Alert archive / South Carolina / Tornado Warnings in 2006

Tornado Warning 49, NWS Charleston, SC

December 25, 2006Allendale County, South Carolina; Screven County, Georgia

NWS Charleston, SC issued this tornado warning at Dec 25, 2006, 10:58 AM EST for Allendale County, South Carolina; Screven County, Georgia. It was in force for 32 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
Dec 25, 2006, 10:58 AM EST (15:58 UTC)
Expired
Dec 25, 2006, 11:30 AM EST
In force
32 min
Issued by
NWS Charleston, SC
Area
Counties, with a storm outline in the text

Counties Screven County, GA, Allendale County, SC

The radar

The Charleston,SC radar (KCLX), 62 km from the middle of the area, began a volume at 16:00 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 12:00Z, 4.0 hours before the alert went out and 143 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 2006-12-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 2006-12-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 346 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
7 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
486 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
346 m²/s²
0-3 km storm-relative helicity
535 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 KCHS 251558
TORCHS
GAC251-SCC005-251630-
/O.NEW.KCHS.TO.W.0049.061225T1558Z-061225T1630Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
1058 AM EST MON DEC 25 2006

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* TORNADO WARNING FOR...
  SCREVEN COUNTY IN SOUTHEAST GEORGIA
  ALLENDALE COUNTY IN SOUTHEAST SOUTH CAROLINA

* UNTIL 1130 AM EST

* AT 1056 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTH OF
  MILLETT...OR ABOUT 15 MILES WEST OF ALLENDALE...MOVING NORTHEAST AT
  60 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THE STORM INCLUDE...
  MILLETT...
  MARTIN...

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.

TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024.

LAT...LON 3299 8163 3293 8150 3311 8137 3316 8151

$$
2 follow-up statements
000 
WWUS52 KCHS 251612
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1110 AM EST MON DEC 25 2006

GAC251-251620-
/O.CAN.KCHS.TO.W.0049.000000T0000Z-061225T1630Z/
SCREVEN GA-
1110 AM EST MON DEC 25 2006

...THE TORNADO WARNING FOR SCREVEN COUNTY HAS BEEN CANCELLED...

AT 1110 AM EST...RADAR INDICATED THAT THE THUNDERSTORM THAT PROMPTED 
THE TORNADO WARNING HAD MOVED OUT OF THE COUNTY...THEREFORE THE 
TORNADO WARNING HAS BEEN CANCELLED. 

TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR
REPORTS TO CHS.SKYWARN@NOAA.GOV.

LAT...LON 3307 8155 3303 8150 3311 8137 3316 8151

$$

SCC005-251630-
/O.CON.KCHS.TO.W.0049.000000T0000Z-061225T1630Z/
ALLENDALE SC-
1110 AM EST MON DEC 25 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 AM EST FOR
ALLENDALE COUNTY...

AT 1109 AM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE 
A SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS POSSIBLE TORNADO WAS 
LOCATED NEAR BALDOCK...OR ABOUT 9 MILES SOUTHWEST OF 
BARNWELL...MOVING NORTHEAST AT 60 MPH.

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...MARTIN AND
MILLETT.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER 
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR 
REPORTS TO CHS.SKYWARN@NOAA.GOV.

LAT...LON 3307 8155 3303 8150 3311 8137 3316 8151

$$

JAQ
000 
WWUS52 KCHS 251628
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1125 AM EST MON DEC 25 2006

SCC005-251635-
/O.EXP.KCHS.TO.W.0049.000000T0000Z-061225T1630Z/
ALLENDALE SC-
1125 AM EST MON DEC 25 2006

...THE TORNADO WARNING FOR ALLENDALE COUNTY WILL EXPIRE AT 1130 AM
EST...

AT 1121 AM EST...RADAR INDICATED THAT THE THUNDERSTORM WITH STRONG 
ROTATION THAT PROMPTED THE TORNADO WARNING WEAKENED AND MOVED OUT OF 
THE COUNTY. THE TORNADO WARNING WILL THEREFORE BE ALLOWED TO EXPIRE.

TO REPORT SEVERE WEATHER ONLY...PLEASE CONTACT THE NATIONAL WEATHER 
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR 
REPORTS TO CHS.SKYWARN@NOAA.GOV.

LAT...LON 3307 8155 3303 8150 3311 8137 3316 8151

$$

JAQ

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 25, 3:36 AM ESTLake Wind AdvisoryCHSBerkeley48 hr
Dec 25, 8:44 AM ESTTornado WarningCHSCharleston, Colleton, Dorchester31 min
Dec 25, 10:52 AM ESTSpecial Marine WarningCHS53 min
Dec 25, 11:42 AM ESTSpecial Marine WarningCHS33 min
Dec 25, 12:15 PM ESTSpecial Marine WarningCHS30 min

Nearby

Tornado Warnings in South Carolina, 2006Tornado Warnings in Georgia, 2006Every tornado warning in 2006Tornadoes in 2006

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.