Alert archive / Georgia / Red Flag Warnings in 2012

Red Flag Warning 5, NWS Greenville-Spartanburg, SC

April 10, 20126 counties in Georgia

NWS Greenville-Spartanburg, SC issued this red flag warning at Apr 10, 2012, 8:11 PM EDT for 6 counties in Georgia. It took effect at Apr 11, 2012, 12:00 PM EDT. 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
Apr 10, 2012, 8:11 PM EDT (00:11 UTC)
In effect from
Apr 11, 2012, 12:00 PM EDT
Expired
Apr 11, 2012, 8:00 PM EDT
In force
8 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Elbert County, GA, Franklin County, GA, Habersham County, GA, Hart County, GA, Rabun County, GA, Stephens County, GA

The radar

The Greer radar (KGSP), 101 km from the middle of the area, began a volume at 00:13 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.2 hours before the alert went out and 172 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, Peachtre/Fal Fld, GA at 00:00Z on 2012-04-11Temperature 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, Peachtre/Fal Fld, GA at 00:00Z on 2012-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939587897Sfc1 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
-117 J/kg
Mixed-layer LCL
2001 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

419 
WWUS82 KGSP 110011
RFWGSP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
811 PM EDT TUE APR 10 2012

...RED FLAG WARNING FOR NORTHEAST GEORGIA WEDNESDAY...

.LOW RELATIVE HUMIDITY...GUSTY WINDS...AND DRY FUELS WILL RESULT
IN CONDITIONS CONDUCIVE TO THE RAPID SPREAD OF FIRE ACROSS
NORTHEAST GEORGIA ON WEDNESDAY.

NCZ033-035>037-048>050-053-056-057-065-068>072-082-501>510-
SCZ001>014-019-110115-
/O.EXP.KGSP.FW.W.0004.000000T0000Z-120411T0000Z/
AVERY-ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-BUNCOMBE-
CATAWBA-ROWAN-HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-
CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL-
BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL-
RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS-
EASTERN POLK-OCONEE MOUNTAINS-PICKENS MOUNTAINS-
GREENVILLE MOUNTAINS-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE-
LAURENS-UNION SC-CHESTER-GREENWOOD-
811 PM EDT TUE APR 10 2012

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR UPSTATE SOUTH CAROLINA...

WINDS HAVE DECREASED...AND RELATIVE HUMIDITY HAS INCREASED...AS
DAYTIME HEATING HAS ABATED.

$$

GAZ010-017-018-026-028-029-111100-
/O.NEW.KGSP.FW.W.0005.120411T1600Z-120412T0000Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
811 PM EDT TUE APR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM EDT WEDNESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR NORTHEAST GEORGIA...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS
IN EFFECT FROM NOON TO 8 PM EDT WEDNESDAY.

* LOCATIONS...NORTHEAST GEORGIA.

* TIMING...NOON TO 8 PM EDT.

* WINDS...15 MPH GUSTING TO 25 MPH.

* HUMIDITY...20 TO 25 PERCENT.

* IMPACTS...RAPID FIRE SPREAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
07
3 follow-up statements
882 
WWUS82 KGSP 111102
RFWGSP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
702 AM EDT WED APR 11 2012

...RED FLAG WARNING FOR NORTHEAST GEORGIA THIS AFTERNOON...

.LOW RELATIVE HUMIDITY...GUSTY WINDS...AND DRY FUELS WILL RESULT
IN CONDITIONS CONDUCIVE TO THE RAPID SPREAD OF FIRE ACROSS
NORTHEAST GEORGIA TODAY.

GAZ010-017-018-026-028-029-120000-
/O.CON.KGSP.FW.W.0005.120411T1600Z-120412T0000Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
702 AM EDT WED APR 11 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHEAST
GEORGIA...

* LOCATIONS...NORTHEAST GEORGIA.

* TIMING...NOON TO 8 PM EDT.

* WINDS...NORTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* HUMIDITY...AS LOW AS 19 PERCENT.

* IMPACTS...RAPID FIRE SPREAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
408 
WWUS82 KGSP 111838
RFWGSP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
238 PM EDT WED APR 11 2012

...RED FLAG WARNING FOR NORTHEAST GEORGIA THIS AFTERNOON...

.LOW RELATIVE HUMIDITY...GUSTY WINDS...AND DRY FUELS WILL RESULT
IN CONDITIONS CONDUCIVE TO THE RAPID SPREAD OF FIRE ACROSS
NORTHEAST GEORGIA THROUGH EARLY EVENING.

GAZ010-017-018-026-028-029-120000-
/O.CON.KGSP.FW.W.0005.000000T0000Z-120412T0000Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
238 PM EDT WED APR 11 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHEAST GEORGIA...

* LOCATIONS...NORTHEAST GEORGIA.

* TIMING...UNTIL 8 PM EDT.

* WINDS...NORTHWEST 5 TO 15 MPH WITH GUSTS UP TO 20 MPH.

* HUMIDITY...AS LOW AS 18 PERCENT.

* IMPACTS...A COMBINATION OF VERY LOW RELATIVE HUMIDITY...VERY DRY
  VEGETATION...AND OCCASIONAL GUSTY WINDS WILL ENHANCE THE RISK
  FOR THE RAPID SPREAD OF WILDFIRE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
LANE
489 
WWUS82 KGSP 120001
RFWGSP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
801 PM EDT WED APR 11 2012

GAZ010-017-018-026-028-029-120115-
/O.EXP.KGSP.FW.W.0005.000000T0000Z-120412T0000Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
801 PM EDT WED APR 11 2012

RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY
FOR NORTHEAST GEORGIA.

$$

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 11, 11:06 AM EDTFrost AdvisoryGSPElbert, Franklin, Habersham, Hart, Stephens22 hr
Apr 11, 11:06 AM EDTFreeze WarningGSPRabun22 hr

Nearby

Red Flag Warnings in Georgia, 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.