Alert archive / South Carolina / Tornado Warnings in 2001

Tornado Warning 1, NWS Charleston, SC

June 12, 2001Colleton County, Hampton County, South Carolina

NWS Charleston, SC issued this tornado warning at Jun 12, 2001, 5:23 PM EDT for Colleton County, Hampton County, South Carolina. It was in force for 37 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 12, 2001, 5:23 PM EDT (21:23 UTC)
Expired: Jun 12, 2001, 6:00 PM EDT
In force: 37 min
Issued by: NWS Charleston, SC
Area: Whole counties

Counties Colleton County, SC, Hampton County, SC

The radar

The Charleston,SC radar (KCLX), 22 km from the middle of the area, began a volume at 21:26 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
Jun 12, 5:35 PM EDT	Tornado F0	Early Branch, SC
Jun 12, 5:40 PM EDT	Tornado F0	Walterboro, SC
Jun 12, 6:10 PM EDT	Thunderstorm Wind 50 E	Islandton, SC	Trees and power lines down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.4 hours before the alert went out and 84 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: 242 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 882 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -49 m²/s²
0-3 km storm-relative helicity: 6 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 122123
TORCHS
SCC029-049-122200-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
523 PM EDT TUE JUN 12 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...

  NORTHWESTERN COLLETON COUNTY IN SOUTHERN SOUTH CAROLINA.
  NORTH CENTRAL HAMPTON COUNTY IN SOUTHERN SOUTH CAROLINA.

* UNTIL 600 PM EDT.

* AT 523 PM EDT...RADAR INDICATED A DEVELOPING TORNADO NEAR
  VARNVILLE...OR ABOUT 3 MILES EAST OF HAMPTON...MOVING NORTHEAST AT
  15 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS TORNADO INCLUDE...
  CROCKETVILLE.
  MILEY.
  ISLANDTON.
  ASHTON.
  LODGE.

IF YOU ARE IN OR NEAR THE PATH OF THIS TORNADO...TAKE CO+VER NOW!
ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. AVOID WINDOWS.

$$

LAT...LON 3291 8113 3282 8107 3296 8083 3310 8096

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 5:59 PM EDT	Tornado Warning	CHS	Colleton	31 min
Jun 12, 6:42 PM EDT	Tornado Warning	CHS	Colleton, Hampton	33 min
Jun 12, 7:56 PM EDT	Tornado Warning	CHS	Jasper	34 min
Jun 12, 7:56 PM EDT	Tornado Warning	CHS	Beaufort	34 min

Nearby

Tornado Warnings in South Carolina, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.