Alert archive / South Carolina / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 88, NWS Columbia, SC

July 16, 1997McCormick County, South Carolina; Lincoln County, Georgia

NWS Columbia, SC issued this severe thunderstorm warning at Jul 16, 1997, 6:06 PM EDT for McCormick County, South Carolina; Lincoln County, Georgia. It was in force for 39 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 16, 1997, 6:06 PM EDT (22:06 UTC)
Expired
Jul 16, 1997, 6:45 PM EDT
In force
39 min
Issued by
NWS Columbia, SC
Area
Whole counties

Counties Lincoln County, GA, McCormick County, SC

The radar

The Greer radar (KGSP), 116 km from the middle of the area, began a volume at 22:05 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 16, 6:20 PM EDTThunderstorm Wind 60Lincolnton, GASheriff reports numerous trees down throughout Lincoln county.
Jul 16, 6:20 PM EDTThunderstorm Wind 65Lincolnton, GASheriff reports numerous trees down throughout the county.

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 12:00Z, 10.1 hours before the alert went out and 203 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, Peachtre/Fal Fld, GA at 12:00Z on 1997-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1056 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, Peachtre/Fal Fld, GA at 12:00Z on 1997-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -40 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
1056 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
987 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-40 m²/s²
0-3 km storm-relative helicity
-41 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 KCAE 162207 RRA
SVRCAE
GAC181-SCC065-162245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
606 PM EDT WED JUL 16 1997
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN  GEORGIA
 
   ...LINCOLN COUNTY
 
IN  SOUTH CAROLINA
 
   ...MCCORMICK COUNTY
 
AT 605 PM WEATHER RADAR SHOWED A SEVERE THUNDERSTORM ALONG THE NORTH
PART OF THE LINCOLN-MCCORMICK COUNTY LINE. THE THUNDERSTORM WAS MOVING
SLOWLY.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE
MOBILE HOMES.  FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR.  DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
AMATEUR RADIO AND OTHER SPOTTERS ARE REQUESTED TO MONITOR THIS
STORM AND RELAY REPORTS PROMPTLY TO THE NEAREST NATIONAL
WEATHER SERVICE OFFICE.

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.

In the hours before

Special weather statement, Jul 16, 5:18 PM EDT, 48 minutes before
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SHORT TERM FORECAST
NATIONAL WEATHER SERVICE COLUMBIA SC
518 PM EDT WED JUL 16 1997

SCZ020-026-027-028-170056-
LEXINGTON-NEWBERRY-RICHLAND-SALUDA-
INCLUDING THE CITIES OF...COLUMBIA...LEXINGTON
518 PM EDT WED JUL 16 1997

.NOW...
...STRONG TO SEVERE THUNDERSTORMS IN COLUMBIA AND SALUDA COUNTY...
THUNDERSTORMS WILL COVER EASTERN LEXINGTON COUNTY...WESTERN
RICHLAND COUNTY AND SALUDA COUNTY THROUGH 6 PM.  STRONG TO SEVERE
THUNDERSTORMS WILL MOVE ACROSS THE NORTHWEST PART OF SALUDA COUNTY
AND THE COLUMBIA METRO AREA INCLUDING THE AIRPORT AREA. THESE
STORMS WILL CONTAIN HEAVY RAINFALL AMOUNT OF 2 TO 3 INCHES...HAIL
AND WIND GUSTS OF 40 TO 60 MPH. MORE STORMS WILL FORM IN NEWBERRY
COUNTY AFTER 530 PM. DANGEROUS LIGHTNING IS ALSO EXPECTED.
&&
...SEVERE THUNDERSTORM WARNING SALUDA COUNTY UNTIL 545 PM...

TTH
Special weather statement, Jul 16, 5:21 PM EDT, 45 minutes before
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SHORT TERM FORECAST
NATIONAL WEATHER SERVICE COLUMBIA SC
518 PM EDT WED JUL 16 1997

SCZ020-026-027-028-170056-
LEXINGTON-NEWBERRY-RICHLAND-SALUDA-
INCLUDING THE CITIES OF...COLUMBIA...LEXINGTON
518 PM EDT WED JUL 16 1997

.NOW...
...STRONG TO SEVERE THUNDERSTORMS IN COLUMBIA AND SALUDA COUNTY...
THUNDERSTORMS WILL COVER EASTERN LEXINGTON COUNTY...WESTERN
RICHLAND COUNTY AND SALUDA COUNTY THROUGH 6 PM.  STRONG TO SEVERE
THUNDERSTORMS WILL MOVE ACROSS THE NORTHWEST PART OF SALUDA COUNTY
AND THE COLUMBIA METRO AREA INCLUDING THE AIRPORT AREA. THESE
STORMS WILL CONTAIN HEAVY RAINFALL AMOUNT OF 2 TO 3 INCHES...HAIL
AND WIND GUSTS OF 40 TO 60 MPH. JMORE STORMS WILL FORM IN NEWBERRY
COUNTY AFTER 530 PM. DANGEROUS LIGHTNING IS ALSO EXPECTED.
&&
...SEVERE THUNDERSTORM WARNING SALUDA COUNTY UNTIL 545 PM...

TTH
Local storm report, Jul 16, 5:51 PM EDT, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
551 PM EDT WED JUL 16 1997

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

548 PM     COLUMBIA                  SC   WIND DAMAGE
07/16/97   RICHLAND                       SPOTTERS REPORTED LARGE
                                          LIMBS DOWN IN DOWNTOWN
                                          COLUMBIA...AND DIME SIZE
                                          HAIL.

MOORE

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 15, 8:11 PM EDTSevere Thunderstorm WarningCAEClarendon, Orangeburg49 min
Jul 16, 5:10 PM EDTSevere Thunderstorm WarningCAESaluda35 min
Jul 16, 5:30 PM EDTSevere Thunderstorm WarningCAELexington30 min
Jul 16, 5:34 PM EDTSevere Thunderstorm WarningCAEChesterfield26 min
Jul 16, 5:37 PM EDTSevere Thunderstorm WarningCAERichland38 min
Jul 16, 5:52 PM EDTSevere Thunderstorm WarningCAELexington38 min
Jul 16, 6:13 PM EDTSevere Thunderstorm WarningCAEAiken47 min
Jul 16, 6:25 PM EDTSevere Thunderstorm WarningCAELexington35 min
Jul 16, 6:55 PM EDTSevere Thunderstorm WarningCAEFairfield, Lancaster50 min
Jul 16, 6:59 PM EDTSevere Thunderstorm WarningCAECalhoun, Lexington46 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1997Severe Thunderstorm Warnings in Georgia, 1997Every 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.