Alert archive / North Carolina / Red Flag Warnings in 2008
Red Flag Warning 26, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this red flag warning at Nov 21, 2008, 3:53 AM EST for 11 counties in North Carolina; 6 counties in Georgia; 8 counties in South Carolina. It took effect at Nov 21, 2008, 10:00 AM EST. 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
- Nov 21, 2008, 3:53 AM EST (08:53 UTC)
- In effect from
- Nov 21, 2008, 10:00 AM EST
- Expired
- Nov 21, 2008, 6:00 PM EST
- In force
- 8 hr
- Issued by
- NWS Greenville-Spartanburg, SC
All 25 counties
Elbert County, GA, Franklin County, GA, Habersham County, GA, Hart County, GA, Rabun County, GA, Stephens County, GA, Alexander County, NC, Cabarrus County, NC, Catawba County, NC, Cleveland County, NC, Davie County, NC, Gaston County, NC, Iredell County, NC, Lincoln County, NC, Mecklenburg County, NC, Rowan County, NC, Union County, NC, Abbeville County, SC, Anderson County, SC, Cherokee County, SC, Chester County, SC, Greenwood County, SC, Laurens County, SC, Union County, SC, York County, SC
The radar
The Greer radar (KGSP), 42 km from the middle of the area, began a volume at 08:56 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
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.9 hours before the alert went out and 209 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
- 2118 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 171 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 210853 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 353 AM EST FRI NOV 21 2008 GAZ018-026-028-029-SCZ004>014-019-211600- /O.UPG.KGSP.FW.A.0008.081121T1500Z-081121T2200Z/ /O.NEW.KGSP.FW.W.0026.081121T1500Z-081121T2300Z/ STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS- GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE- LAURENS-UNION SC-CHESTER-GREENWOOD- 353 AM EST FRI NOV 21 2008 ...RED FLAG WARNING FOR WIND AND RELATIVE HUMIDITY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS UPGRADED THE FIRE WEATHER WATCH TO A RED FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EST THIS AFTERNOON. NORTHWEST WINDS ARE EXPECTED TO INCREASE TO 15 TO 20 MPH BY LATE MORNING ACROSS THE PIEDMONT OF UPSTATE SOUTH CAROLINA AND NORTHEAST GEORGIA. GUSTS TO 30 MPH WILL BE POSSIBLE THROUGHOUT THE DAY. IN ADDITION...RELATIVE HUMIDITY WILL DROP TO 25 PERCENT BY 1 PM...AND REMAIN IN THE 20 TO 25 PERCENT RANGE THROUGH SUNSET. THESE CONDITIONS WILL COMBINE WITH VERY LOW FUEL MOISTURE TO PRODUCE A FAVORABLE ENVIRONMENT FOR THE RAPID SPREAD OF WILDFIRE. 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 LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ GAZ010-017-SCZ001>003-211600- /O.NEW.KGSP.FW.W.0026.081121T1500Z-081121T2300Z/ RABUN-HABERSHAM-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREENVILLE MOUNTAINS- 353 AM EST FRI NOV 21 2008 ...RED FLAG WARNING FOR WIND AND RELATIVE HUMIDITY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EST THIS AFTERNOON. NORTHWEST WINDS ARE EXPECTED TO INCREASE TO 15 TO 25 MPH BY LATE MORNING ACROSS THE MOUNTAINS OF SOUTH CAROLINA AND NORTHEAST GEORGIA. GUSTS TO 35 MPH WILL BE POSSIBLE THROUGHOUT THE DAY. IN ADDITION...RELATIVE HUMIDITY WILL DROP TO AROUND 25 PERCENT BY 1 PM...AND REMAIN LOW THROUGH SUNSET. THESE CONDITIONS WILL COMBINE WITH VERY LOW FUEL MOISTURE TO PRODUCE A FAVORABLE ENVIRONMENT FOR THE RAPID SPREAD OF WILDFIRE. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ LANE
4 follow-up statements
000 WWUS82 KGSP 211535 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1035 AM EST FRI NOV 21 2008 NCZ035>037-056-057-068>072-082-212300- /O.EXA.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC- 1035 AM EST FRI NOV 21 2008 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON...FOR THE NORTH CAROLINA PIEDMONT. NORTHWEST WINDS ARE EXPECTED TO INCREASE TO 20 TO 25 MPH...WITH GUSTS 30 TO 35 MPH...THIS AFTERNOON ACROSS THE PIEDMONT OF NORTH CAROLINA. IN ADDITION...RELATIVE HUMIDITY VALUES WILL DROP TO AROUND 25 PERCENT FOR A FEW HOURS. THESE CONDITIONS WILL COMBINE WITH VERY LOW FUEL MOISTURE TO PRODUCE A FAVORABLE ENVIRONMENT FOR THE RAPID SPREAD OF WILDFIRES. 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 LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ GAZ010-017-018-026-028-029-SCZ001>014-019-212300- /O.CON.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 1035 AM EST FRI NOV 21 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON FOR THE UPSTATE OF SOUTH CAROLINA AND EXTREME NORTHEAST GEORGIA. NORTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH THIS AFTERNOON ACROSS NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. WIND GUSTS OF 30 TO 35 MPH WILL ALSO BE POSSIBLE AT TIMES. IN ADDITION...RELATIVE HUMIDITY VALUES WILL DROP BELOW 25 PERCENT EARLY THIS AFTERNOON...AND THEN REMAIN LOW THROUGH SUNSET. THESE CONDITIONS WILL COMBINE WITH VERY LOW FUEL MOISTURE TO PRODUCE A FAVORABLE ENVIRONMENT FOR THE RAPID SPREAD OF WILDFIRES. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ HG
000 WWUS82 KGSP 211852 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 152 PM EST FRI NOV 21 2008 GAZ010-017-018-026-028-029-220300- /O.NEW.KGSP.FW.W.0027.081122T1400Z-081123T0000Z/ /O.CON.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 152 PM EST FRI NOV 21 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 7 PM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM TO 7 PM EST SATURDAY. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. NORTHWEST WINDS OF 15 TO 25 MPH THIS AFTERNOON ACROSS NORTHEAST GEORGIA WILL COMBINE WITH RELATIVE HUMIDITY VALUES OF 20 TO 25 PERCENT TO GREATLY ENHANCE FIRE DANGER THROUGH SUNSET. IN ADDITION...RELATIVE HUMIDITY VALUES WILL ONCE AGAIN FALL INTO THE LOWER 20S ON SATURDAY. WINDS WILL BE MUCH LESS ON SATURDAY...BUT CONTINUED VERY LOW FUEL MOISTURES WILL CREATE A FAVORABLE ENVIRONMENT FOR THE DEVELOPMENT OF WILDFIRES. 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 LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ NCZ035>037-056-057-068>072-082-SCZ001>014-019-212300- /O.CON.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREENVILLE MOUNTAINS-GREATER OCONEE-GREATER PICKENS- GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE- LAURENS-UNION SC-CHESTER-GREENWOOD- 152 PM EST FRI NOV 21 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON ACROSS UPSTATE SOUTH CAROLINA AND THE PIEDMONT OF WESTERN NORTH CAROLINA. NORTHWEST WINDS OF 20 TO 25 MPH THIS AFTERNOON ARE COMBINING WITH RELATIVE HUMIDITY VALUES AROUND 25 PERCENT TO GREATLY ENHANCE FIRE DANGER. VERY DRY FUELS COULD LEAD TO THE RAPID DEVELOPMENT AND SPREAD OF WILDFIRES. THESE CONDITIONS WILL PERSIST UNTIL SUNDOWN. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ HG
000 WWUS82 KGSP 211955 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 255 PM EST FRI NOV 21 2008 GAZ010-017-018-026-028-029-221200- /O.NEW.KGSP.FW.A.0009.081123T1700Z-081123T2300Z/ /O.CON.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ /O.CON.KGSP.FW.W.0027.081122T1400Z-081123T0000Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 255 PM EST FRI NOV 21 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 7 PM EST SATURDAY... ...FIRE WEATHER WATCH IN EFFECT SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT SUNDAY AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 7 PM EST SATURDAY. NORTHWEST WINDS OF 15 TO 25 MPH THIS AFTERNOON ACROSS NORTHEAST GEORGIA WILL COMBINE WITH RELATIVE HUMIDITY VALUES OF 20 TO 25 PERCENT TO GREATLY ENHANCE FIRE DANGER THROUGH SUNSET. IN ADDITION...RELATIVE HUMIDITY VALUES WILL ONCE AGAIN FALL INTO THE LOWER 20S ON SATURDAY. WINDS WILL BE MUCH LESS ON SATURDAY...BUT CONTINUED VERY LOW FUEL MOISTURES WILL CREATE A FAVORABLE ENVIRONMENT FOR THE DEVELOPMENT OF WILDFIRES. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO AROUND 25 PERCENT FOR AROUND FOUR HOURS AGAIN ON SUNDAY AFTERNOON. 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 LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ NCZ035>037-056-057-068>072-082-SCZ001>014-019-212300- /O.CON.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREENVILLE MOUNTAINS-GREATER OCONEE-GREATER PICKENS- GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE- LAURENS-UNION SC-CHESTER-GREENWOOD- 255 PM EST FRI NOV 21 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. NORTHWEST WINDS OF 20 TO 25 MPH THIS AFTERNOON ARE COMBINING WITH RELATIVE HUMIDITY VALUES AROUND 25 PERCENT TO GREATLY ENHANCE FIRE DANGER. VERY DRY FUELS COULD LEAD TO THE RAPID DEVELOPMENT AND SPREAD OF WILDFIRES. THESE CONDITIONS WILL PERSIST UNTIL SUNDOWN. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND LOW FUEL MOISTURE WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ 07
000 WWUS82 KGSP 212258 RFWGSP RED FLAG WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 558 PM EST FRI NOV 21 2008 GAZ010-017-018-026-028-029-220700- /O.EXP.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ /O.CON.KGSP.FW.W.0027.081122T1400Z-081123T0000Z/ /O.CON.KGSP.FW.A.0009.081123T1700Z-081123T2300Z/ RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT- 558 PM EST FRI NOV 21 2008 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 7 PM EST SATURDAY... ...FIRE WEATHER WATCH REMAINS IN EFFECT SUNDAY AFTERNOON... ...RED FLAG WARNING WILL EXPIRE AT 6 PM EST THIS AFTERNOON... THE RED FLAG WARNING WILL EXPIRE AT 6 PM EST THIS AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 7 PM EST SATURDAY. A FIRE WEATHER WATCH REMAINS IN EFFECT SUNDAY AFTERNOON. WINDS HAVE TAPERED OFF AND RELATIVE HUMIDITY HAS INCREASED SO THE WARNING FOR THIS AFTERNOON WILL BE ALLOWED TO EXPIRE. RELATIVE HUMIDITY WILL FALL INTO THE LOWER 20S AGAIN ON SATURDAY. WINDS WILL BE LIGHT BUT VERY LOW FUEL MOISTURES WILL CREATE A FAVORABLE ENVIRONMENT FOR THE DEVELOPMENT OF WILDFIRES. RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO AROUND 25 PERCENT FOR AROUND FOUR HOURS AGAIN ON SUNDAY AFTERNOON. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ NCZ035>037-056-057-068>072-082-SCZ001>014-019-220000- /O.EXP.KGSP.FW.W.0026.000000T0000Z-081121T2300Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREENVILLE MOUNTAINS-GREATER OCONEE-GREATER PICKENS- GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE- LAURENS-UNION SC-CHESTER-GREENWOOD- 558 PM EST FRI NOV 21 2008 ...RED FLAG WARNING WILL EXPIRE AT 6 PM EST THIS AFTERNOON... THE RED FLAG WARNING WILL EXPIRE AT 6 PM EST THIS AFTERNOON. WINDS HAVE TAPERED OFF AND RELATIVE HUMIDITY HAS INCREASED SO THE WARNING FOR THIS AFTERNOON WILL BE ALLOWED TO EXPIRE. $$
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 21, 3:01 AM EST, 52 minutes earlier.
Area forecast discussion, Nov 21, 3:01 AM EST, 52 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
301 AM EST FRI NOV 21 2008
.SYNOPSIS...
COLD NORTHWEST FLOW IN THE WAKE OF A COLD FRONT WILL CONTINUE OVER
THE AREA THROUGH THE DAY. A STRONG AREA OF HIGH PRESSURE WILL
THEN MOVE OVER THE SOUTHEAST EARLY SATURDAY...AND REMAIN THE
DOMINANT WEATHER FEATURE THROUGH THE WEEKEND. ANOTHER COLD FRONT IS
THEN EXPECTED TO MOVE OVER THE CAROLINAS EARLY NEXT WEEK FOLLOWED BY
ANOTHER RIDGE OF HIGH PRESSURE BUILDING IN TOWARDS THE MIDDLE OF
NEXT WEEK.
&&
.NEAR TERM /THROUGH TONIGHT/...
A BAND OF DEEP LAYER FRONTOGENESIS IS ACTING ON MOISTURE POOLED
ALONG THE EAST SLOPES OF THE APPALACHIANS...RESULTING IN A BAND OF
RAIN/SNOW/SLEET OVER OUR NE ZONES ALONG THE I-77 CORRIDOR. THE 750
MB LEVEL SHOWS THE FRONTOGENESIS QUITE WELL ON THE GFS AND NAM. THIS
AREA OF FORCING SLOWLY DRIFTS TO THE SOUTH THIS MORNING...WHICH CAN
ALSO BE SEEN ON THE BUFKIT SOUNDING FOR GSO. AFTER 12 UTC THE MODELS
REALLY DRY OUT THE COLUMN...AND WHILE SOME QC FORCING WILL
REMAIN...IT APPEARS THE SNOW CRYSTAL GROWTH AREA WILL DRY
OUT...ENDING PCPN. THAT SAID...A WINTER WEATHER ADVISORY WILL BE
ISSUED FOR THE ROWAN...IREDELL AND DAVIE COUNTY AREAS AS SNOW IS
FALLING A GOOD CLIP IN THIS AREA AND THE SNOW BAND CONTINUES TO
BECOME BETTER DEFINED ON RADAR. ONLY LOOKING FOR AN INCH ON GRASSY
SFC/S...BUT AS OUR WINTER WX CRITERIA IS 1 INCH...THAT WILL DO IT.
THE WINTER WEATHER ADVISORY FOR SNOW FOR THE MTN COUNTIES THAT
BORDER TN WILL BE LEFT AS IS. I DID UP THE QPF AND HENCE SNOWFALL
AMOUNTS A LITTLE. WITH H8 TEMPS FALLING SO QUICKLY THIS
MORNING...SNOW RATIOS WILL BE PUSHING 20:1 BY THE TIME THE PCPN
STARTS TO TAPER OFF IN THE EARLY AFTERNOON. SO A FEW PLACES MAY
APPROACH 3 INCHES...ESPECIALLY IN THE NRN MTNS WHERE LAPSE RATES
WILL BE STEEPER AND LAYER RH/S HIGHER TO THE NORTH OF THE MID-LEVEL
JET CORE.
A WIND ADVISORY WILL BE ISSUED FOR MOST OF THE REST OF THE NC
MOUNTAIN COUNTIES THAT ARE NOT ALREADY IN A WINTER WEATHER ADVISORY.
WINTER WEATHER ADVISORIES NOW ENCOMPASS WIND PRODUCTS...WHICH IS WHY
A WIND ADVISORY WON/T BE ISSUED FOR THOSE COUNTIES. I/LL ISSUE A
LAKE WIND ADVISORY FOR THE REST OF THE FA. AS CAE AND FFC BOTH HAVE
WIND ADVISORIES UP FOR THEIR ENTIRE FA/S...IT WOULD LOOK A LITTLE
ODD NOT TO HAVE ONE UP OVER THE WRN UPSTATE AND NE GA WHERE I HAVE
MY WEAKEST WINDS TODAY. AND EVEN IN THESE ZONES THE POTENTIAL FOR
GUSTS UP TO 35 MPH WILL BE PRETTY GOOD CONSIDERING THE STRONG CAA
AND PRESSURE RISES DURING THE COURSE OF THE DAY.
THERE ARE ALSO RED FLAG PRODUCTS AND FIRE DANGER STATEMENTS IN
EFFECT. SEE THE FIRE WX PART OF THE DISCUSSION FOR THOSE DETAILS.
&&
.SHORT TERM /SATURDAY THROUGH MONDAY/...
AS OF 210 AM FRIDAY...MUCH OF THE SHORT TERM WILL BE CHARACTERIZED
BY VERY COOL AND DRY CONDITIONS...AS CANADIAN HIGH PRESSURE
DOMINATES THROUGH MOST OF THE PERIOD. A RATHER POTENT SW TROUGH WILL
SWING ACROSS THE AREA W/IN NORTHWEST FLOW ALOFT SATURDAY NIGHT.
HOWEVER...THE LOW LEVELS OF THE ATMOSPHERE WILL REMAIN EXTREMELY
DRY...SO INCREASED HIGH CLOUDINESS WILL BE THE EXTENT OF THE EFFECTS
ON OUR SENSIBLE WEATHER.
BY MONDAY...THE UPPER FLOW TRANSITIONS TO ZONAL...AS THE EASTERN
TROUGH MOVES RAPIDLY OVER THE ATLANTIC...AND A SIGNIFICANT STORM
SYSTEM ORGANIZES OVER THE CENTRAL CONUS. THE ASSOCIATED COLD FRONT
WILL RACE ACROSS THE TENN VALLEY EARLY MONDAY...WITH SHOWERS
POSSIBLE ACROSS THE WESTERN CAROLINAS/NORTHEAST GEORGIA BY
AFTERNOON. ALTHOUGH THE DAY WILL BE OFF TO A COOL START...ANY PRECIP
SHOULD OCCUR LATE ENOUGH IN THE DAY TO PRECLUDE WINTRY PRECIP
CONCERNS AT ONSET.
&&
.LONG TERM /MONDAY NIGHT THROUGH THURSDAY/...
AS OF 130 AM FRIDAY...THE LARGE SCALE SYNOPTIC PATTERN CONTINUES TO
LOOK GOOD FOR A NW FLOW SN EVENT TUE. THE MODELS AGREE WELL WITH
EACH OTHER AND HAVE KEPT GOOD TEMPORAL CONTINUITY THE LAST FEW RUNS.
SEE NO REASON TO DEVIATE FROM GOING FORECAST. THE GMOS AND THE HPC
POP GUIDANCE SEEM MUCH TOO LOW AFTER 12Z TUE CONSIDERING THE GOOD
MODEL CONFIDENCE AND THEIR RECENT PERFORMANCES. SO...WILL KEEP POPS
IN THE CHANCE RANGE AND PERHAPS BUMP UP A BIT. QPF STILL WILL BE A
CHALLENGE AS WE GET CLOSER TO THE EVENT. THE MODELS CONTINUE WITH
THE EASTWARD DISPLACEMENT OF H85 LOW AND GOOD GL MOISTURE FLUX AND
CONSISTENT VECTORING INTO THE NC MTNS. ALSO...UPPER LEVEL S/W LOOKS
TO ENHANCE SNOWFALL AMOUNTS AROUND 18Z TUE...ESP ON THE ECMWF. IN
ANY REGARDS...WILL ANTICIPATE A LINGERING EVENT INTO TUE EVENING AND
PERHAPS EARLY WED MORNING...BUT DISSIPATING BEFORE SUNRISE. THE
PROGRESSIVE PATTERN CONTINUES THROUGH THE REMAINDER OF THE EXT
PERIOD WITH SMALL SCALE RIDGING BUILDING ACROSS THE TN VALLEY LATE
WED INTO THU. THIS SETUP SHOULD ENABLE MAX TEMPS TO SLOWLY RISE TO
NEAR NORMAL BY WEEKS END...AFTER MAXES OF ABOUT 10 F BELOW NORMAL ON
TUE. MIN TEMPS LOOK TO REMAIN ABOUT 10 F BELOW NORMAL THROUGHOUT THE
EXT AS SURFACE HIGH SETTLES OVER THE REGION AND ALLOWS GOOD
RADIATIONAL COOLING TO DEVELOP EACH NIGHT.
&&
.AVIATION /08Z FRIDAY THROUGH TUESDAY/...
STRONG COLD ADVECTION WILL DEVELOP ACROSS THE REGION AFTER 0900 UTC.
WINDS AT KCLT...KGSP AND KGMU WILL BE OUT OF THE NNE FOR A FEW MORE
HOURS...BUT ONCE THE MIXING BECOMES DEEP ENOUGH THEY WILL TURN OUT
OF THE N AND THEN THE NW. A BAND OF LIGHT RA/SN MANY JUST CLIP KCLT
FROM THE N AS THE FRONT MOVES IN. I WON/T CARRY THAT IN THE TAF BUT
WILL KEEP A CLOSE EYE ON RADAR TRENDS. WINDS LATER THIS MORNING AND
THROUGH THE AFTERNOON SHOULD BE QUITE GUSTY AS STRONG COLD ADVECTION
CONTINUES. GUSTS OVER 30KTS ARE POSSIBLE...ESPECIALLY FROM KGSP
NORTHWARD. KEPT THE PREVIOUS WINDS PRETTY MUCH IN TACT..THOUGH I DID
RAISE GUSTS TO 30KTS AT KCLT FOR THE AFTERNOON HOURS. KAVL WILL
PROBABLY SEE A PERIOD OF SNOW SHOWERS AS THE FRONT MOVES
THROUGH...THOUGH I DON/T THINK THERE WILL BE ANYTHING BUT A VERY
BRIEF PERIOD OF LOW CIGS OR CLOUDS ASSOCIATED WITH IT. WINDS SHOULD
DIMINISH QUICKLY AROUND SUNSET TONIGHT AS HIGH PRESSURE BUILDS INTO
THE REGION. A WHILE
OUTLOOK...VFR CONDITIONS EXPECTED ACROSS THE REGION FRIDAY NIGHT
THROUGH SUNDAY AS STRONG DRY HIGH PRESSURE SETTLES IN. A COLD FRONT
WILL MOVE THROUGH THE AREA MON WITH A CHANCE OF SHOWERS AND CIG/VSBY
RESTRICTIONS.
&&
.FIRE WEATHER...
WINDY CONDITIONS ARE STILL EXPECTED TODAY OVER THE WESTERN CAROLINAS
AND NORTHEAST GEORGIA. CURRENT FORECAST RH VALUES ARE A LITTLE LOWER
THAN YESTERDAY...SATISFYING RED FLAG CRITERIA IN NE GA. OVER SC THE
COMBINATION OF RH AND WIND MEET CRITERIA OVER ABOUT 50 PERCENT OF
THE AREA...ENOUGH TO UPGRADE THE WATCH TO A FED FLAG WARNING. NOT AS
LARGE AN AREA HITS RED FLAG CRITERIA IN NC THIS AFTERNOON. THE
PIEDMONT AREAS AROUND CHARLOTTE STILL MAY MEET CRITERIA...AND WHILE
THE TEMPS WILL BE A LITTLE COOLER IN NC THIS AFTERNOON...THE WINDS
ARE EXPECTED TO BE STRONGER. THE FIRE DANGER STATEMENT WILL BE KEPT
RUNNING IN NC...AND AN UPGRADE STILL MAY BE NEEDED LATER IN THE
MORNING FOR PARTS OF THE FOOTHILLS AND PIEDMONT.
&&
.GSP WATCHES/WARNINGS/ADVISORIES...
GA...LAKE WIND ADVISORY FROM 6 AM THIS MORNING TO 6 PM EST THIS
AFTERNOON FOR GAZ010-017-018-026-028-029.
RED FLAG WARNING FROM 10 AM THIS MORNING TO 6 PM EST THIS
AFTERNOON FOR GAZ010-017-018-026-028-029.
NC...WIND ADVISORY FROM 6 AM THIS MORNING TO 6 PM EST THIS
AFTERNOON FOR NCZ053-059-063>065-501-503-505-507-509.
LAKE WIND ADVISORY FROM 6 AM THIS MORNING TO 6 PM EST THIS
AFTERNOON FOR NCZ035>037-056>058-062-068>072-082-502-504-
506-508-510.
WINTER WEATHER ADVISORY UNTIL NOON EST TODAY FOR NCZ033-
048>052.
SC...LAKE WIND ADVISORY FROM 6 AM THIS MORNING TO 6 PM EST THIS
AFTERNOON FOR SCZ001>014-019.
RED FLAG WARNING FROM 10 AM THIS MORNING TO 6 PM EST THIS
AFTERNOON FOR SCZ001>014-019.
&&
SYNOPSIS...JPT
NEAR TERM...MCAVOY
SHORT TERM...JDL
LONG TERM...SBK
AVIATION...MCAVOY
FIRE WEATHER...MCAVOYHazardous weather outlook, Nov 20, 3:12 PM EST, 12 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 312 PM EST THU NOV 20 2008 GAZ010-017-NCZ053-058-059-062>065-507-509-SCZ001>003-212015- RABUN-HABERSHAM-BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON- SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-RUTHERFORD MOUNTAINS- POLK MOUNTAINS-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREENVILLE MOUNTAINS- 312 PM EST THU NOV 20 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...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...FRIDAY THROUGH WEDNESDAY. NORTHWEST WINDS GUSTING OVER 30 MPH ARE EXPECTED ON FRIDAY. .SPOTTER INFORMATION STATEMENT... NONE. GAZ018-026-028-029-SCZ004>014-019-212015- STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS- GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE- LAURENS-UNION SC-CHESTER-GREENWOOD- 312 PM EST THU NOV 20 2008 ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FIRE WEATHER WATCH. NORTHWEST WINDS GUSTING OVER 30 MPH ARE EXPECTED ON FRIDAY. .SPOTTER INFORMATION STATEMENT... NONE. NCZ035>037-056-057-068>072-082-502-504-506-508-510-212015- ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE- EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK- 312 PM EST THU NOV 20 2008 ...FIRE DANGER STATEMENT IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND WESTERN NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FIRE DANGER STATEMENT. NORTHWEST WINDS GUSTING OVER 30 MPH ARE EXPECTED ON FRIDAY. .SPOTTER INFORMATION STATEMENT... NONE. NCZ033-048>052-212015- AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD- 312 PM EST THU NOV 20 2008 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 12 PM EST FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. NORTHWEST WINDS GUSTING OVER 30 MPH ARE EXPECTED ON FRIDAY. .SPOTTER INFORMATION STATEMENT... NONE. NCZ501-503-505-212015- CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS- 312 PM EST THU NOV 20 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NORTHWEST WINDS GUSTING OVER 30 MPH ARE EXPECTED ON FRIDAY. .SPOTTER INFORMATION STATEMENT... NONE. 07
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 21, 3:33 AM EST | Lake Wind Advisory | GSP | Alexander, Avery, Buncombe, Burke, Cabarrus, Caldwell and 22 more | 14 hr |
| Nov 21, 3:33 AM EST | Wind Advisory | GSP | Buncombe, Burke, Caldwell, Henderson, Jackson, McDowell and 3 more | 11 hr |
| Nov 21, 7:39 AM EST | Winter Storm Warning | GSP | Avery, Mitchell, Yancey | 7 hr |
| Nov 21, 1:52 PM EST | Red Flag Warning | GSP | Elbert, Franklin, Habersham, Hart, Rabun, Stephens | 29 hr |
| Nov 21, 2:55 PM EST | Fire Weather Watch | GSP | Elbert, Franklin, Habersham, Hart, Rabun, Stephens | 22 hr |
Nearby
Red Flag Warnings in North Carolina, 2008Red Flag Warnings in South Carolina, 2008Red Flag Warnings in Georgia, 2008Every red flag warning in 2008
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.