Alert archive / South Carolina / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 86, NWS Greenville-Spartanburg, SC

June 26, 2001Pickens County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 26, 2001, 4:12 PM EDT for Pickens County, South Carolina. It was in force for 48 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 26, 2001, 4:12 PM EDT (20:12 UTC)
Expired: Jun 26, 2001, 5:00 PM EDT
In force: 48 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County Pickens County, SC

The radar

The Greer radar (KGSP), 46 km from the middle of the area, began a volume at 20:11 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.2 hours before the alert went out and 235 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: 1165 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 651 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 31 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KGSP 262013
SVRGSP

SCC077-262100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
412 PM EDT TUE JUN 26 2001

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PICKENS COUNTY IN UPSTATE SOUTH CAROLINA

* UNTIL 500 PM EDT

* AT 412 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 11 MILES SOUTHEAST
  OF PICKENS...OR ABOUT 5 MILES SOUTHEAST OF LIBERTY...MOVING NORTH
  AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LIBERTY AT 420 PM EDT
  EASLEY AT 420 PM EDT
  PICKENS AT 430 PM EDT
  DACUSVILLE AT 435 PM EDT
  PUMPKINTOWN AT 440 PM EDT

THIS SEVERE THUNDERSTORM WILL MOVE INTO SOUTHERN PICKENS COUNTY BY 
417 PM...AND WILL PRODUCE DIME TO QUARTER SIZED HAIL AND WIND GUSTS 
OF 50 TO 60 MPH.

PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR
LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY
RAIN CAN OCCUR WITH ANY THUNDERSTORM.

$$

MOORE

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 26, 2:30 PM EDT, 1 hour 42 minutes earlier.

Area forecast discussion, Jun 26, 2:30 PM EDT, 1 hour 42 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
230 PM EDT TUE JUN 26 2001

CLOUDS HAVE BROKEN UP ACROSS OUR CWA ALLOWING FOR SHOWERS AND
THUNDERSTORMS TO FIRE ACROSS THE UPSTATE AND WESTERN N.C.  DEWPOINTS
AROUND 70 AND TEMPS UPPER 70S TO NEAR 80... WITH CAPES NEARING 3000
AND LIS NEAR -6... A FEW TSTORMS MAY BECOME SEVERE.  HAVE ALSO BEEN
WATCHING SOME AREAS FOR CONTINUED HEAVY RAIN AND THREAT OF FLASH
FLOODING.  HOWEVER... MOST OF TODAYS RAINFALL HAS HIT DIFFERENT
AREAS THAN PREVIOUS DAYS.

MODELS ARE IN GOOD AGREEMENT TO MOVE THE CUT-OFF LOW SLOWLY
WESTWARD... KEEPING A WARM MOIST SOUTHEASTERLY FLOW ACROSS THE
AREA.  MESOETA KEEPS THE CONVECTION ACROSS THE AREA THROUGH WED
MORNING... ALONG WITH AVN.  SO WILL KEEP CHANCE OF SHOWERS AND
STORMS OVERNIGHT.  AM LOOKING AT A SLOW DRYING AND WARMING TREND
THRU THE EXTENDED... WITH ONLY A CHANCE OF AFTERNOON THUNDERSTORMS.
MODELS ARE TRENDING TOWARD AN INCREASED CHANCE OF CONVECTION LATE IN
THE WEEK TOWARD FRIDAY.

FCSTID = 50
GSP   65  88  65  88 /  40  30  30  40
AND   65  88  65  88 /  40  30  30  40
CLT   65  88  64  88 /  30  30  20  20
HKY   62  85  61  86 /  30  30  30  30
AVL   57  81  58  84 /  40  30  30  30

.GSP...
GA...NONE.
NC...NONE.
SC...NONE.

LAMB/DICARLO

In the hours before

Special weather statement, Jun 26, 12:45 PM EDT, 3 hours 27 minutes before

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-262345-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1245 PM EDT TUE JUN 26 2001

...SEVERE WEATHER AND FLASH FLOODING POSSIBLE THIS AFTERNOON AND
EVENING...

AN UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE SLOWLY WEST ACROSS
TENNESSEE THIS AFTERNOON. THE WESTERN CAROLINAS AND NORTHEAST GEORGIA
WILL REMAIN INFLUENCED BY THIS FEATURE...AND SCATTERED THUNDERSTORMS
ARE EXPECTED OVER THE AREA THIS AFTERNOON. WITH GREATER LOW LEVEL
MOISTURE...YET DRIER CONDITIONS ALOFT...THAN THE PAST FEW
DAYS...CONDITIONS ARE FAVORABLE FOR SOME OF THESE THUNDERSTORMS TO
BECOME SEVERE...PRODUCING DAMAGING WIND AND LARGE HAIL.

WHILE THE STORMS SHOULD MOVE TO THE NORTH AT ABOUT 20 MPH...MANY
AREAS ARE NEARLY SATURATED DUE TO RECENT HEAVY RAIN. CONSIDERABLY
LESS RAIN WILL BE NEEDED THIS AFTERNOON TO CAUSE FLOODING THAN IN
RTHE RECENT PAST.

SPOTTER GROUPS SHOULD BE PREPARED TO ACTIVATE QUICKLY LATE THIS
AFTERNOON AND THIS EVENING. DISPATCHERS SHOULD ENSURE COUNTY
EMERGENCY MANAGEMENT OFFICIALS ARE AWARE OF THIS INFORMATION.

MCAVOY

Local storm report, Jun 26, 2:40 PM EDT, 1 hour 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
240 PM EDT TUE JUN 26 2001

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

215 PM     GREENWOOD                 SC   1.75 INCH HAIL
06/26/01   GREENWOOD                      MARBLE TO GOLF BALL SIZED
                                          HAIL REPORTED IN SOUTHERN
                                     R     PART OF THE CITY OF
                                          GREENWOOD. REPORTED BY
                                          DEPUTY SHERIFF.

MOORE

Local storm report, Jun 26, 3:40 PM EDT, 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
340 PM EDT TUE JUN 26 2001

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

337 PM     2 SE ANDERSON             SC   .75 INCH HAIL
06/26/01   ANDERSON                       AMATEUR RADIO OPERATOR
                                          REPORTED DIME SIZE HAIL
                                          O6N HIGHWAY 252.

RBN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 26, 2:57 PM EDT	Severe Thunderstorm Warning	GSP	Laurens	48 min
Jun 26, 3:28 PM EDT	Severe Thunderstorm Warning	GSP	Anderson	47 min
Jun 26, 3:49 PM EDT	Severe Thunderstorm Warning	GSP	Spartanburg	41 min
Jun 26, 4:08 PM EDT	Severe Thunderstorm Warning	GSP	Union	37 min
Jun 26, 4:16 PM EDT	Severe Thunderstorm Warning	GSP	Anderson	14 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2001 Every severe thunderstorm warning in 2001

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.