Alert archive / South Carolina / Tornado Warnings in 2016

Tornado Warning 15, NWS Wilmington, NC

October 8, 2016Horry County, Marion County, South Carolina

NWS Wilmington, NC issued this tornado warning at Oct 8, 2016, 3:33 AM EDT for Horry County, Marion County, South Carolina. It was in force for 27 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
Oct 8, 2016, 3:33 AM EDT (07:33 UTC)
Expired
Oct 8, 2016, 4:00 AM EDT
In force
27 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Horry County, SC, Marion County, SC

The radar

The Wilmington radar (KLTX), 71 km from the middle of the area, began a volume at 07:35 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 nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 7.6 hours before the alert went out and 131 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 00:00Z on 2016-10-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 248 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2016-10-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 306 square meters per square second.19395878Sfc1 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
248 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
569 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
306 m²/s²
0-3 km storm-relative helicity
345 m²/s²
Significant tornado parameter
0.4
Supercell composite
7.6

Open this sounding in Storm Lab

The text

As transmitted.

638 
WFUS52 KILM 080733
TORILM
SCC051-067-080800-
/O.NEW.KILM.TO.W.0015.161008T0733Z-161008T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
333 AM EDT SAT OCT 8 2016

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

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

* UNTIL 400 AM EDT
    
* AT 333 AM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR HAND...OR NEAR NORTH MYRTLE BEACH
  AIRPORT...MOVING NORTHWEST AT 55 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  
           TREE DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  HICKORY GROVE...HORRY GEORGETOWN TECHNICAL COLLEGE CONWAY CAMPUS 
  AND COASTAL CAROLINA UNIVERSITY AROUND 345 AM EDT. 
  CONWAY...HOMEWOOD...ADRIAN AND BAYBORO AROUND 350 AM EDT. 
  HORRY AROUND 355 AM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
AYNOR...BRIARCLIFFE ACRES...ATLANTIC BEACH...CONWAY MEDICAL CENTER...
GRAND STRAND REGIONAL MEDICAL CENTER AND LIGHTHOUSE CARE CENTER OF
CONWAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW!

&&

LAT...LON 3383 7933 3384 7934 3384 7937 3386 7938
      3411 7918 3381 7869 3374 7881
TIME...MOT...LOC 0733Z 115DEG 49KT 3381 7882 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

III
2 follow-up statements
431 
WWUS52 KILM 080749
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
349 AM EDT SAT OCT 8 2016

SCC051-067-080800-
/O.CON.KILM.TO.W.0015.000000T0000Z-161008T0800Z/
HORRY SC-MARION SC-
349 AM EDT SAT OCT 8 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 AM EDT FOR WEST
CENTRAL HORRY AND CENTRAL MARION COUNTIES...
    
AT 348 AM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER HOMEWOOD...OR NEAR CONWAY...MOVING NORTHWEST AT 55
MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE 
         IS LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  HORRY AROUND 400 AM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE AYNOR.

# 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW!

&&

LAT...LON 3388 7936 3411 7918 3390 7891 3384 7897
TIME...MOT...LOC 0748Z 116DEG 46KT 3390 7901 

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

$$

III
144 
WWUS52 KILM 080754
SVSILM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
354 AM EDT SAT OCT 8 2016

SCC051-067-080803-
/O.EXP.KILM.TO.W.0015.000000T0000Z-161008T0800Z/
HORRY SC-MARION SC-
354 AM EDT SAT OCT 8 2016

...THE TORNADO WARNING FOR WEST CENTRAL HORRY AND CENTRAL MARION
COUNTIES WILL EXPIRE AT 400 AM EDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 3388 7936 3411 7918 3390 7891 3384 7897
TIME...MOT...LOC 0753Z 115DEG 49KT 3389 7899 

$$

III

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 7, 10:26 PM EDTTornado WarningILMGeorgetown16 min
Oct 8, 12:29 AM EDTTornado WarningILMGeorgetown, Williamsburg31 min
Oct 8, 12:57 AM EDTAreal Flood AdvisoryILMGeorgetown, Williamsburg4 hr
Oct 8, 1:21 AM EDTTornado WarningILMHorry, Marion24 min
Oct 8, 1:47 AM EDTTornado WarningILMFlorence, Marion28 min
Oct 8, 2:04 AM EDTTornado WarningILMFlorence, Georgetown, Horry, Marion, Williamsburg26 min
Oct 8, 4:42 AM EDTRip Current StatementILMGeorgetown, Horry12 hr
Oct 8, 5:13 AM EDTFlash Flood WarningILMDillon, Florence, Georgetown, Horry, Marion, Williamsburg8 hr
Oct 8, 10:19 AM EDTFlash Flood WarningILMDarlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more6 hr
Oct 8, 12:29 PM EDTFlash Flood Warning EmergencyILMHorry3 hr
Oct 8, 4:02 PM EDTFlash Flood WarningILMDillon, Horry, Marion, Marlboro4 hr
Oct 8, 4:07 PM EDTAreal Flood AdvisoryILMDarlington, Florence, Georgetown, Williamsburg4 hr
Oct 8, 5:10 PM EDTRip Current StatementILMGeorgetown, Horry27 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.