Alert archive / South Carolina / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 38, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Apr 22, 1997, 10:09 PM EDT for Sumter County, South Carolina. It was in force for 51 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
- Apr 22, 1997, 10:09 PM EDT (02:09 UTC)
- Expired
- Apr 22, 1997, 11:00 PM EDT
- In force
- 51 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
County Sumter County, SC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 22, 10:28 PM EDT | Thunderstorm Wind 60 | Pinewood, SC | |
| Apr 22, 10:30 PM EDT | Thunderstorm Wind 50 | Sumter, SC |
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 22, 9:00 PM EDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 2.2 hours before the alert went out and 118 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
- 885 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1589 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
558 WUUS1 KCAE 230215 SVRCAE SCC085-230300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED NATIONAL WEATHER SERVICE COLUMBIA SC 1009 PM EDT TUE APR 22 1997 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CAROLINA ...SUMTER COUNTY AT 1005 PM NATIONAL WEATHER SERVICE RADAR SHOWED SEVERE THUNDERSTORMS NEAR THE SUMTER-RICHLAND AND SUMTER-CALHOUN COUNTY LINES. MOVEMENT WAS EAST-NORTHEAST AT 40 MPH. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER 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. CORRECTED TO CHANGE RICHMOND TO RICHLAND COUNTY IN SECOND PARAGRAPH.
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 22, 7:55 PM EDT, 2 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
755 PM EDT TUE APR 22 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
751 PM 2 WEST THOMSON GA .75 INCH HAIL
04/22/97 MCDUFFIE PUBLIC REPORT
TTHLocal storm report, Apr 22, 8:27 PM EDT, 1 hour 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
827 PM EDT TUE APR 22 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
822 PM LEESVILLE SC .75 INCH HAIL
04/22/97 LEXINGTON COUNTY SHERRIF REPORT
TTHLocal storm report, Apr 22, 8:48 PM EDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
848 PM EDT TUE APR 22 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
822 PM SANDY RUN SC .75 INCH HAIL
04/22/97 CALHOUN LEXINGTON CO SHERIFF
820 PM MARTINEZ GA .50 INCH HAIL
04/22/97 COLUMBIA SAV RVR FACILITY EMPLOYEE
810 PM HARLEM GA 1.00 INCH HAIL
04/22/97 COLUMBIA GEMA
757 PM RIDGE SPRINGS SC 1.00 INCH HAIL
04/22/97 LEXINGTON LEXINGTON CO FIRE DEPT
812 PM LINCOLNTON GA WIND DAMAGE
04/22/97 LINCOLN POWER LINES DOWN - RPTD BY
GEMA
812 PM GROVETOWN GA 1.75 INCH HAIL
04/22/97 COLUMBIA PUBLIC RPT
830 PM LINCOLNTON GA WIND DAMAGE
04/22/97 LINCOLN NUMEROUS TREES DOWN AND
BUILDINGS DOWN JUST NW OF
LINCOLNTON REPORTED BY
GEMA
830 PM RED BANK SC .50 INCH HAIL
04/22/97 LEXINGTON PUBLIC REPORT
840 PM AUGUSTA GA .75 INCH HAIL
04/22/97 RICHMOND HAM OPERATOR
855 PM RED BANK SC .75 INCH HAIL
04/22/97 LEXINGTON HAM OPERATOR
TALocal storm report, Apr 22, 9:11 PM EDT, 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
911 PM EDT TUE APR 22 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
910 PM AIKEN SC 1.75 INCH HAIL
04/22/97 AIKEN AIKEN CO SHERIFF
858 PM WARRENVILLE SC .75 INCH HAIL
04/22/97 AIKEN HAM OPERATOR
TALocal storm report, Apr 22, 9:44 PM EDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
944 PM EDT TUE APR 22 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
915 PM 10 NW SUMTER SC 1.00 INCH HAIL
04/22/97 SUMTER CHERRYVALE REPORTED BY
SUMTER CO SHERIFF
905 PM HEPHZIBAH GA WIND DAMAGE
04/22/97 RICHMOND TREES DOWN REPORTED BY HAM
OPERATOR
905 PM RIDGEWAY SC .75 INCH HAIL
04/22/97 FAIRFIELD WEATHER SPOTTER
935 PM WEST COLUMBIA SC WIND DAMAGE
04/22/97 LEXINGTON WIND BLEW ANTENNA DOWN
REPORTED BY HAM OPERATOR
TALocal storm report, Apr 22, 9:50 PM EDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
950 PM EDT TUE APR 22 1997
TIME (EDT) .....CITY LOCATION....... ST ...EVENT/REMARKS...
.....COUNTY LOCATION.....
855 PM GRACEWOOD GA WIND DAMAGE
04/22/97 RICHMOND HIGHWAY 25 NEAR GRACEWOOD
- TREES DOWN - PUBLIC RPT
910 PM FARMINGTON GA WIND DAMAGE
04/22/97 COLUMBIA NUMEROUS POWER LINES DOWN
WESTERN COLUMBIA CO RPTD
BY PUBLIC
910 PM EVANS GA WIND DAMAGE
04/22/97 COLUMBIA TREES DOWN - REPORTED BY
PUBLIC
1003 PM ST MATTHEWS SC WIND DAMAGE
04/22/97 CALHOUN BUILDINGS DAMAGED FROM
WIND - REPORTED BY CALHOUN
CO EMERGENCY PREPARENESS
951 PM SPRINGFIELD SC 1.00 INCH HAIL
04/22/97 ORANGEBURG SC LAW ENFOREMENT DIVISION
951 PM NORTH SC WIND DAMAGE
04/22/97 ORANGEBURG TREES DOWN, POWER LINES
DOWN - REPORTED BY SC LAW
ENFORCEMENT DIVISION
TAThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 22, 8:16 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun | 24 min |
| Apr 22, 8:22 PM EDT | Severe Thunderstorm Warning | CAE | Richland | 68 min |
| Apr 22, 8:41 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield | 49 min |
| Apr 22, 8:48 PM EDT | Severe Thunderstorm Warning | CAE | Sumter | 52 min |
| Apr 22, 8:56 PM EDT | Severe Thunderstorm Warning | CAE | Aiken | 64 min |
| Apr 22, 9:16 PM EDT | Severe Thunderstorm Warning | CAE | Lexington | 44 min |
| Apr 22, 9:25 PM EDT | Severe Thunderstorm Warning | CAE | Barnwell | 35 min |
| Apr 22, 9:28 PM EDT | Severe Thunderstorm Warning | CAE | Bamberg, Orangeburg | 62 min |
| Apr 22, 9:28 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Richland | 62 min |
| Apr 22, 9:47 PM EDT | Tornado Warning | CAE | Clarendon | 28 min |
| Apr 22, 10:12 PM EDT | Severe Thunderstorm Warning | CAE | Clarendon | 63 min |
| Apr 23, 1:15 AM EDT | Severe Thunderstorm Warning | CAE | Bamberg, Orangeburg | 30 min |
| Apr 23, 1:33 AM EDT | Severe Thunderstorm Warning | CAE | Calhoun | 27 min |
| Apr 23, 1:45 AM EDT | Severe Thunderstorm Warning | CAE | Clarendon, Sumter | 45 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.