Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 263, NWS Greenville-Spartanburg, SC

July 19, 1998Union County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 19, 1998, 7:44 PM EDT for Union County, North Carolina. It was in force for 51 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
Jul 19, 1998, 7:44 PM EDT (23:44 UTC)
Expired
Jul 19, 1998, 8:35 PM EDT
In force
51 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 23:44 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
Jul 19, 8:15 PM EDTThunderstorm Wind 50Monroe, NC
Jul 19, 8:30 PM EDTThunderstorm Wind 50Waxhaw, 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, 11.7 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 1998-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1998-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1872 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
81 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.

000 
TTAA00 KGSP 192345 RRA
SVRGSP
NCC179-200035-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
744 PM EDT SUN JUL 19 1998

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  UNION COUNTY IN NORTH CAROLINA

* UNTIL 835 PM EDT

* AT 744 PM EDT... NATIONAL WEATHER SERVICE RADAR INDICATED A
  SEVERE THUNDERSTORM IN THE VICINITY OF MONROE MOVING SOUTHWEST AT
  10 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WESLEY CHAPEL AT 750 PM EDT
  WEDDINGTON AT 800 PM EDT
  MINERAL SPRINGS AT 810 PM EDT

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 Jul 19, 1:17 PM EDT, 6 hours 27 minutes earlier.

Area forecast discussion, Jul 19, 1:17 PM EDT, 6 hours 27 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
117 PM EDT SUN JUL 19 1998

RAH: SLIGHT CHANCE THIS EVENING.

ALL: MOSTLY SUNNY DAYS/PARTLY CLOUDY NIGHTS. CHANCE MON AFT/EVN.
     TEMPS NEAR TODAY'S VALUES.

WARM MOIST AIR BACK OVER ENTIRE REGION TONIGHT. COLD TROUGH ALOFT
MOVING EAST ACROSS N TIER NC WILL ENHANCE ACTIVITY INTO EVENING. ON
MON SHORTWAVE DIVES INTO PROGRESSIVE EAST COAST...AND TAIL END
PASSES OVER CWA FROM N LATE IN DAY. WITH MORE MOISTURE/INSTABILITY
IN PLACE...SCATTERED CONVECTION IN STORE MON AFTERNOON/EVENING.
NEXT WEAK IMPULSE UPSTREAM REMAINS IN MS VALLEY THROUGH LATE TUE.
TEMPERATURES SHOULD REMAIN NEAR PERSISTANCE WITH NO CHANGES TO
UPPE(R/SURFACE PATTERNS.

AVL   65/91/66/91   2330
CLT   69/96/69/96   2330
GSP   70/97/70/97   0330

JAT

In the hours before

Local storm report, Jul 19, 6:42 PM EDT, 1 hour 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
642 PM EDT SUN JUL 19 1998

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

628 PM     2 E SPARTANBURG           SC   WIND DAMAGE
07/19/98   SPARTANBURG                    911 REPORTED TREES/LINES
                                          DOWN EAST SIDE CITY

JONES
Local storm report, Jul 19, 7:15 PM EDT, 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
715 PM EDT SUN JUL 19 1998

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

710 PM     1 SE OLD FORT             NC   WIND DAMAGE
07/19/98   MCDOWELL                       COMMS REPORTED 5 TREES
                                          DOWN ACROSS I-40 WITH WIND
                                          ESTIMATED 60 MPH

JONES

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.