Alert archive / South Carolina / Tornado Warnings in 2000

Tornado Warning 7, NWS Wilmington, NC

August 18, 2000Darlington County, South Carolina

NWS Wilmington, NC issued this tornado warning at Aug 18, 2000, 7:49 PM EDT for Darlington County, South Carolina. It was in force for 26 min. 1 report 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: Aug 18, 2000, 7:49 PM EDT (23:49 UTC)
Expired: Aug 18, 2000, 8:15 PM EDT
In force: 26 min
Issued by: NWS Wilmington, NC
Area: Whole counties

County Darlington County, SC

The radar

The Columbia radar (KCAE), 115 km from the middle of the area, began a volume at 23:52 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
Aug 18, 8:07 PM EDT	Thunderstorm Wind 70 E	Darlington, SC	EMC reported trees down...road signs damaged...and minor structural damage to several homes.

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 watch it was issued in

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

Issued	Product	Office	Lasted
Aug 18, 2:00 PM EDT	Severe Thunderstorm Watch	SPC	6 hr
Aug 18, 7:15 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 11.8 hours before the alert went out and 159 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: 2682 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 792 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: 140 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.8

Open this sounding in Storm Lab

The text

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

496 
WFUS52 KILM 182355 COR
TORILM
SCC031-190015-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED
NATIONAL WEATHER SERVICE WILMINGTON NC
749 PM EDT FRI AUG 18 2000

CORRECTED MENTION OF SEVERE THUNDERSTORM 

THE NATIONAL WEATHER SERVICE IN WILMINGTON NC HAS ISSUED A

* TORNADO WARNING FOR...
  DARLINGTON COUNTY IN NORTHEAST SOUTH CAROLINA

* UNTIL 815 PM EDT

* AT 747 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A POSSIBLE TORNADO 4 MILES NORTHWEST OF DARLINGTON...MOVING SOUTHEAST AT 30
  MPH.

* THE TORNADO WILL BE NEAR...
  DARLINGTON AT 752 PM EDT.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN WILMINGTON NC.

$$

.END

LAT...LON 3436 8027 3434 8021 3436 8016 3410 8007
          3428 7978 3431 7967 3440 7970 3443 7976
          3448 7973 3450 7976 3448 7979 3452 7984
          3448 7990 3443 8015

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 18, 5:09 PM EDT	Severe Thunderstorm Warning	ILM	Marlboro	66 min
Aug 18, 6:15 PM EDT	Severe Thunderstorm Warning	ILM	Dillon, Marlboro	30 min
Aug 18, 6:44 PM EDT	Severe Thunderstorm Warning	ILM	Dillon, Marlboro	61 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.