Alert archive / North Carolina / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 89, NWS Greenville-Spartanburg, SC

June 14, 1997Henderson County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 14, 1997, 6:00 PM EDT for Henderson County, North Carolina. It was in force for 30 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: Jun 14, 1997, 6:00 PM EDT (22:00 UTC)
Expired: Jun 14, 1997, 6:30 PM EDT
In force: 30 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County Henderson County, NC

The radar

The Greer radar (KGSP), 56 km from the middle of the area, began a volume at 21:59 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 14, 6:20 PM EDT	Thunderstorm Wind 50	Hendersonville, NC

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, 10.0 hours before the alert went out and 247 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: 18 J/kg
Mixed-layer CIN: -198 J/kg
Mixed-layer LCL: 1093 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -52 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGSP 142201 RRA
SVRGSP
NCC089-142230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
600 PM EDT SAT JUN 14 1997
 
THE NATIONAL WEATHER SERVICE IN GREENVILLE SPARTANBURG HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  630 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST NORTH CAROLINA
 
   ...HENDERSON COUNTY
 
AT 559 PM WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
LIKELY PRODUCING LARGE HAIL OVER THE ASHEVILLE REGIONAL AIRPORT. THE
STORM IS MOVING SOUTHEAST AT 25 MPH AND WILL PASS JUST EAST OF
HENDERSONVILLE BY 630 PM.
 
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL AND
DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR
WITH ANY THUNDERSTORM.
 
MOYER

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jun 14, 1:55 PM EDT, 4 hours 5 minutes earlier.

Area forecast discussion, Jun 14, 1:55 PM EDT, 4 hours 5 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE/SPARTANBURG, SC
155 PM EDT SAT JUN 14 1997

.FCST TRENDS LOOK GOOD

MORE SHOWRS FORMING EASTRN TN AHEAD OF NEXT AND HOPEFULLY LAST
S/W WITH THIS SYSTEM BEFORE IT MOVES ACROSS THIS CWA THIS EVENING AND
TO SC COAST BY MORNING.  VRY STRNG UPR DIVG WITH GOOD MOIST COVG BELOW
ADVECTING INTO AREA LATE THIS ATN AND THIS EVENING.  SHOULD PROVIDE
PLENTIFUL LIFT FOR STRNG TSTMS AND SPOTTY HVY RAINS.  EXPCT GENERAL
RAIN AREA WITH EMBEDDED CONVCTN BEHIND LEADING TSTM BAND LATE EVENING
WHICH SHLD DECREASE BY ERLY MORNING HRS.

WINDS BEHIND SYSTEM SHLD TURN NW FOR WHILE AND THEN TO NE WHICH COULD
SLOW SCOURING OUT LOW LVL MOISTURE AFTR PASSAGE.  WITH MAINLY SUNNY
SKIES SUNDAY TEMPS SHLD WARM BUT NE FLOW SHLD KEEP MAX TEMPS CLOSE TO
GUIDANCE..RATHER THAN ABOVE AS IS TYPICAL WITH POST FRNTL NW FLOW.

SINCE THIS HAS BEEN THE SEASON FOR WEDGING...WILL HAVE TO CONSIDER SOME
UPSLOPE LOW CLDS FORMING LATE SUNDAY NIGHT AND INTO MONDAY.  ALSO FIND
MODELS VEERING TO SOUTH WIND QUESTIONABLE MONDY AS MODELS ALWAYS TRY
TO RUSH THIS.

GSP 63/81/62/81 6/1/0/0
CLT 65/81/64/81 7/1/0/0
AVL 60/76/57/77 6/1/0/0

NEAL

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 9:23 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg	67 min
Jun 13, 10:27 PM EDT	Severe Thunderstorm Warning	GSP	Lincoln	48 min
Jun 14, 5:01 PM EDT	Severe Thunderstorm Warning	GSP	Graham, Swain	59 min
Jun 14, 7:55 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland	35 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1997 Every severe thunderstorm warning in 1997

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.