVE INTO THE NORTH CAROLINA MOUNTAINS
LATER TONIGHT. SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND
AHEAD OF THE FRONT. STRONG WIND SHEAR...COUPLED WITH WEAK TO
MODERATE INSTABILITY...WILL CREATE AN ENVIRONMENT FAVORABLE FOR
SEVERE THUNDERSTORMS. DAMAGING WIND GUSTS...CLOUD TO GROUND
LIGHTING...AND HEAVY RAINFALL WILL BE THE MAIN THREATS ASSOCIATED
WITH THESE STORMS. LARGE HAIL AND ISOLATED TORNADOES WILL ALSO BE
POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THE COLD FRONT IS EXPECTED TO MOVE EAST OF THE MOUNTAINS WEDNESDAY
MORNING...BRINGING AN END TO THE THREAT OF SEVERE WEATHER.

.SPOTTER INFORMATION STATEMENT...

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

GAZ029-NCZ068-SCZ008-011>013-019-272300-
ELBERT-CLEVELAND-CHEROKEE-ABBEVILLE-LAURENS-UNION SC-GREENWOOD-
646 PM EDT TUE OCT 26 2010

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

.DAY ONE...TONIGHT.

A STRONG COLD FRONT WILL MOVE INTO THE NORTH CAROLINA MOUNTAINS
LATER TONIGHT. SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND
AHEAD OF THE FRONT. STRONG WIND SHEAR...COUPLED WITH WEAK TO
MODERATE INSTABILITY...WILL CREATE AN ENVIRONMENT FAVORABLE FOR
SEVERE THUNDERSTORMS. DAMAGING WIND GUSTS...CLOUD TO GROUND
LIGHTING...AND HEAVY RAINFALL WILL BE THE MAIN THREATS ASSOCIATED
WITH THESE STORMS. LARGE HAIL AND ISOLATED TORNADOES WILL ALSO BE
POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A COLD FRONT WILL SLOWLY CROSS THE FOOTHILLS AND PIEDMONT OF THE
WESTERN CAROLINAS AND NORTHEAST GEORGIA DURING THE DAY ON
WEDNESDAY. THUNDERSTORMS ARE EXPECTED TO END DURING THE MORNING
HOURS OVER THE MOUNTAINS...BUT WILL PERSIST THROUGH THE DAY OVER
THE FOOTHILLS AND PIEDMONT. WITH STRONG SHEAR AND MODERATE
INSTABILITY...SEVERE STORMS WILL AGAIN BE POSSIBLE. STRAIGHT LINE
DAMAGING WINDS WILL BE THE MAIN THREAT...THOUGH AN ISOLATED
TORNADO IS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

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

NCZ036-037-056-057-069>072-082-SCZ009-014-272300-
IREDELL-DAVIE-CATAWBA-ROWAN-LINCOLN-GASTON-MECKLENBURG-CABARRUS-
UNION NC-YORK-CHESTER-
646 PM EDT TUE OCT 26 2010

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

.DAY ONE...TONIGHT.

A STRONG COLD FRONT WILL MOVE INTO THE NORTH CAROLINA MOUNTAINS
LATER TONIGHT. SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP
OVER THE WESTERN PIEDMONT OF NORTH AND SOUTH CAROLINA THIS
EVENING. WHILE THERE WILL NOT BE MANY STORMS THIS EVENING...THERE
WILL BE A SMALL THREAT OF AN ISOLATED SEVERE STORMS AND EVEN A
ISOLATED TORNADO WITH THOSE STORMS THAT DO FORM.

THERE REMAINS SOME UNCERTAINTY AS TO HOW QUICKLY A LINE OF SHOWERS
AND THUNDERSTORMS WILL MOVE INTO AREA LATE TONIGHT OR WEDNESDAY
MORNING. IF THE LINE IS NOT SIGNIFICANTLY DISRUPTED AS IT CROSSES
THE MOUNTAINS...THEN THE SEVERE THREAT COULD INCREASE OVER THE
REGION A LITTLE AFTER MIDNIGHT. IF THE INITIAL LINE OF STORMS
FALLS APART OVER THE MOUNTAINS...THE SEVERE THREAT WILL HOLD OFF
UNTIL THE DAYTIME HOURS ON WEDNESDAY. WITH STRONG WIND SHEAR AND
MODERATE INSTABILITY...ANY STORMS THAT DO MOVE INTO THE REGION
LATER TONIGHT WILL HAVE THE POTENTIAL TO PRODUCE AREAS OF STRAIGHT
LINE WIND DAMAGE AND ISOLATED TORNADOES.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A COLD FRONT WILL SLOWLY CROSS THE PIEDMONT OF THE WESTERN
CAROLINAS DURING THE DAY ON WEDNESDAY. THUNDERSTORMS ARE EXPECTED
TO PERSIST THROUGH THE DAY OVER THE PIEDMONT...WITH THE SEVERE
THREAT NOT ENDING UNTIL THE LATE EVENING HOURS ONCE THE FRONT
MOVES THROUGH. WITH STRONG SHEAR AND MODERATE INSTABILITY
CONTINUING...SEVERE STORMS WILL AGAIN BE POSSIBLE. STRAIGHT LINE
DAMAGING WINDS WILL BE THE MAIN THREAT...THOUGH THERE WILL STILL
BE A SMALL CHANCE FOR AN ISOLATED TORNADO.

.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

Special weather statement, Oct 26, 6:25 PM EDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
625 PM EDT TUE OCT 26 2010

GAZ010-017-018-SCZ001-262300-
HABERSHAM-OCONEE MOUNTAINS-RABUN-STEPHENS-
625 PM EDT TUE OCT 26 2010

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN HABERSHAM...NORTHERN
STEPHENS...SOUTHEASTERN RABUN AND WESTERN OCONEE COUNTIES THROUGH 700
PM EDT...

AT 622 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES NORTH OF CLARKESVILLE...MOVING NORTHEAST
AT 50 MPH. SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED
WITH THIS STORM.

PEOPLE IN NORTHERN HABERSHAM...NORTHERN STEPHENS...SOUTHEASTERN RABUN
AND WESTERN OCONEE COUNTIES...INCLUDING THE FOLLOWING LOCATIONS...

CLARKESVILLE...TURNERVILLE...LAKE RABUN...TALLULAH FALLS...LONG CREEK
AND MOUNTAIN REST...

SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.

LAT...LON 3497 8310 3468 8307 3456 8356 3469 8362

LANE
Local storm report, Oct 26, 6:26 PM EDT, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
626 PM EDT TUE OCT 26 2010

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

0610 PM     FUNNEL CLOUD     2 W SALEM               34.89N 83.01W
10/26/2010                   OCONEE             SC   PUBLIC

            PUBLIC REPORT OF FUNNEL CLOUD.

&&

HG
Local storm report, Oct 26, 6:31 PM EDT, 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
631 PM EDT TUE OCT 26 2010

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

0615 PM     FUNNEL CLOUD     1 N LAKEMONT            34.80N 83.42W
10/26/2010                   RABUN              GA   COUNTY OFFICIAL

            PUBLIC WITNESSED ELEVATED FUNNEL CLOUD CROSSING HWY 441.

&&

KRENTZ
Local storm report, Oct 26, 6:36 PM EDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
636 PM EDT TUE OCT 26 2010

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

0634 PM     FUNNEL CLOUD     4 NNW FOREST CITY       35.39N 81.90W
10/26/2010                   RUTHERFORD         NC   FIRE DEPT/RESCUE

            FIRE DEPT OFFICIALS REPORT TWO FUNNEL CLOUDS REMAINING
            ABOVE THE GROUND MOVING NORTHEAST.

&&

KRENTZ
Special weather statement, Oct 26, 6:43 PM EDT, 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
643 PM EDT TUE OCT 26 2010

NCZ064-SCZ002-003-262315-
GREENVILLE MOUNTAINS-PICKENS MOUNTAINS-TRANSYLVANIA-
643 PM EDT TUE OCT 26 2010

...A STRONG THUNDERSTORM WILL AFFECT EASTERN TRANSYLVANIA...NORTHERN
PICKENS AND NORTHWESTERN GREENVILLE COUNTIES THROUGH 715 PM EDT...

AT 640 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES SOUTH OF ROCKY BOTTOM...OR 9 MILES
NORTHWEST OF PICKENS...MOVING NORTHEAST AT 35 MPH. SMALL HAIL...AND
WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

PEOPLE IN EASTERN TRANSYLVANIA...NORTHERN PICKENS AND NORTHWESTERN
GREENVILLE COUNTIES...INCLUDING THE FOLLOWING LOCATIONS...

ROCKY BOTTOM...TABLE ROCK RESERVOIR...CAESARS HEAD AND JONES GAP
STATE PARK...

SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.

LAT...LON 3524 8260 3517 8258 3515 8257 3515 8255
      3502 8249 3487 8280 3500 8291

LANE
Local storm report, Oct 26, 6:51 PM EDT, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
651 PM EDT TUE OCT 26 2010

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

0645 PM     FUNNEL CLOUD     2 E SUNSHINE            35.45N 81.78W
10/26/2010                   RUTHERFORD         NC   COUNTY OFFICIAL

            TWO SEPARATE FUNNEL REPORTS CALLED IN TO 911.

&&

HARRYG

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 26, 5:14 PM EDTSevere Thunderstorm WarningGSPOconee61 min
Oct 26, 5:26 PM EDTSpecial Weather StatementGSPGreenville34 min
Oct 26, 6:02 PM EDTTornado WarningGSPOconee43 min
Oct 26, 6:43 PM EDTSpecial Weather StatementGSPPickens32 min
Oct 26, 6:48 PM EDTSevere Thunderstorm WarningGSPGreenville, Pickens42 min
Oct 26, 7:05 PM EDTTornado WarningGSPGreenville40 min
Oct 26, 7:48 PM EDTSpecial Weather StatementGSPOconee27 min

Nearby

Tornado Warnings in South Carolina, 2010Every tornado warning in 2010Tornadoes in 2010

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.