Alert archive / Georgia / Red Flag Warnings in 2012

Red Flag Warning 1, NWS Charleston, SC

February 11, 20128 counties in Georgia; 5 counties in South Carolina

NWS Charleston, SC issued this red flag warning at Feb 11, 2012, 2:04 AM EST for 8 counties in Georgia; 5 counties in South Carolina. It took effect at Feb 11, 2012, 12:00 PM EST. It was in force for 8 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
Feb 11, 2012, 2:04 AM EST (07:04 UTC)
In effect from
Feb 11, 2012, 12:00 PM EST
Expired
Feb 11, 2012, 7:33 PM EST
In force
8 hr
Issued by
NWS Charleston, SC

Counties Bulloch County, GA, Candler County, GA, Effingham County, GA, Evans County, GA, Jenkins County, GA, Long County, GA, Screven County, GA, Tattnall County, GA, Allendale County, SC, Berkeley County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC

The radar

The Charleston,SC radar (KCLX), 33 km from the middle of the area, began a volume at 07:04 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, 7.1 hours before the alert went out and 134 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 2012-02-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 00:00Z on 2012-02-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.1939587897117136Sfc1 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
4 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
693 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
282 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.

531 
WWUS82 KCHS 110704
RFWCHS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON SC
204 AM EST SAT FEB 11 2012

GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-111600-
/O.UPG.KCHS.FW.A.0001.120211T1700Z-120211T2300Z/
/O.NEW.KCHS.FW.W.0001.120211T1700Z-120212T0100Z/
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-INLAND BERKELEY-
INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-
204 AM EST SAT FEB 11 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM EST THIS
EVENING FOR LOW HUMIDITY...GUSTY WINDS AND DRY FUELS ACROSS
SOUTHEAST SOUTH CAROLINA AND SOUTHEAST GEORGIA...

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A RED FLAG
WARNING FOR LOW HUMIDITY...GUSTY WINDS AND DRY FUELS...WHICH IS IN
EFFECT FROM NOON TODAY TO 8 PM EST THIS EVENING. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* WINDS: NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY: 22 TO 25 PERCENT.

* IMPACTS: THE COMBINATION OF GUSTY WINDS...DRY FUELS...LOW
  HUMIDITY AND ONGOING SEVERE TO EXCEPTIONAL DROUGHT CONDITIONS
  WILL RESULT IN A VERY HIGH FIRE DANGER. THE DANGER IS SUCH THAT
  ANY FIRES THAT DEVELOP COULD QUICKLY BECOME OUT OF CONTROL
  WILDFIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE
CREWS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$
3 follow-up statements
766 
WWUS82 KCHS 111515
RFWCHS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON SC
1015 AM EST SAT FEB 11 2012

GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-112315-
/O.CON.KCHS.FW.W.0001.120211T1700Z-120212T0100Z/
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-INLAND BERKELEY-
INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-
1015 AM EST SAT FEB 11 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING
FOR LOW HUMIDITY...GUSTY WINDS AND DRY FUELS ACROSS SOUTHEAST
SOUTH CAROLINA AND SOUTHEAST GEORGIA...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING.

* WINDS: NORTHWEST 15 TO 25 MPH WITH GUSTS AROUND 35 MPH.

* RELATIVE HUMIDITY: AROUND 25 PERCENT.

* IMPACTS: THE COMBINATION OF GUSTY WINDS...DRY FUELS...LOW
  RELATIVE HUMIDITY AND ONGOING SEVERE TO EXCEPTIONAL DROUGHT
  CONDITIONS WILL RESULT IN A VERY HIGH FIRE DANGER. THE DANGER IS
  SUCH THAT ANY FIRES THAT DEVELOP COULD QUICKLY BECOME OUT OF
  CONTROL WILDFIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE
CREWS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$

RJB
943 
WWUS82 KCHS 111955
RFWCHS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON SC
255 PM EST SAT FEB 11 2012

GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-120100-
/O.CON.KCHS.FW.W.0001.000000T0000Z-120212T0100Z/
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-INLAND BERKELEY-
INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-
255 PM EST SAT FEB 11 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING
FOR LOW HUMIDITY...GUSTY WINDS AND DRY FUELS ACROSS SOUTHEAST
SOUTH CAROLINA AND SOUTHEAST GEORGIA...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING.

* WINDS: NORTHWEST 15 TO 25 MPH WITH GUSTS AROUND 35 MPH.

* RELATIVE HUMIDITY: AROUND 25 PERCENT.

* IMPACTS: THE COMBINATION OF GUSTY WINDS...DRY FUELS...LOW 
  RELATIVE HUMIDITY AND ONGOING SEVERE TO EXCEPTIONAL DROUGHT 
  CONDITIONS WILL RESULT IN A VERY HIGH FIRE DANGER. THE DANGER 
  IS SUCH THAT ANY FIRES THAT DEVELOP COULD QUICKLY BECOME OUT 
  OF CONTROL WILDFIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE
CREWS IN THE FIELD OF THIS RED FLAG WARNING.

&&

$$
021 
WWUS82 KCHS 120033
RFWCHS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON SC
733 PM EST SAT FEB 11 2012

GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-120145-
/O.CAN.KCHS.FW.W.0001.000000T0000Z-120212T0100Z/
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-INLAND BERKELEY-
INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER-
733 PM EST SAT FEB 11 2012

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS CANCELLED THE RED
FLAG WARNING. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 11, 4:22 AM ESTGale WarningCHS30 hr

Nearby

Red Flag Warnings in Georgia, 2012Red Flag Warnings in South Carolina, 2012Every red flag warning 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.