Alert archive / South Carolina / Tornado Warnings in 2016

Tornado Warning 6, NWS Wilmington, NC

June 17, 2016Georgetown County, Williamsburg County, South Carolina

NWS Wilmington, NC issued this tornado warning at Jun 17, 2016, 3:20 PM EDT for Georgetown County, Williamsburg County, South Carolina. It was in force for 25 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
Jun 17, 2016, 3:20 PM EDT (19:20 UTC)
Expired
Jun 17, 2016, 3:45 PM EDT
In force
25 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Georgetown County, SC, Williamsburg County, SC

The radar

The Columbia radar (KCAE), 130 km from the middle of the area, began a volume at 19:22 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
Jun 17, 3:20 PM EDTTSTM WND DMG3 Se Bryans Crossroads, SCLARGE TREE ON HIGHWAY 521

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.

IssuedProductOfficeLasted
Jun 17, 1:52 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 7.3 hours before the alert went out and 61 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 12:00Z on 2016-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 666 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 12:00Z on 2016-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 193 square meters per square second.193958Sfc1 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
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.

086 
WFUS52 KILM 171920
TORILM
SCC043-089-171945-
/O.NEW.KILM.TO.W.0006.160617T1920Z-160617T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
320 PM EDT FRI JUN 17 2016

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL GEORGETOWN COUNTY IN NORTHEASTERN SOUTH CAROLINA...
  SOUTHWESTERN WILLIAMSBURG COUNTY IN NORTHEASTERN SOUTH CAROLINA...

* UNTIL 345 PM EDT
    
* AT 320 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED OVER GOURDIN...OR 12 MILES SOUTHWEST OF KINGSTREE...
  MOVING SOUTHEAST AT 30 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...
  GOURDIN AROUND 325 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE LANE.

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.

&&

LAT...LON 3330 7966 3332 7970 3332 7974 3333 7975
      3338 7979 3337 7980 3339 7984 3343 7988
      3344 7987 3350 7996 3350 7999 3351 8000
      3349 8000 3351 8001 3350 8002 3351 8003
      3350 8004 3353 8006 3368 7975 3339 7949
TIME...MOT...LOC 1920Z 327DEG 25KT 3352 7993 

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

$$

SHK
1 follow-up statement
907 
WWUS52 KILM 171941
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
341 PM EDT FRI JUN 17 2016

SCC043-089-171950-
/O.EXP.KILM.TO.W.0006.000000T0000Z-160617T1945Z/
GEORGETOWN SC-WILLIAMSBURG SC-
341 PM EDT FRI JUN 17 2016

...THE TORNADO WARNING FOR WEST CENTRAL GEORGETOWN AND SOUTHWESTERN
WILLIAMSBURG COUNTIES WILL EXPIRE AT 345 PM EDT...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
NORTHEASTERN SOUTH CAROLINA.

LAT...LON 3330 7966 3332 7970 3332 7974 3333 7975
      3338 7979 3337 7980 3339 7984 3343 7988
      3344 7987 3350 7996 3350 7999 3351 8000
      3349 8000 3351 8001 3350 8002 3351 8003
      3350 8004 3353 8006 3368 7975 3339 7949
TIME...MOT...LOC 1938Z 327DEG 25KT 3352 7993 

$$

SHK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 2:33 PM EDTSpecial Weather StatementILMWilliamsburg42 min
Jun 17, 2:50 PM EDTSevere Thunderstorm WarningILMWilliamsburg32 min
Jun 17, 3:25 PM EDTSevere Thunderstorm WarningILMGeorgetown, Williamsburg65 min
Jun 17, 3:42 PM EDTSevere Thunderstorm WarningILMGeorgetown, Williamsburg33 min
Jun 17, 6:17 PM EDTBeach Hazards StatementILMGeorgetown, Horry50 hr

Nearby

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