Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 40, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Apr 8, 1998, 11:41 PM EDT for Calhoun County, Richland County, South Carolina. It was in force for 34 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
- Apr 8, 1998, 11:41 PM EDT (03:41 UTC)
- Expired
- Apr 9, 1998, 12:15 AM EDT
- In force
- 34 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
Counties Calhoun County, SC, Richland County, SC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 8, 11:45 PM EDT | Hail 0.75 | St Matthews, SC | Storm survey found public reporting penny size hail along highway 178. |
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 |
|---|---|---|---|
| Apr 8, 10:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 3.7 hours before the alert went out and 131 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 942 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 320 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
988 WUUS1 KCAE 090339 RRA SVRCAE SCC017-079-090415- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 1141 PM EDT WED APR 8 1998 THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN CALHOUN COUNTY IN SOUTH CAROLINA SOUTHERN RICHLAND COUNTY IN SOUTH CAROLINA * UNTIL 1215 AM EDT * WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM DEVELOPING OVER WESTERN CALHOUN COUNTY MOVING EASTNORTHEAST AT 55 MPH. THE STORM WILL MOVE ACROSS SOUTHERN RICHLAND COUNTY AND PRODUCE LARGE HAIL. * THE SEVERE THUNDERSTORM WILL BE NEAR... SANDY RUN AT 1145 PM CONGAREE AT 1155 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. 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
Local storm report, Apr 8, 10:10 PM EDT, 1 hour 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1010 PM EDT WED APR 08 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
1009 PM APPLING GA .75 INCH HAIL
04/08/98 COLUMBIA DIME SIZE HAIL. REPORTED
BY SHERIFF.
940 PM 10 E SALUDA SC .75 INCH HAIL
04/08/98 SALUDA DIME SIZE HAIL ABOUT 10
MILES E OF SALUDA. HAM
REPORT.
RCCLocal storm report, Apr 8, 10:28 PM EDT, 1 hour 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1028 PM EDT WED APR 08 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
1010 PM 3 N COLUMBIA SC .75 INCH HAIL
04/08/98 RICHLAND STATE HIGHWAY PATROL
REPORTED DIME SIZE HAIL
EAST OF I-26 NEAR I-20.
RCCLocal storm report, Apr 8, 10:34 PM EDT, 1 hour 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1034 PM EDT WED APR 08 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
1023 PM 12 SW EDGEFIELD SC .75 INCH HAIL
04/08/98 EDGEFIELD SHERIFF REPORTED DIME SIZE
HAIL AT COLLIERS...12
MILES SW OF EDGEFIELD.
RCCLocal storm report, Apr 8, 11:34 PM EDT, 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1134 PM EDT WED APR 08 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
1130 PM DEARING GA 1.75 INCH HAIL
04/08/98 MCDUFFIE PEA TO GOLF BALLSIZED
HAIL. SPOTTER REPORT.
1131 PM HARLEM GA .50 INCH HAIL
04/08/98 COLUMBIA PEA SIZED HAIL. SPOTTER
REPORT.
RCCLocal storm report, Apr 8, 11:39 PM EDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1139 PM EDT WED APR 08 1998
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
1130 PM HARLEM GA .75 INCH HAIL
04/08/98 COLUMBIA DIME SIZED HAIL AT HARLEM
GA. SPOTTER
1140 PM GROVETOWN GA 1.00 INCH HAIL
04/08/98 COLUMBIA QUARTER SIZED HAIL AT
GROVETOWN. HAM RADIO
REPORT.
RCCThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 9:18 PM EDT | Severe Thunderstorm Warning | CAE | Saluda | 42 min |
| Apr 8, 9:53 PM EDT | Severe Thunderstorm Warning | CAE | Lexington | 37 min |
| Apr 8, 10:03 PM EDT | Severe Thunderstorm Warning | CAE | Richland | 12 min |
| Apr 8, 10:08 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield | 37 min |
| Apr 8, 11:51 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 39 min |
| Apr 9, 12:34 AM EDT | Severe Thunderstorm Warning | CAE | Lexington | 26 min |
Nearby
Severe Thunderstorm Warnings in South 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.