Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 132, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Jun 16, 1998, 4:12 PM EDT for Clarendon County, South Carolina. It was in force for 63 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
- Jun 16, 1998, 4:12 PM EDT (20:12 UTC)
- Expired
- Jun 16, 1998, 5:15 PM EDT
- In force
- 63 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
County Clarendon County, SC
The radar
The Columbia radar (KCAE), 89 km from the middle of the area, began a volume at 20:11 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 16, 4:30 PM EDT | Hail 0.75 | Summerton, SC | Sheriff reported 3/4 inch hail. |
| Jun 16, 4:45 PM EDT | Hail 0.75 | Alcolu, SC | 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 nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 8.2 hours before the alert went out and 88 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
- 444 J/kg
- Mixed-layer CIN
- -187 J/kg
- Mixed-layer LCL
- 1495 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
533 WUUS1 KCAE 162015 RRA SVRCAE SCC027-162115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 412 PM EDT TUE JUN 16 1998 THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CLARENDON COUNTY IN SOUTH CAROLINA * UNTIL 515 PM EDT * AT 410 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM LIKELY PRODUCING LARGE HAIL...OVER LAKE MARION JUST WEST OF INTERSTATE 95...MOVING NORTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... MANNING AT 435 PM THIS IS A DANGEROUS STORM...TAKE COVER IMMEDIATELY IF YOU ARE IN ITS PATH. INTENSE SEVERE THUNDERSTORMS CAN CAUSE AS MUCH DAMAGE AS SOME TORNADOES. HG
The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 3:26 AM EDT | Severe Thunderstorm Warning | CAE | Newberry, Saluda | 49 min |
| Jun 16, 3:30 AM EDT | Severe Thunderstorm Warning | CAE | Newberry, Saluda | 45 min |
| Jun 16, 4:01 AM EDT | Severe Thunderstorm Warning | CAE | Lexington, Richland | 44 min |
| Jun 16, 4:55 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield | 35 min |
| Jun 16, 5:00 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 60 min |
| Jun 16, 5:54 PM EDT | Severe Thunderstorm Warning | CAE | Barnwell | 36 min |
| Jun 16, 5:57 PM EDT | Severe Thunderstorm Warning | CAE | Orangeburg | 63 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; radar from the NEXRAD Level II archive.