Alert archive / South Carolina / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 121, NWS Columbia, SC

July 9, 20164 counties in South Carolina; Burke County, McDuffie County, Richmond County, Georgia

NWS Columbia, SC issued this severe thunderstorm warning at Jul 9, 2016, 12:27 AM EDT for 4 counties in South Carolina; Burke County, McDuffie County, Richmond County, Georgia. It was in force for 48 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 9, 2016, 12:27 AM EDT (04:27 UTC)
Expired
Jul 9, 2016, 1:15 AM EDT
In force
48 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Burke County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Orangeburg County, SC

The radar

The Charleston,SC radar (KCLX), 73 km from the middle of the area, began a volume at 04:30 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.

What was reported inside it

TimeReportWhereRemark
Jul 9, 12:38 AM EDTTSTM WND DMG5 Se Jackson, SCTREE DOWN ON B ROAD AT SAVANNAH RIVER SITE. TIME ESTIMATED BASED ON RADAR. .

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 4.5 hours before the alert went out and 153 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, Charleston AFB, SC at 00:00Z on 2016-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3204 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 00:00Z on 2016-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
3204 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1436 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
1.0
Supercell composite
14.0

Open this sounding in Storm Lab

The text

As transmitted.

456 
WUUS52 KCAE 090427
SVRCAE
GAC033-189-245-SCC003-009-011-075-090515-
/O.NEW.KCAE.SV.W.0121.160709T0427Z-160709T0515Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
1227 AM EDT SAT JUL 9 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MCDUFFIE COUNTY IN EAST CENTRAL GEORGIA...
  BURKE COUNTY IN EAST CENTRAL GEORGIA...
  RICHMOND COUNTY IN EAST CENTRAL GEORGIA...
  SOUTHWESTERN ORANGEBURG COUNTY IN CENTRAL SOUTH CAROLINA...
  BARNWELL COUNTY IN CENTRAL SOUTH CAROLINA...
  BAMBERG COUNTY IN CENTRAL SOUTH CAROLINA...
  SOUTHERN AIKEN COUNTY IN CENTRAL SOUTH CAROLINA...

* UNTIL 115 AM EDT

* AT 1227 AM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 9 MILES NORTH OF DENMARK TO SAVANNAH RIVER SITE TO 8
  MILES EAST OF WRENS...MOVING SOUTHEAST AT 80 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  AIKEN...WAYNESBORO...BARNWELL...BAMBERG...DENMARK...
  SAVANNAH RIVER SITE...HEPHZIBAH...WILLISTON...BLACKVILLE...
  NEW ELLENTON...JACKSON...BRANCHVILLE...SARDIS...MIDVILLE...
  BLYTHE...EHRHARDT...SPRINGFIELD...HILDA...SALLEY AND NEESES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3283 8231 3323 8223 3336 8243 3336 8229
      3360 8122 3326 8064 3313 8089 3306 8090
      3310 8094 3303 8108 3312 8119 3316 8154
      3310 8162 3304 8156 3305 8154 3304 8154
      3291 8176 3295 8186 3292 8208 3280 8221
TIME...MOT...LOC 0427Z 316DEG 69KT 3346 8111 3325 8165 3318 8225 

HAIL...<.75IN
WIND...60MPH
 
$$

LCV
1 follow-up statement
523 
WWUS52 KCAE 090456
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
1256 AM EDT SAT JUL 9 2016

GAC189-090504-
/O.CAN.KCAE.SV.W.0121.000000T0000Z-160709T0515Z/
MCDUFFIE GA-
1256 AM EDT SAT JUL 9 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MCDUFFIE COUNTY
IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3283 8231 3323 8223 3325 8224 3346 8100
      3326 8064 3313 8089 3306 8090 3310 8094
      3303 8108 3312 8119 3316 8154 3310 8162
      3304 8156 3305 8154 3304 8154 3291 8176
      3295 8186 3292 8208 3280 8221
TIME...MOT...LOC 0454Z 316DEG 69KT 3308 8068 3287 8122 3280 8182 

$$

GAC033-245-SCC003-009-011-075-090515-
/O.CON.KCAE.SV.W.0121.000000T0000Z-160709T0515Z/
BURKE GA-RICHMOND GA-ORANGEBURG SC-BARNWELL SC-BAMBERG SC-AIKEN SC-
1256 AM EDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM EDT
FOR BURKE...SOUTHEASTERN RICHMOND...SOUTHWESTERN ORANGEBURG...
BARNWELL...BAMBERG AND SOUTHWESTERN AIKEN COUNTIES...

AT 1254 AM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR CANADYS TO GIFFORD TO NEAR WOODCLIFF...MOVING
SOUTHEAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WAYNESBORO...BARNWELL...BAMBERG...DENMARK...SAVANNAH RIVER SITE...
HEPHZIBAH...WILLISTON...BLACKVILLE...JACKSON...BRANCHVILLE...
SARDIS...MIDVILLE...EHRHARDT...HILDA...KEYSVILLE...ROWESVILLE...
SNELLING...OLAR...KLINE AND ELKO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3283 8231 3323 8223 3325 8224 3346 8100
      3326 8064 3313 8089 3306 8090 3310 8094
      3303 8108 3312 8119 3316 8154 3310 8162
      3304 8156 3305 8154 3304 8154 3291 8176
      3295 8186 3292 8208 3280 8221
TIME...MOT...LOC 0454Z 316DEG 69KT 3308 8068 3287 8122 3280 8182 

HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 8, 8:10 PM EDTSevere Thunderstorm WarningCAEChesterfield, Lancaster65 min
Jul 8, 9:41 PM EDTSevere Thunderstorm WarningCAEChesterfield, Kershaw, Lancaster49 min
Jul 8, 10:08 PM EDTSpecial Weather StatementCAEFairfield, Newberry, Saluda67 min
Jul 8, 10:30 PM EDTSevere Thunderstorm WarningCAEFairfield, Lexington, Newberry, Richland, Saluda45 min
Jul 8, 10:35 PM EDTSevere Thunderstorm WarningCAEChesterfield, Kershaw, Lancaster40 min
Jul 8, 11:00 PM EDTSpecial Weather StatementCAEEdgefield, McCormick, Saluda60 min
Jul 8, 11:07 PM EDTSevere Thunderstorm WarningCAEChesterfield, Fairfield, Kershaw, Lancaster38 min
Jul 8, 11:11 PM EDTSevere Thunderstorm WarningCAEAiken, Edgefield, McCormick49 min
Jul 8, 11:46 PM EDTSevere Thunderstorm WarningCAEClarendon, Kershaw, Lee, Richland, Sumter29 min
Jul 8, 11:50 PM EDTSevere Thunderstorm WarningCAEAiken, Barnwell, Orangeburg40 min
Jul 9, 12:15 AM EDTSevere Thunderstorm WarningCAECalhoun, Clarendon, Lee, Richland, Sumter45 min
Jul 9, 10:37 AM EDTHeat AdvisoryCAEAiken, Bamberg, Barnwell, Calhoun, Clarendon8 hr
Jul 9, 5:21 PM EDTSpecial Weather StatementCAEOrangeburg54 min
Jul 8, 11:39 PM EDTSevere Thunderstorm WarningCAEColumbia, McDuffie, Richmond51 min
Jul 9, 4:03 PM EDTSpecial Weather StatementCAEJenkins57 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2016Severe Thunderstorm Warnings in Georgia, 2016Every severe thunderstorm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.