Alert archive / South Carolina / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 9, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Feb 21, 1993, 10:16 PM EST for Anderson County, South Carolina. It was in force for 59 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
- Feb 21, 1993, 10:16 PM EST (03:16 UTC)
- Expired
- Feb 21, 1993, 11:15 PM EST
- In force
- 59 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Anderson County, SC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 21, 10:55 PM EST | Tornado F1 | Belton, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 00:00Z, 3.3 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 478 m²/s²
- 0-3 km storm-relative helicity
- 577 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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
Special weather statement, Feb 21, 8:18 PM EST, 1 hour 58 minutes before
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</html>Local storm report, Feb 21, 8:44 PM EST, 1 hour 32 minutes before
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</html>Special weather statement, Feb 21, 9:03 PM EST, 1 hour 13 minutes before
SCZ001-002-004-220330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 902 PM EST SUN FEB 21 1993 ...STRONG THUNDERSTORMS CONTINUE TO APPROACH UPSTATE SOUTH CAROLINA... AT 900 PM EST STRONG THUNDERSTORMS OVER NORTHERN GEORGIA CONTINUE TO MOVE EASTWARD AT AROUND 60 MPH. THE STRONGEST STORMS WERE BETWEEN ROME AND ATLANTA GEORGIA AND SHOULD MOVE INTO THE UPSTATE AROUND MIDNIGHT. THUNDERSTORMS...SOME HEAVY...WERE MOVING FROM NORTHEAST GEORGIA INTO THE UPSTATE THIS EVENING. STORMS HAD MOVED INTO WESTERN OCONEE AND NORTHERN PICKENS COUNTIES. NO SEVERE WEATHER HAS BEEN REPORTED OVER THE UPSTATE THIS EVENING. PEOPLE IN UPSTATE SOUTH CAROLINA SHOULD REMAIN ALERT TO THE CURRENT WEATHER CONDITIONS FOR THE NEXT FEW HOURS. LARGE HAIL...DAMAGING WINDS AND A POSSIBLE TORNADO HAVE BEEN REPORTED FROM SOME OF THESE STORMS IN NORTH GEORGIA DURING THE EVENING. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR TV FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ROBBINS/GSP
Special weather statement, Feb 21, 9:06 PM EST, 1 hour 10 minutes before
NCZ009-010-011-012-007-013-220300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 903 PM EST SUN FEB 21 1993 ...A TORNADO WATCH REMAINS IN EFFECT FOR CHEROKEE...SWAIN...CLAY... GRAHAM...AND MACON COUNTIES UNTIL MIDNIGHT... ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR MACON COUNTY UNTIL 915 PM EST... AT 900 PM EST WEATHER RADAR INDICATED A VERY STRONG THUNDERSTORM ALONG THE MACON COUNTY AND GEORGIA STATE LINE WEST OF HIGHLANDS. OTHER THUNDERSTORMS WERE NEAR ASHEVILLE AND ACROSS THE FOOTHILLS NEAR MARION AND IN SOUTHEAST BURKE COUNTY. THESE THUNDERSTORMS WERE MOVING EAST AT 60 MILES AN HOUR. AS THE THUNDERSTORMS MOVED THROUGH WESTERN NORTH CAROLINA THERE WERE SEVERAL REPORTS OF WIND DAMAGE...ONE IN MACON COUNTY IN THE NANTAHALA AREA AND THE OTHER IN GRAHAM COUNTY NEAR TAPOCO. NUMEROUS AREAS REPORTED SMALL HAIL. LIGHTNING STRUCK A HOUSE IN THE MARION AREA OF MCDOWELL COUNTY STARTING A FIRE. FIRE DEPARTMENTS WERE ENROUTE AT 900 PM. PEOPLE IN WESTERN NORTH CAROLINA SHOULD REMAIN ALERT...BE READY TO GO TO A SAFE SHELTER IF THREATENING WEATHER APPROACHES. STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO...OR LOCAL TELEVISION FOR LATER STATEM"ENTS AND POSSIBLE WARNINGS. R. JONES
Special weather statement, Feb 21, 9:14 PM EST, 1 hour 2 minutes before
NCZ009-010-011-012-007-013-220315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ASHEVILLE NC 912 PM EST SUN FEB 21 1993 ...THE TORNADO WATCH FOR CHEROKEE...SWAIN...CLAY...GRAHAM...AND MACON COUNTIES HAS BEEN CANCELLED... AT 910 PM EST...THUNDERSTORMS ACROSS WESTERN NORTH CAROLINA HAD WEAKENED AND NO LONGER POSED A RISK OF PRODUCING TORNADOES. THUNDERSTORMS IN THE FOOTHILLS OF MCDOWELL AND BURKE COUNTIES CONTINUED TO MOVE EAST AT NEARLY2 60 MILES AN HOUR. THIS WILL BE THE LAST STATEMENT ON THIS THUNDERSTORM ACTIVITY. R. JONES
Special weather statement, Feb 21, 9:16 PM EST, 1 hour before
NCZ007-007-220215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHARLOTTE NC 905 PM EST SUN FEB 21 1993 ...DO NOT BROADCAST THIS STATEMENT BEYOND 1000 PM... AT 900 THIS EVENING A THUNDERSTORM WITH HEAVY RAINS WAS OVER THE NORTHERN PIEDMONT...BETWEEN NEWTON AND HICKORY OF CATAWBA COUNTY. THIS THUNDERSTORM WAS MOVING TOWARDS THE NORTHEAST AT NEAR 50 MPH. HEAVY RAINS...GUSTING WINDS AND POSSIBLY SMALL HAIL WILL BE ASSOCIATED WITH THIS THUNDERSTORM. EARLIER THIS EVENING THERE WAS HAIL AS LARGE AS DIME SIZE AND SOME WIND DAMAGES WITH THUNDERSTORMS IN THE SOUTHERN MOUNTAINS. ADDITIONAL WEATHER DAMAGES CAN STILL OCCUR WITH THUNDERSTORMS THIS EVENING. PEOPLE IN THE NORTHERN FOOTHILLS AND NORTHERN SECTION OF THE SOUTHERN PIEDMONT SHOULD BE ALERT TO THE APPROACH OF THUNDERSTORMS. IF THUNDER IS HEARD...GO TO A PLACE OF SHELTER IMMEDIATELY. PLEASE RELAY ANY REPORT OF WEATHER RELATED DAMAGES TO THE NEAREST LAW ENFORCEMENT AGENCBY AND ASK THEM TO DIRECT THAT REPORT TO THE NATIONAL WEATHER SERVICE. THIS WILL BE THE LAST STATEMENT ISSUED UNLESS WEATHER DAMAGES ARE REPORTED. RNM
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 7:02 PM EST | Severe Thunderstorm Warning | GSP | Jackson, Macon | 58 min |
| Feb 21, 7:53 PM EST | Severe Thunderstorm Warning | GSP | Clay | 67 min |
| Feb 21, 8:07 PM EST | Severe Thunderstorm Warning | GSP | Macon | 68 min |
| Feb 21, 9:48 PM EST | Severe Thunderstorm Warning | GSP | Oconee | 42 min |
| Feb 21, 10:43 PM EST | Severe Thunderstorm Warning | GSP | Greenville | 47 min |
| Feb 21, 11:08 PM EST | Tornado Warning | GSP | Laurens | 37 min |
| Feb 21, 11:42 PM EST | Severe Thunderstorm Warning | GSP | Greenwood | 48 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 1993Every severe thunderstorm warning in 1993
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.