Alert archive / North Carolina / Wind Advisories in 2008

Wind Advisory 7, NWS Greenville-Spartanburg, SC

February 17, 20085 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this wind advisory at Feb 17, 2008, 11:05 AM EST for 5 counties in North Carolina. It took effect at Feb 17, 2008, 12:00 PM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Feb 17, 2008, 11:05 AM EST (16:05 UTC)
In effect from
Feb 17, 2008, 12:00 PM EST
Expired
Feb 17, 2008, 9:00 PM EST
In force
9 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Graham County, NC, Haywood County, NC, Jackson County, NC, Madison County, NC, Swain County, NC

The radar

The Knoxville radar (KMRX), 75 km from the middle of the area, began a volume at 16:06 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, 4.1 hours before the alert went out and 265 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 12:00Z on 2008-02-17Temperature 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 12:00Z on 2008-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 320 square meters per square second.19395878Sfc1 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
1892 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
320 m²/s²
0-3 km storm-relative helicity
438 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 171605
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1105 AM EST SUN FEB 17 2008

...GUSTY CONDITIONS ACROSS THE MOUNTAINS TODAY...

NCZ048-051-052-058-059-180000-
/O.CAN.KGSP.LW.Y.0014.080217T1700Z-080218T0000Z/
/O.NEW.KGSP.WI.Y.0007.080217T1700Z-080218T0200Z/
MADISON-SWAIN-HAYWOOD-GRAHAM-NORTHERN JACKSON-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE...SYLVA
1105 AM EST SUN FEB 17 2008

...LAKE WIND ADVISORY UPGRADED TO WIND ADVISORY...IN EFFECT UNTIL
9 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM EST THIS EVENING.
THE WIND ADVISORY IS IN EFFECT FOR AREAS WEST OF A LINE FROM
MARSHALL...TO WAYNESVILLE...TO SYLVA...TO ROBBINSVILLE. THIS 
REPLACES THE LAKE WIND ADVISORY. 

SOUTHEAST WINDS WILL CONTINUE TO GRADUALLY STRENGTHEN ACROSS THE
WESTERN MOUNTAINS OF NORTH CAROLINA TODAY. SUSTAINED WINDS OF 20
TO 35 MPH...WITH GUSTS IN EXCESS OF 50 MPH WILL BE POSSIBLE.
THESE WINDS WILL MAINLY BE CONFINED TO ELEVATIONS ABOVE 4000 FEET
DURING THE EARLY AND MID-AFTERNOON. HOWEVER...BY LATE
AFTERNOON...A BAND OF SHOWERS AND THUNDERSTORMS WILL MOVE INTO THE
MOUNTAINS FROM EAST TENNESSEE. THE HEAVIER SHOWERS AND STORMS WILL BE
CAPABLE OF BRINGING SOME OF THE STRONGER WINDS FROM ALOFT DOWN TO
THE VALLEY FLOORS.

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-NCZ033-049-050-053-062>065-180000-
/O.CON.KGSP.LW.Y.0014.080217T1700Z-080218T0000Z/
RABUN-HABERSHAM-AVERY-YANCEY-MITCHELL-BUNCOMBE-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...NEWLAND...
SPRUCE PINE...ASHEVILLE...FRANKLIN...BREVARD...HENDERSONVILLE
1105 AM EST SUN FEB 17 2008

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING. 

SOUTHEAST WINDS OF 15 TO 30 MPH...WITH GUSTS IN EXCESS OF 40 MPH
ARE EXPECTED MAINLY ACROSS THE HIGH ELEVATIONS OF THE NORTH
CAROLINA AND GEORGIA MOUNTAINS THIS AFTERNOON. 

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

$$
LANE
1 follow-up statement
000 
WWUS72 KGSP 180006
NPWGSP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
706 PM EST SUN FEB 17 2008

GAZ010-017-NCZ033-049-050-053-062>065-180200-
/O.EXP.KGSP.LW.Y.0014.000000T0000Z-080218T0000Z/
/O.NEW.KGSP.LW.Y.0015.080218T0006Z-080218T0200Z/
RABUN-HABERSHAM-AVERY-YANCEY-MITCHELL-BUNCOMBE-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...NEWLAND...
SPRUCE PINE...ASHEVILLE...FRANKLIN...BREVARD...HENDERSONVILLE
706 PM EST SUN FEB 17 2008

...LAKE WIND ADVISORY IN EFFECT UNTIL 9 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS EXTENDED
THE LAKE WIND ADVISORY...WHICH IS NOW IN EFFECT UNTIL 9 PM EST
THIS EVENING. 

SOUTHEAST WINDS OF 15 TO 30 MPH...WITH GUSTS IN EXCESS OF 40 MPH
ARE EXPECTED MAINLY ACROSS THE HIGH ELEVATIONS OF THE NORTH
CAROLINA AND GEORGIA MOUNTAINS THIS EVENING.

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

$$

NCZ048-051-052-058-059-180200-
/O.CON.KGSP.WI.Y.0007.000000T0000Z-080218T0200Z/
MADISON-SWAIN-HAYWOOD-GRAHAM-NORTHERN JACKSON-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE...SYLVA
706 PM EST SUN FEB 17 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

SOUTHEAST SUSTAINED WINDS OF 20 TO 35 MPH...WITH GUSTS IN EXCESS
OF 50 MPH WILL BE POSSIBLE THIS EVENING. THESE WINDS WILL MAINLY BE
CONFINED TO ELEVATIONS ABOVE 4000 FEET...HOWEVER...SHOWERS AND
THUNDERSTORMS WILL WILL BE CAPABLE OF BRINGING SOME OF THE
STRONGER WINDS FROM ALOFT DOWN TO THE VALLEY FLOORS.

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.

$$

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 17, 10:32 AM EST, 33 minutes earlier.

Area forecast discussion, Feb 17, 10:32 AM EST, 33 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1032 AM EST SUN FEB 17 2008

.SYNOPSIS...
A FAIRLY STRONG COLD FRONT WILL MOVE OVER THE WESTERN CAROLINAS LATE
SUNDAY AND INTO EARLY MONDAY BRINGING WITH IT SHOWERS AND THE CHANCE
OF THUNDERSTORMS. HIGH PRESSURE WILL THEN BUILD OVER THE SOUTHEAST
AGAIN AND REMAIN THE PREDOMINATE WEATHER FEATURE THROUGH
WEDNESDAY...BEFORE ANOTHER WEAK FRONT REACHES OUR AREA BY THE END OF
THE WEEK.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
WIDESPREAD LOW CLOUDS/FOG HAVE OVERWHELMED MUCH OF THE FORECAST AREA
THIS MORNING IN RESPONSE TO LOW LEVEL ISENTROPIC LIFT/UPSLOPE FLOW.
LATEST SURFACE ANALYSIS INDICATES THIS CLOUDINESS IS ENSCONCED NORTH
OF A STATIONARY FRONT THAT EXTENDS TO STRONG LOW PRESSURE OVER THE
MID-MISS VALLEY. ONE OF THE KEY CONCERNS FOR TODAY IS WHETHER THIS
BOUNDARY WILL SWEEP NORTHWARD ACROSS THE CWFA THIS AFTERNOON...OR IF
CLOUDS/PERHAPS LIGHT PRECIP WILL CREATE AN IN-SITU COLD AIR DAMMING
PROCESS AND MAINTAIN THE COOL SECTOR AIRMASS OVER THE REGION.  MODEL
GRAPHICS (EVEN THE NAM) EXPEDITE THE FRONT ACROSS THE WESTERN
CAROLINAS DURING THE AFTERNOON...WITH 70S TEMPS/60S DEWPOINTS
ADVECTING AS FAR NORTH AS I-85 BY EARLY EVENING. HOWEVER...NUMERICAL
GUIDANCE IS VERY COOL...INDICATING TEMPS WILL STRUGGLE TO GET OUT OF
THE 50S. BASED ON THE FACT THAT UPSLOPE/UPGLIDE FLOW WILL CONTINUE
(AND ACTUALLY STRENGTHEN A BIT) THROUGHOUT THE DAY...I HAVE A
DIFFICULT TIME BELIEVING THE LOW CLOUDS WILL SCOUR THIS AFTERNOON.
THEREFORE...TEMPS ACROSS MUCH OF THE AREA SHOULD INDEED STRUGGLE TO
GET OUT OF THE 50S. IN FACT...AREAS ALONG THE I-40 CORRIDOR MAY NOT
EVEN SEE 50. THE ONLY EXCEPTION TO THE RULE WILL BE ACROSS THE FAR
WESTERN MTN VALLEYS...WHERE STRONG SOUTHERLY FLOW SHOULD ALLOW TEMPS
TO CLIMB INTO THE 60S THIS AFTERNOON. BASED ON THIS...IT APPEARS THE
BEST CHANCES FOR SEVERE WEATHER TODAY/TONIGHT WILL BE ACROSS THE
SMOKIES AND SURROUNDING AREAS.

THE FRONTAL BAND APPEARS TO BE FOLLOWING THE FASTER GFS TIMING QUITE
NICELY THIS MORNING AS IT MOVES ACROSS THE TENN VALLEY. THERE WILL
BE ONLY MODEST CHANGES MADE TO POPS FOR THIS AFTERNOON...WITH
CATEGORICAL COVERAGE APPEARING TO BE A GOOD BET ACROSS MOST OF THE
MTNS. HIGH-ELEVATION WIND WILL BE A CONCERN AS USUAL IN THE STRONG
SOUTHERLY FLOW. HOWEVER...AM ALSO BECOMING MORE CONCERNED THAT
AFTERNOON DESTABILIZATION MAY MAKE IT EASIER FOR SOME STRONGER WIND
GUSTS TO MAKE IT INTO THE VALLEYS ONCE THE FRONTAL BAND MOVES
THROUGH THIS AFTERNOON. WE WILL UPGRADE THE LWA TO A FULL-BLOWN
ADVISORY ACROSS THE SOUTHWEST NC MTNS.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH TUESDAY NIGHT/...
AT THE START OF THE TONIGHT PERIOD...IT APPEARS AS THOUGH WE WILL
HAVE A LINEAR MCS EITHER BEARING DOWN ON THE FORECAST AREA...OR
ALREADY MOVING INTO FAR WRN NC. THE MAIN CONCERN IS OBVIOUSLY THE
POTENTIAL FOR SEVERE WEATHER. ANY TIME YOU HAVE AN UNWEDGED HIGH
SHEAR AIR MASS WITH CAPE ABOVE 500 J/KG IN FEBRUARY...IT IS
SOMETHING TO TAKE NOTICE OF...AND POTENTIALLY QUITE SIGNIFICANT. THE
FACT THAT BOTH MODELS HAVE CAPE AT LEAST 500 J/KG...SRH ABOVE 250
M2/S2...AND 0-3KM SHEAR 45 TO 50KT IN THE EVENING IS COMPELLING. SPC
HAS MOVED THE SLIGHT RISK AREA FARTHER N TO COVER THE AREA TO THE S
OF I-40 AND THIS LOOKS LIKE A GOOD CALL. WILL INCLUDE A CHANCE OF
THUNDER ACROSS THE ENTIRE FORECAST AREA ALONG WITH THE CATEGORICAL
POP AS A START. WILL MAKE A MENTION OF SEVERE IN THE GRIDS/ZFP AND
HIT THE POTENTIAL HARD IN THE HWO...AT LEAST FOR THE SRN HALF OF THE
FORECAST AREA. THE PASSAGE OF A COLD FRONT ALOFT SHOULD CARRY THE
BULK OF THE PRECIP OVER THE PIEDMONT IN THE LATE PART OF THE EVENING
AND EVENTUALLY OUT OF THE EASTERN ZONES DURING THE EARLY MORNING
HOURS...LEAVING ONLY SOME LINGERING SHOWERS UNTIL THE SURFACE FRONT
PASSES THROUGH. HAVE HELD ONTO SOME LOW POPS THROUGH MONDAY MORNING
IN CASE THE SLOWER NAM IS ULTIMATELY CORRECT...BUT FEEL THE BULK OF
THE PRECIP WILL BE GONE BY SUNRISE. BOTH MODELS AGREE THAT THE COLD
AIR WILL BE DELAYED UNTIL MONDAY AFTERNOON. WITH THAT IN MIND...AN
UPWARD ADJUSTMENT OF 3-5 DEGREES WAS MADE FOR MIN TEMPS TONIGHT...
AND FOR MONDAY MAX TEMPS AS WELL AS DOWNSLOPE WARMING TAKES PLACE.
THE WARMER TEMPS FORCE AN ELIMINATION OF SNOW SHOWERS OVER THE
HIGHER TERRAIN UNTIL LATE IN THE DAY.

THE UPPER TROF AXIS WILL MOVE ACROSS THE WESTERN CAROLINAS MONDAY
NIGHT WITH HIGH PRESSURE BUILDING IN FROM THE WEST. THERE WILL BE A
WELL OF LOW LEVEL MOISTURE ON THE W SIDE OF THE MTNS THAT SHOULD BE
FORCED UPSLOPE...BUT 850MB WINDS RETAIN A MORE WESTERLY COMPONENT
THROUGH THE PERIOD. THIS WOULD SEEM TO FAVOR THE SMOKIES OVER THE
NRN MTNS FOR SNOW SHOWER POTENTIAL...BUT EVEN THAT AREA WAS LIMITED
TO ONLY A SLIGHT CHANCE. FOR THE TIME BEING...THIS WILL BE
DOWNPLAYED.

HIGH PRESSURE WILL BUILD OVER THE SOUTHEAST...WITH THE CENTER MOVING
TO THE SOUTH OF THE FORECAST AREA...TUESDAY AND TUESDAY NIGHT. HAVE
NUDGED MAX TEMPS UP AFEW DEGREES WITH THE TREND OF THE GUIDANCE ON
TUESDAY...OTHERWISE NO BIG CHANGES WERE MADE.

&&

.LONG TERM /WEDNESDAY THROUGH SATURDAY/...
AS OF 300 AM SUNDAY...TEMPS ARE EXPECTED TO BOUNCE BACK TO SLIGHTLY
ABOVE NORMAL VALUES ON WEDNESDAY AS SFC RIDGING BUILDS BACK IN OVER
THE EXTREME SOUTHEAST CONUS AND PROVIDES WARM LOW LEVEL
SOUTHWESTERLY FLOW. FORECAST WAS NOT CHANGED MUCH FROM
PREVIOUS...WITH JUST SOME MINOR TEMP AND POP ADJUSTMENTS MADE FOR
MOST OF THE PERIOD. FORECAST STILL REMAINS FAIRLY UNCERTAIN FROM
THURSDAY ONWARD WITH THE DEGREE OF MOISTENING LOW LEVEL RETURN FLOW
DIFFICULT TO PIN DOWN. ZONAL FLOW LINGERS THROUGH FRIDAY AND INTO
SATURDAY...HOWEVER DEEP MOISTURE ALONG WITH A WEAK FRONTAL ZONE IS
STILL ABLE TO MAINTAIN CHANCE POPS FOR SHOWERS OVER MOST OF THE
REGION. HEIGHTS ARE EXPECTED TO GRADUALLY RISE GOING INTO SATURDAY
AND SUNDAY AS ANOTHER RIDGE TRIES TO ESTABLISH ITSELF TO THE
NORTHEAST OF THE CWA. CONTINUED SOUTHERLY LOW LEVEL FLOW WILL
MAINTAIN SHOWER CHANCES INTO SUNDAY AND KEEP TEMPS JUST ABOVE CLIMO
VALUES.

&&

.AVIATION /16Z SUNDAY THROUGH THURSDAY/...
KAND ASOS HAS NUMEROUS ERRORS RESULTING IN THE FAILURE OF THE
CEILOMETER THIS MORNING. AT 1130Z...SATELLITE IMAGES INDICATE THAT
MVFR OR IFR CEILINGS MAY EXIST OVER THE TERMINAL. I WILL INCLUDE AMD
NOT SKED FOR THE KAND TAF UNTIL CEILOMETER RETURNS TO SERVICE.

AT 1130Z...RADAR COMPOSITE INDICATED A WIDE BAND OF SHRA AND TSRA JUST
EAST OF THE LOWER MISSISSIPPI RIVER. THIS BAND SHOULD MOVE EAST THIS
MORNING AND AFTERNOON...REACHING THE WESTERN CAROLINAS BETWEEN
21Z-0Z. OTHERWISE...LOW TO MID LEVEL CLOUDS WILL CONTINUE TO THICKEN
AND LOWER ACROSS THE WESTERN CAROLINAS AHEAD OF THE LINE. DUE TO
MOIST UPSLOPE FLOW...WIDESPREAD LOW CLOUDS SHOULD CONTINUE ALONG THE
EASTERN SLOPES OF THE MTNS TODAY. IN FACT...KAVL SHOULD SEE IFR
CEILINGS DEVELOP SHORTLY AFTER SUNRISE AND MAY REMAIN UNTIL FROPA
TONIGHT. FORECAST SOUNDINGS INDICATE THAT MVFR CEILINGS EAST OF THE
MTNS WILL PERSIST INTO THE EVENING. WIDESPREAD SHRA AND SCT TSRA
SHOULD DEVELOP EAST OF THE MTNS AFTER 0Z...I WILL ADVERTISE MVFR TO
IFR VISIBILITIES BETWEEN 0Z-6Z IN RA.

WINDS WILL LIKELY REMAIN OUT OF THE NORTHEAST TO EAST EARLY THIS
MORNING AND VEERING TO EAST SOUTHEAST AROUND SUNRISE. AS THE CENTER
OF LOW PRESSURE MOVES OVER THE MID WEST...DIRECTIONS SHOULD RANGE
FROM 150-180 AND BECOMING GUSTY. WIND GUSTS COULD EXCEED 25 KTS THIS
EVENING...ESPECIALLY ACROSS THE PIEDMONT.

AVIATION OUTLOOK...WINDY CONDITIONS WILL DEVELOP BEHIND COLD FRONT
LATE MONDAY TO TUESDAY. ANOTHER COLD FRONT WILL APPROACH FROM THE
NORTHWEST MID WEEK.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...LAKE WIND ADVISORY UNTIL 7 PM EST THIS EVENING FOR GAZ010-017.
NC...WIND ADVISORY UNTIL 9 PM EST THIS EVENING FOR NCZ048-051-052-
     058-059.
     LAKE WIND ADVISORY UNTIL 7 PM EST THIS EVENING FOR NCZ033-049-
     050-053-062>065.
SC...NONE.

&&

SYNOPSIS...JPT
NEAR TERM...JDL
SHORT TERM...PM
LONG TERM...JPT
AVIATION...NED
Hazardous weather outlook, Feb 17, 5:24 AM EST, 5 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
524 AM EST SUN FEB 17 2008

NCZ033-048>053-058-059-062>065-181030-
AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-
NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
524 AM EST SUN FEB 17 2008

...LAKE WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM EST THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.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.

   LAKE WIND ADVISORY.

A STRONG COLD FRONT WILL APPROACH THE REGION LATE IN THE DAY. THE
ATMOSPHERE AHEAD OF THE FRONT WILL BECOME MODERATELY UNSTABLE...
AND WIND SHEAR WILL BE VERY STRONG. A LINE OF STRONG TO SEVERE
THUNDERSTORMS IS EXPECTED TO DEVELOP ACROSS NORTH GEORGIA DURING
THE DAY. THE LINE OF STORMS SHOULD REACH NORTHEAST GEORGIA IN THE
LATE PART OF THE AFTERNOON...AND SHOULD MOVE ACROSS UPSTATE SOUTH
CAROLINA AND THE SOUTHERN PIEDMONT OF NORTH CAROLINA IN THE EARLY
TO MIDDLE PART OF THE EVENING.

WITH THE EXPECTED COMBINATION OF WIND SHEAR AND INSTABILITY...A
FEW OF THE THUNDERSTORMS SHOULD BECOME SEVERE THIS EVENING...WITH
DAMAGING WIND GUSTS AND LARGE HAIL THE PRIMARY THREAT. MOST OF
THE SEVERE THUNDERSTORMS SHOULD MOVE ACROSS THE AREA TO THE SOUTH
OF INTERSTATE 40.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE TODAY AND THIS EVENING.

GAZ010-017-181030-
RABUN-HABERSHAM-
524 AM EST SUN FEB 17 2008

...LAKE WIND ADVISORY IN EFFECT FROM NOON TODAY 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.

   LAKE WIND ADVISORY.

A STRONG COLD FRONT WILL APPROACH THE REGION LATE IN THE DAY. THE
ATMOSPHERE AHEAD OF THE FRONT WILL BECOME MODERATELY UNSTABLE...
AND WIND SHEAR WILL BE VERY STRONG. A LINE OF STRONG TO SEVERE
THUNDERSTORMS IS EXPECTED TO DEVELOP ACROSS NORTH GEORGIA DURING
THE DAY. THE LINE OF STORMS SHOULD REACH NORTHEAST GEORGIA IN THE
LATE PART OF THE AFTERNOON...AND SHOULD MOVE ACROSS UPSTATE SOUTH
CAROLINA AND THE SOUTHERN PIEDMONT OF NORTH CAROLINA IN THE EARLY
TO MIDDLE PART OF THE EVENING.

WITH THE EXPECTED COMBINATION OF WIND SHEAR AND INSTABILITY...A
FEW OF THE THUNDERSTORMS SHOULD BECOME SEVERE THIS EVENING...WITH
DAMAGING WIND GUSTS AND LARGE HAIL THE PRIMARY THREAT. HOWEVER...A
TORNADO OR TWO IS A DISTINCT POSSIBILITY...IF THE LOWER ATMOSPHERE
BECOMES AS UNSTABLE AS EXPECTED. MOST OF THE SEVERE THUNDERSTORMS
SHOULD MOVE ACROSS THE AREA TO THE SOUTH OF INTERSTATE 40.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE TODAY AND TONIGHT.

GAZ018-026-028-029-NCZ068>072-082-507>510-SCZ001>014-019-181030-
STEPHENS-FRANKLIN-HART-ELBERT-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-
CABARRUS-UNION NC-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-
524 AM EST SUN FEB 17 2008

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

.DAY ONE...TODAY AND TONIGHT

A STRONG COLD FRONT WILL APPROACH THE REGION LATE IN THE DAY. THE
ATMOSPHERE AHEAD OF THE FRONT WILL BECOME MODERATELY UNSTABLE...
AND WIND SHEAR WILL BE VERY STRONG. A LINE OF STRONG TO SEVERE
THUNDERSTORMS IS EXPECTED TO DEVELOP ACROSS NORTH GEORGIA DURING
THE DAY. THE LINE OF STORMS SHOULD REACH NORTHEAST GEORGIA IN THE
LATE PART OF THE AFTERNOON...AND SHOULD MOVE ACROSS UPSTATE SOUTH
CAROLINA AND THE SOUTHERN PIEDMONT OF NORTH CAROLINA IN THE EARLY
TO MIDDLE PART OF THE EVENING.

WITH THE EXPECTED COMBINATION OF WIND SHEAR AND INSTABILITY...A
FEW OF THE THUNDERSTORMS SHOULD BECOME SEVERE THIS EVENING...WITH
DAMAGING WIND GUSTS AND LARGE HAIL THE PRIMARY THREAT. HOWEVER...A
TORNADO OR TWO IS A DISTINCT POSSIBILITY...IF THE LOWER ATMOSPHERE
BECOMES AS UNSTABLE AS EXPECTED. MOST OF THE SEVERE THUNDERSTORMS
SHOULD MOVE ACROSS THE AREA TO THE SOUTH OF INTERSTATE 40.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE TODAY AND THIS EVENING.

NCZ035>037-056-057-501>506-181030-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CALDWELL MOUNTAINS-
GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-
EASTERN MCDOWELL-
524 AM EST SUN FEB 17 2008

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

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS ARE EXPECTED TO DEVELOP AHEAD OF AN APPROACHING COLD
FRONT THIS EVENING. ONE OR TWO OF THE STORMS COULD BECOME STRONG
WITH THE POTENTIAL TO PRODUCE HAIL OR HIGH WINDS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS EVENING.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 17, 4:16 AM ESTLake Wind AdvisoryGSPAvery, Buncombe, Graham, Haywood, Henderson, Jackson and 6 more15 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.