Alert archive / North Carolina / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 193, NWS Greenville-Spartanburg, SC

July 10, 2003Rutherford County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 10, 2003, 2:13 PM EDT for Rutherford County, North Carolina. It was in force for 62 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
Jul 10, 2003, 2:13 PM EDT (18:13 UTC)
Expired
Jul 10, 2003, 3:15 PM EDT
In force
62 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

County Rutherford County, NC

The radar

The Greer radar (KGSP), 63 km from the middle of the area, began a volume at 18:13 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 watch it was issued in

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

IssuedProductOfficeLasted
Jul 10, 11:20 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.2 hours before the alert went out and 200 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, Greensboro/Hi Pt, NC at 12:00Z on 2003-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 117 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, Greensboro/Hi Pt, NC at 12:00Z on 2003-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 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
117 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
1108 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
88 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 101813
SVRGSP
NCC161-101915-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
212 PM EDT THU JUL 10 2003

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  RUTHERFORD COUNTY IN WESTERN NORTH CAROLINA

* UNTIL 315 PM EDT

* AT 212 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM 7 MILES WEST OF RUTHERFORDTON...MOVING EAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RUTHERFORDTON AT 220 PM EDT.
  SPINDALE AT 225 PM EDT.
  FOREST CITY AT 230 PM EDT.
  SUNSHINE AT 235 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 3544 8219 3531 8203 3525 8177 3548 8171
          3553 8184

$$
LGL/HG

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 10, 11:53 AM EDT, 2 hours 20 minutes earlier.

Area forecast discussion, Jul 10, 11:53 AM EDT, 2 hours 20 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1153 AM EDT THU JUL 10 2003

ISSUED UPDATE FOR SVR TSTM WATCH AND ENHANCED WORDING.

FCSTID =   33

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

HG
Hazardous weather outlook, Jul 10, 6:04 AM EDT, 8 hours 9 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-101200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
604 AM EDT THU JUL 10 2003

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

.DAY ONE...

THUNDERSTORMS ARE EXPECTED TODAY...WITH A FEW POSSIBLY BECOMING
SEVERE AND SOME PRODUCING LOCALIZED HEAVY RAINFALL. FOR FURTHER
DETAILS...REFER TO THE LATEST SPECIAL WEATHER STATEMENT...SPSGSP...
ISSUED BY THIS OFFICE.

.DAYS TWO THROUGH SEVEN...

MORE THUNDERSTORMS ARE EXPECTED ON FRIDAY...WITH DAILY CHANCES
RETURNING AGAIN SUNDAY THROUGH WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

In the hours before

Special weather statement, Jul 10, 12:36 PM EDT, 1 hour 37 minutes before
SCZ006-011-012-019-101720-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1236 PM EDT THU JUL 10 2003

NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF VERY
HEAVY THUNDERSTORMS MOVING THROUGH WESTERN SOUTH CAROLINA
THIS AFTERNOON.  AT 1230 PM EDT  THE STORMS WERE IN ANDERSON
AND ABBEVILLE COUNTIES...STORMS ARE MOVING TOWARD THE EAST
AT 25 MPH.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE UPSTATE OF
SOUTH CAROLINA AND THESE STORM MAY PRODUCE WINDS OF MORE
THAN 50 MPH AND PENNY SIZE HAIL OR LARGER.  THERE HAVE
BEEN MANY REPORTS OF VERY HEAVY RAIN AND FREQUENT LIGHTNING
WITH THESE STORMS.

PEOPLE THROUGHOUT THE UPSTATE SHOULD MONITOR THESE STORMS
AS THEY MOVE ACROSS THE AREA AND BE PREPARED TO MOVE TO
A PLACE OF SAFETY IF A WARNING IS ISSUED.

DICARLO
Special weather statement, Jul 10, 1:23 PM EDT, 50 minutes before
SCZ007-008-012-013-019-101815-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
123 PM EDT THU JUL 10 2003

NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF VERY
HEAVY THUNDERSTORMS MOVING ACROSS THE UPSTATE OF SOUTH
CAROLINA THIS AFTERNOON.  THE THUNDERSTORMS ARE EXPECTED
TO MOVE THROUGH SPARTANBURG...LAURENS AND GREENWOOD
COUNTIES BY 200 PM. THE STORMS WILL THEN MOVE THROUGH
CHEROKEE AND UNION COUNTIES BY 230 PM.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE UPSTATE OF
SOUTH CAROLINA AND THESE STORM MAY PRODUCE WINDS OF MORE
THAN 50 MPH AND PENNY SIZE HAIL OR LARGER.  THERE HAVE
BEEN MANY REPORTS OF VERY HEAVY RAIN AND FREQUENT LIGHTNING
WITH THESE STORMS.

PEOPLE THROUGHOUT THE UPSTATE SHOULD MONITOR THESE STORMS
AS THEY MOVE ACROSS THE AREA AND BE PREPARED TO MOVE TO
A PLACE OF SAFETY IF A WARNING IS ISSUED.

DICARLO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 3:54 PM EDTSevere Thunderstorm WarningGSPUnion51 min
Jul 10, 7:13 PM EDTSevere Thunderstorm WarningGSPGraham, Swain47 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2003Every severe thunderstorm warning in 2003

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.