Alert archive / South Carolina / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 26, NWS Charleston, SC

May 26, 2000Colleton County, South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at May 26, 2000, 6:36 PM EDT for Colleton County, South Carolina. It was in force for 24 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
May 26, 2000, 6:36 PM EDT (22:36 UTC)
Expired
May 26, 2000, 7:00 PM EDT
In force
24 min
Issued by
NWS Charleston, SC
Area
Whole counties

County Colleton County, SC

What was reported inside it

TimeReportWhereRemark
May 26, 6:45 PM EDTThunderstorm Wind 50 ECottageville, SCTrees 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, 10.6 hours before the alert went out and 61 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.

Skew-T log-pSkew-T log-p diagram, Charleston AFB, SC at 12:00Z on 2000-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 231 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 2000-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
231 J/kg
Mixed-layer CIN
-190 J/kg
Mixed-layer LCL
977 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
71 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

983 
WUUS52 KCHS 262237
SVRCHS
SCC029-262300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
ISSUED BY COLUMBIA SC
636 PM EDT FRI MAY 26 2000

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN COLLETON COUNTY IN SOUTHERN SOUTH CAROLINA

* UNTIL 700 PM EDT.

* AT 628 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES WEST OF WALTERBORO...MOVING NORTHEAST
  AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WALTERBORO AT 700 PM EDT

THIS IS A DANGEROUS STORM WITH DAMAGING WINDS. STAY INDOORS AWAY FROM
WINDOWS.

THIS IS A DANGEROUS STORM WITH LARGE HAIL. STAY INDOORS AWAY FROM
WINDOWS.

REPORT ANY HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY SHERIFF
OR TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN CHARLESTON.

CDL/BC

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 Charleston, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at May 26, 3:00 PM EDT, 3 hours 36 minutes earlier.

Area forecast discussion, May 26, 3:00 PM EDT, 3 hours 36 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHARLESTON SC
300 PM EDT FRI MAY 26 2000

FRONTAL BNDRY TO SLOWLY LIFT NE TONIGHT AND SAT AS IT WEAKENS. MCON
AND UNSTABLE AIR EITHER ALREADY IN PLACE OR EXPECTED TO SPREAD NE
ACROSS THE FCST AREA WITH FRONTAL BNDRY TO PROVIDE A FOCUS FOR
ACTIVITY. WILL PROBABLY GO WITH A 20 POP FOR SC AND A 30 POP
FOR GA FOR TONIGHT. WILL TAKE A LAST LOOK AT RADAR BEFORE ISSUANCE.
FOR SAT...MID LVL RIDGE TO CONTINUE TO BUILD ACROSS THE AREA. WITH
LITTLE IN THE WAY OF A FOCUSING MECHANISM EXCEPT EXITING FRONTAL
BNDRY AND POSSIBLE SEA BREEZE OR WEAK LEE TROF...EXPECT WIDELY
SCATTERED ACTIVITY AT BEST. WILL CONTINUE 20 POP FROM PREVIOUS FCST
FOR SC PORTION AND LEAVE GA DRY. LOW LVL MOISTURE TO DECREASE SAT
NIGHT WITH DYNAMICS AT A MINIMUM. WILL KEEP SAT NIGHT DRY. NOT MUCH
IN THE WAY OF MID LVL DYNAMICS TO MOVE THROUGH THE AREA UNTIL LATE
SUN AND AGAIN ON SUN NIGHT WITH THE FRONTAL BNDRY. WEAK UPPER JET
DYNAMICS ALSO EXPECTED FOR SUN AS WELL. WILL GO WITH 30 OR 40 POP
FOR SUN.

FOR TEMPS...WILL LEAN TOWARDS A BLEND OF MODEL GUID WHERE
DIFFERENCES EXIST. LITTLE CHANGE IN TEMPS EXPECTED UNTIL FRONTAL
PASSAGE SUN NIGHT.

CWF...WINDS CURRENTLY NE OVER SC WATERS AND SRLY OVER GA WATERS AS
FRONT LINGERS IN THE VCNTY OF SAV RIVER. WILL INITIALIZE BASED ON
LATEST OBS AND SHIFT WINDS TO SE. PLAN TO CONTINUE PREVIOUS IDEA OF
SHIFTING WINDS TO SW AND SLOWLY INCREASING THEM. BIG QUES WILL BE
IF SMALL CRAFT CONDITIONS WILL MATERIALIZE. PLAN TO INCREASE
CONDITIONS TO JUST UNDER ADVISORY LVLS WITH 20 KT AND 5 FT FOR SC
AND 15 TO 20 KT AND UP TO 5 FT FOR GA WATERS WITH MENTION OF
POSSIBLE SMALL CRAFT FOR SUN NIGHT IN THE EXTENDED.

PRELIM NUMBERS
CHS BB 070/092 072/092 067 1832132
SAV BB 071/094 071/093 064 1831022
CHL BB 075/084 076/087 071 1832132
NBC BB 073/093 074/093 068 1832132

.CHS...
SC...NONE.
GA...NONE.

SLF

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 25, 10:20 PM EDTSevere Thunderstorm WarningCHSDorchester25 min
May 25, 11:19 PM EDTSevere Thunderstorm WarningCHSBerkeley, Charleston41 min
May 26, 7:06 PM EDTSevere Thunderstorm WarningCHSDorchester39 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.