Alert archive / South Carolina / Tornado Warnings in 2013

Tornado Warning 7, NWS Charleston, SC

June 4, 2013Berkeley County, Dorchester County, South Carolina

NWS Charleston, SC issued this tornado warning at Jun 4, 2013, 3:30 PM EDT for Berkeley County, Dorchester County, South Carolina. It was in force for 45 min. 8 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 4, 2013, 3:30 PM EDT (19:30 UTC)
Expired: Jun 4, 2013, 4:15 PM EDT
In force: 45 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon

Counties Berkeley County, SC, Dorchester County, SC

What was reported inside it

Time	Report	Where	Remark
Jun 4, 3:39 PM EDT	TORNADO	5 N Indian Field, SC	NWS STORM SURVEY TEAM FOUND EF-1 DAMAGE ACROSS NORTHERN DORCHESTER COUNTY. THE TORNADO ENTERED DORCHESTER COUNTY FROM ORANGEBURG COUNTY NEAR DUNCAN CHAPEL. THE TORNADO CROSSED I-95 NORTH OF THE DUNCAN CHAPEL RD BRIDGE AND CONTINUED SOUTHEAST ACROSS PINEBREAK R
Jun 4, 3:40 PM EDT	TSTM WND DMG	5 N Indian Field, SC	NWS COLUMBIA DAMAGE SURVEY TEAM REPORTED TREES DOWN ALONG DUNCAN CHAPEL ROAD JUST INSIDE THE DORCHESTER COUNTY LINE. THIS DAMAGE WAS POSSIBLY CAUSED BY THE EF-1 TORNADO THAT INITIALLY TOUCHED DOWN 5 MILES EAST OF BOWMAN. A DAMAGE SURVEY TEAM FROM NWS CHARLESTO
Jun 4, 3:41 PM EDT	TORNADO	5 Nnw Indian Field, SC	NWS SURVEY TEAM FOUND EF-1 DAMAGE ACROSS NORTHERN DORCHESTER COUNTY. THE TORNADO TOUCHED DOWN JUST NORTH OF THE DUNCAN CHAPEL CEMETARY. THE TORNADO MOVED SOUTH-SOUTHEAST... CROSSING I-95 JUST SOUTH OF THE DUNCAN CHAPEL ROAD BRIDGE. THE TORNADO THEN CROSSED A N
Jun 4, 3:42 PM EDT	TSTM WND DMG	4 N Indian Field, SC	DORCHESTER COUNTY REPORTED SEVERAL TREES DOWN ALONG DUNCAN CHAPEL ROAD NEAR HIGHWAY 15. TIME ESTIMATED BY RADAR.
Jun 4, 3:42 PM EDT	TSTM WND DMG	4 Nne Indian Field, SC	A SHED WAS BLOWN INTO A FIELD...VINYL WAS BLOWN OFF OF A HOUSE AND SEVERAL TREES HAD TOPS BLOWN OFF ALONG DUNCAN CHAPEL ROAD NEAR HIGHWAY 15. TIME ESTIMATED BY RADAR.
Jun 4, 3:42 PM EDT	TSTM WND DMG	5 Nne Indian Field, SC	SOUTH CAROLINA HIGHWAY PATROL REPORTED A TREE DOWN ALONG INTERSTATE 26 EAST BOUNDAT EXIT 172. TIME ESTIMATED BY RADAR.
Jun 4, 3:45 PM EDT	TSTM WND DMG	5 Nne Indian Field, SC	SEVERAL TREES DOWN NEAR HIGHWAY 15 NEAR I-26. TIME ESTIMATED BY RADAR.
Jun 4, 3:47 PM EDT	HAIL 1	2 Ne Indian Field, SC	DORCHESTER COUNTY RELAYED A REPORT OF QUARTER SIZE HAIL. TIME ESTIMATED BY 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 12:00Z, 7.5 hours before the alert went out and 57 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: 2086 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 571 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

038 
WFUS52 KCHS 041930
TORCHS
SCC015-035-042015-
/O.NEW.KCHS.TO.W.0007.130604T1930Z-130604T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
330 PM EDT TUE JUN 4 2013

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* TORNADO WARNING FOR PORTIONS OF...
  DORCHESTER COUNTY IN SOUTHEAST SOUTH CAROLINA...
  BERKELEY COUNTY IN SOUTHEAST SOUTH CAROLINA...

* UNTIL 415 PM EDT

* AT 330 PM EDT...METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO 7 MILES NORTH OF INDIAN FIELD...
  MOVING SOUTHEAST AT 15 MPH. THIS STORM WILL MOVE ROUGHLY ALONG
  INTERSTATE 26.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  INDIAN FIELD...HARLEYVILLE...DUNCAN CHAPEL...INTERSTATE 26...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS ALSO CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING
STRAIGHT LINE WINDS.

&&

LAT...LON 3332 8049 3330 8049 3328 8048 3326 8043
      3327 8039 3326 8036 3328 8035 3328 8034
      3327 8032 3327 8030 3328 8029 3328 8028
      3312 8050 3326 8065 3333 8051
TIME...MOT...LOC 1930Z 316DEG 13KT 3332 8056

$$

2 follow-up statements

452 
WWUS52 KCHS 041942
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
342 PM EDT TUE JUN 4 2013

SCC015-035-042015-
/O.CON.KCHS.TO.W.0007.000000T0000Z-130604T2015Z/
DORCHESTER SC-BERKELEY SC-
342 PM EDT TUE JUN 4 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM EDT FOR PORTIONS
OF DORCHESTER AND BERKELEY COUNTIES...

AT 341 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS TORNADO WAS LOCATED
NEAR DUNCAN CHAPEL...OR ABOUT OVER INDIAN FIELD...MOVING SOUTHEAST AT
15 MPH.

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
ROSINVILLE...HARLEYVILLE AND INDIAN FIELD. THIS INCLUDES PORTIONS 
OF...HIGHWAY 15 AND INTERSTATE 26...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO MAY FORM AT ANY TIME. TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES. MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST
FLOOR. STAY AWAY FROM WINDOWS.

THIS STORM IS ALSO CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING
STRAIGHT LINE WINDS.

&&

LAT...LON 3332 8049 3330 8049 3328 8048 3326 8043
      3327 8039 3326 8036 3328 8035 3328 8034
      3327 8032 3327 8030 3328 8029 3328 8028
      3312 8050 3326 8065 3333 8051
TIME...MOT...LOC 1941Z 316DEG 13KT 3329 8053

$$

804 
WWUS52 KCHS 042010
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
410 PM EDT TUE JUN 4 2013

SCC015-035-042018-
/O.EXP.KCHS.TO.W.0007.000000T0000Z-130604T2015Z/
DORCHESTER SC-BERKELEY SC-
410 PM EDT TUE JUN 4 2013

...THE TORNADO WARNING FOR PORTIONS OF DORCHESTER AND BERKELEY
COUNTIES WILL EXPIRE AT 415 PM EDT...
...SEVERE THUNDERSTORM WARNINGS REMAIN IN EFFECT...

AT 408 PM EDT...METEOROLOGISTS DETECTED SEVERE THUNDERSTORMS...
ALONG A LINE EXTENDING FROM 6 MILES NORTH OF DORCHESTER TO
CANADYS...MOVING SOUTHEAST AT 15 MPH. THE IMMEDIATE RISK FOR A
TORNADO APPEARS TO HAVE DIMINISHED...THUS THE TORNADO WARNING
WILL EXPIRE AT 415 PM.

PREPARE NOW FOR...
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH...
HAIL UP TO THE SIZE OF HALF DOLLARS...

TO REPORT SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS...AND
POWER LINES...PLEASE CONTACT THE CHARLESTON NATIONAL WEATHER SERVICE
TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024...WHEN IT IS
SAFE TO DO SO.

&&

LAT...LON 3332 8049 3330 8049 3328 8048 3326 8043
      3327 8039 3326 8036 3328 8035 3328 8034
      3327 8032 3327 8030 3328 8029 3328 8028
      3312 8050 3326 8065 3333 8051
TIME...MOT...LOC 2008Z 316DEG 13KT 3322 8045

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 3, 8:04 PM EDT	Special Weather Statement	CHS	Berkeley	26 min
Jun 3, 8:19 PM EDT	Severe Thunderstorm Warning	CHS	Berkeley	41 min
Jun 3, 8:23 PM EDT	Tornado Warning	CHS	Berkeley	52 min
Jun 3, 9:09 PM EDT	Special Weather Statement	CHS	Berkeley	36 min
Jun 3, 9:48 PM EDT	Special Weather Statement	CHS	Berkeley	42 min
Jun 4, 12:27 PM EDT	Special Weather Statement	CHS	Beaufort	33 min
Jun 4, 12:52 PM EDT	Special Weather Statement	CHS	Charleston	23 min
Jun 4, 2:15 PM EDT	Areal Flood Advisory	CHS	Jasper	90 min
Jun 4, 2:20 PM EDT	Severe Thunderstorm Warning	CHS	Jasper	40 min
Jun 4, 2:43 PM EDT	Special Weather Statement	CHS	Colleton	32 min
Jun 4, 3:12 PM EDT	Special Weather Statement	CHS	Colleton	33 min
Jun 4, 3:26 PM EDT	Severe Thunderstorm Warning	CHS	Berkeley, Dorchester	64 min
Jun 4, 3:48 PM EDT	Special Weather Statement	CHS	Beaufort	27 min
Jun 4, 4:06 PM EDT	Severe Thunderstorm Warning	CHS	Berkeley, Colleton, Dorchester	54 min
Jun 4, 4:26 PM EDT	Areal Flood Advisory	CHS	Berkeley	94 min
Jun 4, 5:10 PM EDT	Special Weather Statement	CHS	Allendale	35 min
Jun 4, 5:17 PM EDT	Areal Flood Advisory	CHS	Allendale, Hampton	88 min
Jun 4, 5:49 PM EDT	Flash Flood Warning	CHS	Allendale, Hampton	4 hr

Nearby

Tornado Warnings in South Carolina, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.