Alert archive / Georgia / Red Flag Warnings in 2007
Red Flag Warning 37, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this red flag warning at Nov 30, 2007, 2:39 PM EST for 6 counties in Georgia. It took effect at Dec 1, 2007, 9:00 AM EST. 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
- Nov 30, 2007, 2:39 PM EST (19:39 UTC)
- In effect from
- Dec 1, 2007, 9:00 AM EST
- Expired
- Dec 1, 2007, 7:00 PM EST
- In force
- 10 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 19:40 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 12:00Z, 7.7 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1331 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS82 KGSP 301939 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 239 PM EST FRI NOV 30 2007 ...VERY DRY CONDITIONS EXPECTED ACROSS NORTHEAST GEORGIA SATURDAY... .DRY HIGH PRESSURE WILL BUILD OVER THE REGION ON SATURDAY. DAYTIME MIXING WILL ALLOW RELATIVE HUMIDITY VALUES TO FALL TO CRITICAL LEVELS. GAZ010-017-018-026-028-029-011200- /O.NEW.KGSP.FW.W.0037.071201T1400Z-071202T0100Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 239 PM EST FRI NOV 30 2007 ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 8 PM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM TO 8 PM EST SATURDAY. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO BETWEEN 20 AND 25 PERCENT ACROSS MOST OF EXTREME NORTHEAST GEORGIA SATURDAY. THESE VERY DRY CONDITIONS WILL PERSIST FOR SEVERAL HOURS..AND WILL COMBINE WITH DRY FUEL MOISTURE LEVELS TO ENHANCE 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 SIGNIFICANT FIRE GROWTH POTENTIAL. $$ HG
2 follow-up statements
000 WWUS82 KGSP 011355 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 855 AM EST SAT DEC 1 2007 ...VERY DRY CONDITIONS ACROSS NORTHEAST GEORGIA TODAY... .DRY HIGH PRESSURE WILL BUILD OVER THE REGION TODAY AND MIXING WILL ALLOW RELATIVE HUMIDITY VALUES TO FALL TO CRITICAL LEVELS. GAZ010-017-018-026-028-029-020100- /O.CON.KGSP.FW.W.0037.071201T1400Z-071202T0100Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 855 AM EST SAT DEC 1 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO BETWEEN 20 AND 25 PERCENT ACROSS EXTREME NORTHEAST GEORGIA THIS AFTERNOON. THESE VERY DRY CONDITIONS WILL PERSIST FOR SEVERAL HOURS...AND WILL COMBINE WITH DRY FUEL MOISTURE LEVELS TO ENHANCE FIRE DANGER. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY AND WARM TEMPERATURES WILL CREATE SIGNIFICANT FIRE GROWTH POTENTIAL. $$
000 WWUS82 KGSP 020000 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 700 PM EST SAT DEC 1 2007 GAZ010-017-018-026-028-029-020100- /O.CAN.KGSP.FW.W.0037.000000T0000Z-071202T0100Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 700 PM EST SAT DEC 1 2007 ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS CANCELLED THE RED FLAG WARNING. $$ NED
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 Nov 30, 2:33 PM EST, 6 minutes earlier.
Area forecast discussion, Nov 30, 2:33 PM EST, 6 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
233 PM EST FRI NOV 30 2007
.SYNOPSIS...
HIGH PRESSURE WILL REMAIN IN CONTROL OF OUR WEATHER THROUGH
SATURDAY. A LOW PRESSURE SYSTEM IS EXPECTED TO FORM OVER THE
SOUTHWESTERN STATES TONIGHT AND EARLY SATURDAY...THEN CROSS THE
PLAINS AND THE GREAT LAKES THIS WEEKEND AS IT STRENGTHENS. THE
COLD FRONT EXTENDING SOUTH FROM THE LOW WILL CROSS OUR REGION FROM
THE WEST SUNDAY NIGHT. WEAK HIGH PRESSURE WILL FOLLOW THE FRONT
AND KEEP TRANQUIL WEATHER INTO MID WEEK.
&&
.NEAR TERM /THROUGH TONIGHT/...
SFC RIDGING WILL REINFORCE ITSELF OVER THE CWFA TONIGHT...WITH THE
RESULTANT NORTHERLY LLVL FLOW MAINTAINING THE DRY AIR ACRS THE
REGION. SOME DEGREE OF HIGH CLOUDINESS SHOULD BE ALL WE HAVE TO DEAL
WITH...ESPECIALLY ACRS NC ZONES...CLOSER TO UPPER JET MAX. LITTLE
MORE THAN TWEAKS EXPECTED TO THE GOING MIN TEMP...WHICH IS ABOUT A
CATEGORY BELOW SEASONAL NORMALS.
&&
.SHORT TERM /SATURDAY THROUGH SUNDAY NIGHT/...
AS OF 225 PM FRIDAY...RIDGING AT THE SFC AND ALOFT WILL REMAIN IN
PLACE ACROSS THE SOUTHEAST SATURDAY THROUGH SUNDAY. SRN AND NRN
STREAM UPPER WAVES WILL THEN PHASE BACK IN OVER THE EASTERN CONUS
TOWARD SUNDAY NIGHT...BUT WITH THE BETTER DYNAMICS PASSING NORTH OF
THE FORECAST AREA. CLOUDS SHOULD QUICKLY RETURN AHEAD OF THE SRN
STREAM FEATURE DURING THE DAY SUNDAY AS LOW LEVEL MOIST UPGLIDE SETS
UP IN THE WARM ADVECTION. SOME FAIRLY GOOD RIGHT ENTRANCE REGION
DIVERGENCE WILL ARRIVE TOWARD 00Z MONDAY...JUST AHEAD OF THE
APPROACHING COLD FRONT...TO PROVIDE THE BEST LIFT FOR PRECIPITATION.
SFC BASED CAPE VALUES APPEAR TO BE VERY LIMITED WITH THE NIGHTTIME
FROPA...BUT 0 TO 3 KM SHEAR VALUES REACH 50 KT BY LATE SUNDAY
EVENING. ANY SHALLOW LINE SEGMENTS THAT FORM AHEAD OF THE FRONT WILL
HAVE TO BE MONITORED CLOSELY AS THEY MOVE ACROSS PIEDMONT SECTIONS.
PRECIPITATION ALONG THE FRONTAL ZONE SHOULD QUICKLY TRANSIT THE AREA
SUNDAY NIGHT. THE SLIGHTLY FASTER GFS IS PREFERRED IN THE SWIFT
UPPER FLOW PATTERN.
&&
.LONG TERM /MONDAY THROUGH THURSDAY/...
AS OF 220 PM EDT FRIDAY...OTHER THAN A FEW LINGERING MAINLY MTN
SHOWERS...PRECIP IS EXPECTED TO BE SE OF CWA EARLY MON MORNING...
ALTHOUGH IT SHOULD BE WINDY OVER MTNS MUCH OF THE DAY. UPPER TROF
REMAINS OVER E STATES WITH A REINFORCING TROF AND SHOT OF PVA WED
INTO THU...BUT WITHOUT SIG MOISTURE TO WORK WITH KEPT MOST OF CWA
DRY. HAVE JUST SLIGHT CHANCE POPS NC MTNS/FOOTHILLS WED-WED
NIGHT...THEN FAVORING GFS KEPT THINGS DRY THROUGH FRI. WITH MORE
SUNSHINE AND DOWNSLOPE FLOW MON...TEMPS WARM TO NEAR AVG...THEN COOL
A CAT BELOW AVG TUE AS COLDER AIR MOVES IN BEHIND FRONT. TEMPS
SHOULD WARM UP TO SLIGHTLY ABV AVG WED AS FLOW BECOMES MORE SW...
THEN COOL DOWN BELOW AVG THU AND FRI AS A DRY CLOD FRONT MOVES
THROUGH THE AREA.
&&
.AVIATION /20Z FRIDAY THROUGH WEDNESDAY/...
JUST VARYING AMOUNTS OF MOSTLY THIN HIGH CLOUDS TO DEAL WITH FOR THE
TAF PERIOD WITH VERY DRY LLVLS PREVENTING ANY BR DEVELOPMENT. MAINLY
LIGHT WINDS...TENDING FROM THE NORTH...WILL CONTINUE.
AVIATION OUTLOOK...SHOWERS WILL BECOME INCREASINGLY LIKELY OUT AHEAD
OF AN APPROACHING COLD FRONT LATER SUNDAY INTO SUNDAY NIGHT. GUSTY
NW WINDS ARE LIKELY IN THE WAKE OF THIS FRONT ON MONDAY.
&&
.FIRE WEATHER...
VERY DRY AIR IS EXPECTED TO MIX TO THE SURFACE ON
SATURDAY...PRODUCING RH VALUES LESS THAN 25 PERCENT FOR SEVERAL
HOURS. BASED ON THE LATEST FUEL MOISTURE VALUES FROM THE GEORGIA
FORESTRY COMMISSION AROUND 10 PERCENT...A RED FLAG WARNING WILL BE
POSTED ACROSS OUR SIX NORTHEAST GEORGIA COUNTIES FOR SATURDAY.
&&
.GSP WATCHES/WARNINGS/ADVISORIES...
GA...RED FLAG WARNING FROM 9 AM TO 8 PM EST SATURDAY FOR GAZ010-017-
018-026-028-029.
NC...NONE.
SC...NONE.
&&
SYNOPSIS...DEO
NEAR TERM...CSH
SHORT TERM...HG
LONG TERM...RB
AVIATION...CSH
FIRE WEATHER...HGHazardous weather outlook, Nov 30, 2:39 PM EST, 0 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 239 PM EST FRI NOV 30 2007 NCZ033-035>037-048>053-056>059-062>065-068>072-082-501>510- SCZ001>014-019-011945- 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- 239 PM EST FRI NOV 30 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. GAZ010-017-018-026-028-029-011945- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 239 PM EST FRI NOV 30 2007 ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 8 PM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. RED FLAG WARNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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.