Alert archive / South Carolina / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 128, NWS Charleston, SC

June 2, 2008Hampton County, Jasper County, South Carolina; Effingham County, Screven County, Georgia

NWS Charleston, SC issued this severe thunderstorm warning at Jun 2, 2008, 6:37 PM EDT for Hampton County, Jasper County, South Carolina; Effingham County, Screven County, Georgia. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 2, 2008, 6:37 PM EDT (22:37 UTC)
Expired
Jun 2, 2008, 7:19 PM EDT
In force
42 min
Issued by
NWS Charleston, SC
Area
Storm-based polygon

Counties Effingham County, GA, Screven County, GA, Hampton County, SC, Jasper County, SC

The radar

The Charleston,SC radar (KCLX), 24 km from the middle of the area, began a volume at 22:39 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.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 10.6 hours before the alert went out and 125 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 2008-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 618 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 2008-06-02The 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
618 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
976 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

Open this sounding in Storm Lab

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 Jun 2, 3:10 PM EDT, 3 hours 27 minutes earlier.

Area forecast discussion, Jun 2, 3:10 PM EDT, 3 hours 27 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHARLESTON SC
310 PM EDT MON JUN 2 2008

.SYNOPSIS...
HIGH PRESSURE WILL BUILD INTO THE AREA TONIGHT AND REMAIN IN PLACE
ACROSS THE SOUTHEAST UNITED STATES THROUGH THE WEEK.

&&

.NEAR TERM /THROUGH TONIGHT/...
SKIES CLEARED OUT MUCH QUICKER THAN EXPECTED THIS AFTERNOON AND
TEMPERATURES HAVE RESPONDED AS A RESULT. SEVERAL AREAS MAY
ACTUALLY TOP OUT IN THE UPPER 80S TO AROUND 90 BEFORE SUNSET. THE
ATMOSPHERE IS BECOMING INCREASINGLY MORE UNSTABLE BY THE HOUR WITH
RECENT INSTABILITY PLOTS SHOWING SBCAPES NEAR 2500 J/KG...LIFTED
INDICES NEAR -7 AND LOW-LEVEL LAPSE RATES APPROACHING 8 C/KM. THE
CLUSTER OF SEVERE THUNDERSTORMS WHICH DEVELOPED NORTHWEST OF VIDALIA
APPEARED TO HAVE FORMED ALONG A DIFFERENTIAL HEATING BOUNDARY
INDUCED BY THIS MORNING/S CLOUD COVER AND VISIBLE SATELLITE IMAGES
SUGGEST NUMBER OF THESE BOUNDARIES ARE LURKING AROUND SOUTHEAST
GEORGIA.

DIFFERENTIAL HEATING AND RESIDUAL CONVECTIVE OUTFLOW BOUNDARIES
ALONG WITH THE SEA BREEZE NOW EVIDENT ON THE NORTH GEORGIA COAST
COULD SERVE AS FOCI FOR CONVECTIVE DEVELOPMENT OVER THE NEXT
SEVERAL HOURS. SOME OF THIS ACTIVITY COULD BECOME STRONG TO SEVERE
AS NOTED BY RECENT REPORTS FROM WFOS JACKSONVILLE AND ATLANTA.
PLAN TO INCLUDE SEVERE WORDING IN THE GRIDS AND TEXT PRODUCTS
SOUTH OF INTERSTATE 16 AS THIS AREA APPEARS TO BE THE MOST PRIMED
FOR SEVERE THUNDERSTORMS. FARTHER NORTH ACROSS SOUTHEAST SOUTH
CAROLINA CONVECTIVE PARAMETERS DO NOT LOOK QUITE AS FAVORABLE FOR
STRONG CONVECTION...ALTHOUGH SCATTERED THUNDERSTORMS ARE CERTAINLY
A POSSIBILITY.

WILL MAINTAIN CHANCE POPS FOR ALL AREAS TONIGHT WITH THE HIGHEST
POPS CENTERED ALONG AND SOUTH OF A REIDSVILLE-SAVANNAH LINE. LOWS
TONIGHT WILL RANGE FROM THE UPPER 60S INLAND TO THE LOWER 70S
ALONG THE COAST.

&&

.SHORT TERM /TUESDAY/...
THE UPPER RIDGE CENTERED ACROSS TEXAS WILL BEGIN TO BUILD EAST
INTO THE SOUTHEAST UNITED STATES TUESDAY AS MEAN TROUGHING THAT IS
IN PLACE ACROSS THE MIDDLE ATLANTIC KICKS OUT TO THE NORTHEAST. A
BROAD ONSHORE FLOW WILL TEND TO LIMIT CONVERGENCE ALONG THE
AFTERNOON SEA BREEZE BUT ENOUGH MAY EXIST TO SUPPORT A FEW SHOWERS
AND THUNDERSTORMS AWAY FROM THE COAST BY MID AFTERNOON AS INSTABILITY
INCREASES. FORECAST SOUNDINGS DO DEPICT A WEAK CAPPING INVERSION
SETTING UP AROUND 850 MB AS TEMPERATURES WARM ALOFT IN RESPONSE TO
INCREASING HEIGHT ALOFT SO WE DO NOT ANTICIPATE ANYTHING MORE THAN
ISOLATED COVERAGE AT THIS TIME. HIGHS WILL RANGE FROM THE LOWER
90S WELL INLAND TO THE MID 80S AT THE COAST.

&&

.LONG TERM /TUESDAY NIGHT THROUGH SUNDAY/...
MEDIUM RANGE GUIDANCE IS IN EXCELLENT AGREEMENT THROUGHOUT THE
EXTENDED PERIOD THIS AFTERNOON WITH REGARDS TO SURFACE AND UPPER
LEVEL PATTERN.

LARGE ATLANTIC RIDGE WILL BUILD WESTWARD AND INTO THE SOUTHEAST
UNITED STATES TUESDAY NIGHT AND WEDNESDAY...AND WILL REMAIN THE
DOMINANT WEATHER FEATURE THROUGH THE WEEKEND INTO EARLY NEXT WEEK.
WITH BOTH SURFACE AND UPPER LEVEL RIDGING IN PLACE ACROSS THE
FORECAST AREA...DON/T ANTICIPATE ENOUGH SHOWER AND THUNDERSTORM
COVERAGE TO WARRANT MENTIONING IN THE FORECAST TUESDAY NIGHT THROUGH
SATURDAY NIGHT. AS UPPER LEVEL RIDGING BEGINS TO SLOWLY BREAK DOWN
SUNDAY AND MONDAY...WILL MENTION SLIGHT CHANCE POPS FOR
AFTERNOON/EVENING SHOWERS AND THUNDERSTORMS.

TEMPERATURES ARE EXPECTED TO RUN NEAR TO SLIGHTLY ABOVE CLIMATOLOGY
THROUGH THE PERIOD.

&&

.AVIATION /18Z MONDAY THROUGH SATURDAY/...
A BACKDOOR COLD FRONT WILL CONTINUE TO DROP ACROSS THE AREA THIS
AFTERNOON RESULTING IN ISOLATED SHOWERS/THUNDERSTORMS DEVELOPING
ESPECIALLY NEAR THE KSAV TERMINAL. HAVE MENTION OF VICINITY
SHOWERS AT KSAV BETWEEN 19Z-22Z. MVFR CEILINGS AND VISIBILITIES
MAY OCCUR IN/NEAR THUNDERSTORMS. ALSO...EXPECT MVFR VISIBILITIES
OVERNIGHT AT BOTH SITES AS PATCHY FOG MAY DEVELOP...OTHERWISE VFR
CONDITIONS WILL PREVAIL.

EXTENDED AVIATION OUTLOOK...MAINLY VFR CONDITIONS EXPECTED.

&&

.MARINE...
VARIABLE WINDS OVER THE COASTAL WATERS WILL GRADUALLY BECOME MORE
SOUTHERLY TONIGHT AND CONTINUE INTO TUESDAY. SEAS 1-3 FT CAN BE
EXPECTED.

ATLANTIC HIGH PRESSURE WILL BUILD WESTWARD INTO THE REGION TUESDAY
NIGHT AND WEDNESDAY...AND WILL REMAIN THE DOMINANT WEATHER FEATURE
THROUGH THE WEEKEND. FAIRLY BENIGN CONDITIONS ARE EXPECTED OVER THE
WATERS WILL WINDS AND SEAS REMAINING BELOW SMALL CRAFT THRESHOLDS
TUESDAY NIGHT THROUGH SATURDAY.

&&

.CHS WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
SC...NONE.
MARINE...NONE.

&&

ST/JRJ
Hazardous weather outlook, Jun 2, 4:00 AM EDT, 14 hours 37 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHARLESTON SC
400 AM EDT MON JUN 2 2008

AMZ330-350-352-354-374-GAZ087-088-099>101-114>119-137>141-SCZ040-
042>045-047>051-031000-
CHARLESTON HARBOR-
WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20 NM-
WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM...INCLUDING
GRAYS REEF NATIONAL MARINE SANCTUARY-
WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA EXTENDING FROM 20 TO
60 NM-JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS-
INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG-
INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH-
ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-BERKELEY-INLAND JASPER-
BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-
400 AM EDT MON JUN 2 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL
WATERS...SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

STRONG/SEVERE THUNDERSTORMS...A COLD FRONT WILL DROP SOUTH INTO
THE AREA TODAY...WHILE AN UPPER LEVEL DISTURBANCE CROSSES FROM THE
WEST. AS A RESULT...SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED
THROUGH THIS AFTERNOON...AND A FEW OF THE THUNDERSTORMS COULD
BECOME STRONG OR EVEN SEVERE. ANY THUNDERSTORM THAT BECOMES SEVERE
WILL BE CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE HAIL. IN
ADDITION...MOST THUNDERSTORMS WILL PRODUCE FREQUENT CLOUD-TO-
GROUND LIGHTNING STRIKES.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

In the hours before

Special weather statement, Jun 2, 5:02 PM EDT, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
502 PM EDT MON JUN 2 2008

GAZ137-138-140-141-022130-
COASTAL MCINTOSH-INLAND LIBERTY-INLAND MCINTOSH-LONG-
502 PM EDT MON JUN 2 2008

...STRONG THUNDERSTORMS WILL IMPACT LONG COUNTY...MCINTOSH COUNTY AND
LIBERTY COUNTY THROUGH 530 PM EDT...

AT 457 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...AND GUSTY WINDS
OF 30 TO 40 MPH.  THIS STORM WAS LOCATED NEAR JONES...OR ABOUT 16
MILES EAST OF LUDOWICI...MOVING EAST AT 13 MPH.

AREAS IN AND AROUND COX...EULONIA...JONES...PINE HARBOR...SHELLMAN
BLUFF...SOUTH NEWPORT AND TOWNSEND WILL BE IMPACTED THROUGH 530 PM
EDT.

FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF
OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS. IF INDOORS...STAY
AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES UNLESS IT IS AN
EMERGENCY.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
BE READY TO TAKE IMMEDIATE ACTION IN CASE A SEVERE THUNDERSTORM
WARNING IS ISSUED FOR YOUR LOCATION.

PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE
AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED
TREES...LIMBS AND POWER LINES.
Special weather statement, Jun 2, 5:09 PM EDT, 1 hour 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
509 PM EDT MON JUN 2 2008

SCZ047-048-051-022145-
BEAUFORT-COASTAL JASPER-INLAND JASPER-
509 PM EDT MON JUN 2 2008

...STRONG THUNDERSTORMS WILL IMPACT BEAUFORT COUNTY AND JASPER COUNTY
THROUGH 545 PM EDT...

AT 506 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING 1/2 INCH HAIL...AND GUSTY
WINDS OF 35 TO 45 MPH.  THIS STORM WAS LOCATED NEAR BASHAN...OR ABOUT
7 MILES NORTHEAST OF RIDGELAND...MOVING EAST AT 12 MPH.

AREAS IN AND AROUND COOSAWHATCHIE WILL BE IMPACTED THROUGH 545 PM
EDT.

FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF
OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS. IF INDOORS...STAY
AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES UNLESS IT IS AN
EMERGENCY.

PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE
AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED
TREES...LIMBS AND POWER LINES.
Special weather statement, Jun 2, 5:21 PM EDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
521 PM EDT MON JUN 2 2008

GAZ099-100-022200-
BULLOCH-CANDLER-
521 PM EDT MON JUN 2 2008

...STRONG THUNDERSTORMS WILL IMPACT CANDLER COUNTY AND BULLOCH COUNTY
THROUGH 600 PM EDT...

AT 519 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...AND GUSTY WINDS
OF 30 TO 40 MPH.  THIS STORM WAS LOCATED NEAR COLLINS LAKE...OR ABOUT
11 MILES NORTH OF METTER...MOVING SOUTHEAST AT 8 MPH.

AREAS IN AND AROUND HOPEULIKIT AND PORTAL WILL BE IMPACTED THROUGH
600 PM EDT.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
BE READY TO TAKE IMMEDIATE ACTION IN CASE A SEVERE THUNDERSTORM
WARNING IS ISSUED FOR YOUR LOCATION.

PLEASE CONTACT THE NATIONAL WEATHER SERVICE IN CHARLESTON TOLL FREE
AT 1-888-383-2024 IF YOU OBSERVE SEVERE WEATHER SUCH AS HAIL...DOWNED
TREES...LIMBS AND POWER LINES.
Local storm report, Jun 2, 5:30 PM EDT, 1 hour 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
530 PM EDT MON JUN 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1234 AM     TSTM WND DMG     4 W NEVILS              32.27N 81.83W
06/02/2008                   BULLOCH            GA   UTILITY COMPANY

            A TREE WAS REPORTED DOWN ON POWER LINES 4 MILES WEST OF
            NEVILS...GEORGIA.

&&

JRJ
Local storm report, Jun 2, 5:59 PM EDT, 38 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Local storm report, Jun 2, 6:10 PM EDT, 27 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 8:39 PM EDTSevere Thunderstorm WarningCHSBerkeley, Charleston66 min
Jun 1, 8:40 PM EDTSpecial Marine WarningCHS2 hr
Jun 1, 10:16 PM EDTSevere Thunderstorm WarningCHSCharleston29 min
Jun 1, 10:39 PM EDTSpecial Marine WarningCHS96 min
Jun 2, 1:10 AM EDTSevere Thunderstorm WarningCHSJasper50 min
Jun 2, 2:02 AM EDTSpecial Marine WarningCHS118 min
Jun 2, 2:16 AM EDTSpecial Marine WarningCHS119 min
Jun 2, 3:27 AM EDTSevere Thunderstorm WarningCHSAllendale29 min
Jun 2, 4:44 PM EDTSevere Thunderstorm WarningCHSCharleston36 min
Jun 2, 5:30 PM EDTSevere Thunderstorm WarningCHSBeaufort, Jasper60 min
Jun 2, 6:14 PM EDTSevere Thunderstorm WarningCHSBeaufort61 min
Jun 2, 6:31 PM EDTSevere Thunderstorm WarningCHSBeaufort, Colleton, Hampton, Jasper36 min
Jun 2, 6:54 PM EDTSevere Thunderstorm WarningCHSBeaufort, Jasper66 min
Jun 2, 7:10 PM EDTSevere Thunderstorm WarningCHSColleton, Hampton65 min
Jun 2, 7:16 PM EDTSpecial Marine WarningCHS33 min
Jun 1, 11:56 PM EDTSevere Thunderstorm WarningCHSBulloch, Candler, Evans, Tattnall40 min
Jun 2, 5:28 PM EDTSevere Thunderstorm WarningCHSBulloch, Candler47 min
Jun 2, 5:35 PM EDTSevere Thunderstorm WarningCHSLiberty, Long, McIntosh41 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2008Severe Thunderstorm Warnings in Georgia, 2008Every severe thunderstorm warning in 2008

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; radar from the NEXRAD Level II archive.