Alert archive / South Carolina / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 125, NWS Greenville-Spartanburg, SC

July 22, 2000Chester County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 22, 2000, 6:13 PM EDT for Chester County, South Carolina. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jul 22, 2000, 6:13 PM EDT (22:13 UTC)
Expired: Jul 22, 2000, 7:00 PM EDT
In force: 47 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County Chester County, SC

What was reported inside it

Time	Report	Where	Remark
Jul 22, 6:22 PM EDT	Hail 0.75	Chester, SC

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 22, 1:15 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.2 hours before the alert went out and 192 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: 924 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 639 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 70 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

194 
WUUS52 KGSP 222213
SVRGSP
SCC023-222300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
613 PM EDT SAT JUL 22 2000

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

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

* UNTIL 700 PM EDT

* AT 613 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS OVER CHESTER...
  MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RICHBURG AT 630 PM EDT
  FORT LAWN AT 650 PM EDT
  GREAT FALLS AT 655 PM EDT

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.

$$

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 Jul 22, 2:48 PM EDT, 3 hours 25 minutes earlier.

Area forecast discussion, Jul 22, 2:48 PM EDT, 3 hours 25 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
248 PM EDT SAT JUL 22 2000

CONVECTION WILL CONTINUE THROUGH THE EVENING. WILL TREND EVENING
POPS TO ONGOING CONVECTION. UPR TROF NOW OVER THE EAST WILL CONTINUE
THROUGH THE PERIOD. A SERIES OF SHORT WAVES MOVE THROUGH THE TROF
SUNDAY AND MONDAY WITH GOOD AMOUNTS OF UPPER DIVERGENCE AND UVV.
MOIST UNSTABLE AIR MASS REMAINS IN PLACE ACROSS THE CWFA...ALTHOUGH
THE AIR IS A LITTLE DRIER OVER THE NC MTNS. LOW PRESSURE ALONG THE
STATIONARY FRONT ALONG THE GULF KEEPS A MOIST LOW LEVEL ELY FLOW
ACROSS THE SE. ALL THIS WILL COMBINE TO KEEP THE CHC OF AFT/EVE TSRA
HIGH ACROSS THE CWFA.

TEMPS A LITTLE COOLER SUNDAY THEN A LITTLE COOLER AGAIN MONDAY. THIS
DUE TO CLOUDS...PRECIP...ELY FLOW AND A LITTLE COOLER THICKNESSES.

...PRELIM NUMBERS...
GSP   69  85  67  84 /  20  60  40  50
AND   70  86  68  84 /  20  60  40  50
CLT   69  85  67  84 /  30  60  50  50
HKY   68  84  66  83 /  20  60  40  50
AVL   63  77  62  77 /  20  50  30  40

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

RWH

In the hours before

Local storm report, Jul 22, 3:56 PM EDT, 2 hours 17 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
356 PM EDT SAT JUL 22 2000

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

355 PM     INMAN                     SC   WIND DAMAGE
07/22/00   SPARTANBURG                    NUMEROUS TREES DOWN AND
                                          MARBLE HAIL REPORTED BY
                                          SPOTTER

NEAL

Local storm report, Jul 22, 4:57 PM EDT, 1 hour 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
457 PM EDT SAT JUL 22 2000

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

451 PM     4 NW HICKORY TAVERN       SC   .75 INCH HAIL
07/22/00   LAURENS                        LAURENS 911 RELAYED FIRE
                                          DEPT REPORT OF DIME SIZE
                                          HAIL IN THE GREEN POND
                                          COMMUNITY.

BWM

Local storm report, Jul 22, 5:16 PM EDT, 57 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
516 PM EDT SAT JUL 22 2000

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

508 PM     GRAY COURT                SC   .75 INCH HAIL
07/22/00   LAURENS                        LAURENS 911 REPORTED DIME
                                          SIZE HAIL

508 PM     GRAY COURT                SC   WIND DAMAKGE
07/22/00   LAURENS                        LAURENS COUNTY 911
                                          REPORTED TREES DOWN ON
                                          HWY 101.

BWM

Local storm report, Jul 22, 5:22 PM EDT, 51 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
522 PM EDT SAT JUL 22 2000

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

518 PM     LAURENS                   SC   .75 INCH HAIL
07/22/00   LAURENS                        SPOTTER REPORT OF DIME
                                          SIZE HAIL ON HWY 14 NEAR
                                          THE NORTHERN CITY LIMITS
                                          OF LAURENS.

BWM

Local storm report, Jul 22, 5:33 PM EDT, 40 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
533 PM EDT SAT JUL 22 2000

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

525 PM     LAURENS                   SC   WIND DAMAGE
07/22/00   LAURENS                        TREES AND POWER LINES
                                          DOWN ALL OVER THE CITY
                                          BETWEEN 525 PM AND 530
                                          PM. REPORTED BY LAURENS
                                          911 CENTER.

BWM

Local storm report, Jul 22, 5:43 PM EDT, 30 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
543 PM EDT SAT JUL 22 2000

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

430 PM     5 W FORK SHOALS           SC   WIND DAMAGE
07/22/00   GREENVILLE                     FRONT PORCH BLOWN OFF A
                                          MOBILE HOME. REPORTED BY
                                          COUNTY SHERIFF.

BWM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 1:11 PM EDT	Severe Thunderstorm Warning	GSP	Greenville	49 min
Jul 22, 3:25 PM EDT	Severe Thunderstorm Warning	GSP	Spartanburg	50 min
Jul 22, 4:10 PM EDT	Severe Thunderstorm Warning	GSP	Greenville	50 min
Jul 22, 4:46 PM EDT	Severe Thunderstorm Warning	GSP	Laurens	44 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2000 Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.