Alert archive / South Carolina / Tornado Warnings in 2007

Tornado Warning 1, NWS Columbia, SC

February 13, 2007McCormick County, South Carolina

NWS Columbia, SC issued this tornado warning at Feb 13, 2007, 5:47 PM EST for McCormick County, South Carolina. It was in force for 28 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: Feb 13, 2007, 5:47 PM EST (22:47 UTC)
Expired: Feb 13, 2007, 6:15 PM EST
In force: 28 min
Issued by: NWS Columbia, SC
Area: Counties, with a storm outline in the text

County McCormick County, SC

The radar

The Columbia radar (KCAE), 100 km from the middle of the area, began a volume at 22:47 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

Time	Report	Where	Remark
Feb 13, 5:55 PM EST	TORNADO	2 S Parksville, SC	EF1 3 MILES EAST OF MODOC TO 7 NNW OF EDGEFIELD. 60 YARDS WIDE AND 15 MILES LONG. INTERMITTENT TOUCHDOWN TAKING DOWN TREES, 3 OUTBUILDINGS TOTALLY DESTROYED AND ONE SEVERLY DAMAGED NEAR THE INTERSECTION OF HIGHWAY 23 AND 283.

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.

Issued	Product	Office	Lasted
Feb 13, 4:54 PM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.8 hours before the alert went out and 219 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 886 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 156 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KCAE 132247
TORCAE
SCC065-132315-
/O.NEW.KCAE.TO.W.0001.070213T2247Z-070213T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
547 PM EST TUE FEB 13 2007

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA

* UNTIL 615 PM EST

* AT 542 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER MCCORMICK
  COUNTY...OR ABOUT 15 MILES NORTH OF EVANS...MOVING NORTH AT 35 MPH.

MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS. MAKE SURE THERE ARE AS MANY WALLS AND FLOORS
BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST WEDNESDAY
MORNING FOR EAST CENTRAL GEORGIA AND CENTRAL SOUTH CAROLINA.

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1, 800, 7
7 5, 7 1 9 9.

LAT...LON 3376 8226 3367 8221 3372 8208 3376 8211
      3381 8213

$$

LM

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 13, 3:09 PM EST	Lake Wind Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more	28 hr
Feb 13, 5:52 PM EST	Tornado Warning	CAE	Edgefield	38 min
Feb 13, 6:03 PM EST	Tornado Warning	CAE	Edgefield	27 min
Feb 13, 6:05 PM EST	Severe Thunderstorm Warning	CAE	Aiken	40 min
Feb 13, 6:24 PM EST	Severe Thunderstorm Warning	CAE	Saluda	51 min

Nearby

Tornado Warnings in South Carolina, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.