Alert archive / South Carolina / Tornado Warnings in 2016

Tornado Warning 9, NWS Wilmington, NC

September 2, 2016Horry County, South Carolina

NWS Wilmington, NC issued this tornado warning at Sep 2, 2016, 3:36 PM EDT for Horry County, South Carolina. It was in force for 12 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 2, 2016, 3:36 PM EDT (19:36 UTC)
Expired
Sep 2, 2016, 3:48 PM EDT
In force
12 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon
Tornado
Radar indicated

County Horry County, SC

The radar

The Wilmington radar (KLTX), 32 km from the middle of the area, began a volume at 19:39 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 2, 7:51 AM EDTTornado WatchSPC8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 7.6 hours before the alert went out and 159 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 2016-09-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 253 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 2016-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 203 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
253 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
476 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
203 m²/s²
0-3 km storm-relative helicity
362 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.9

Open this sounding in Storm Lab

The text

As transmitted.

957 
WFUS52 KILM 021936
TORILM
SCC051-022000-
/O.NEW.KILM.TO.W.0009.160902T1936Z-160902T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
336 PM EDT FRI SEP 2 2016

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL HORRY COUNTY IN NORTHEASTERN SOUTH CAROLINA...

* UNTIL 400 PM EDT
    
* AT 336 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER WAMPEE...OR NEAR NORTH MYRTLE BEACH
  AIRPORT...MOVING NORTHEAST AT 25 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

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

* THIS DANGEROUS STORM WILL BE NEAR...
  LONGS AND BROOKSVILLE AROUND 350 PM EDT. 

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 3381 7880 3404 7877 3392 7862 3381 7874
TIME...MOT...LOC 1936Z 204DEG 23KT 3386 7875 

TORNADO...RADAR INDICATED
HAIL...<.75

$$

MBB
1 follow-up statement
660 
WWUS52 KILM 021948
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
348 PM EDT FRI SEP 2 2016

SCC051-021957-
/O.CAN.KILM.TO.W.0009.000000T0000Z-160902T2000Z/
HORRY SC-
348 PM EDT FRI SEP 2 2016

...THE TORNADO WARNING FOR EAST CENTRAL HORRY COUNTY IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT FOR SOUTHEASTERN
NORTH CAROLINA...AND NORTHEASTERN SOUTH CAROLINA.

LAT...LON 3381 7880 3404 7877 3392 7862 3381 7874
TIME...MOT...LOC 1944Z 204DEG 23KT 3393 7871 

$$

MBB

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 2, 12:09 AM EDTRip Current StatementILMGeorgetown, Horry45 hr
Sep 2, 3:40 AM EDTWind AdvisoryILMDarlington, Dillon, Marlboro22 hr
Sep 2, 10:23 AM EDTRiver Flood WarningILMFlorence, Marion35 hr
Sep 2, 10:23 AM EDTRiver Flood WarningILMDarlington, Florence48 hr
Sep 2, 10:23 AM EDTRiver Flood WarningILMWilliamsburg35 hr
Sep 2, 2:15 PM EDTFlash Flood WarningILMGeorgetown, Horry2 hr
Sep 2, 4:56 PM EDTAreal Flood AdvisoryILMHorry2 hr
Sep 2, 6:09 PM EDTAreal Flood AdvisoryILMDarlington, Dillon, Florence, Marion, Marlboro, Williamsburg4 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.