Alert archive / South Carolina / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 55, NWS Columbia, SC

June 17, 2016Calhoun County, Clarendon County, Sumter County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jun 17, 2016, 2:45 PM EDT for Calhoun County, Clarendon County, Sumter County, South Carolina. It was in force for 30 min. 2 reports 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: Jun 17, 2016, 2:45 PM EDT (18:45 UTC)
Expired: Jun 17, 2016, 3:15 PM EDT
In force: 30 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 70.0 mph

Counties Calhoun County, SC, Clarendon County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 63 km from the middle of the area, began a volume at 18:46 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

Time	Report	Where	Remark
Jun 17, 2:46 PM EDT	TSTM WND DMG	1 Ene Privateer, SC	TREES DOWN ON HWY 15S.
Jun 17, 2:48 PM EDT	TSTM WND DMG	1 W Paxville, SC	TREES DOWN HWY 261S INTO PAXVILLE.

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

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 17, 1:52 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 6.8 hours before the alert went out and 103 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: 666 J/kg
Mixed-layer CIN: -257 J/kg
Mixed-layer LCL: 1607 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 193 m²/s²
0-3 km storm-relative helicity: 148 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

055 
WUUS52 KCAE 171845
SVRCAE
SCC017-027-085-171915-
/O.NEW.KCAE.SV.W.0055.160617T1845Z-160617T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
245 PM EDT FRI JUN 17 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL CALHOUN COUNTY IN CENTRAL SOUTH CAROLINA...
  WESTERN CLARENDON COUNTY IN CENTRAL SOUTH CAROLINA...
  SOUTHWESTERN SUMTER COUNTY IN CENTRAL SOUTH CAROLINA...

* UNTIL 315 PM EDT

* AT 245 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTH OF
  SOUTH SUMTER...MOVING SOUTHEAST AT 50 MPH.

  HAZARD...70 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO 
           MOBILE HOMES...ROOFS...AND OUTBUILDINGS. 

* LOCATIONS IMPACTED INCLUDE...
  SUMTER...SOUTH SUMTER...SUMMERTON...MILLWOOD...MULBERRY...
  PINEWOOD...PAXVILLE...PRIVATEER...LAKEWOOD...
  EAST SUMTER AND CANE SAVANNAH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3354 8036 3371 8069 3375 8064 3375 8062
      3376 8061 3377 8061 3397 8033 3385 8012
TIME...MOT...LOC 1845Z 304DEG 46KT 3378 8036 

HAIL...<.75IN
WIND...70MPH
 
$$

CJR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 12:54 PM EDT	Special Weather Statement	CAE	Fairfield	51 min
Jun 17, 1:06 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Newberry	39 min
Jun 17, 1:18 PM EDT	Special Weather Statement	CAE	Fairfield, Kershaw, Lee, Newberry, Richland, Sumter	57 min
Jun 17, 1:25 PM EDT	Severe Thunderstorm Warning	CAE	Kershaw, Lee, Sumter	50 min
Jun 17, 1:31 PM EDT	Severe Thunderstorm Warning	CAE	Lexington, Richland	44 min
Jun 17, 1:43 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Richland, Sumter	47 min
Jun 17, 2:07 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Kershaw, Richland, Sumter	38 min
Jun 17, 2:15 PM EDT	Severe Thunderstorm Warning	CAE	Clarendon, Lee, Sumter	60 min
Jun 17, 2:37 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield	53 min
Jun 17, 2:43 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Lexington and 2 more	62 min
Jun 17, 2:59 PM EDT	Severe Thunderstorm Warning	CAE	Aiken	31 min
Jun 17, 3:01 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, McCormick	29 min
Jun 17, 3:17 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Bamberg, Barnwell	43 min
Jun 17, 3:53 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	52 min
Jun 17, 5:56 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, McCormick	34 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2016 Every 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.