Alert archive / South Carolina / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 32, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Apr 8, 2000, 3:09 PM EDT for Sumter County, South Carolina. It was in force for 51 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
- Apr 8, 2000, 3:09 PM EDT (19:09 UTC)
- Expired
- Apr 8, 2000, 4:00 PM EDT
- In force
- 51 min
- Issued by
- NWS Columbia, SC
- Area
- Whole counties
County Sumter County, SC
The radar
The Columbia radar (KCAE), 68 km from the middle of the area, began a volume at 19:12 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 |
|---|---|---|---|
| Apr 8, 3:30 PM EDT | Thunderstorm Wind 60 E | Sumter, SC | Sheriff reported widespread trees and powerlines down. SKYWARN spotter reported tower blown down. |
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, 7.2 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
- 394 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KCAE 081911 SVRCAE SCC085-082000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA SC 309 PM EDT SAT APR 8 2000 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SUMTER COUNTY. * UNTIL 400 PM EDT. * AT 307 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM MOVING INTO WESTERN SUMTER COUNTY. THIS STORM IS MOVING EAST AT 50 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... MILLWOOD...SUMTER AT 320 PM EDT. MULBERRY AT 325 PM EDT. EAST SUMTER...SOUTH SUMTER AT 330 PM EDT. THIS IS A DANGEROUS STORM WITH DAMAGING WINDS. STAY INDOORS AWAY FROM WINDOEWS. REPORT ANY HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY SHERIFF OR TO THE NATIONAL WEATHER SERVICE. MWC
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.
NWS Columbia, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 8, 3:00 PM EDT, 9 minutes earlier.
Area forecast discussion, Apr 8, 3:00 PM EDT, 9 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE COLUMBIA SC 300 PM SAT APR 8 2000 FRONT CONTS TO MOVE ENE AT AROUND 30 KT ACROSS THE CWA ATTM. NARROW LINE OF SHRA AND A RUMBLE OR TWO OF THUNDER WILL CONT TO MOVE INTO MORE UNSTABLE ATMS E OF THE CWA. PK WIND OF 49 MPH HERE AT THE AIRPORT WITH ABOUT 15 MINS OF HEAVY RAIN IS ALL WE GOT HERE. ALMOST .25 IN OF RAIN WITH THE STORM. WILL GO WITH CLEARING CONDS AND COOLING TEMPS AS AGS HAS DROPPED INTO THE UPPER 50S ALREADY BEHIND FRONT. STRONGEST CAA WILL OCCUR OVERNIGHT. TEMPS WILL STAY UP OVERNIGHT AS WINDS WILL BE IN THE 15 TO 25 KT RANGE FOR MOST OF THE NIGHT. WAA WILL BEGIN LATE SUN AND INTO SUN NIGHT, SO FREEZING TEMPS ARE NOT IN THE PICTURE. MON HAS A REBOUND OF TEMPS AS FLOW BECOMES ZNL AS RETURN SFC FLOW FROM THE S WILL INC. EXTENDED... MRF A LITTLE SLOWER WITH FRONT MOVING IN HERE ON LATE WED PM. CANADIAN PUSHES IT OFF THE CST AS THE MRF, UKMET AND NOGAPS TRY TO STALL THE FRONT OVER HEAD ON THURS. ECMWF STALLS THE FRONT SOUTH OF US, WHICH CLIMO WOULD CONCUR WITH. WILL KEEP THE CHANCE OF SHRA IN HERE ON THURS. PRELIM CCF... CAE UU 39/64/42/75/49 00000 AGS UU 36/67/38/77/47 00000 .CAE...WIND ADVISORY FOR AREA LAKES TONIGHT. BARLOW
In the hours before
Special weather statement, Apr 8, 11:20 AM EDT, 3 hours 49 minutes before
SCZ015-016-018-020-021-022-025-026-027-028-029-030-031-035-036- 037-038-041-GAZ040-063-064-065-077-082215- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 1120 AM EDT SAT APR 8 2000 THE SEVERE WEATHER OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN SOUTH CAROLINA: AIKEN BAMBERG BARNWELL CALHOUN CHESTERFIELD CLARENDON EDGEFIELD FAIRFIELD KERSHAW LANCASTER LEE LEXINGTON MCCORMICK NEWBERRY ORANGEBURG RICHLAND SALUDA SUMTER THE SEVERE WEATHER OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN GEORGIA: BURKE COLUMBIA LINCOLN MCDUFFIE RICHMOND ...A FEW THUNDERSTORMS THIS AFTERNOON... A COLD FRONT CROSSING THE AREA THIS AFTERNOON WILL TRIGGER SHOWERS AND A FEW THUNDERSTORMS. THE GREATEST THREAT FROM THE STORMS WILL BE WIND GUSTS TO 45 MPH AND HAIL BETWEEN NOON AND 5 PM. THE FRONT WILL BE MOVE OF THE AREA BY 5 PM...THEREFORE ENDING THE THREAT OF STORMS. CURRENT DATA DOES NOT FAVOR SEVERE THUNDERSTORM DEVELOPMENT. THEREFORE...EMERGENCY MANAGEMENT AND SPOTTER ACTIVATION SHOULD NOT BE REQUIRED. PLEASE SEE THE SHORT TERM FORECAST FROM NATIONAL WEATHER SERVICE IN COLUMBIA FOR THE LATEST SHORT TERM FORECAST INFORMATION. THE NWWS ID IS CAENOWCAE AND THE WMO HEADER IS FPUS72 KCAE. LM
The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:52 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Orangeburg | 38 min |
| Apr 8, 2:52 PM EDT | Severe Thunderstorm Warning | CAE | Richland | 38 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2000Every severe thunderstorm warning in 2000
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.