Alert archive / South Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 47, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at May 13, 2002, 6:21 PM EDT for 8 counties in South Carolina; Columbia County, McDuffie County, Richmond County, Georgia. It was in force for 54 min. 9 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 13, 2002, 6:21 PM EDT (22:21 UTC)
- Expired
- May 13, 2002, 7:15 PM EDT
- In force
- 54 min
- Issued by
- NWS Columbia, SC
- Area
- Counties, with a storm outline in the text
Counties Columbia County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Edgefield County, SC, Fairfield County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC
The radar
The Columbia radar (KCAE), 48 km from the middle of the area, began a volume at 22:23 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 13, 6:25 PM EDT | Thunderstorm Wind 50 E | Saluda, SC | SKYWARN spotter reported trees down on hwy 39. |
| May 13, 6:30 PM EDT | Thunderstorm Wind 50 E | Saluda, SC | EOC reported trees down in Saluda. |
| May 13, 6:30 PM EDT | Thunderstorm Wind 50 E | Thomson, GA | Sheriff reported trees down on cars. |
| May 13, 6:33 PM EDT | Thunderstorm Wind 50 E | North Augusta, SC | Highway dept. reported trees down in North Augusta, Jackson, and Wagener. |
| May 13, 6:36 PM EDT | Thunderstorm Wind 60 E | Countywide, SC | Sheriff and HWY Patrol reported numerous trees down across roads and interstate 20. |
| May 13, 6:42 PM EDT | Thunderstorm Wind 50 E | Jenkinsville, SC | SKYWARN spotter reported trees down on hwy 26 and SC secondary rd 20-70. |
| May 13, 6:43 PM EDT | Thunderstorm Wind 60 E | Countywide, GA | EOC reported trees down across the county. |
| May 13, 6:45 PM EDT | Thunderstorm Wind 50 E | Edgefield, SC | Sheriff reported trees down north of Edgefield. |
| May 13, 6:45 PM EDT | Thunderstorm Wind 50 E | Winfield, GA | Emergency Manager reported several trees down in Winfield. |
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 13, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 10.4 hours before the alert went out and 194 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
- 1967 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 474 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS52 KCAE 132221
SVRCAE
GAC073-189-245-SCC003-037-039-063-065-071-079-081-132315-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
618 PM EDT MON MAY 13 2002
THE NATIONAL WEATHER SERVICE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
RICHMOND COUNTY IN EAST CENTRAL GEORGIA
MCDUFFIE COUNTY IN EAST CENTRAL GEORGIA
COLUMBIA COUNTY IN EAST CENTRAL GEORGIA
FAIRFIELD COUNTY IN CENTRAL SOUTH CAROLINA
NEWBERRY COUNTY IN CENTRAL SOUTH CAROLINA
RICHLAND COUNTY IN CENTRAL SOUTH CAROLINA
LEXINGTON COUNTY IN CENTRAL SOUTH CAROLINA
SALUDA COUNTY IN CENTRAL SOUTH CAROLINA
MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA
EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA
AIKEN COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 715 PM EDT.
* AT 618 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS FROM NEAR NEWBERRY TO SALUDA TO
LAKE THURMOND TO THOMSON. MOVEMENT WAS EASTWARD AT 50 MPH.
* SOME LOCATIONS IN OR NEAR THE PATH OF TH ESE STORMS INCLUDE...
AIKEN.
AUGUSTA.
EDGEFIELD.
THOMSON.
JOHNSTON.
RIDGE SPRING.
BATESBURG.
HARLEM.
LEESVILLE.
IRMO.
COLUMBIA.
SEVEN OAKS.
MARTINEZ.
EXPECT WIND GUSTS OF 50 TO 70 MPH WITH THESE THUNDERSTORMS.
A SMALL INTERIOR ROOM ON THE LOWEST FLOOR USUALLY OFFERS
THE BEST PROTECTION FROM SEVERE THUNDERSTORMS.
LAT...LON 3438 8132 3341 8288 3339 8196 3432 8073
RC/JLThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 5:45 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield, Newberry, Saluda | 45 min |
| May 13, 5:52 PM EDT | Severe Thunderstorm Warning | CAE | McCormick | 38 min |
| May 13, 6:31 PM EDT | Severe Thunderstorm Warning | CAE | Lancaster | 44 min |
| May 13, 6:49 PM EDT | Severe Thunderstorm Warning | CAE | Kershaw | 41 min |
| May 13, 7:26 PM EDT | Severe Thunderstorm Warning | CAE | Lee | 34 min |
| May 13, 7:19 PM EDT | Severe Thunderstorm Warning | CAE | Columbia, Richmond | 26 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2002Severe Thunderstorm Warnings in Georgia, 2002Every severe thunderstorm warning in 2002
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.