Alert archive / North Carolina / Wind Advisories in 2008

Wind Advisory 9, NWS Greenville-Spartanburg, SC

February 20, 2008Avery County, Mitchell County, Yancey County, North Carolina

NWS Greenville-Spartanburg, SC issued this wind advisory at Feb 20, 2008, 3:49 AM EST for Avery County, Mitchell County, Yancey County, North Carolina. It took effect at Feb 20, 2008, 9:00 AM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Feb 20, 2008, 3:49 AM EST (08:49 UTC)
In effect from
Feb 20, 2008, 9:00 AM EST
Expired
Feb 20, 2008, 6:00 PM EST
In force
9 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Avery County, NC, Mitchell County, NC, Yancey County, NC

The radar

The Knoxville radar (KMRX), 116 km from the middle of the area, began a volume at 08:51 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, 8.8 hours before the alert went out and 201 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, Greensboro/Hi Pt, NC at 00:00Z on 2008-02-20Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2008-02-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.1939587897117136156Sfc1 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
2258 m above ground
0-6 km bulk shear
91 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
235 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 
WWUS72 KGSP 200849
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
349 AM EST WED FEB 20 2008

...WINDY CONDITIONS TODAY ACROSS THE NORTHERN NORTH CAROLINA MOUNTAINS...


NCZ033-049-050-201700-
/O.NEW.KGSP.WI.Y.0009.080220T1400Z-080220T2300Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
349 AM EST WED FEB 20 2008

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM EST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO
6 PM EST THIS AFTERNOON. 

WINDS WILL INCREASE AND BECOME GUSTY ACROSS THE NORTHERN MOUNTAINS
MOUNTAINS OF NORTH CAROLINA LATE THIS MORNING THROUGH THE AFTERNOON.
WIND SPEEDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH CAN BE EXPECTED
TODAY...ESPECIALLY AT HIGHER ELEVATIONS.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

$$

GAZ010-017-018-026-028-029-NCZ035>037-048-051>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-201700-
/O.NEW.KGSP.LW.Y.0017.080220T1400Z-080220T2300Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-
DAVIE-MADISON-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-
INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...TOCCOA...
HARTWELL...ELBERTON...STATESVILLE...MOCKSVILLE...CHEROKEE...
WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY...SYLVA...
FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY...LINCOLNTON...
GASTONIA...CHARLOTTE...CONCORD...MONROE...LENOIR...MORGANTON...
MARION...LAKE LURE...RUTHERFORD...COLUMBUS...GREENVILLE...
SPARTANBURG...GAFFNEY...ROCK HILL...ANDERSON...ABBEVILLE...
LAURENS...UNION...CHESTER...GREENWOOD
349 AM EST WED FEB 20 2008

...LAKE WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A LAKE WIND ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING
TO 6 PM EST THIS AFTERNOON. 

WINDS WILL INCREASE ACROSS THE WESTERN CAROLINAS AND NORTHEAST
GEORGIA LATE THIS MORNING THROUGH THE AFTERNOON. WIND SPEEDS OF 15
TO 25 MPH WITH GUSTS UP TO 40 MPH CAN BE EXPECTED THROUGH THE
AFTERNOON.

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

$$

KRENTZ
1 follow-up statement
000 
WWUS72 KGSP 201433
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
933 AM EST WED FEB 20 2008

...WINDY CONDITIONS TODAY ACROSS THE NORTHERN NORTH CAROLINA
MOUNTAINS...

NCZ033-049-050-202300-
/O.CON.KGSP.WI.Y.0009.000000T0000Z-080220T2300Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
933 AM EST WED FEB 20 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FOR MUCH OF THE NORTHERN
MOUNTAINS OF NORTH CAROLINA UNTIL 6 PM EST THIS AFTERNOON.

WINDS WILL INCREASE AND BECOME GUSTY ACROSS THE NORTHERN
MOUNTAINS MOUNTAINS OF NORTH CAROLINA TODAY. WIND SPEEDS OF 25 TO
35 MPH WITH GUSTS UP TO 50 MPH CAN BE EXPECTED TODAY...ESPECIALLY
AT HIGHER ELEVATIONS.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

$$

GAZ010-017-018-026-028-029-NCZ035>037-048-051>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-202300-
/O.CON.KGSP.LW.Y.0017.000000T0000Z-080220T2300Z/
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-
DAVIE-MADISON-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-
INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...TOCCOA...
HARTWELL...ELBERTON...STATESVILLE...MOCKSVILLE...CHEROKEE...
WAYNESVILLE...ASHEVILLE...HICKORY...SALISBURY...SYLVA...
FRANKLIN...BREVARD...HENDERSONVILLE...SHELBY...LINCOLNTON...
GASTONIA...CHARLOTTE...CONCORD...MONROE...LENOIR...MORGANTON...
MARION...LAKE LURE...RUTHERFORD...COLUMBUS...GREENVILLE...
SPARTANBURG...GAFFNEY...ROCK HILL...ANDERSON...ABBEVILLE...
LAURENS...UNION...CHESTER...GREENWOOD
933 AM EST WED FEB 20 2008

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
AFTERNOON...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
AFTERNOON FOR MOST OF THE WESTERN CAROLINAS...UPSTATE SOUTH
CAROLINA...AND NORTHEAST GEORGIA.

WINDS WILL INCREASE ACROSS THE WESTERN CAROLINAS AND NORTHEAST
GEORGIA TODAY. WIND SPEEDS OF 15 TO 25 MPH WITH GUSTS UP TO 40
MPH CAN BE EXPECTED THROUGH THE AFTERNOON.

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP
ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

$$
07

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Feb 20, 3:21 AM EST, 28 minutes earlier.

Area forecast discussion, Feb 20, 3:21 AM EST, 28 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
321 AM EST WED FEB 20 2008

.SYNOPSIS...
HIGH PRESSURE ACROSS THE NORTHERN PLAINS WILL CONTINUE TO BUILD
EASTWARD ACROSS THE MID ATLANTIC THROUGH THE END OF THE WEEK. A LOW
PRESSURE SYSTEM WILL THEN DEVELOP ALONG THE GULF COAST AND PUSH
MOISTURE NORTHWARD ACROSS THE WESTERN CAROLINAS BEGINNING THURSDAY
NIGHT. A SECOND LOW PRESSURE SYSTEM WILL DEVELOP OFF THE EAST COAST
ON FRIDAY...PUSHING AWAY FROM THE REGION ON SATURDAY. WEAK HIGH
PRESSURE WILL THEN RETURN TO THE MID ATLANTIC FOR THE LATTER PART OF
THE WEEKEND.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
AN UPPER LEVEL TROF WILL REMAIN OVER THE EASTERN CONUS TODAY AND
NEGATIVE ENERGY WILL SWING OVER THE CWFA THIS AFTERNOON. THIS WILL
ENHANCE DOWNWARD MOTION THROUGHOUT THE AFTERNOON AND PROMOTE ANOTHER
DAY OF STRONG GUSTY WINDS. A WIND ADVISORY HAS BEEN ISSUED FOR THE
NORTHERN NC MTNS WHERE WINDS ABOVE 3000 FEET ARE EXPECTED TO REACH
40 KTS OR GREATER.  A LAKE WIND ADVISORY HAS ALSO BEEN ISSUED ACROSS
THE REMAINDER OF THE CWFA.

MODEL SOUNDINGS INDICATE A SHALLOWER MIXED LAYER THAN YESTERDAY AND
INCREASING BL MOISTURE THROUGHOUT THE DAY AS A  COLD FRONT
APPROACHES THE AREA. THIS WILL LIMIT THE AMOUNT OF TD MIXING DURING
THE AFTERNOON AND EXPECT TD/S IN THE MID 20S...ABOUT 10 DEGREES
HIGHER THAN YESTERDAY AFTERNOON.  AFTERNOON HIGHS SHOULD HAVE NO
PROBLEM HITTING AROUND 60 OUTSIDE THE MTNS WITH SFC LAYERED SW FLOW
THROUGH 00Z. ONCE AGAIN RH LEVELS SHOULD BE LOW ENOUGH TO WARRANT
THE RED FLAG WARNING. CLOUDS COULD BE A FACTOR IN KEEPING TEMPS DOWN
A DEGREE OR TWO AND WENT BELOW MOS GUIDANCE A TAD BASED ON
VARIATIONS IN THE SHORT RANGE MODEL/S  H85-H7 RH SOLNS. THE MOISTER
RUC WAS BLENDED IN THROUGH THE AFTERNOON TO GAIN PARTLY CLOUDY SKIES
ACROSS THE PIEDMONT AS FRONT MOVES INTO THE MTNS...BUT RIGHT NOW IT
DOESN/T LOOK LIKE A TEMP REDUCING CIG WILL DEVELOP AHEAD OF FRONT AS
ISENTROPIC LIFT IS NON EXISTENT AND MOISTURE SHOULD BE TOO LIMITED
EVEN WITH INCREASING LLVL CONVERGENCE DURING THE AFTERNOON.

AS FAR AS POPS GO...WILL STILL EXPECT SOME -SHRA ACROSS THE NC
BORDER REGIONS  BTW 18Z-00Z. HOWEVER...THE SREF KEEPS MEASURABLE
PRECIP FROM MADISON COUNTY NORTH...SO POPS WERE LOWERED TO SLIGHT
SOUTH OF I-40.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH FRIDAY/...
AS OF 315 AM WEDNESDAY...THE MODELS WERE STILL HAVING SOME
CONSISTENCY ISSUES...WHICH IS A COMPLICATING FACTOR MAINLY FOR THE
FORECAST OF PRECIP ONSET THURSDAY. BUT FIRST...WE MUST DEAL WITH THE
PASSAGE OF THE COLD FRONT THIS EVENING. THE FRONT IS EXPECTED TO
SPILL OVER THE MTNS IN THE EVENING. IMMEDIATELY BEHIND THE SURFACE
FRONT...VEERING WIND SHOULD BE FAVORABLE FOR A BRIEF PERIOD OF NW
FLOW UPSLOPE PRECIP ON THE TN BORDER. HOWEVER...THE 850MB FRONT
NEVER MAKES IT THROUGH AND WIND QUICKLY BACKS MORE W OR SW AT 850MB
OVERNIGHT. WILL HOLD ONTO A CHANCE POP ON THE TN BORDER FIRST
THING...BUT THEN PRECIP SHOULD DRY UP BY LATE EVENING. THE FRONT
SHOULD DROP TO THE S OF THE FORECAST AREA OVERNIGHT WITH NO
SIGNIFICANT FORCING...SO THE POP OVER FAR WRN NC WAS ELIMINATED.

ON THURSDAY...LOW PRESSURE SHOULD BEGIN TO ORGANIZE OVER THE SRN
PLAINS. MODELS CONTINUE TO BE AT ODDS WITH HOW QUICKLY MOISTURE
RETURNS OVER THE TOP OF THE OLD SURFACE FRONT WELL TO OUR SOUTH AT
THE START OF THE DAY. MEANWHILE...COOL AND DRY HIGH PRESSURE SHOULD
BE IN POSITION OVER THE MID ATLANTIC REGION. THE NAM REMAINS DRY
THROUGH THE MORNING HOURS WHILE THE GFS APPEARS TO BE BRINGING
MOISTURE INTO THE WEST TOO QUICKLY AS USUAL. WILL LEAN HEAVILY ON
THE SREF AND FLOP THE FORECAST BACK TO DRY THROUGH NOON FOR ALL BUT
THE FAR WRN MTNS OF NC ON ACCOUNT OF A LACK OF FORCING UP TO THAT
POINT. THIS HAS THE ADVANTAGE OF AVOIDING A COMPLEX P-TYPE PROBLEM.
ATLANTIC/GULF MOISTURE SHOULD EVENTUALLY SURGE NWD OVER THE TOP OF
AN INCIPIENT COLD AIR DAMMING WEDGE DURING THE AFTERNOON BUT IT WILL
HAVE TO OVERCOME THE INITIALLY DRY AIR. THE GOOD NEWS IS THAT MOST
OF THE FORECAST AREA SHOULD EITHER BE COLD RAIN OR A RAIN/SLEET
MIX...WITH THE NOTABLE EXCEPTION OF PARTS OF THE NW PIEDMONT WHERE
IT IS POSSIBLE THAT SOME SNOW COULD FALL INITIALLY IF IT BEGINS
EARLY ENOUGH. TEMPS WERE KEPT ON THE COOL SIDE OF THE GUIDANCE...
PARTICULARLY IN THE I-40 CORRIDOR WHERE TEMPS WERE DROPPED 3-5
DEGREES FROM PREVIOUS FIGURING THAT LIGHT PRECIP DEVELOPMENT WILL DO
THE TRICK.

SEE NO REASON AT THIS POINT TO NOT GO WITH A CATEGORICAL POP
OVERNIGHT THURSDAY INTO FRIDAY. TEMPS WILL CONTINUE TO WARM ALOFT
THURSDAY EVENING WHILE SURFACE TEMPS REMAIN NEARLY STEADY WHICH
SHOULD KEEP ANY MIXED RAIN/SLEET CONFINED TO THE USUAL NC DAMMING
REGION. THE BOUNDARY LAYER SHOULD COOL ENOUGH TOWARD SUNRISE FOR A
CHANGEOVER TO FREEZING RAIN IN THE I-40 CORRIDOR EAST OF THE BLUE
RIDGE. NOT EXACTLY THE BEST SET-UP FOR SIGNIFICANT ICING THOUGH WITH
A WEAKENING AND PROGRESSIVE PARENT HIGH...SO ANY FREEZING RAIN
FRIDAY MORNING SHOULD BE SELF-LIMITING AND PROBABLY WILL NOT EXTEND
PAST MID MORNING. AT THIS POINT...THE FORECAST IS IN THE REALM OF AN
ADVISORY BUT IT IS TOO EARLY TO REALLY CONTEMPLATE ISSUING ONE...
MOREOVER WE STILL HAVE TIME TO WORK WITH BEFORE WE WOULD EVEN HAVE
TO ENTERTAIN A WATCH IF THE SITUATION LOOKED MORE DIRE THAN IT DOES.
WILL UNDERCUT GUIDANCE BY A CATEGORY OR TWO ONCE AGAIN FOR HIGH
TEMPS. THE SIGNIFICANT PRECIP SHOULD BEGIN TO TAPER OFF FROM THE
WEST LATE IN THE DAY.

&&

.LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/...
AS OF 245 AM WEDNESDAY...HAVE PRIMARILY USED THE 00Z/20 GFS FOR THE
MEDIUM RANGE AS THAT IS THE MAIN DATA SOURCE AVAILABLE. I AM JUST
NOW COMPARING THE 00Z/20 ECMWF SIDE BY SIDE WITH THE GFS AND THEY
ARE IN REASONABLE AGREEMENT.

FRI NIGHT AND SAT...LAST SURGE OF THIS SYSTEM OCCURS AS WELL DEFINED
SHORTWAVE TRACKS ACROSS TN. GFS ALSO SHOWS NICE BULLSEYE OF UPPER
DIVERGENCE TRANSLATING ACROSS THE WESTERN CAROLINAS. STRICTLY USING
THE GFS REVEALS THAT THE BEST LOW LEVEL FORCING AND LIFT WILL BE
CONFINED TO COASTAL AREAS OF THE CAROLINAS. HOWEVER...WILL KEEP POPS
MUCH LIKE THE INHERITED GRIDS WITH LIKELY POPS ACROSS THE UPSTATE
AND NE GA. THIS TAPERS OFF TO CHC EVERYWHERE SAT MORNING THEN TO SLT
CHC IN THE AFTERNOON AS THE SYSTEM FINALLY PULLS AWAY AND WEAK HIGH
PRESSURE BUILDS IN ACROSS THE MID ATLANTIC.

SAT NIGHT THRU SUN NIGHT...CLOSED UPPER LOW AND STRONG SHORTWAVE
EMERGE IN THE LEE OF THE ROCKIES AND BEGIN TO MOVE EASTWARD. THE
ECMWF IS SHARPER AND HAS A SLIGHTLY MORE SOUTHERLY TRACK THAN THE
GFS REGARDING THIS FEATURE. AT ANY RATE...NEITHER MODEL IS TOO
BULLISH WITH QPF...AND ACTUALLY THE GFS ONLY SHOWS PRECIP ACROSS THE
NC MNTS. WITH THAT IN MIND WILL SPLIT THE DIFFERENCE AND INCREASE
THE DRY FORECAST THAT I INHERITED TO SLT CHC. TEMPS LOOK TO BE WARM
ENOUGH FOR JUST RA FOR PTYPE. POPS SUN NIGHT CONFINED TO NC MNTS AS
GFS SHOWS A BRIEF PERIOD OF NW FLOW ON THE BACKSIDE OF THE WEAK
SURFACE LOW THAT PASSES THRU. GIVEN THE TIMING...COULD SEE SOME SNOW
SHOWERS IN THE HIGHER ELEVATIONS...RA IN VALLEYS.

MON THRU TUES...UPPER FLOW BRIEFLY GOES ZONAL ON MONDAY BEFORE THE
NEXT TROUGH DIGS IN ACROSS THE PLAINS. THE 18Z/19 RUN OF THE GFS
FEATURED A STRONG LOW PRESSURE SYSTEM WITH A NICE FRONTAL BAND OF
PRECIP MOVING INTO THE FA ON TUES. 00Z/20 RUN HAS GONE AWAY FROM
THIS WITH VERY LITTLE QPF ASSOCIATED WITH MUCH WEAKER SURFACE LOW
MOVING ACROSS THE GREAT LAKES. WILL KEEP LOW END CHC POPS IN FOR MON
NIGHT AND TUES AS TO NOT GET CAUGHT UP IN THE RUN TO RUN DIFFERENCES
OF THE MODELS. OVERALL...TEMPS FOR THE LONG TERM RUN NEAR NORMAL TO
A FEW DEGREES ABOVE NORMAL.

&&

.AVIATION /09Z WEDNESDAY THROUGH SUNDAY/...
A VERY DRY AIR MASS WILL REMAIN OVER THE FORECAST AREA MID DAY. A
COLD FRONT WILL APPROACH THE MOUNTAINS BY 18Z AND WIND SHIFTS FROM
ROUGHLY 270-360 DEGREES IS EXPECTED EVERYWHERE EXCEPT KAVL AROUND
03Z...AND AROUND 00Z AT KHKY. WINDS WILL MIX THROUGH A DEEP LAYER
ONCE AGAIN TODAY AND GUSTY CONDITIONS WILL DEVELOP AT ALL TAF SITES
AFTER 16Z AND PERSIST THROUGH 00Z...GUSTS MAY HOLD OUT THROUGH 12Z
THU OVER KAVL WITH CAA MOVING IN AND CHANNELED NW WINDS INCREASING.
ALONG AND BEHIND WITH THE COLD FRONT...LLVL STRATUS WILL DEVELOP
ACROSS THE FRENCH BROAD VALLEY AND AN MVFR CIG IS POSSIBLE AT KAVL
AFTER 03Z. NO VSBY CONCERNS ARE ANTICIPATED THIS TAF PERIOD.

OUTLOOK...MOISTURE WILL RETURN WEDNESDAY NIGHT AND THURSDAY. A
COMPLEX SYSTEM IS EXPECTED TO BRING WIDESPREAD PRECIPITATION AND
CEILING AND VISIBILITY RESTRICTIONS THURSDAY AND FRIDAY...WITH
WINTER PRECIPITATION POSSIBLE THURSDAY. A FRONT WITH SEVERAL
TRANSIENT LOW PRESSURE SYSTEMS WILL KEEP MOISTURE IN THE VICINITY
SATURDAY...WITH DRYING FOLLOWING ON SUNDAY.

&&

.FIRE WEATHER...
DEEP MIXING AND STRONG LOW LEVEL WINDS EXPECTED AGAIN WEDNESDAY.
CLOUDS ARE EXPECTED TO KEEP TEMPS A LITTLE BELOW MAXIMUM POTENTIAL.
DEW POINTS WILL BE LOW...BUT NOT LIKELY TO BOTTOM OUT DURING THE
AFTERNOON. THAT SAID...COORDINATION WITH NC LAND MANAGERS INDICATES
FINE FUELS ARE VERY DRY AND THE EXPECTED WINDS WILL SIGNIFICANTLY
INCREASE FIRE DANGER. THEREFORE...WILL ISSUE RED FLAG WARNING FOR
THE PIEDMONT...AND LOW ELEVATION FOOTHILLS.

COORDINATION WITH SC AND GA LAND MANAGERS INDICATE FUELS ARE A
LITTLE MORE MOIST OVER THOSE AREAS. HOWEVER...DRY FINE FUELS AND
EXPECTED WINDS COULD INCREASE FIRE DANGER THERE. WILL ISSUE A FIRE
DANGER STATEMENT TO HIGHLIGHT CONCERNS THERE.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...LAKE WIND ADVISORY FROM 9 AM THIS MORNING TO 6 PM EST THIS
     AFTERNOON FOR GAZ010-017-018-026-028-029.
NC...LAKE WIND ADVISORY FROM 9 AM THIS MORNING TO 6 PM EST THIS
     AFTERNOON FOR NCZ035>037-048-051>053-056>059-062>065-
     068>072-082-501>510.
     WIND ADVISORY FROM 9 AM THIS MORNING TO 6 PM EST THIS
     AFTERNOON FOR NCZ033-049-050.
     RED FLAG WARNING FROM 9 AM THIS MORNING TO 9 PM EST THIS
     EVENING FOR NCZ035>037-056-057-068>072-082-502-504-506-
     508-510.
SC...LAKE WIND ADVISORY FROM 9 AM THIS MORNING TO 6 PM EST THIS
     AFTERNOON FOR SCZ001>014-019.

&&

SYNOPSIS...BSH
NEAR TERM...SBK
SHORT TERM...PM
LONG TERM...BSH
AVIATION...SBK
FIRE WEATHER...RWH
Hazardous weather outlook, Feb 19, 7:55 PM EST, 7 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
755 PM EST TUE FEB 19 2008

GAZ010-017-018-026-028-029-SCZ001-002-004-005-010>014-019-210100-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREATER OCONEE-GREATER PICKENS-ANDERSON-ABBEVILLE-
LAURENS-UNION SC-CHESTER-GREENWOOD-
755 PM EST TUE FEB 19 2008

...FIRE DANGER STATEMENT IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE
SOUTH CAROLINA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

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

   FIRE DANGER STATEMENT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ051-052-058-059-062-063-210100-
SWAIN-HAYWOOD-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-
755 PM EST TUE FEB 19 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A MIX OF SLEET AND SNOW IS POSSIBLE OVER THE SOUTHWEST MOUNTAINS
DURING THE DAY ON THURSDAY. HOWEVER...BY THE TIME HEAVIER
PRECIPITATION BEGINS LATE IN THE DAY...IT IS EXPECTED TO BE MAINLY
IN THE FORM OF RAIN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ033-049-050-501-503-505-210100-
AVERY-YANCEY-MITCHELL-CALDWELL MOUNTAINS-BURKE MOUNTAINS-
MCDOWELL MOUNTAINS-
755 PM EST TUE FEB 19 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A WINTRY MIX IS EXPECTED TO DEVELOP OVER THE NORTHERN MOUNTAINS
THE FAR WESTERN FOOTHILLS OF NORTH CAROLINA ON THURSDAY. A MIX OF
RAIN...FREEZING RAIN AND SLEET IS EXPECTED THURSDAY NIGHT INTO
EARLY FRIDAY MORNING...WITH PRECIPITATION GRADUALLY CHANGING OVER
TO PREDOMINATELY RAIN OR FREEZING RAIN. TEMPERATURES WILL BE VERY
CLOSE TO FREEZING FOR THIS EVENT...AND IF TEMPERATURES DO STAY
BELOW FREEZING...THE POTENTIAL STILL EXISTS FOR SIGNIFICANT
ACCUMULATIONS OF FREEZING RAIN OR SLEET THURSDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

SCZ003-006>009-210100-
GREENVILLE MOUNTAINS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-
755 PM EST TUE FEB 19 2008

...FIRE DANGER STATEMENT IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR UPSTATE SOUTH CAROLINA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

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

   FIRE DANGER STATEMENT.

A WINTRY MIX IS POSSIBLE DURING THE DAY ON THURSDAY AND INTO
THURSDAY NIGHT ACROSS THE NORTHERN UPSTATE AND NORTHWEST PIEDMONT
OF SOUTH CAROLINA. AT THIS TIME IT APPEARS THAT THE POTENTIAL FOR
SIGNIFICANT ACCUMULATIONS OF ICE WILL REMAIN NORTH OF THE UPSTATE.
HOWEVER...TEMPERATURES THURSDAY NIGHT WILL NOT BE FAR ABOVE
FREEZING...AND THE POTENTIAL STILL EXISTS FOR SOME ICE
ACCUMULATION...ESPECIALLY ALONG THE EASTERN ESCARPMENT OF THE BLUE
RIDGE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-210100-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK-
755 PM EST TUE FEB 19 2008

...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM EST WEDNESDAY...

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

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

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

   RED FLAG WARNING.

A WINTRY MIX IS EXPECTED TO DEVELOP OVER THE NORTH CAROLINA
FOOTHILLS AND PIEDMONT DURING THE DAY ON THURSDAY. A MIX OF
RAIN...SLEET AND FREEZING RAIN IS EXPECTED TO TRANSITION TO MAINLY
RAIN BY LATE THURSDAY NIGHT...THOUGH PRECIPITATION MAY REMAIN
PREDOMINATELY FREEZING RAIN ALONG THE EASTERN SLOPES OF THE BLUE
RIDGE. THE POTENTIAL EXISTS FOR SOME ACCUMULATING FREEZING RAIN OR
SLEET OVER THIS AREA. THERE IS STILL A SMALL CHANCE FOR
SIGNIFICANT ICE ACCUMULATIONS OVER THE FOOTHILLS AND NORTH OF
INTERSTATE 40 ACROSS THE PIEDMONT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ048-053-064-065-507-509-210100-
MADISON-BUNCOMBE-TRANSYLVANIA-HENDERSON-RUTHERFORD MOUNTAINS-
POLK MOUNTAINS-
755 PM EST TUE FEB 19 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A WINTRY MIX IS EXPECTED TO DEVELOP OVER THE FRENCH BROAD VALLEY
AND THE HIGHER ELEVATIONS OF THE SOUTHERN FOOTHILLS OF NORTH
CAROLINA ON THURSDAY. A MIX OF RAIN...FREEZING RAIN AND SLEET IS
EXPECTED THURSDAY NIGHT INTO EARLY FRIDAY MORNING...WITH
PRECIPITATION GRADUALLY CHANGING OVER TO PREDOMINATELY RAIN OR
FREEZING RAIN.

TEMPERATURES WILL BE VERY CLOSE TO FREEZING FOR THIS EVENT. AT
THIS TIME...IT APPEARS THAT ICE ACCUMULATIONS SHOULD BE MINOR.
HOWEVER...LOCATIONS ALONG THE EASTERN ESCARPMENT OF THE BLUE
RIDGE...AS WELL AS THE UPPER FRENCH BROAD VALLEY FROM BREVARD TO
HENDERSONVILLE...STILL HAVE A SMALL CHANCE OF SEEING SIGNIFICANT
ACCUMULATIONS OF ICE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MCAVOY

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 20, 3:49 AM ESTLake Wind AdvisoryGSPAlexander, Buncombe, Burke, Cabarrus, Caldwell, Catawba and 19 more14 hr

Nearby

Wind Advisories in North Carolina, 2008Every wind advisory 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.