Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 241, NWS Greenville-Spartanburg, SC

June 24, 1998Pickens County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 24, 1998, 8:43 PM EDT for Pickens County, South Carolina. It was in force for 32 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 24, 1998, 8:43 PM EDT (00:43 UTC)
Expired: Jun 24, 1998, 9:15 PM EDT
In force: 32 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County Pickens County, SC

The radar

The Greer radar (KGSP), 46 km from the middle of the area, began a volume at 00:46 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 24, 8:50 PM EDT	Thunderstorm Wind 50	Liberty, 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.7 hours before the alert went out and 235 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: 2494 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 1727 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 52 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, 7 hours 26 minutes earlier.

Area forecast discussion, Jun 24, 1:17 PM EDT, 7 hours 26 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, 6:57 PM EDT, 1 hour 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
657 PM EDT WED JUN 24 1998

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

655 PM     MINERAL SPRINGS           NC   .75 INCH HAIL
06/24/98   UNION                          SPOTTER REPORT OF DIME SIZE
                                          HAIL.

BWM

Local storm report, Jun 24, 6:57 PM EDT, 1 hour 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
657 PM EDT WED JUN 24 1998

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

655 PM     MINERAL SPRINGS           NC   .75 INCH HAIL
06/24/98   UNION                          SPOTTER REPORT OF DIME SIZE
                                          HAIL.

BWM

Local storm report, Jun 24, 7:26 PM EDT, 1 hour 17 minutes before

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Local storm report, Jun 24, 7:26 PM EDT, 1 hour 17 minutes before

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Local storm report, Jun 24, 7:52 PM EDT, 51 minutes before

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Local storm report, Jun 24, 7:52 PM EDT, 51 minutes before

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<head>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 8:31 PM EDT	Severe Thunderstorm Warning	GSP	Rowan	44 min
Jun 24, 9:32 PM EDT	Severe Thunderstorm Warning	GSP	Union	28 min
Jun 24, 9:10 PM EDT	Severe Thunderstorm Warning	GSP	Anderson	45 min
Jun 24, 9:50 PM EDT	Severe Thunderstorm Warning	GSP	Abbeville	45 min
Jun 24, 9:15 PM EDT	Severe Thunderstorm Warning	GSP	Elbert	60 min
Jun 24, 9:44 PM EDT	Severe Thunderstorm Warning	GSP	Hart	46 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1998 Every 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.