Alert archive / South Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Columbia, SC

June 1, 2012Chesterfield County, South Carolina

NWS Columbia, SC issued this special weather statement at Jun 1, 2012, 8:52 PM EDT for Chesterfield County, South Carolina. It was in force for 38 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 1, 2012, 8:52 PM EDT (00:52 UTC)
Expired
Jun 1, 2012, 9:30 PM EDT
In force
38 min
Issued by
NWS Columbia, SC

County Chesterfield County, SC

The radar

The Columbia radar (KCAE), 125 km from the middle of the area, began a volume at 00:54 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 0.9 hours before the alert went out and 169 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, Greensboro/Hi Pt, NC at 00:00Z on 2012-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 652 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, Greensboro/Hi Pt, NC at 00:00Z on 2012-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.19395878Sfc1 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
652 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
840 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

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 1, 7:41 PM EDT, 1 hour 11 minutes earlier.

Area forecast discussion, Jun 1, 7:41 PM EDT, 1 hour 11 minutes before
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Hazardous weather outlook, Jun 1, 7:34 PM EDT, 1 hour 18 minutes before
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      <div class="status" id="status">Temporary Notice</div>
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In the hours before

Local storm report, Jun 1, 2:52 PM EDT, 6 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
252 PM EDT FRI JUN 01 2012

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

0210 PM     TSTM WND DMG     DENTSVILLE              34.08N 80.96W
06/01/2012                   RICHLAND           SC   UTILITY COMPANY

            UTILITY COMPANY REPORTED POWER OUTAGES AND LINES DOWN
            ARBOR DRIVE AND LAKE AVENUE.

0215 PM     TSTM WND DMG     FORT JACKSON            34.04N 80.89W
06/01/2012                   RICHLAND           SC   UTILITY COMPANY

            UTILITY COMPANY REPORTED POWER OUTAGES AND LINES DOWN
            GREYBECK DRIVE AND MOKERNUT LANE.

&&

LINTON
Special weather statement, Jun 1, 4:33 PM EDT, 4 hours 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
433 PM EDT FRI JUN 1 2012

GAZ063>065-012115-
COLUMBIA-MCDUFFIE-RICHMOND-
433 PM EDT FRI JUN 1 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF RICHMOND...MCDUFFIE
AND COLUMBIA COUNTIES THROUGH 515 PM EDT...

AT 432 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM...JUST SOUTHWEST OF HARLEM...MOVING NORTHEAST AT 20 MPH.
THE STORM WILL TRACK ALONG THE COLUMBIA AND RICHMOND COUNTY LINE.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
GROVETOWN AND HARLEM...

PREPARE NOW FOR THE FOLLOWING HAZARDS...
GUSTY WINDS OF 45 MPH...PEA SIZE HAIL...HEAVY DOWNPOURS AND
DANGEROUS LIGHTNING.

&&

LAT...LON 3358 8219 3339 8202 3329 8231 3329 8232
      3331 8234 3331 8239 3336 8244
TIME...MOT...LOC 2032Z 235DEG 19KT 3337 8233
Special weather statement, Jun 1, 4:44 PM EDT, 4 hours 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
444 PM EDT FRI JUN 1 2012

SCZ038-012100-
CLARENDON-
444 PM EDT FRI JUN 1 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF CLARENDON COUNTY
THROUGH 500 PM EDT...

AT 443 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM...7 MILES SOUTH OF MANNING...MOVING EAST AT 30
MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
SOUTHEAST CLARENDON COUNTY INCLUDING FORESTON AND JORDAN.

PREPARE NOW FOR THE FOLLOWING HAZARDS...
GUSTY WINDS OF 40 MPH...PEA SIZE HAIL...HEAVY DOWNPOURS AND
DANGEROUS LIGHTNING.

&&

LAT...LON 3384 7990 3381 7993 3380 7995 3377 7999
      3373 7998 3347 8015 3345 8031 3371 8026
TIME...MOT...LOC 2043Z 261DEG 26KT 3360 8013
Local storm report, Jun 1, 5:35 PM EDT, 3 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
535 PM EDT FRI JUN 1 2012

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

0345 PM     TSTM WND DMG     6 SSE BISHOPVILLE       34.14N 80.19W
06/01/2012                   LEE                SC   EMERGENCY MANAGER

            LARGE OAK TREE FELL ON A VACANT HOUSE
            CAUSING MINOR STRUCTURAL DAMAGE. SEVERAL
            OTHER TREES WERE DOWNED ON THE PROPERTY.

&&
Special weather statement, Jun 1, 7:11 PM EDT, 1 hour 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
711 PM EDT FRI JUN 1 2012

SCZ015-012345-
LANCASTER-
711 PM EDT FRI JUN 1 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF LANCASTER COUNTY
THROUGH 745 PM EDT...

AT 710 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS WILL AFFECT NORTHERN LANCASTER COUNTY THROUGH
745 PM. EXPECT WIND GUSTS NEAR 40 MPH...FREQUENT LIGHTNING...HEAVY
DOWNPOURS AND SMALL HAIL WITH THESE STORMS.

&&

LAT...LON 3493 8078 3483 8079 3482 8070 3464 8090
      3468 8089 3470 8086 3475 8088 3479 8088
      3482 8091 3484 8087 3490 8088 3492 8087
      3501 8091 3507 8090
TIME...MOT...LOC 2310Z 262DEG 21KT 3485 8085
Special weather statement, Jun 1, 7:21 PM EDT, 1 hour 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
721 PM EDT FRI JUN 1 2012

SCZ015-016-021-022-027-028-036-037-020000-
CALHOUN-CHESTERFIELD-FAIRFIELD-KERSHAW-LANCASTER-LEXINGTON-
ORANGEBURG-RICHLAND-
721 PM EDT FRI JUN 1 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF CHESTERFIELD...
FAIRFIELD...KERSHAW...LANCASTER...LEXINGTON...RICHLAND...CALHOUN AND
ORANGEBURG COUNTIES THROUGH 800 PM EDT...

AT 719 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF STRONG THUNDERSTORMS EXTENDING FROM NEAR LANCASTER SOUTHWARD
TO JUST WEST OF COLUMBIA. MOVEMENT WAS EASTWARD NEAR 25 MPH.

THESE THUNDERSTORMS WILL LIKELY CONTAIN WIND GUSTS NEAR 40 MPH...
BRIEF HEAVY DOWNPOURS...DANGEROUS LIGHTNING...AND POSSIBLY SMALL
HAIL.

&&

LAT...LON 3494 8078 3482 8079 3482 8046 3473 8034
      3418 8055 3354 8111 3362 8122 3366 8119
      3372 8135 3386 8154 3451 8098 3455 8096
      3455 8088 3464 8090 3470 8086 3475 8089
      3496 8080
TIME...MOT...LOC 2319Z 312DEG 21KT 3490 8072 3444 8090
          3387 8139

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 8:20 PM EDTSpecial Weather StatementCAEChesterfield, Kershaw, Lee55 min

Nearby

Special Weather Statements in South Carolina, 2012Every special weather statement in 2012

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.