Alert archive / Georgia / Red Flag Warnings in 2007

Red Flag Warning 4, NWS Charleston, SC

March 17, 20078 counties in Georgia

NWS Charleston, SC issued this red flag warning at Mar 17, 2007, 10:06 AM EDT for 8 counties in Georgia. It was in force for 10 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
Mar 17, 2007, 10:06 AM EDT (14:06 UTC)
Expired
Mar 17, 2007, 8:00 PM EDT
In force
10 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

The radar

The Charleston,SC radar (KCLX), 80 km from the middle of the area, began a volume at 14:08 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 12:00Z, 2.1 hours before the alert went out and 180 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 12:00Z on 2007-03-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2007-03-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -48 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1212 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-48 m²/s²
0-3 km storm-relative helicity
58 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 KCHS 171406
RFWCHS

RED FLAG WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
1006 AM EDT SAT MAR 17 2007

...GUSTY WINDS AND LOW HUMIDITIES WILL COMBINE WITH LOW FUEL
MOISTURES TO PRODUCE RED FLAG CONDITIONS ACROSS SOUTHEAST GEORGIA
THROUGH THIS EVENING...

GAZ087-088-099>101-114>119-137>141-180000-
/O.NEW.KCHS.FW.W.0004.070317T1406Z-070318T0000Z/
JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS-
INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG-
INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH-
1006 AM EDT SAT MAR 17 2007

...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR 
GUSTY WINDS AND LOW HUMIDITY ACROSS SOUTHEAST GEORGIA...

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING. 

LOW HUMIDITIES OF 15 TO 20 PERCENT AND NORTHWEST WINDS OF AROUND 20
MPH WITH GUSTS TO 25 MPH COMBINED WITH LOW FUEL MOISTURE WILL
PRODUCE A HIGH FIRE DANGER ACROSS MUCH OF SOUTHEAST GEORGIA
THROUGH EARLY THIS EVENING. WINDS ARE EXPECTED TO SUBSIDE AND
HUMIDITIES WILL BEGIN TO RECOVER AFTER SUNSET.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

JPC
2 follow-up statements
000 
WWUS82 KCHS 171859
RFWCHS

RED FLAG WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
259 PM EDT SAT MAR 17 2007

...GUSTY WINDS AND LOW HUMIDITIES WILL COMBINE WITH LOW FUEL
MOISTURES TO PRODUCE RED FLAG CONDITIONS ACROSS SOUTHEAST GEORGIA
THROUGH THIS EVENING...

GAZ087-088-099>101-114>119-137>141-180000-
/O.CON.KCHS.FW.W.0004.000000T0000Z-070318T0000Z/
JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS-
INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG-
INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH-
259 PM EDT SAT MAR 17 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING FOR LOW HUMIDITIES AND GUSTY WINDS ACROSS SOUTHEAST
GEORGIA...

LOW HUMIDITIES OF AROUND 20 PERCENT AND NORTHWEST WINDS OF 15 TO
20 MPH WITH GUSTS TO 25 MPH COMBINED WITH LOW FUEL MOISTURE WILL
PRODUCE A HIGH FIRE DANGER ACROSS MUCH OF SOUTHEAST GEORGIA
THROUGH EARLY THIS EVENING. WINDS ARE EXPECTED TO SUBSIDE AND
HUMIDITIES WILL BEGIN TO RECOVER AFTER SUNSET.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

JPC
000 
WWUS82 KCHS 172357
RFWCHS

RED FLAG WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
757 PM EDT SAT MAR 17 2007

GAZ087-088-099>101-114>119-137>141-180100-
/O.EXP.KCHS.FW.W.0004.000000T0000Z-070318T0000Z/
JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS-
INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG-
INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH-
757 PM EDT SAT MAR 17 2007

...RED FLAG WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING...

HUMIDITY LEVELS ARE NOW ABOVE CRITICAL VALUES. WINDS HAVE
DECREASED TO LESS THAN CRITICAL LEVELS...AND AS A RESULT THE RED
FLAG WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 17, 4:32 AM EDTFreeze WarningCHSBulloch, Candler, Effingham, Evans, Jenkins, Long and 2 more29 hr
Mar 17, 3:23 PM EDTFreeze WatchCHSBulloch, Candler, Effingham, Evans, Jenkins, Long and 2 more13 hr

Nearby

Red Flag Warnings in Georgia, 2007Every 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.