Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 237, NWS Greenville-Spartanburg, SC

June 24, 1998Union County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 24, 1998, 6:40 PM EDT for Union County, North Carolina. It was in force for 45 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
Jun 24, 1998, 6:40 PM EDT (22:40 UTC)
Expired
Jun 24, 1998, 7:25 PM EDT
In force
45 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

County Union County, NC

The radar

The Columbia radar (KCAE), 128 km from the middle of the area, began a volume at 22:39 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

TimeReportWhereRemark
Jun 24, 6:40 PM EDTHail 0.88Weddington, NC
Jun 24, 6:55 PM EDTHail 0.75Mineral Spg, 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, 10.7 hours before the alert went out and 134 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-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 1998-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 326 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 1998-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
326 J/kg
Mixed-layer CIN
-93 J/kg
Mixed-layer LCL
1072 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 24, 1:17 PM EDT, 5 hours 23 minutes earlier.

Area forecast discussion, Jun 24, 1:17 PM EDT, 5 hours 23 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE/SPARTANBURG, SC
117 PM EDT WED JUN 24 1998

CAE/RAH/FFC: NO SIG CHGS

MDLS IN AGREEMENT IN DROPPING S/WV ALONG FNT SIDE OF UPPER RIDGE
TONITE. NOT MUCH ON SATL AT TIME WITH S/WV.   ETA HAS S/WV MOVG
JUST TO EAST OF OUR CWA BTWN 18-06Z. SOME WIDELY SCT TSTMS HAVE
DEVELOPED THIS AFTN ACR EASTERN PART OF CWA IN NC...PRBLY AHEAD
OF S/WV COMING ACROSS NC.   HOWEVER THER IS NOT MUCH IN WAY OF
MOISTURE OR 7MB VV. ONLY AREA WITH SOME....VERY  SMALL CHC
WOULD BE EXTREME EASTERN NC AND SC COUNTIES IN OUR CWA.
WENT WITH FWC TEMPS OR A LITTE HIGHER BASED ON YSTDY TEMPS.
NO POPS IN FCST WILL COVER ANY ISOLDED TSTM WITH NOWS

AVL  64/92/64/90  0/0/0/0
CLT  77/97/76/98  0/0/0/0
GSP  70/98/70/97  0/0/0/0

PT

In the hours before

Local storm report, Jun 24, 5:21 PM EDT, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
521 PM EDT WED JUN 24 1998

TIME (EDT) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

516 PM     2 SE STARTANBURG          SC   1.00 INCH HAIL
06/24/98   SPARTANBURG                    AMATEUR RADIO REPORT

VAD
Local storm report, Jun 24, 5:21 PM EDT, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
521 PM EDT WED JUN 24 1998

TIME (EDT) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

516 PM     2 SE STARTANBURG          SC   1.00 INCH HAIL
06/24/98   SPARTANBURG                    AMATEUR RADIO REPORT

VAD
Local storm report, Jun 24, 5:29 PM EDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
529 PM EDT WED JUN 24 1998

TIME (EDT) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

528 PM     PACOLET                   SC   1.00 INCH HAIL
06/24/98   SPARTANBURG                    AMATEUR RADIO REPORT

BWM
Local storm report, Jun 24, 5:29 PM EDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
529 PM EDT WED JUN 24 1998

TIME (EDT) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

528 PM     PACOLET                   SC   1.00 INCH HAIL
06/24/98   SPARTANBURG                    AMATEUR RADIO REPORT

BWM
Local storm report, Jun 24, 5:30 PM EDT, 1 hour 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
530 PM EDT WED JUN 24 1998

TIME (EDT) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

529 PM     4 NW JONESVILLE           SC   1.00 INCH HAIL
06/24/98   UNION                          AMATEUR RADIO REPORT

BWM
Local storm report, Jun 24, 5:30 PM EDT, 1 hour 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
530 PM EDT WED JUN 24 1998

TIME (EDT) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

529 PM     4 NW JONESVILLE           SC   1.00 INCH HAIL
06/24/98   UNION                          AMATEUR RADIO REPORT

BWM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 2:33 PM EDTSevere Thunderstorm WarningGSPBurke, McDowell, Rutherford42 min
Jun 24, 3:33 PM EDTSevere Thunderstorm WarningGSPBurke, Caldwell32 min
Jun 24, 5:54 PM EDTFlash Flood WarningGSPTransylvania2 hr
Jun 24, 7:19 PM EDTSevere Thunderstorm WarningGSPHenderson31 min
Jun 23, 10:14 PM EDTSevere Thunderstorm WarningGSPSpartanburg31 min
Jun 24, 4:35 PM EDTSevere Thunderstorm WarningGSPSpartanburg50 min
Jun 24, 5:25 PM EDTSevere Thunderstorm WarningGSPSpartanburg, Union50 min
Jun 24, 7:23 PM EDTSevere Thunderstorm WarningGSPHabersham32 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1998Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.