Alert archive / South Carolina / Tornado Warnings in 1998
Tornado Warning 21, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this tornado warning at Apr 19, 1998, 2:38 PM EDT for Laurens County, South Carolina. 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 counties it named.
The facts
- Issued
- Apr 19, 1998, 2:38 PM EDT (18:38 UTC)
- Expired
- Apr 19, 1998, 3:10 PM EDT
- In force
- 32 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Laurens County, SC
The radar
The Greer radar (KGSP), 49 km from the middle of the area, began a volume at 18:37 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, 6.6 hours before the alert went out and 256 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.
- Mixed-layer CAPE
- 725 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 577 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 194 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.5
The text
As transmitted, in the capitals the NWS used until 2016.
982 WFUS1 KGSP 191839 RRA TORGSP SCC059-191910- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 238 PM EDT SUN APR 19 1998 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG SC HAS ISSUED A * TORNADO WARNING FOR... LAURENS COUNTY IN SOUTH CAROLINA * UNTIL 310 PM EDT * AT 238 PM... SPOTTERS REPORTED A TORNADO NEAR THE CITY OF LAURENS... MOVING NORTHEAST AT 45 MILES AN HOUR. * THE TORNADO IS EXPECTED TO BE... EAST OF ORA BY 250 PM EAST OF LANFORD BY 300 PM 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. JAT
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this tornado warning went out at Apr 19, 1:58 PM EDT, 40 minutes earlier.
Area forecast discussion, Apr 19, 1:58 PM EDT, 40 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE/SPARTANBURG, SC
158 PM EDT SUN APR 19 1998
ALL: DECREASING CLOUDS TONIGHT. MOSTLY SUNNY MON. MOSTLY CLEAR
MON NIGHT. INCREASING CLOUDS TUE WITH SLIGHT CHANCE SHOWERS
NC MOUNTAINS. TEMPERATURES/POPS FWC/FAN COMPROMISE.
DRIER AIRMASS TO MOVE ACROSS AREA OVERNIGHT. SOME MOISTURE RECOVERY
TAKES PLACE LATE MON AS A WEAK IMPULSE APPROACHES. A SHORTWAVE
APPROACHES LATE TUE IN NW FLOW ACCOMPANIED BY MORE SUBSTANTIAL
MOISTURE. PRECIPITAITON WITH SYSTEM SHOULD JUST REACH MOUNTAINS
LATE TUE AFTERNOON.
AVL 42/64/40/64 1002
CLT 50/71/48/70 100-
GSP 45/70/45/68 -001
JATThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 3:21 PM EDT | Tornado Warning | GSP | York | 34 min |
| Apr 19, 3:59 PM EDT | Tornado Warning | GSP | York | 31 min |
| Apr 19, 4:36 PM EDT | Tornado Warning | GSP | York | 34 min |
Nearby
Tornado Warnings in South Carolina, 1998Every tornado warning in 1998Tornadoes in 1998
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.