Alert archive / South Carolina / Tornado Warnings in 2000

Tornado Warning 11, NWS Columbia, SC

December 17, 2000Chesterfield County, South Carolina

NWS Columbia, SC issued this tornado warning at Dec 17, 2000, 2:25 AM EST for Chesterfield County, South Carolina. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Dec 17, 2000, 2:25 AM EST (07:25 UTC)
Expired: Dec 17, 2000, 3:00 AM EST
In force: 35 min
Issued by: NWS Columbia, SC
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Chesterfield County, SC

The radar

The Columbia radar (KCAE), 122 km from the middle of the area, began a volume at 07:25 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Dec 16, 11:00 PM EST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 7.4 hours before the alert went out and 149 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: 5 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 337 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 553 m²/s²
0-3 km storm-relative helicity: 579 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 170726
TORCAE

SCC025-170800-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
225 AM EST SUN DEC 17 2000

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CHESTERFIELD COUNTY IN CENTRAL SOUTH CAROLINA

* UNTIL 300 AM EST.

* AT 215 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A DEVELOPING TORNADO 14 MILES WEST OF
  CHESTERFIELD...OR ABOUT 22 MILES SOUTH OF WINGATE...MOVING
  NORTHEAST AT 60 MPH.

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING WHICH
WAS IN EFFECT FOR THE SAME AREA. GO TO A BASEMENT OR SMALL INTERIOR 
ROOM ON THE LOWEST FLOOR!

REPORT ANY HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY SHERIFF
OR TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN COLUMBIA.

LAT...LON 3473 8043 3460 8028 3477 7991 3501 8016

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 16, 11:19 PM EST	Severe Thunderstorm Warning	CAE	Lexington	26 min
Dec 17, 12:50 AM EST	Severe Thunderstorm Warning	CAE	Lexington	25 min
Dec 17, 12:59 AM EST	Severe Thunderstorm Warning	CAE	Lexington	31 min
Dec 17, 1:08 AM EST	Severe Thunderstorm Warning	CAE	Richland	52 min
Dec 17, 1:18 AM EST	Severe Thunderstorm Warning	CAE	Fairfield	57 min
Dec 17, 1:25 AM EST	Severe Thunderstorm Warning	CAE	Kershaw	65 min
Dec 17, 2:20 AM EST	Severe Thunderstorm Warning	CAE	Chesterfield	25 min

Nearby

Tornado Warnings in South Carolina, 2000 Every tornado warning in 2000 Tornadoes in 2000

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.