Alert archive / Georgia / Red Flag Warnings in 2007

Red Flag Warning 7, NWS Greenville-Spartanburg, SC

March 6, 20076 counties in Georgia

NWS Greenville-Spartanburg, SC issued this red flag warning at Mar 6, 2007, 6:38 AM EST for 6 counties in Georgia. It took effect at Mar 6, 2007, 1:00 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
Mar 6, 2007, 6:38 AM EST (11:38 UTC)
In effect from
Mar 6, 2007, 1:00 PM EST
Expired
Mar 6, 2007, 7:00 PM EST
In force
6 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 11:43 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, 11.6 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 2007-03-06Temperature 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°0°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 2007-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2661 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
61 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 KGSP 061138
RFWGSP

RED FLAG WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
638 AM EST TUE MAR 6 2007

GAZ010-017-018-026-028-029-070000-
/O.UPG.KGSP.FW.A.0003.070306T1800Z-070307T0000Z/
/O.NEW.KGSP.FW.W.0007.070306T1800Z-070307T0000Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
638 AM EST TUE MAR 6 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
EST THIS EVENING FOR LOW RELATIVE HUMIDITY...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON
TO 7 PM EST THIS EVENING...ACROSS EXTREME NORTHEAST GEORGIA. THE FIRE
WEATHER WATCH IS NO LONGER IN EFFECT.

THE RELATIVE HUMIDITY WILL FALL TO BETWEEN 20 AND 25 PERCENT
AGAIN THIS AFTERNOON ACROSS NORTHEAST GEORGIA. WHILE THE WINDS
WILL BE LIGHT...THE LOW HUMIDITY LEVELS WILL ONCE AGAIN RESULT IN
HEIGHTENED FIRE DANGER.

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

$$

MOORE
1 follow-up statement
000 
WWUS82 KGSP 062037
RFWGSP

RED FLAG WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
337 PM EST TUE MAR 6 2007

GAZ010-017-018-026-028-029-070000-
/O.CON.KGSP.FW.W.0007.000000T0000Z-070307T0000Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
337 PM EST TUE MAR 6 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING.

THE RELATIVE HUMIDITY WILL REMAIN BELOW 25 PERCENT UNTIL EARLY
EVENING ACROSS NORTHEAST GEORGIA. WHILE THE WINDS WILL BE LIGHT...
THE LOW HUMIDITY LEVELS COMBINED WITH LOW FUEL MOISTURE WILL
ONCE AGAIN RESULT IN HEIGHTENED FIRE DANGER.

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

$$

What forecasters said that day

The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this red flag warning went out at Mar 6, 2:11 AM EST, 4 hours 27 minutes earlier.

Area forecast discussion, Mar 6, 2:11 AM EST, 4 hours 27 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
211 AM EST TUE MAR 6 2007

.SHORT TERM /TODAY THROUGH THURSDAY/...
WEAK COLD FRONT ON TRACK TO DROP SOUTH ACRS THE CWFA EARLY THIS
MORNING. FOG PRODUCT SATELLITE IMAGERY INDICATING SOME UPSLOPE/CAA
STRATOCU POKING INTO THE UPSLOPE AREAS OF NC...BUT WITH ADVECTION
OF DRIER LLVL AIR...EXPECT MUCH OF THIS TO BE GONE BY SUNRISE. A
SURGE OF MODERATE CAA ACRS NORTHWEST NC IS PROGGED THIS MORNING...
BUT ACCOMPANIED BY DRAMATIC WEAKENING OF THE NW 85H FLOW BY 1800 UTC.
WILL KEEP ADVISORY GOING AS IS AND REFINE THE TIMING OF DIMINISHING
WINDS DURING THE MORNING HOURS SHORTLY BEFORE EXPIRATION TIME TO
EVALUATE ANY EXTENSION. BASED ON THE ORIENTATION OF CAA FLOW
TODAY...NOT EXPECTING A WHOLE LOT OF AIRMASS CHANGE ACRS THE
UPSTATE AND NE GA AND WILL ADVERTISE ANOTHER MILD AFTERNOON.
DIFFERENT STORY ACRS NC...WHERE MAXES ARE EXPECTED TO BE 6-9 DEG F
COOLER THAN MONDAY. JUST AN INCREASE IN CIRRUS EXPECTED LATER
TODAY AS HIGH LEVEL MOISTURE TRANSLATES QUICKLY TOWARD THE EAST
COAST WITHIN THE FAST NW UPPER FLOW. FOR TONIGHT...MORE
SUBSTANTIAL MOISTURE AND PCPN CHANCES ASSOCIATED WITH APPROACHING
CLIPPER IS PROGGED TO REMAIN NORTH OF THE CWFA...SPREADING TOWARD
THE MID-ATLANTIC AND NORTHEAST. ASSOCIATED HIGHER CLOUD SHIELD
WILL LINGER OVER THE CWFA AND DEVELOPING LLVL MOIST UPGLIDE FLOW
COULD RESULT IN THE DEVELOPMENT OF STRATOCU AS WELL. -CSH

THE OTHER CONCERN FOR THE SHORT RANGE...ALBEIT A MINOR ONE...IS THE
PASSAGE OF ANOTHER CLIPPER-TYPE LOW TO THE NORTH ON WEDNESDAY.
ALTHOUGH THE LATEST MODEL RUNS TRACK THE LOW A LITTLE FARTHER
SOUTH...THE FORCING STILL MISSES TO THE NORTH. A COLD FRONT IS STILL
EXPECTED TO DROP IN FROM THE N AS THE LOW MOVES OFFSHORE WED NITE.
BEHIND THE FRONT...ONLY A BRIEF PERIOD OF MOIST WNW FLOW IS
EXPECTED...WHICH MIGHT BE ENUF TO FORCE A FEW SHOWERS OVER THE NRN
MTNS OF NC IN THE EVENING BUT THAT IS ABOUT IT.

HIGH PRESSURE SHOULD RIDGE BACK IN BEHIND THE WEAK FRONT ON
THURSDAY. A SHORT WAVE PASSING TO THE SOUTH LATE IN THE DAY IS NOT
EXPECTED TO HAVE A SIGNIFICANT IMPACT AS MOISTURE WILL REMAIN VERY
LIMITED WITH THE GULF CLOSED OFF. TEMPS HAVE BEEN RAISED AS MUCH AS
ONE CATEGORY TO FOLLOW THE TREND OF THE GUIDANCE...BUT THE THURSDAY
HIGH TEMP IN THE MET GUIDANCE LOOKS WAY TOO OPTIMISTIC FOR NOW. -PM

&&

.LONG TERM /THURSDAY NIGHT THROUGH MONDAY/...
STILL EXPECTING A TRANSITORY SURFACE HIGH TO MOVE OVER NEW ENGLAND
THURSDAY NIGHT AND FRIDAY WHICH WILL SET UP A COOLER NE LOW LEVEL
FLOW ACROSS THE FOOTHILLS AND PIEDMONT. THE HIGH SHOULD MOVE OFF THE
COAST FRIDAY NIGHT AND SATURDAY AS LOW LEVEL UPGLIDE BEGINS WITH
MOISTURE RETURNING FROM THE ATLANTIC. THIS IS ALL IN RELATIVE
AGREEMENT WITH THE PREVIOUS THINKING...WITH THE EXCEPTION THAT CLOUD
COVER SHOULD BE INCREASED STARTING THURSDAY NIGHT AND ESPECIALLY
FRIDAY AS THE MOISTURE COMES IN FROM THE ATLANTIC. LIGHT PRECIP
SHOULD EVENTUALLY DEVELOP IN THE INCREASINGLY MOIST EASTERLY FLOW...
BUT THE CHARACTER SHOULD BE STRATIFORM INSTEAD OF CONVECTIVE FRIDAY
NIGHT AND SATURDAY. BEYOND THAT...NO SIGNIFICANT CHANGES WERE MADE.

&&

.AVIATION /07Z-06Z/...
OUTSIDE OF KAVL...WHICH WILL CONTINUE TO DEAL WITH GUSTY NW WINDS
THIS MORNING...EXPECT WINDS LESS THAN 10 KTS TODAY AT THE TERMINAL
LOCATIONS. ANY LINGERING UPSLOPE STRATOCU WILL BE DIMINISHING
EARLY THIS MORNING...WITH THE PRIMARY SKY COVER TODAY BEING AN
INCREASE IN CI. DEVELOPING MOIST LLVL WAA FLOW THIS EVENING
COULD PROMOTE THE FORMATION OF SCT-BKN VFR LVL STRATOCU.

&&

.FIRE WEATHER...
STILL EXPECTING SEVERAL HOURS OF CRITICALLY LOW RH THIS AFTERNOON
ACROSS NE GEORGIA...SO WE HAVE UPGRADED THE NE GEORGIA ZONES TO A
RED FLAG WARNING BASED ON COORDINATION WITH LAND MGMT AGENCIES ON
MONDAY AFTERNOON. RH WILL ALSO BE 25 PERCENT OR LESS ACROSS MOST
OF THE REST OF THE FCST AREA...BUT WIND SHOULD NOT MEET CRITERIA.
A SLIGHT INCREASE IN MOISTURE WEDNESDAY IS EXPECTED TO KEEP MIN RH
ABOVE 30 PERCENT IN THE AFTERNOON...BUT WITH BREEZY SW WIND.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...RED FLAG WARNING FROM 1 PM THIS AFTERNOON TO 7 PM EST THIS
     EVENING FOR GAZ010-017-018-026-028-029.

NC...LAKE WIND ADVISORY UNTIL 6 AM EST EARLY THIS MORNING FOR
     NCZ033-049-050-501-503-505.

SC...NONE.
&&

SHORT TERM...CSH/PM
LONG TERM...MOORE
AVIATION...CSH
FIRE WEATHER...PM/CSH
Hazardous weather outlook, Mar 6, 6:02 AM EST, 36 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
602 AM EST TUE MAR 6 2007

NCZ033-035>037-048>053-056>059-062>065-068>072-082-501>510-
SCZ001>014-019-071115-
AVERY-ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-
BUNCOMBE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-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-
602 AM EST TUE MAR 6 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH
CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

GAZ010-017-018-026-028-029-071115-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-
602 AM EST TUE MAR 6 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST
THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA.

.DAY ONE...TODAY AND TONIGHT

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   RED FLAG WARNING

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MOORE

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.