Alert archive / South Carolina / Tornado Warnings in 2016

Tornado Warning 7, NWS Wilmington, NC

July 11, 2016Dillon County, South Carolina

NWS Wilmington, NC issued this tornado warning at Jul 11, 2016, 7:24 PM EDT for Dillon County, South Carolina. It was in force for 13 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: Jul 11, 2016, 7:24 PM EDT (23:24 UTC)
Expired: Jul 11, 2016, 7:37 PM EDT
In force: 13 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Dillon County, SC

The radar

The Wilmington radar (KLTX), 96 km from the middle of the area, began a volume at 23:28 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 11, 7:35 PM EDT	TSTM WND DMG	Oak Grove, SC	TREE IN ROADWAY AT SANDY ELM CT.
Jul 11, 7:45 PM EDT	TSTM WND DMG	2 Ese Berrys Crossroads, SC	TREE DOWN AT THE INTERSECTION OF JADE CT AND CARTER RD.

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 12:00Z, 11.4 hours before the alert went out and 171 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: 535 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 1401 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 32 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

217 
WFUS52 KILM 112324
TORILM
SCC033-120000-
/O.NEW.KILM.TO.W.0007.160711T2324Z-160712T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
724 PM EDT MON JUL 11 2016

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN DILLON COUNTY IN NORTHEASTERN SOUTH CAROLINA...

* UNTIL 800 PM EDT
    
* AT 724 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER OAK GROVE...OR 13 MILES WEST OF
  DILLON...MOVING EAST AT 40 MPH.

  HAZARD...TORNADO...QUARTER SIZE HAIL...AND 60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

* THIS DANGEROUS STORM WILL BE NEAR...
  LATTA AROUND 740 PM EDT. 
  DILLON AND FLOYDALE AROUND 745 PM EDT. 
  FORK AROUND 750 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE MCLEOD
MEDICAL CENTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN
A MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

THIS CLUSTER OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A BUILDING.

&&

LAT...LON 3445 7925 3427 7923 3428 7933 3430 7938
      3430 7941 3429 7945 3431 7963 3440 7958
      3447 7927
TIME...MOT...LOC 2324Z 267DEG 33KT 3436 7959 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

III

1 follow-up statement

023 
WWUS52 KILM 112337
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
737 PM EDT MON JUL 11 2016

SCC033-112347-
/O.CAN.KILM.TO.W.0007.000000T0000Z-160712T0000Z/
DILLON SC-
737 PM EDT MON JUL 11 2016

...THE TORNADO WARNING FOR SOUTHWESTERN DILLON COUNTY IS CANCELLED...
    
THE TORNADO THREAT HAS DIMINISHED AND THE TORNADO WARNING HAS BEEN
CANCELLED. HOWEVER...DAMAGING WINDS REMAIN LIKELY AND A SEVERE
THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.

LAT...LON 3445 7925 3427 7923 3428 7933 3430 7938
      3430 7941 3429 7945 3431 7963 3440 7958
      3447 7927
TIME...MOT...LOC 2335Z 267DEG 33KT 3436 7944 

$$

III

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 11, 4:07 AM EDT	Special Weather Statement	ILM	Florence, Marion	38 min
Jul 11, 1:25 PM EDT	Special Weather Statement	ILM	Marlboro	50 min
Jul 11, 1:42 PM EDT	Special Weather Statement	ILM	Horry	33 min
Jul 11, 2:12 PM EDT	Special Weather Statement	ILM	Marlboro	48 min
Jul 11, 3:07 PM EDT	Severe Thunderstorm Warning	ILM	Dillon, Marlboro	53 min
Jul 11, 3:18 PM EDT	Special Weather Statement	ILM	Marlboro	42 min
Jul 11, 4:03 PM EDT	Special Weather Statement	ILM	Dillon	42 min
Jul 11, 4:25 PM EDT	Special Weather Statement	ILM	Darlington	65 min
Jul 11, 4:43 PM EDT	Severe Thunderstorm Warning	ILM	Darlington, Florence, Marlboro	62 min
Jul 11, 6:19 PM EDT	Special Weather Statement	ILM	Horry	41 min
Jul 11, 6:36 PM EDT	Special Weather Statement	ILM	Darlington, Marlboro	39 min
Jul 11, 6:56 PM EDT	Severe Thunderstorm Warning	ILM	Darlington, Florence, Marlboro	34 min
Jul 11, 7:02 PM EDT	Special Weather Statement	ILM	Horry	43 min
Jul 11, 7:21 PM EDT	Severe Thunderstorm Warning	ILM	Dillon, Florence, Horry, Marion, Marlboro	54 min

Nearby

Tornado Warnings in South Carolina, 2016 Every tornado warning in 2016 Tornadoes 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.