Alert archive / South Carolina / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 80, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Jul 15, 1997, 6:01 PM EDT for Richland County, South Carolina. It was in force for 44 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 15, 1997, 6:01 PM EDT (22:01 UTC)
- Expired
- Jul 15, 1997, 6:45 PM EDT
- In force
- 44 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
County Richland County, SC
The radar
The Columbia radar (KCAE), 21 km from the middle of the area, began a volume at 22:01 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 |
|---|---|---|---|
| Jul 15, 6:12 PM EDT | Thunderstorm Wind 50 | Columbia, SC | SCE&G reports trees down on powerlines causing numerous power outages. |
| Jul 15, 6:15 PM EDT | Hail 1 | Columbia, SC | Sheriff reports quarter size hail and strong wind gusts. |
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, 10.0 hours before the alert went out and 150 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
- 558 J/kg
- Mixed-layer CIN
- -105 J/kg
- Mixed-layer LCL
- 1046 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 104 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCAE 152202 RRA SVRCAE SCC079-152245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 601 PM EDT TUE JUL 15 1997 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CAROLINA ...RICHLAND COUNTY AT 600 PM DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM 5 MILES NORTHEAST OF COLUMBIA. THE STORM WAS DMOVING EAST AROUND 10 MPH AND WILL MOVE JUST NORTH OF FORT JACKSON ALONG INTERSTATE 20.
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, Jul 15, 2:50 PM EDT, 3 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
250 PM EDT TUE JUL 15 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
825 PM BLYTHEWOOD SC 1.00 INCH HAIL
07/14/97 RICHLAND PUBIC REPORTED QUARTER
SIZED HAIL 2 MILES NORTH
OF TOWN OF BLYTHEWOOD ON
HIGHWAY 21
TTHThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 8:17 PM EDT | Severe Thunderstorm Warning | CAE | Richland | 43 min |
| Jul 15, 1:58 AM EDT | Severe Thunderstorm Warning | CAE | Richland | 47 min |
| Jul 15, 7:04 PM EDT | Severe Thunderstorm Warning | CAE | Sumter | 41 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 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.