Alert archive / Georgia / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 23, NWS Greenville-Spartanburg, SC

May 9, 2004Franklin County, Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 9, 2004, 6:18 PM EDT for Franklin County, Georgia. It was in force for 42 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
May 9, 2004, 6:18 PM EDT (22:18 UTC)
Expired
May 9, 2004, 7:00 PM EDT
In force
42 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

County Franklin County, GA

The radar

The Greer radar (KGSP), 118 km from the middle of the area, began a volume at 22:19 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 severe thunderstorm 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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.3 hours before the alert went out and 151 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 2004-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 131 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 2004-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
131 J/kg
Mixed-layer CIN
-160 J/kg
Mixed-layer LCL
1830 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
-16 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KGSP 092218
SVRGSP
GAC119-092300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
618 PM EDT SUN MAY 9 2004

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FRANKLIN COUNTY IN NORTHEAST GEORGIA

* UNTIL 700 PM EDT

* AT 618 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM 7 MILES SOUTH OF CARNESVILLE...OR ABOUT 5 MILES WEST
  OF FRANKLIN SPRINGS...MOVING NORTHWEST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CARNESVILLE AROUND 630 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.

LAT...LON 3415 8324 3428 8310 3446 8331 3432 8348

$$
JONES

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 May 9, 5:44 PM EDT, 34 minutes earlier.

Area forecast discussion, May 9, 5:44 PM EDT, 34 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
544 PM EDT SUN MAY 9 2004

.UPDATE...
RADAR SHOWS LINEAR ORGANIZATION TO CONVECTION IN NC PIEDMONT. EXPECT
THIS BAND TO DRIFT SLOWLY E. WILL UPDATE PRODUCTS TO RAISE POPS IN
NE PORTION OF AREA.

&&

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

JAT
Hazardous weather outlook, May 9, 6:33 AM EDT, 11 hours 45 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
633 AM EDT SUN MAY 9 2004

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-091232-
ABBEVILLE SC-ALEXANDER NC-ANDERSON SC-AVERY NC-BUNCOMBE NC-BURKE NC-
CABARRUS NC-CALDWELL NC-CATAWBA NC-CHEROKEE SC-CHESTER SC-
CLEVELAND NC-DAVIE NC-ELBERT GA-FRANKLIN GA-GASTON NC-GRAHAM NC-
GREATER GREENVILLE SC-GREATER OCONEE SC-GREATER PICKENS SC-
GREENVILLE MOUNTAINS SC-GREENWOOD SC-HABERSHAM GA-HART GA-HAYWOOD NC-
HENDERSON NC-IREDELL NC-LAURENS SC-LINCOLN NC-MACON NC-MADISON NC-
MCDOWELL NC-MECKLENBURG NC-MITCHELL NC-NORTHERN JACKSON NC-
OCONEE MOUNTAINS SC-PICKENS MOUNTAINS SC-POLK NC-RABUN GA-ROWAN NC-
RUTHERFORD NC-SOUTHERN JACKSON NC-SPARTANBURG SC-STEPHENS GA-
SWAIN NC-TRANSYLVANIA NC-UNION SC-UNION NC-YANCEY NC-YORK SC-
633 AM EDT SUN MAY 9 2004

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

.DAY ONE...

SCATTERED THUNDERSTORMS WILL DEVELOP AGAIN TODAY. THERE IS A CHANCE
THAT A FEW OF THE THUNDERSTORMS COULD PRODUCE DAMAGING WIND GUSTS AND
LARGE HAIL.

.DAYS TWO THROUGH SEVEN...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED FOR A BRIEF TIME ACROSS PARTS OF
THE REGION THIS AFTERNOON AND EVENING.

MOORE

In the hours before

Local storm report, May 9, 5:28 PM EDT, 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
528 PM EDT SUN MAY 09 2004

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

0520 PM     HAIL             3 NE ANDERSON           34.55N 82.61W
05/09/2004  0.75 INCH        ANDERSON           SC   TRAINED SPOTTER

&&

SBK
Local storm report, May 9, 5:42 PM EDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
542 PM EDT SUN MAY 09 2004

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

0528 PM     HAIL             1 NE PENDLETON          34.66N 82.77W
05/09/2004  0.75 INCH        ANDERSON           SC   TRAINED SPOTTER

&&

MCAVOY
Local storm report, May 9, 5:57 PM EDT, 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
557 PM EDT SUN MAY 09 2004

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

0535 PM     HAIL             ELLENBORO               35.33N 81.76W
05/09/2004  0.75 INCH        RUTHERFORD         NC   COUNTY OFFICIAL

&&

SBK
Local storm report, May 9, 6:17 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
617 PM EDT SUN MAY 09 2004

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

0509 PM     LIGHTNING        STATESVILLE             35.79N 80.89W
05/09/2004                   IREDELL            NC   AMATEUR RADIO

            LIGHTNING CAUSED A ROOF FIRE AT AN APARTMENT BUILDING.

&&

SBK
Special weather statement, May 9, 6:18 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
618 PM EDT SUN MAY 9 2004

NCZ036-037-056-057-066>072-100017-
CABARRUS NC-CATAWBA NC-CLEVELAND NC-DAVIE NC-GASTON NC-IREDELL NC-
LINCOLN NC-MECKLENBURG NC-POLK NC-ROWAN NC-RUTHERFORD NC-
618 PM EDT SUN MAY 9 2004

...STRONG TO SEVERE THUNDERSTORMS OVER THE NORTH CAROLINA FOOTHILLS
AND PIEDMONT...

A BROKEN LINE OF STRONG TO SEVERE THRUNDERSTORMS WILL CONTINUE TO
DRIFT SLOWLY TO THE SOUTHEAST...ACROSS THE SOUTHERN FOOTHILLS AND
WESTERN PIEDMONT OF NORTH CAROLINA...AFFECTING AREAS FROM
RUTHERFORDTON TO LINCOLNTON...HUNTERSVILLE AND SALISUBURY THROUGH 730
PM. IF THE LINE HOLDS TOGETHER IT WILL MOVE INTO THE CHARLOTTE METRO
AREA BETWEEN 730 AMD 8 PM.

THE STRONGEST STORMS WILL PRODUCE DAMAGING WINDS AND LARGE HAIL. THE
STORMS ARE ALSO PRODUCING AN UNUSUAL AMOUNT OF CLOUD TO GROUND
LIGHTING. SOME LOCATIONS WILL ALSO SEE IN EXCESS OF 2 INCHES OF RAIN
IN LESS THAN AN HOUR. THIS WILL REDUCE THE VISIBILITY TO NEAR ZERO
AND CAUSE DEEP PONDING OF WATER ON ROADS AND IN POOR DRAINAGE AREAS.

MCAVOY
Special weather statement, May 9, 6:18 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT...CORRECTED FOR TYPOS
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
618 PM EDT SUN MAY 9 2004

NCZ036-037-056-057-066>072-100017-
CABARRUS NC-CATAWBA NC-CLEVELAND NC-DAVIE NC-GASTON NC-IREDELL NC-
LINCOLN NC-MECKLENBURG NC-POLK NC-ROWAN NC-RUTHERFORD NC-
618 PM EDT SUN MAY 9 2004

...STRONG TO SEVERE THUNDERSTORMS OVER THE NORTH CAROLINA FOOTHILLS
AND PIEDMONT...

A BROKEN LINE OF STRONG TO SEVERE THUNDERSTORMS WILL CONTINUE TO
DRIFT SLOWLY TO THE SOUTHEAST...ACROSS THE SOUTHERN FOOTHILLS AND
WESTERN PIEDMONT OF NORTH CAROLINA...AFFECTING AREAS FROM
RUTHERFORDTON TO LINCOLNTON...HUNTERSVILLE AND SALISBURY THROUGH 730
PM. IF THE LINE HOLDS TOGETHER IT WILL MOVE INTO THE CHARLOTTE METRO
AREA BETWEEN 730 AND 8 PM.

THE STRONGEST STORMS WILL PRODUCE DAMAGING WINDS AND LARGE HAIL. THE
STORMS ARE ALSO PRODUCING AN UNUSUAL AMOUNT OF CLOUD TO GROUND
LIGHTING. SOME LOCATIONS WILL SEE IN EXCESS OF 2 INCHES OF RAIN IN
LESS THAN AN HOUR. THIS WILL REDUCE THE VISIBILITY TO NEAR ZERO AND
CAUSE DEEP PONDING OF WATER ON ROADS AND IN POOR DRAINAGE AREAS.

MCAVOY

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 5:24 PM EDTSevere Thunderstorm WarningGSPHabersham66 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2004Every severe thunderstorm warning in 2004

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.