Alert archive / South Carolina / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 11, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Mar 19, 1992, 2:59 PM EST for Calhoun County, Sumter County, South Carolina. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Mar 19, 1992, 2:59 PM EST (19:59 UTC)
- Expired
- Mar 19, 1992, 4:00 PM EST
- In force
- 61 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
Counties Calhoun County, SC, Sumter County, SC
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 8.0 hours before the alert went out and 113 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
- 763 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -93 m²/s²
- 0-3 km storm-relative helicity
- -90 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 192001 RRA SVRCAE SCC017-085-192100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 259 PM EST THU MAR 19 1992 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 400 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CAROLINA ...CALHOUN COUNTY...SUMTER COUNTY A CLUSTER OF SEVERE THUNDERSTORMS WERE LOCATED IN RICHLAND AND LEXINGTON COUNTIES WILL MOVE INTO SUMTER AND CALHOUN COUNTIES DURING THE NEXT HOUR. THESE STORMS HAVE PRODUCED DAMAGING WINDS AND LARGE HAIL DURING THE PAST HOUR. 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. LOWE
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, Mar 19, 12:39 PM EST, 2 hours 20 minutes before
SCZ003-004-191845- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 1245 PM EST THU MAR 19 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR WESTERN SOUTH CAROLINA TIL 4 PM EST...INCLUDING NEWBERRY AND SALUDIA COUNTIES... AT 1230 PM EST THERE WERE NO THUNDERSTORMS IN THE PIEDMONTS OF SOUTH CAROLINA. THUNDERSTORMS WERE OCCURRING OVER THE SOUTH CAROLINA FOOTHILLS AND WILL BE MOVING INTO THE PIEDMONTS OF SOUTH CAROLINA DURING THE NEXT FEW HOURS. THE THUNDERSTORMS WERE MOVING EAST AT 45 MPH. PERSONS IN OR CLOSE TO THE WATCH AREA SHOULD REMAIN ALERT AND LISTEN TO THIS STATION FOR LATER STATEMENTS AND WARNINGS.
Special weather statement, Mar 19, 1:41 PM EST, 1 hour 18 minutes before
SCZ003-004-005-006-191930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 140 PM EST THU MAR 19 1992 ...A TORNADO WATCH IN EFFECT FOR THE FOOTHILLS...PIEDMONTS ...MIDLANDS...AND PARTS O
Special weather statement, Mar 19, 2:56 PM EST, 3 minutes before
GAZ007-SCZ006-004-192100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUGUSTA GA 255 PM EST THU MAR 19 1992 ...TORNADO WATCH REMAINS IN EFFECT FOR ALL OF EAST CENTRAL GEORGIA AND MOST OF SOUTH CAROLINA UNTIL 7PM EST THIS THURSDAY EVENING... A SEVERE THUNDERSTORM WARNING FOR WILKES COUNTY IN GEORGIA REMAINS IN EFFECT UNTIL 315 PM EST. AT 245PM AUGUSTA WEATHER RADAR SHOWED THUNDERSTORMS WITH HEAVY RAIN AND POSSIBLE SMALL HAIL EXTENDING ACROSS NORTHERN MCDUFFIE COUNTY OF GEORGIA ALONG THE SOUTHERN REACHES OF LAKE THURMOND IN SOUTHERN EDGEFIELD COUNTY OF SOUTH CAROLINA.. OTHER STORMS WITH POSSIBLE HAIL WERE LOCATED IN NORTHERN SCREVEN COUNTY OF GEORGIA AND NORTHERN BARNWELL COUNTY OwF SOUTH CAROLINA.. THESE STORMS ARE MOVING RAPIDLY EAST AT 40 MPH... SO RESIDENTS SHOULD REMAIN ALERT AND SEEK SHELTER SHOULD THREATENING CONDITIONS BE SIGHTED.
The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 1:47 PM EST | Severe Thunderstorm Warning | CAE | Newberry, Saluda | 58 min |
| Mar 19, 2:07 PM EST | Severe Thunderstorm Warning | CAE | Fairfield | 68 min |
| Mar 19, 2:14 PM EST | Severe Thunderstorm Warning | CAE | Lexington | 61 min |
| Mar 19, 2:24 PM EST | Severe Thunderstorm Warning | CAE | Richland | 66 min |
| Mar 19, 2:31 PM EST | Tornado Warning | CAE | Lexington | 59 min |
| Mar 19, 2:41 PM EST | Severe Thunderstorm Warning | CAE | Kershaw | 64 min |
| Mar 19, 2:46 PM EST | Severe Thunderstorm Warning | CAE | Saluda | 59 min |
| Mar 19, 3:16 PM EST | Severe Thunderstorm Warning | CAE | Lee | 59 min |
| Mar 19, 3:24 PM EST | Severe Thunderstorm Warning | CAE | Lexington, Richland | 66 min |
| Mar 19, 3:29 PM EST | Severe Thunderstorm Warning | CAE | Clarendon | 61 min |
| Mar 19, 3:36 PM EST | Severe Thunderstorm Warning | CAE | Darlington, Florence | 69 min |
| Mar 19, 3:36 PM EST | Severe Thunderstorm Warning | CAE | Chesterfield | 69 min |
| Mar 19, 3:48 PM EST | Severe Thunderstorm Warning | CAE | Calhoun, Orangeburg, Sumter | 57 min |
| Mar 19, 3:56 PM EST | Severe Thunderstorm Warning | CAE | Marlboro | 64 min |
| Mar 19, 4:54 PM EST | Severe Thunderstorm Warning | CAE | Bamberg, Orangeburg | 66 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 1992Every severe thunderstorm warning in 1992
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.