Alert archive / Georgia / Special Weather Statements in 2012

Special Weather Statement, NWS Columbia, SC

July 5, 2012Burke County, Georgia

NWS Columbia, SC issued this special weather statement at Jul 5, 2012, 8:34 PM EDT for Burke County, Georgia. It was in force for 56 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: Jul 5, 2012, 8:34 PM EDT (00:34 UTC)
Expired: Jul 5, 2012, 9:30 PM EDT
In force: 56 min
Issued by: NWS Columbia, SC

County Burke County, GA

The radar

The Charleston,SC radar (KCLX), 96 km from the middle of the area, began a volume at 00:38 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, 0.6 hours before the alert went out and 185 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3378 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 1198 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 71 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.

652 
WWUS82 KCAE 060034
SPSCAE

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
834 PM EDT THU JUL 5 2012

GAZ077-060130-
BURKE-
834 PM EDT THU JUL 5 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF BURKE COUNTY THROUGH
930 PM EDT...

AT 830 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
STRONG THUNDERSTORMS MOVING INTO BURKE COUNTY FROM THE NORTH.
THE STORMS WILL BE IN THE COUNTY THROUGH 1000 PM. THE STORMS WILL 
LIKELY CONTAIN WIND GUSTS OF 40 TO 50 MPH...HEAVY DOWNPOURS...AND 
FREQUENT CLOUD-TO-GROUND LIGHTNING. PONDING OF WATER WILL OCCUR
IN POOR-DRAINAGE AREAS.

&&

LAT...LON 3288 8216 3324 8224 3328 8220 3325 8211
      3323 8210 3323 8208 3306 8157 3304 8154
      3293 8174 3293 8179 3294 8182 3294 8188
      3292 8196 3291 8208 3289 8211
TIME...MOT...LOC 0032Z 344DEG 7KT 3318 8193

$$

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 Jul 5, 7:38 PM EDT, 56 minutes earlier.

Area forecast discussion, Jul 5, 7:38 PM EDT, 56 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE COLUMBIA SC
734 PM EDT THU JUL  5 2012

.SYNOPSIS...
WEAK SURFACE HIGH PRESSURE WILL REMAIN OVER THE SOUTHEASTERN
STATES THROUGH THE WEEKEND AS A STRONG UPPER LEVEL RIDGE OVER THE
CENTRAL PART OF THE NATION BUILDS EAST INTO THE AREA.
TEMPERATURES WILL REMAIN ABOVE NORMAL WITH A CHANCE OF DIURNAL
THUNDERSTORMS.

&&

.NEAR TERM /UNTIL 6 AM FRIDAY MORNING/...

MID LEVEL SHORT WAVE ALONG THE SC/NC BORDER MOVING SOUTHWARD
ACROSS THE AREA THIS EVENING. ASSOCIATED CONVECTION SPREADING
ACROSS THE MIDLANDS AND CSRA.  HAVE INCREASED POPS FOR THE EVENING.
SEVERE WEATHER POSSIBLE WITH WINDS DAMAGE AND LARGE HAIL.

ACTIVITY SHOULD DIMINISH BY MIDNIGHT WITH LOSS OF HEATING.
SOME MID LEVEL DEBRIS CLOUDINESS WILL PERSIST OVERNIGHT WITH
LOW TEMPERATURES GENERALLY IN THE LOWER TO MIDDLE 70S.

&&

.SHORT TERM /6 AM FRIDAY MORNING THROUGH SATURDAY/...

NOT MUCH CHANGE AS MODELS CONTINUE BUILDING THE RIDGE EASTWARD.
WITH THE UPPER RIDGE INCREASING H500 HEIGHTS A BIT CURRENT TEMP
FCST OF 100 AGAIN FRIDAY AND 99 SATURDAY STILL LOOK GOOD. WILL
INCLUDE A 20 PERCENT CHANCE OF DIURNAL AFTERNOON AND EVENING
SHOWERS AND THUNDERSTORMS AREA AS LOW AND MID LEVEL MOISTURE
GRADUALLY INCREASES. AT THE SURFACE...MODELS INDICATE A WEAK
THERMAL TROUGH ACROSS THE UPSTATE/MIDLANDS EACH DAY. THIS WILL BE
A FOCUSING MECHANISM FOR THE CONVECTION. OVERNIGHT LOWS IN THE
MIDDLE 70S. NORMAL HIGHS AREA IN THE LOWER 90S AND LOWS IN THE
LOWER 70S.

&&

.LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/...

LITTLE CHANGE TO THE MEDIUM AND LONG RANGE MODELS WHICH HAVE THE
HIGH PRESSURE RIDGE CONTINUING TO RETROGRADE TO THE WEST TO THE
ROCKIES AND AMPLIFYING. THIS WILL ALLOW A DEEP TROUGH OF LOW
PRESSURE TO SETTLE OVER THE EASTERN U.S BEGINNING ON SUNDAY AND
CONTINUING INTO THE MIDDLE OF NEXT WEEK. TEMPS WILL REMAIN ABOVE
NORMAL OVER THE WEEKEND BUT WILL BY MID WEEK.

PRECIPITABLE WATER VALUES DURING THIS PERIOD WILL BE INCREASING
FROM AROUND 1.75 INCHES TO AROUND OR EXCEEDING 2 INCHES BY
SUNDAY INTO WEDNESDAY. WITH INCREASED MOISTURE AND SOME UPPER SUPPORT
WILL CONTINUE A DIURNAL TREND OF POPS. WILL CONTINUE WITH SLIGHT
CHANCE/CHANCE POPS OVER THE WEEKEND INCREASING TO CHANCE POPS MONDAY
THROUGH WEDNESDAY AS A FRONTAL BOUNDARY APPROACHES THE AREA FROM
THE NORTH.

&&

.AVIATION /00Z FRIDAY THROUGH TUESDAY/...

AN UPPER LEVEL DISTURBANCE CROSSING THE AREA WILL KEEP CLUSTERS OF
STORMS CROSSING THE TAF SITES THROUGH 03Z. EXPECT MVFR/IFR IN
CONVECTION. WITH LOSS OF DAYTIME HEATING...EXPECT STORMS TO DIMINISH
THIS EVENING. PATCHY LATE NIGHT EARLY FOG POSSIBLE IN AREAS WHERE
PRECIP OCCURRED. INCLUDED MVFR FOG AT KOGB GIVEN MORE MOIST
ATMOSPHERE. VFR ALL TAF SITES AFTER 14Z. ISOLATED TO SCATTERED
CONVECTION POSSIBLE AFTER 18Z.

EXTENDED AVIATION OUTLOOK...EXPECT SCATTERED MAINLY AFTERNOON AND
EVENING THUNDERSTORMS...AND AREAS OF LATE NIGHT AND EARLY MORNING
FOG THROUGH TUESDAY.

&&

.CAE WATCHES/WARNINGS/ADVISORIES...
SC...NONE.
GA...NONE.
&&

Hazardous weather outlook, Jul 5, 5:11 AM EDT, 15 hours 23 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
511 AM EDT THU JUL 5 2012

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-060915-
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
511 AM EDT THU JUL 5 2012

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

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, Jul 5, 7:35 PM EDT, 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
735 PM EDT THU JUL 05 2012

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

0710 PM     TSTM WND DMG     2 N CHESTERFIELD        34.76N 80.08W
07/05/2012                   CHESTERFIELD       SC   LAW ENFORCEMENT

            SEVERAL TREES DOWN ON ALONG JACKSON ROAD

&&

CHERRY

Local storm report, Jul 5, 7:36 PM EDT, 58 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
736 PM EDT THU JUL 05 2012

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

0700 PM     HAIL             JEFFERSON               34.13N 83.60W
07/05/2012  E0.75 INCH       JACKSON            GA   LAW ENFORCEMENT

            PENNY SIZE HAIL REPORTED IN JEFFERSON

&&

CHERRY

Local storm report, Jul 5, 7:42 PM EDT, 52 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
742 PM EDT THU JUL 05 2012

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

0600 PM     TSTM WND DMG     3 NW NEW ELLENTON       33.45N 81.72W
07/05/2012                   AIKEN              SC   LAW ENFORCEMENT

            TREES DOWN AT PINE BELL CHURCH RD AND COOPER DRIVE

0655 PM     TSTM WND DMG     1 ESE JACKSON           33.32N 81.78W
07/05/2012                   AIKEN              SC   LAW ENFORCEMENT

            TREES DOWN ON ATOMIC ROAD AND OLD JACKSON HIGHWAY

&&

KILMER

Local storm report, Jul 5, 8:15 PM EDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
815 PM EDT THU JUL 05 2012

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

0727 PM     TSTM WND DMG     AUGUSTA                 33.46N 82.00W
07/05/2012                   RICHMOND           GA   LAW ENFORCEMENT

            TREES DOWN ON JONATHAN CIRCLE AND OFF MIKE PADGETT
            HIGHWAY.

&&

MORRISON

Local storm report, Jul 5, 8:31 PM EDT, 3 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
831 PM EDT THU JUL 05 2012

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

0729 PM     TSTM WND DMG     3 NNW AUGUSTA           33.50N 82.01W
07/05/2012                   RICHMOND           GA   LAW ENFORCEMENT

            TREES DOWN OFF WASHINGTON ROAD AT WOODBINE.

&&

MORRISON

Special weather statement, Jul 5, 8:34 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
834 PM EDT THU JUL 5 2012

GAZ077-060130-
BURKE-
834 PM EDT THU JUL 5 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF BURKE COUNTY THROUGH
930 PM EDT...

AT 830 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS MOVING INTO BURKE COUNTY FROM THE NORTH.
THE STORMS WILL BE IN THE COUNTY THROUGH 1000 PM. THE STORMS WILL
LIKELY CONTAIN WIND GUSTS OF 40 TO 50 MPH...HEAVY DOWNPOURS...AND
FREQUENT CLOUD-TO-GROUND LIGHTNING. PONDING OF WATER WILL OCCUR
IN POOR-DRAINAGE AREAS.

&&

LAT...LON 3288 8216 3324 8224 3328 8220 3325 8211
      3323 8210 3323 8208 3306 8157 3304 8154
      3293 8174 3293 8179 3294 8182 3294 8188
      3292 8196 3291 8208 3289 8211
TIME...MOT...LOC 0032Z 344DEG 7KT 3318 8193

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 8:00 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, Saluda	60 min
Jul 5, 8:06 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Lexington, Newberry, Richland, Saluda	54 min
Jul 5, 8:16 PM EDT	Severe Thunderstorm Warning	CAE	Newberry, Saluda	59 min
Jul 5, 9:06 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, Lexington, Saluda	54 min
Jul 5, 8:46 PM EDT	Severe Thunderstorm Warning	CAE	Burke	44 min
Jul 5, 9:39 PM EDT	Special Weather Statement	CAE	Richmond	51 min
Jul 5, 9:43 PM EDT	Severe Thunderstorm Warning	CAE	Burke, Richmond	32 min
Jul 5, 11:02 PM EDT	Special Weather Statement	CAE	Columbia	28 min

Nearby

Special Weather Statements in Georgia, 2012 Every 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.