Alert archive / South Carolina / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 89, NWS Columbia, SC

July 6, 20164 counties in South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jul 6, 2016, 3:30 PM EDT for 4 counties in South Carolina. It was in force for 20 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 6, 2016, 3:30 PM EDT (19:30 UTC)
Expired: Jul 6, 2016, 3:50 PM EDT
In force: 20 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Fairfield County, SC, Lexington County, SC, Newberry County, SC, Richland County, SC

The radar

The Columbia radar (KCAE), 32 km from the middle of the area, began a volume at 19:33 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
Jul 6, 3:37 PM EDT	TSTM WND DMG	3 Sw Little Mountain, SC	TREES REPORTED DOWN ON EFIRD METTS RD AND OLD DUTCH RD.

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
Jul 6, 1:53 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 7.5 hours before the alert went out and 188 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: 835 J/kg
Mixed-layer CIN: -109 J/kg
Mixed-layer LCL: 1165 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -28 m²/s²
0-3 km storm-relative helicity: -27 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

104 
WUUS52 KCAE 061930
SVRCAE
SCC039-063-071-079-062030-
/O.NEW.KCAE.SV.W.0089.160706T1930Z-160706T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
330 PM EDT WED JUL 6 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN RICHLAND COUNTY IN CENTRAL SOUTH CAROLINA...
  SOUTHWESTERN FAIRFIELD COUNTY IN CENTRAL SOUTH CAROLINA...
  SOUTHEASTERN NEWBERRY COUNTY IN CENTRAL SOUTH CAROLINA...
  NORTHWESTERN LEXINGTON COUNTY IN CENTRAL SOUTH CAROLINA...

* UNTIL 430 PM EDT

* AT 328 PM EDT...A THUNDERSTORM WAS NEAR LITTLE MOUNTAIN MOVING
  EASTWARD NEAR 30 MPH AND TOWARD THE CHAPIN AREA. THE STORM
  LIKE CONTAIN WIND GUSTS OF 40 TO 60 MPH. 

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  IRMO...PROSPERITY...CHAPIN...LITTLE MOUNTAIN...POMARIA...PEAK...
  AND LAKE   MURRAY OF RICHLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3430 8116 3405 8117 3405 8129 3410 8156
      3411 8158 3425 8150
TIME...MOT...LOC 1928Z 269DEG 27KT 3418 8140 

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

1 follow-up statement

426 
WWUS52 KCAE 061950
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
350 PM EDT WED JUL 6 2016

SCC039-063-071-079-062000-
/O.CAN.KCAE.SV.W.0089.000000T0000Z-160706T2030Z/
RICHLAND SC-FAIRFIELD SC-NEWBERRY SC-LEXINGTON SC-
350 PM EDT WED JUL 6 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN RICHLAND...
SOUTHWESTERN FAIRFIELD...SOUTHEASTERN NEWBERRY AND NORTHWESTERN
LEXINGTON COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING IN THE CHAPIN AREA HAS
WEAKENED. 

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR
CENTRAL SOUTH CAROLINA.

LAT...LON 3430 8116 3405 8117 3405 8129 3410 8156
      3411 8158 3425 8150
TIME...MOT...LOC 1944Z 269DEG 27KT 3418 8120 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 6, 1:40 PM EDT	Severe Thunderstorm Warning	CAE	McCormick	65 min
Jul 6, 1:48 PM EDT	Severe Thunderstorm Warning	CAE	Saluda	57 min
Jul 6, 2:00 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield	60 min
Jul 6, 2:12 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, McCormick	33 min
Jul 6, 2:17 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Lexington, Saluda	58 min
Jul 6, 2:40 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, Saluda	35 min
Jul 6, 3:05 PM EDT	Severe Thunderstorm Warning	CAE	Newberry	55 min
Jul 6, 3:05 PM EDT	Severe Thunderstorm Warning	CAE	McCormick	40 min
Jul 6, 3:21 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Lexington, Richland	54 min
Jul 6, 3:36 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield	54 min
Jul 6, 3:40 PM EDT	Special Weather Statement	CAE	Aiken, Edgefield	50 min
Jul 6, 4:03 PM EDT	Special Weather Statement	CAE	Bamberg, Barnwell, Orangeburg	42 min
Jul 6, 4:09 PM EDT	Special Weather Statement	CAE	Calhoun, Sumter	51 min
Jul 6, 4:15 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Orangeburg, Richland, Sumter	60 min
Jul 6, 4:23 PM EDT	Special Weather Statement	CAE	Kershaw	52 min
Jul 6, 4:23 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	52 min
Jul 6, 4:44 PM EDT	Special Weather Statement	CAE	Clarendon	61 min
Jul 6, 4:52 PM EDT	Severe Thunderstorm Warning	CAE	Clarendon, Sumter	23 min
Jul 6, 5:15 PM EDT	Special Weather Statement	CAE	Clarendon	30 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.