Alert archive / South Carolina / Special Weather Statements in 2014

Special Weather Statement, NWS Columbia, SC

June 6, 2014Newberry County, South Carolina

NWS Columbia, SC issued this special weather statement at Jun 6, 2014, 9:24 PM EDT for Newberry County, South Carolina. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 6, 2014, 9:24 PM EDT (01:24 UTC)
Expired
Jun 6, 2014, 10:00 PM EDT
In force
36 min
Issued by
NWS Columbia, SC

County Newberry County, SC

The radar

The Columbia radar (KCAE), 35 km from the middle of the area, began a volume at 01:26 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 00:00Z, 1.4 hours before the alert went out and 191 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 00:00Z on 2014-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1320 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 00:00Z on 2014-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.1939Sfc1 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
1320 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
893 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 6, 6:26 PM EDT, 2 hours 58 minutes earlier.

Area forecast discussion, Jun 6, 6:26 PM EDT, 2 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE COLUMBIA SC
626 PM EDT FRI JUN 6 2014

.SYNOPSIS...
A WEAK FRONTAL SYSTEM WILL REMAIN NEAR THE FORECAST AREA THROUGH
SUNDAY. THIS WILL RESULT IN SCATTERED SHOWERS AND THUNDERSTORMS
MAINLY IN THE AFTERNOONS AND EVENINGS.

&&

.NEAR TERM /UNTIL 6 AM SATURDAY MORNING/...
THE WEAK FRONT WILL REMAIN STALLED IN THE FORECAST AREA THROUGH
TONIGHT. DEEPER MOISTURE AND STRONGER INSTABILITY IS SOUTH OF THE
AREA. THE MODELS INDICATE LITTLE OR NO UPPER-LEVEL LIFT OVERNIGHT.
THE THUNDERSTORM CHANCE APPEARS LOW ESPECIALLY LATE TONIGHT WITH
THE LOSS OF HEATING. THE HIGH-RESOLUTION MODELS DISPLAYS LITTLE
COVERAGE. THE TEMPERATURE GUIDANCE WAS CLOSE WITH LOWS AROUND 70.

&&

.SHORT TERM /6 AM SATURDAY MORNING THROUGH SUNDAY NIGHT/...
THE DIFFUSE FRONT WILL REMAIN STALLED ACROSS THE SOUTHERN CWA
THROUGH SUNDAY. THIS FRONT WILL INTERACT WITH A MOIST AND
MODERATELY UNSTABLE AIR MASS TO CONTINUE THE CHANCE OF
THUNDERSTORMS...ESPECIALLY ACROSS THE SOUTH MIDLANDS/CSRA. MODELS
ALSO INDICATE A SERIES OF SHORTWAVE IMPULSES CROSSING THE REGION
WITHIN A QUASI-ZONAL FLOW ALOFT. WILL ALSO HAVE TO FACTOR IN
REMNANTS OF UPSTREAM MCS ACTIVITY. KEPT POPS IN THE 30 TO 50
PERCENT RANGE BOTH DAYS.

HIGH TEMPERATURES WILL BE IN THE UPPER 80S TO LOW 90S WITH
LOWS IN THE UPPER 60S TO LOWER 70S.

&&

.LONG TERM /MONDAY THROUGH FRIDAY/...
A MID AND UPPER LEVEL RIDGE OVER THE EAST COAST STATES WILL SLIDE
OFFSHORE WEDNESDAY NIGHT INTO THURSDAY AS AN UPPER TROUGH OVER
THE PLAINS MONDAY ADVANCES EASTWARD TO THE APPALACHIANS. THERE IS
MUCH UNCERTAINTY AS TO THE TIMING AND STRENGTH OF THE UPPER
TROUGH. HOWEVER...THE POTENTIAL FOR MAINLY DIURNAL STORMS WILL
REMAIN THROUGH FRIDAY...GIVEN A MOIST AND UNSTABLE ATMOSPHERE.

TEMPERATURES THROUGH THE LONG TERM WILL BE NEAR TO SLIGHTLY ABOVE
NORMAL WITH HIGHS IN THE LOW 90S AND LOWS MAINLY IN THE UPPER 60S
TO LOWER 70S.

&&

.AVIATION /22Z FRIDAY THROUGH WEDNESDAY/...
VFR CONDITIONS TO DOMINATE THE PERIOD WITH BRIEF MVFR/IFR POSSIBLE
IN SHOWERS AND THUNDERSTORMS.

NEARLY QUASI-STATIONARY FRONT CURRENTLY DRAPED ACROSS THE SC
MIDLANDS. MAINLY DRY OVER THE AREA EARLY THIS AFTERNOON BUT WATCHING
A COUPLE OF CLUSTERS OF THUNDERSTORMS IN THE TN VALLEY MOVING SE.
LATEST HRRR DOES NOT SEEM TO SHOW MUCH FROM THESE STORMS...BUT
INDICATES MORE CONVECTIVE ACTIVITY DEVELOPING OVER THE AREA BY EARLY
THIS EVENING. LOW CONFIDENCE WITH TIMING OF CONVECTION AT THIS TIME
SO WILL NOT MENTION IN THE TAFS. SHOWERS HAVE MOVED EAST OF THE TAF
SITES LATE THIS MORNING. CONVECTION MAY LINGER THROUGHOUT THE
EVENING AS THE FRONTAL BOUNDARY STALLS ACROSS THE AREA. WINDS WILL
GENERALLY BE VARIABLE DUE TO THE MEANDERING OF THE FRONT...BUT MAY
GO LIGHT NORTHEAST AT LOCATIONS NORTH OF THE FRONT. LAMP GUIDANCE
INDICATING MVFR FOG POSSIBLE AT AGS AND OGB EARLY SATURDAY MORNING.

EXTENDED AVIATION OUTLOOK...CHANCE OF MAINLY DIURNAL THUNDERSTORMS
SATURDAY THROUGH TUESDAY WHICH MAY PRODUCE BRIEF MVFR/IFR
CONDITIONS.

&&

.CAE WATCHES/WARNINGS/ADVISORIES...
SC...NONE.
GA...NONE.
&&
Hazardous weather outlook, Jun 6, 4:40 AM EDT, 16 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
440 AM EDT FRI JUN 6 2014

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-070845-
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
440 AM EDT FRI JUN 6 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL GEORGIA AND
CENTRAL SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

SCATTERED THUNDERSTORMS. THE MAIN THREAT FROM THE STORMS WILL BE HEAVY
RAINFALL. LOCALIZED FLOODING IS POSSIBLE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jun 6, 7:21 PM EDT, 2 hours 3 minutes before
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Special weather statement, Jun 6, 8:06 PM EDT, 1 hour 18 minutes before
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Local storm report, Jun 6, 8:25 PM EDT, 59 minutes before
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Local storm report, Jun 6, 9:19 PM EDT, 5 minutes before
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Local storm report, Jun 6, 9:23 PM EDT, 1 minute before
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Special weather statement, Jun 6, 9:24 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 8:06 PM EDTSpecial Weather StatementCAEBamberg39 min
Jun 6, 8:19 PM EDTSevere Thunderstorm WarningCAEBamberg, Orangeburg41 min
Jun 6, 8:38 PM EDTTornado WarningCAEBamberg37 min
Jun 6, 10:21 PM EDTSpecial Weather StatementCAENewberry24 min
Jun 7, 9:10 AM EDTSpecial Weather StatementCAEKershaw, Lancaster80 min
Jun 7, 1:19 PM EDTSpecial Weather StatementCAENewberry56 min
Jun 7, 2:09 PM EDTSpecial Weather StatementCAELexington51 min
Jun 7, 4:03 PM EDTAreal Flood AdvisoryCAECalhoun, Lexington117 min

Nearby

Special Weather Statements in South Carolina, 2014Every special weather statement in 2014

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.