Alert archive / South Carolina / Tornado Warnings in 2002

Tornado Warning 1, NWS Greenville-Spartanburg, SC

March 31, 2002York County, South Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Mar 31, 2002, 2:24 PM EST for York County, South Carolina. It was in force for 36 min. 2 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: Mar 31, 2002, 2:24 PM EST (19:24 UTC)
Expired: Mar 31, 2002, 3:00 PM EST
In force: 36 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County York County, SC

What was reported inside it

Time	Report	Where	Remark
Mar 31, 2:30 PM EST	Hail 1	Mc Connells, SC
Mar 31, 2:50 PM EST	Hail 0.88	Rock Hill Bryant Arp, SC

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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.4 hours before the alert went out and 169 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: 472 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 132 m²/s²
0-3 km storm-relative helicity: 230 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.

895 
WFUS52 KGSP 311924
TORGSP
SCC091-312000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
220 PM EST SUN MAR 31 2002

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* TORNADO WARNING FOR...
  YORK COUNTY IN UPSTATE SOUTH CAROLINA

* UNTIL 300 PM EST.

* AT 220 PM EST...NATIONAL WEATHER SERVICE RADAR INDICATED A
  THUNDERSTORM WITH A DEVELOPING TORNADO 10 MILES SOUTHWEST OF
  YORK...OR ABOUT 5 MILES EAST OF BULLOCK CREEK...MOVING NORTHEAST AT
  25 MPH.

* THE TORNADO WILL BE NEAR...
  YORK AT 245 PM EST.
  MCCONNELLS AT 245 PM EST.
  LAKE WYLIE AT 300 PM EST.

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

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR
BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. STAY AWAY
FROM DOORS AND WINDOWS.

$$
MCAVOY

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 31, 1:55 PM EST	Severe Thunderstorm Warning	GSP	Union	35 min
Mar 31, 2:17 PM EST	Severe Thunderstorm Warning	GSP	York	43 min
Mar 31, 2:47 PM EST	Severe Thunderstorm Warning	GSP	Chester	43 min

Nearby

Tornado Warnings in South Carolina, 2002 Every tornado warning in 2002 Tornadoes in 2002

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.