Alert archive / Georgia / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 74, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at May 7, 1998, 10:50 PM EDT for Lincoln County, Georgia. It was in force for 55 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
- May 7, 1998, 10:50 PM EDT (02:50 UTC)
- Expired
- May 7, 1998, 11:45 PM EDT
- In force
- 55 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
County Lincoln County, GA
The radar
The Greer radar (KGSP), 123 km from the middle of the area, began a volume at 02:52 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 |
|---|---|---|---|
| May 7, 11:10 PM EDT | Hail 0.75 | Lincolnton, GA | Sheriff reported 3/4 inch hail. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 7, 5:00 PM EDT | Tornado Watch | SPC | 6 hr |
| May 7, 9:30 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.8 hours before the alert went out and 196 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.
- Mixed-layer CAPE
- 2212 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 923 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 1.9
- Supercell composite
- 9.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCAE 080250 RRA SVRCAE GAC181-080345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 1050 PM EDT THU MAY 7 1998 THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LINCOLN COUNTY IN GEORGIA * UNTIL 1145 PM EDT * WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM JUST ENTERING NORTHERN LINCOLN COUNTY. THIS STORM WAS MOVING SOUTHEAST AT NEAR 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... CHENNAULT AT 1055 PM LINCOLNTON AT 1115 PM SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
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
Local storm report, May 7, 10:22 PM EDT, 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1022 PM EDT THU MAY 07 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
940 PM CORDOVA SC 1.75 INCH HAIL
05/07/98 ORANGEBURG ORANGEBURG EOC
BLPLocal storm report, May 7, 10:24 PM EDT, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1024 PM EDT THU MAY 07 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
940 PM LEAH NEAR HIWAY 47 GA 1.75 INCH HAIL
05/07/98 COLUMBIA SHERIFF
BLPLocal storm report, May 7, 10:26 PM EDT, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1026 PM EDT THU MAY 07 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
940 PM NORTH SC .88 INCH HAIL
05/07/98 OORANGEBURG NORTH PD
BLPLocal storm report, May 7, 10:31 PM EDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1031 PM EDT THU MAY 07 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
910 PM NORTH SC .88 INCH HAIL
05/07/98 ORANGEBURG NORTH PD
BLPLocal storm report, May 7, 10:36 PM EDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1036 PM EDT THU MAY 07 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
1005 PM SOUTH EDGEFIELD COUNTY SC .88 INCH HAIL
05/07/98 EDGEFIELD SHERIFF
BLPLocal storm report, May 7, 10:39 PM EDT, 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1039 PM EDT THU MAY 07 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
852 PM 4 SW EDGEFIELD SC WIND DAMAGE
05/07/98 EDGEFIELD AMATEUR RADIO SPOTTER BARN
DESTROYED/TREES UPROOTED
BLPThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 9:24 PM EDT | Severe Thunderstorm Warning | CAE | Columbia, Lincoln | 61 min |
| May 7, 11:30 PM EDT | Severe Thunderstorm Warning | CAE | Columbia | 60 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 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.