Alert archive / South Carolina / Tornado Warnings in 2016

Tornado Warning 7, NWS Columbia, SC

November 30, 2016Lancaster County, South Carolina

NWS Columbia, SC issued this tornado warning at Nov 30, 2016, 6:33 PM EST for Lancaster 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
Nov 30, 2016, 6:33 PM EST (23:33 UTC)
Expired
Nov 30, 2016, 7:00 PM EST
In force
27 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Lancaster County, SC

The radar

The Columbia radar (KCAE), 90 km from the middle of the area, began a volume at 23:36 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.6 hours before the alert went out and 173 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, Greensboro/Hi Pt, NC at 12:00Z on 2016-11-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 57 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, Greensboro/Hi Pt, NC at 12:00Z on 2016-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 square meters per square second.1939587897Sfc1 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
57 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
623 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
283 m²/s²
0-3 km storm-relative helicity
254 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

893 
WFUS52 KCAE 302333
TORCAE
SCC057-010000-
/O.NEW.KCAE.TO.W.0007.161130T2333Z-161201T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
633 PM EST WED NOV 30 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* TORNADO WARNING FOR...
  LANCASTER COUNTY IN CENTRAL SOUTH CAROLINA...

* UNTIL 700 PM EST
    
* AT 633 PM EST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR GREAT FALLS...OR 14 MILES SOUTHWEST OF
  LANCASTER... MOVING EAST AT 45 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...
  SPRINGDALE AND IRWIN AROUND 645 PM EST. 
  LANCASTER...ELGIN AND HEATH SPRINGS AROUND 650 PM EST. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
LANCASTER MILL.

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 3482 8079 3482 8057 3462 8041 3453 8074
      3454 8074 3451 8078 3448 8089 3457 8087
      3465 8089 3469 8086 3474 8088 3479 8087
      3481 8090 3484 8087 3489 8088 3492 8079
TIME...MOT...LOC 2333Z 253DEG 44KT 3457 8096 

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

$$

AWP
2 follow-up statements
689 
WWUS52 KCAE 302344
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
644 PM EST WED NOV 30 2016

SCC057-010000-
/O.CON.KCAE.TO.W.0007.000000T0000Z-161201T0000Z/
LANCASTER SC-
644 PM EST WED NOV 30 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM EST FOR LANCASTER
COUNTY...
    
AT 644 PM EST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ELGIN...OR 7 MILES SOUTH OF LANCASTER...MOVING EAST
AT 70 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 TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
LANCASTER COUNTY...INCLUDING THE FOLLOWING LOCATIONS: LANCASTER MILL.

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 3482 8079 3482 8057 3462 8041 3453 8074
      3454 8074 3451 8078 3448 8089 3457 8087
      3465 8089 3469 8086 3474 8088 3479 8087
      3481 8090 3484 8087 3489 8088 3492 8079
TIME...MOT...LOC 2344Z 250DEG 60KT 3462 8078 

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

$$

FWA
201 
WWUS52 KCAE 302355
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
655 PM EST WED NOV 30 2016

SCC057-010005-
/O.EXP.KCAE.TO.W.0007.000000T0000Z-161201T0000Z/
LANCASTER SC-
655 PM EST WED NOV 30 2016

...THE TORNADO WARNING FOR LANCASTER COUNTY WILL EXPIRE AT 700 PM
EST...
    
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 3482 8079 3482 8057 3462 8041 3453 8074
      3454 8074 3451 8078 3448 8089 3457 8087
      3465 8089 3469 8086 3474 8088 3479 8087
      3481 8090 3484 8087 3489 8088 3492 8079
TIME...MOT...LOC 2355Z 253DEG 44KT 3466 8063 

$$

FWA

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 30, 5:21 PM ESTSpecial Weather StatementCAEEdgefield, McCormick39 min
Nov 30, 5:25 PM ESTSevere Thunderstorm WarningCAEFairfield, Newberry65 min
Nov 30, 5:36 PM ESTSevere Thunderstorm WarningCAEEdgefield, McCormick, Saluda39 min
Nov 30, 6:06 PM ESTSevere Thunderstorm WarningCAEFairfield, Kershaw, Lancaster, Newberry54 min
Nov 30, 6:30 PM ESTTornado WarningCAELancaster17 min
Nov 30, 6:59 PM ESTSevere Thunderstorm WarningCAEChesterfield, Kershaw, Lancaster46 min

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.