Alert archive / Georgia / Red Flag Warnings in 2007
Red Flag Warning 15, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this red flag warning at Apr 21, 2007, 3:44 PM EDT for 6 counties in Georgia. It took effect at Apr 22, 2007, 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 21, 2007, 3:44 PM EDT (19:44 UTC)
- In effect from
- Apr 22, 2007, 12:00 PM EDT
- Expired
- Apr 22, 2007, 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 19:46 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
- 1424 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- -2 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 211944 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 344 PM EDT SAT APR 21 2007 GAZ010-017-018-026-028-029-221100- /O.NEW.KGSP.FW.W.0015.070422T1600Z-070423T0000Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 344 PM EDT SAT APR 21 2007 ...RED FLAG WARNING IN EFFECT FROM 12 PM TO 8 PM EDT SUNDAY... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 12 PM TO 8 PM EDT SUNDAY. MOSTLY SUNNY CONDITIONS WILL PUSH TEMPERATURES INTO THE UPPER 70S SUNDAY AFTERNOON. THE COMBINATION OF WARM TEMPERATURES AND LOW DEWPOINTS WILL RESULT IN WIDESPREAD RELATIVE HUMIDITY VALUES FROM 22 TO 27 PERCENT. DRY FUEL MOISTURE AND LOW RELATIVE HUMIDITY WILL INCREASE THE FIRE DANGER SUNDAY AFTERNOON AND EARLY EVENING. 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 RAPID FIRE GROWTH POTENTIAL. $$ NED
3 follow-up statements
000 WWUS82 KGSP 221434 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1034 AM EDT SUN APR 22 2007 GAZ010-017-018-026-028-029-230000- /O.CON.KGSP.FW.W.0015.070422T1600Z-070423T0000Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 1034 AM EDT SUN APR 22 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. SUNNY SKIES WILL PUSH TEMPERATURES INTO THE UPPER 70S TO AROUND 80 THIS AFTERNOON. THE COMBINATION OF WARM TEMPERATURES AND LOW DEWPOINTS WILL RESULT IN WIDESPREAD RELATIVE HUMIDITY VALUES FROM 20 TO 25 PERCENT. DRY FUEL MOISTURE AND LOW RELATIVE HUMIDITY WILL INCREASE THE FIRE DANGER THIS AFTERNOON AND EARLY EVENING. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL. $$
000 WWUS82 KGSP 221925 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 325 PM EDT SUN APR 22 2007 GAZ010-017-018-026-028-029-230000- /O.CON.KGSP.FW.W.0015.000000T0000Z-070423T0000Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 325 PM EDT SUN APR 22 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. WIDESPREAD RELATIVE HUMIDITY VALUES FROM 20 TO 25 PERCENT WILL CONTINUE ACROSS NORTHEAST GEORGIA INTO THE EARLY EVENING. DRY FUEL MOISTURE AND LOW RELATIVE HUMIDITY WILL INCREASE THE FIRE DANGER DURING THIS TIME. 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 RAPID FIRE GROWTH POTENTIAL. $$ NCZ035>037-056-057-068>072-082-501>510-231100- /O.NEW.KGSP.FW.A.0010.070423T1600Z-070424T0100Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL- BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS- EASTERN POLK- 325 PM EDT SUN APR 22 2007 ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING. WARM AND DRY CONDITIONS WILL REMAIN ACROSS THE FOOTHILLS AND PIEDMONT OF NORTH CAROLINA MONDAY. RELATIVE HUMIDITY VALUES WILL FALL TO AROUND 25 PERCENT BY AFTERNOON. WINDS WILL INCREASE AND BECOME GUSTY DURING THE LATE MORNING. THE WINDS COULD REACH RED FLAG CRITERIA DURING THE AFTERNOON. THIS COMBINATION OF WEATHER AND VERY LOW FUEL MOISTURE WOULD CREATE AN INCREASE IN FIRE DANGER. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
000 WWUS82 KGSP 230006 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 806 PM EDT SUN APR 22 2007 GAZ010-017-018-026-028-029-230115- /O.EXP.KGSP.FW.W.0015.000000T0000Z-070423T0000Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 806 PM EDT SUN APR 22 2007 ...RED FLAG WARNING HAS EXPIRED... RELATIVE HUMIDITY VALUES HAVE RECOVERED ABOVE 25 PERCENT ACROSS EXTREME NORTHEAST GEORGIA. THE RED FLAG WARNING HAS THUS BEEN ALLOWED TO EXPIRE ON SCHEDULE. $$ NCZ035>037-056-057-068>072-082-501>510-230815- /O.CON.KGSP.FW.A.0010.070423T1600Z-070424T0100Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL- BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS- EASTERN POLK- 806 PM EDT SUN APR 22 2007 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING... A FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING FOR THE FOOTHILLS AND PIEDMONT OF WESTERN NORTH CAROLINA. WARM AND DRY CONDITIONS WILL PERSIST ACROSS THE REGION ON MONDAY. RELATIVE HUMIDITY VALUES ARE EXPECTED TO TO FALL TO AROUND 25 PERCENT BY MONDAY AFTERNOON. SOUTHWEST WINDS WILL INCREASE THROUGH THE LATE MORNING AND BECOME GUSTY BY AFTERNOON...WITH WIND SPEEDS GENERALLY 15 TO 20 MPH. THIS COMBINATION OF LOW HUMIDITY...GUSTY WINDS...AND VERY LOW FUEL MOISTURE WOULD PRODUCE INCREASED FIRE DANGER. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ HG
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 Apr 21, 2:54 PM EDT, 50 minutes earlier.
Area forecast discussion, Apr 21, 2:54 PM EDT, 50 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
254 PM EDT SAT APR 21 2007
.SHORT TERM /TONIGHT THROUGH TUESDAY/...
DEEP RIDGING ACROSS THE REGION WILL KEEP THE CWA DRY AND MILD
THROUGH THE REST OF THE WEEKEND. RIDGETOP CU WILL DISSIPATE AROUND
SUNSET TODAY AND IS ANTICIPATED TO REDEVELOP BY MID SUN MORNING. THE
BL HAS DRIED CONSIDERABLY THIS AFTERNOON AND CROSSOVER TEMPERATURES
WILL NOT BE REACHED. HOWEVER...RIDGETOP TEMPS TONIGHT MAY COOL INTO
THE LOW TO MID 30S TONIGHT...SUPPORTING PATCHY FROST. I WILL KEEP
FROST IN THE WX GRID AND MENTION IN THE HWO. TEMPERATURES SHOULD
RAPIDLY WARM TOMORROW MORNING AND TOP OUT ONE TO TWO DEGREES ABOVE
VALUES REACHED THIS AFTERNOON.
UPPER RIDGE OVER THE AREA SUNDAY NIGHT GETS FLATTENED MONDAY AS
WEAKENING UPPER LOW TOPS THE RIDGE. HEIGHTS RISE AGAIN MONDAY AS
SHORT WAVE RIDGE BUILDS IN AHEAD OF NEXT UPPER LOW. AT THE SURFACE
RIDGE AXIS GETS SUPPRESSED TO OUR SOUTH AS COLD FRONT MOVES
EASTWARD WELL TO OUR NORTH. WENT BELOW GUIDANCE FOR LOWS SUNDAY
NIGHT WITH RIDGE AXIS...DRY ATMOS...LIGHT WINDS AND MOSTLY CLEAR
SKIES IN PLACE. HIGHS MONDAY ABOUT 7 DEGREES ABOVE NORMAL AS
THICKNESSES REMAIN HIGH EVEN WITH FLATTENING RIDGE. FRONT SAGS
INTO THE AREA TUESDAY. EXPECT NAM INSTABILITY IS TOO HIGH DUE TO
ITS VERY HIGH DEW POINTS. HOWEVER...EVEN GFS SHOWS INSTABILITY
OVER THE MOUNTAINS. BEST MOISTURE WILL BE OVER THE MOUNTAINS AS
WELL. 12Z MREF AND 09Z SREF BOTH HAVE LOW POP FOR THE MOUNTAINS.
THEREFORE...WILL ADD SLIGHT CHC POP AFTER MIDNIGHT MONDAY NIGHT
AND ALL DAY TUESDAY. LOWS RETURN TO ABOVE NORMAL LEVELS MONDAY
NIGHT AND HIGHS REMAIN ABOVE NORMAL FOR TUESDAY.
&&
.LONG TERM /TUESDAY NIGHT THROUGH SATURDAY/...
MEDIUM RANGE GUIDANCE CLOSE EARLY ON THEN DIVERGE GREATLY BY THE END
OF THE PERIOD. HAVE FOLLOWED NATIONAL GUIDANCE WHICH IS A CONSENSUS
OF THE OPERATIONAL AND ENSEMBLE GFS/ECMWF. LEFT OVER FRONTAL SYSTEM
JUST TO OUR NORTH MOVES NORTH AWAY FROM THE AREA WEDNESDAY. A
FRONTAL SYSTEM MOVES TOWARD THE AREA THURSDAY AND THROUGH THE AREA
FRIDAY. THEN A WARM FRONT MOVES NORTH INTO THE AREA SATURDAY. USING
ENSEMBLE POP...THURSDAY THROUGH FRIDAY WILL HAVE THE BEST CHANCE OF
PRECIP. WELL ABOVE NORMAL TEMPS WEDNESDAY...FALL TO A LITTLE ABOVE
NORMAL AND REMAIN NEARLY STEADY THURSDAY THROUGH SATURDAY.
&&
.AVIATION /19Z-18Z/...
THE WESTERN CAROLINAS WILL REMAIN UNDER A DRY CANADIAN AIR MASS
THROUGH THE 18Z TAF PERIOD. THE SKY SHOULD CLEAR AROUND SUNSET AND
MAINLY MTN CU WILL REDEVELOP LATE SUN AM. WINDS WILL REMAIN LESS
THAN 5 KTS FROM VARIOUS DIRECTIONS.
&&
.FIRE WEATHER...
SLIGHTLY WARMER TEMPERATURES AND SIMILAR DEWPOINTS SHOULD CREATE RH
VALUES A FEW PERCENTAGES BELOW THIS AFTERNOON. RH VALUES EAST OF THE
MTNS SUN AFTERNOON SHOULD FALL IN THE MID 20S FOR TWO TO THREE
HOURS. OTHERWISE...MIXING HEIGHTS WILL REMAIN HIGH AND WINDS WILL
REMAIN LIGHT. AFTER COORDINATING FIRE DANGER WITH FORESTRY OFFICIALS
IN GA...WILL ISSUE A RFW FOR SUN AFTERNOON AND EARLY EVENING.
&&
.GSP WATCHES/WARNINGS/ADVISORIES...
GA...RED FLAG WARNING FROM 12 PM TO 8 PM EDT SUNDAY FOR GAZ010-017-
018-026-028-029.
NC...NONE.
SC...NONE.
&&
SHORT TERM...NED/RWH
LONG TERM...RWH
AVIATION...NED
FIRE WEATHER...NEDHazardous weather outlook, Apr 21, 5:30 AM EDT, 10 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 530 AM EDT SAT APR 21 2007 GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065- 068>072-082-501>510-SCZ001>014-019-220930- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-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- 530 AM EDT SAT APR 21 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...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...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. KRENTZ
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.