Alert archive / South Carolina / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 21, NWS Greenville-Spartanburg, SC

March 28, 2010Abbeville County, Anderson County, South Carolina; Elbert County, Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Mar 28, 2010, 9:19 PM EDT for Abbeville County, Anderson County, South Carolina; Elbert County, Georgia. It was in force for 70 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: Mar 28, 2010, 9:19 PM EDT (01:19 UTC)
Expired: Mar 28, 2010, 10:29 PM EDT
In force: 70 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon

Counties Elbert County, GA, Abbeville County, SC, Anderson County, SC

The radar

The Greer radar (KGSP), 75 km from the middle of the area, began a volume at 01:19 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Mar 28, 3:47 PM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 1.3 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-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: 170 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 1532 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: 132 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

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

669 
WUUS52 KGSP 290119
SVRGSP
GAC105-SCC001-007-290230-
/O.NEW.KGSP.SV.W.0021.100329T0119Z-100329T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
919 PM EDT SUN MAR 28 2010

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN ELBERT COUNTY IN NORTHEAST GEORGIA...
  THIS INCLUDES THE CITY OF ELBERTON...
  NORTHERN ABBEVILLE COUNTY IN UPSTATE SOUTH CAROLINA...
  SOUTHEASTERN ANDERSON COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 1030 PM EDT

* AT 915 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
  AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE     
  HAIL. THESE STORMS COVERED MUCH OF NORTHWEST ABBEVILLE AND 
  SOUTHEAST ANDERSON COUNTIES AND EASTERN ELBERT COUNTY. INDIVIDUAL 
  STORMS IN THE LINE WERE MOVING NORTHEAST AT 40 MPH WHILE THE AREA 
  ITSELF WAS NEARLY STATIONARY.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  LOWNDESVILLE...STARR...SECESSION LAKE...ANTREVILLE...BROADWAY
  LAKE...DUE WEST...BELTON...DONALDS AND HONEA PATH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THESE SEVERE THUNDERSTORMS SHOULD BE ALERT FOR 
LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY 
RAIN CAN OCCUR WITH ANY THUNDERSTORM. SEEK SHELTER INDOORS AWAY FROM 
WINDOWS AND DOORS UNTIL THE STORM PASSES.

TO REPORT 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT SUNDAY EVENING
FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL SOUTH
CAROLINA.

&&

LAT...LON 3407 8290 3420 8301 3426 8288 3429 8278
      3433 8281 3459 8243 3455 8241 3450 8234
      3441 8224 3433 8233 3406 8278
TIME...MOT...LOC 0117Z 235DEG 24KT 3426 8271

$$
MCAVOY

2 follow-up statements

075 
WWUS52 KGSP 290206
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1006 PM EDT SUN MAR 28 2010

GAC105-290216-
/O.CAN.KGSP.SV.W.0021.000000T0000Z-100329T0230Z/
ELBERT GA-
1006 PM EDT SUN MAR 28 2010

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ELBERT COUNTY IS
CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT SUNDAY EVENING
FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL SOUTH
CAROLINA.

LAT...LON 3413 8266 3420 8272 3426 8274 3429 8278
      3433 8281 3459 8243 3454 8241 3450 8234
      3441 8224 3434 8233 3433 8233
TIME...MOT...LOC 0206Z 240DEG 20KT 3435 8248

$$

SCC001-007-290230-
/O.CON.KGSP.SV.W.0021.000000T0000Z-100329T0230Z/
ANDERSON SC-ABBEVILLE SC-
1006 PM EDT SUN MAR 28 2010

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR NORTHERN ABBEVILLE AND SOUTHEASTERN ANDERSON COUNTIES...

AT 1004 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL.  THIS STORM WAS LOCATED NEAR ANTREVILLE...OR 13 MILES NORTHWEST
OF ABBEVILLE...MOVING NORTHEAST AT 25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO DUE
WEST...BELTON...DONALDS AND HONEA PATH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL AND
DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR
WITH ANY THUNDERSTORM. SEEK SHELTER INDOORS AWAY FROM WINDOWS AND
DOORS UNTIL THE STORM PASSES.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT SUNDAY EVENING
FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL SOUTH
CAROLINA.

&&

LAT...LON 3413 8266 3420 8272 3426 8274 3429 8278
      3433 8281 3459 8243 3454 8241 3450 8234
      3441 8224 3434 8233 3433 8233
TIME...MOT...LOC 0206Z 240DEG 20KT 3435 8248

$$
MCAVOY

518 
WWUS52 KGSP 290229
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1029 PM EDT SUN MAR 28 2010

SCC001-007-290239-
/O.CAN.KGSP.SV.W.0021.000000T0000Z-100329T0230Z/
ANDERSON SC-ABBEVILLE SC-
1029 PM EDT SUN MAR 28 2010

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ABBEVILLE AND
SOUTHEASTERN ANDERSON COUNTIES IS CANCELLED...

SEVERE STORMS HAVE MOVED OUT OF THE WARNING AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT SUNDAY EVENING
FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL SOUTH
CAROLINA.

LAT...LON 3413 8266 3420 8272 3426 8274 3429 8278
      3433 8281 3459 8243 3454 8241 3450 8234
      3441 8224 3434 8233 3433 8233
TIME...MOT...LOC 0229Z 240DEG 20KT 3441 8235

$$
MCAVOY

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 8:08 PM EDT	Tornado Warning	GSP	York	52 min
Mar 28, 8:14 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Chester, Spartanburg, Union, York	61 min
Mar 28, 8:31 PM EDT	Severe Thunderstorm Warning	GSP	Laurens, Spartanburg	59 min
Mar 28, 8:40 PM EDT	Severe Thunderstorm Warning	GSP	Abbeville, Greenville, Greenwood, Laurens	65 min
Mar 28, 8:56 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, York	64 min
Mar 28, 9:25 PM EDT	Severe Thunderstorm Warning	GSP	York	65 min
Mar 28, 9:32 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Greenville, Laurens, Spartanburg, Union, York	73 min
Mar 28, 10:43 PM EDT	Severe Thunderstorm Warning	GSP	Laurens, Union	24 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2010 Severe Thunderstorm Warnings in Georgia, 2010 Every severe thunderstorm warning 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.