Alert archive / South Carolina / Red Flag Warnings in 2007

Red Flag Warning 2, NWS Columbia, SC

December 3, 200716 counties in South Carolina; 5 counties in Georgia

NWS Columbia, SC issued this red flag warning at Dec 3, 2007, 5:31 AM EST for 16 counties in South Carolina; 5 counties in Georgia. It took effect at Dec 3, 2007, 12:00 PM EST. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Dec 3, 2007, 5:31 AM EST (10:31 UTC)
In effect from: Dec 3, 2007, 12:00 PM EST
Expired: Dec 3, 2007, 6:00 PM EST
In force: 6 hr
Issued by: NWS Columbia, SC

All 21 counties

Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 10:31 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, 10.5 hours before the alert went out and 162 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: 8 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 595 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 253 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.

000 
WWUS82 KCAE 031031
RFWCAE

RED FLAG WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
531 AM EST MON DEC 3 2007

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-
031900-
/O.NEW.KCAE.FW.W.0002.071203T1700Z-071203T2300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
531 AM EST MON DEC 3 2007

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM EST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM EST THIS
AFTERNOON. 

A FAST MOVING COLD FRONT WILL EXIT THE AREA BY DAYBREAK WITH MUCH
DRIER AIR AND GUSTY WINDS MOVING IN BEHIND THE FRONT. BY LATE
MORNING WINDS WILL HAVE SHIFTED TO NORTHWEST AND INCREASED TO
AROUND 20 MPH WITH GUSTS OVER 30 MPH. MINIMUM RELATIVE HUMIDITIES
THIS AFTERNOON WILL FALL TO AROUND 20 PERCENT. THE WINDS AND LOW
HUMIDITIES WILL COMBINE WITH DRY FUELS TO CREATE A HIGH FIRE
DANGER ACROSS THE MIDLANDS OF SOUTH CAROLINA AND THE CENTRAL
SAVANNAH RIVER AREA OF GEORGIA THIS AFTERNOON. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

1 follow-up statement

000 
WWUS82 KCAE 031915
RFWCAE

RED FLAG WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
215 PM EST MON DEC 3 2007

GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-
032300-
/O.CON.KCAE.FW.W.0002.000000T0000Z-071203T2300Z/
LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD-
MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON-
RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON-
BAMBERG-
215 PM EST MON DEC 3 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
AFTERNOON...

A STRONG PRESSURE GRADIENT BETWEEN THE COLD FRONT THAT MOVED
THROUGH THIS MORNING AND HIGH PRESSURE BUILDING IN THIS AFTERNOON
WILL CAUSE STRONG GUSTY WINDS OVER THE AREA. NORTHWEST WINDS NEAR
20 MPH THIS AFTERNOON MAY HAVE GUSTS UP TO 30 MPH. IN ADDITION...
MINIMUM RELATIVE HUMIDITIES THIS AFTERNOON SHOULD BE NEAR 20
PERCENT. THE WINDS AND LOW HUMIDITIES WILL COMBINE WITH DRY FUELS
TO CREATE A HIGH FIRE DANGER ACROSS THE MIDLANDS OF SOUTH CAROLINA
AND THE CENTRAL SAVANNAH RIVER AREA OF GEORGIA THIS AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER NOW OCCURRING OR ARE EXPECTED TO OCCUR. A COMBINATION
OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY FUEL MOISTURE 
WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

Nearby

Red Flag Warnings in South Carolina, 2007 Red Flag Warnings in Georgia, 2007 Every red flag warning in 2007

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.