Alert archive / North Carolina / Winter Storm Warnings in 2007

Winter Storm Warning 5, NWS Greenville-Spartanburg, SC

April 14, 20076 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this winter storm warning at Apr 14, 2007, 3:39 PM EDT for 6 counties in North Carolina. It took effect at Apr 15, 2007, 4:06 AM EDT. It was in force for 23 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 14, 2007, 3:39 PM EDT (19:39 UTC)
In effect from
Apr 15, 2007, 4:06 AM EDT
Expired
Apr 16, 2007, 2:54 AM EDT
In force
23 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Avery County, NC, Haywood County, NC, Madison County, NC, Mitchell County, NC, Swain County, NC, Yancey County, NC

The radar

The Knoxville radar (KMRX), 82 km from the middle of the area, began a volume at 19:41 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 12:00Z, 7.7 hours before the alert went out and 244 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 12:00Z on 2007-04-14Temperature 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, Greensboro/Hi Pt, NC at 12:00Z on 2007-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.1939587897Sfc1 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
1639 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
418 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 
WWUS42 KGSP 141939
WSWGSP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
339 PM EDT SAT APR 14 2007

...ACCUMULATING SNOWFALL EXPECTED IN THE HIGHER ELEVATIONS OF THE
NORTH CAROLINA MOUNTAINS...

.LOW PRESSURE WILL MOVE OFF THE MID ATLANTIC COAST SUNDAY
AFTERNOON. NORTHWEST WINDS BEHIND THE LOW WILL BRING COLDER AIR
TO THE REGION. THIS WILL RESULT IN A TRANSITION FROM RAIN TO SNOW
SHOWERS ACROSS THE NORTH CAROLINA MOUNTAINS ON SUNDAY. BY LATE
AFTERNOON NEARLY ALL PRECIPITATION IN THE MOUNTAINS SHOULD BE IN
THE FORM OF SNOW SHOWERS. THE SNOW SHOWERS WILL LAST INTO THE
EARLY AFTERNOON HOURS MONDAY...WITH 3 TO 5 INCHES OF SNOW BY
MONDAY AFTERNOON IN AVERY...MITCHELL...YANCEY AND MADISON COUNTIES.
STRONG WINDS IN EXCESS OF 40 MPH...WITH GUSTS IN EXCESS OF 60
MPH...ARE ALSO EXPECTED TO DOWN TREES AND POWER LINES...AND
VISIBILITIES WILL BE GREATLY REDUCED IN THE HEAVIER SNOW SHOWERS.

NCZ033-048>050-150900-
/O.UPG.KGSP.WS.A.0005.070415T1600Z-070416T2200Z/
/O.NEW.KGSP.WS.W.0005.070415T1600Z-070417T0000Z/
AVERY-MADISON-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
339 PM EDT SAT APR 14 2007

...WINTER STORM WARNING IN EFFECT FROM 12 PM SUNDAY TO 8 PM EDT
MONDAY...
...WINTER STORM WATCH NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 12 PM SUNDAY TO
8 PM EDT MONDAY...FOR AVERY...MITCHELL...YANCEY AND MADISON
COUNTIES IN THE NORTH CAROLINA MOUNTAINS. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

RAIN SHOWERS WILL CHANGE OVER TO SNOW SHOWERS LATE SUNDAY
MORNING...WITH SNOW LINE LOWERING TO THE VALLEY FLOORS BY SUNDAY
EVENING. SNOW ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED BY THE
TIME PRECIPITATION ENDS MONDAY AFTERNOON. STRONG WINDS IN EXCESS
OF 40 MPH...WITH GUSTS IN EXCESS OF 60 MPH...WILL RESULT IN
LOWERED VISIBILITIES...AND WILL DOWN TREES AND POWER LINES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.


$$
07
5 follow-up statements
000 
WWUS42 KGSP 150806
WSWGSP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
406 AM EDT SUN APR 15 2007

...ACCUMULATING SNOWFALL EXPECTED ACROSS PORTIONS OF THE NORTH
CAROLINA MOUNTAINS TODAY AND TONIGHT...

.LOW PRESSURE WILL MOVE OFF THE MID ATLANTIC COAST THIS AFTERNOON.
NORTHWEST WINDS BEHIND THE LOW WILL BRING MUCH COLDER AIR TO THE
REGION. SHOWERS WILL CONTINUE TO AFFECT THE MOUNTAINS FOR MUCH OF
THE DAY...PARTICULARLY IN AREAS NEAR THE TENNESSEE BORDER. AS THE
COLDER AIR FILTERS IN...SNOW LEVELS WILL LOWER QUICKLY LATE THIS
MORNING INTO THIS AFTERNOON. BY LATE AFTERNOON...MOST AREAS ABOVE
ABOUT 3000 FEET SHOULD BE COLD ENOUGH FOR PRECIPITATION TO FALL AS
SNOW. MEANWHILE...THE LOWER VALLEYS SHOULD REMAIN WARM ENOUGH FOR
MOST PRECIPITATION TO FALL AS RAIN...ALTHOUGH SNOW WILL MIX IN AT
TIMES. BY SUNRISE MONDAY...HEAVY ACCUMULATIONS OF SNOW ARE
EXPECTED...MAINLY IN THE HIGHER ELEVATIONS ALONG THE TENNESSEE
BORDER. IN ADDITION...VERY STRONG NORTHWEST WINDS WILL DEVELOP
THIS AFTERNOON AND CONTINUE INTO MONDAY. THESE WINDS COULD GUST TO
60 MPH OR MORE AT TIMES...ESPECIALLY LATE THIS AFTERNOON AND THIS
EVENING IN THE HIGHER ELEVATIONS.

NCZ051-052-151600-
/O.EXB.KGSP.WS.W.0005.070415T1600Z-070416T1000Z/
SWAIN-HAYWOOD-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE
406 AM EDT SUN APR 15 2007

...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 6 AM EDT
MONDAY FOR ELEVATIONS ABOVE 3500 FEET...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED
A WINTER STORM WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO
6 AM EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW BY LATE SUNDAY
MORNING IN ELEVATIONS ABOVE ABOUT 3500 FEET. SNOW SHOWERS WILL
CONTINUE THROUGH THE AFTERNOON AND EVENING HOURS ACROSS THE HIGHER
ELEVATIONS. TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED BY
THE TIME THE SNOW TAPERS OFF TO FLURRIES MONDAY MORNING.
TEMPERATURES ARE EXPECTED TO REMAIN WARM ENOUGH SO THAT MOSTLY
RAIN IS EXPECTED IN THE LOWER ELEVATIONS AROUND WAYNESVILLE...
BRYSON CITY...AND CANTON. HOWEVER...THESE AREAS COULD RECEIVE A
DUSTING OF SNOW OVERNIGHT AS SNOW LEVELS CONTINUE TO DROP.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NCZ048-151600-
/O.EXT.KGSP.WS.W.0005.070415T1600Z-070416T1000Z/
MADISON-
406 AM EDT SUN APR 15 2007

...WINTER STORM WARNING NOW IN EFFECT FROM NOON TODAY TO 6 AM EDT
MONDAY FOR ELEVATIONS ABOVE 3500 FEET...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM NOON TODAY TO 6 AM
EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW BY LATE SUNDAY
MORNING IN ELEVATIONS IN MADISON COUNTY ABOVE ABOUT 3500 FEET.
SNOW SHOWERS WILL CONTINUE THROUGH THE EVENING AND OVERNIGHT HOURS
ACROSS THE HIGHER ELEVATIONS. TOTAL ACCUMULATIONS OF 3 TO 5 INCHES
ARE EXPECTED BY THE TIME THE SNOW TAPERS OFF TO FLURRIES MONDAY
MORNING. TEMPERATURES ARE EXPECTED TO REMAIN WARM ENOUGH SO THAT
MOSTLY RAIN IS EXPECTED IN THE LOWER ELEVATIONS OF THE FRENCH
BROAD VALLEY. HOWEVER...THESE AREAS COULD RECEIVE A DUSTING OF
SNOW OVERNIGHT AS SNOW LEVELS CONTINUE TO DROP.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NCZ033-049-050-151600-
/O.EXT.KGSP.WS.W.0005.070415T1600Z-070416T1600Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
406 AM EDT SUN APR 15 2007

...WINTER STORM WARNING NOW IN EFFECT FROM NOON TODAY TO 12 PM
EDT MONDAY...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM NOON TODAY TO
12 PM EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW BY EARLY SUNDAY
AFTERNOON ACROSS THE HIGHER ELEVATIONS OF THE NORTHERN MOUNTAINS.
BY EARLY EVENING...SNOW IS EXPECTED IN ALL BUT THE LOWEST VALLEYS. 
NUMEROUS TO WIDESPREAD SNOW SHOWERS WILL CONTINUE THROUGH THE
OVERNIGHT HOURS. TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
BY THE TIME THE SNOW TAPERS OFF TO FLURRIES ON MONDAY. LOCALLY
HIGHER AMOUNTS WILL BE POSSIBLE IN THE HIGHER ELEVATIONS ALONG THE
TENNESSEE BORDER. 

IN ADDITION TO THE SNOW...VERY STRONG NORTHWEST WINDS WILL DEVELOP
ACROSS THE AREA LATER TODAY AND CONTINUE INTO MONDAY. SUSTAINED
WINDS OF 30 TO 40 MPH...WITH GUSTS OF 60 MPH OR MORE ARE EXPECTED
FROM LATE THIS AFTERNOON THROUGH AT LEAST MONDAY MORNING. THESE
WINDS WILL RESULT IN PERIODS OF REDUCED VISIBILITY IN BLOWING
SNOW...AND BRIEF PERIODS OF NEAR-BLIZZARD CONDITIONS. WINDS OF
THIS MAGNITUDE COULD ALSO CAUSE NUMEROUS TREES AND POWER LINES TO
FALL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$
LANE
000 
WWUS42 KGSP 151501
WSWGSP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1101 AM EDT SUN APR 15 2007

...ACCUMULATING SNOWFALL EXPECTED ACROSS PORTIONS OF THE NORTH
CAROLINA MOUNTAINS TODAY AND TONIGHT...

.LOW PRESSURE WILL MOVE OFF THE MID ATLANTIC COAST THIS
AFTERNOON. NORTHWEST WINDS BEHIND THE LOW WILL BRING MUCH COLDER
AIR TO THE REGION. SHOWERS WILL CONTINUE TO AFFECT THE MOUNTAINS
FOR MUCH OF THE DAY...PARTICULARLY IN AREAS NEAR THE TENNESSEE
BORDER. AS THE COLDER AIR FILTERS IN...SNOW LEVELS WILL LOWER
QUICKLY THIS AFTERNOON. BY LATE AFTERNOON...MOST AREAS ABOVE
ABOUT 2500 FEET SHOULD BE COLD ENOUGH FOR PRECIPITATION TO FALL
AS SNOW. MEANWHILE...THE LOWER VALLEYS SHOULD REMAIN WARM ENOUGH
FOR MOST PRECIPITATION TO FALL AS RAIN...ALTHOUGH SNOW WILL MIX IN
AT TIMES. BY SUNRISE MONDAY... HEAVY ACCUMULATIONS OF SNOW ARE
EXPECTED...MAINLY IN THE HIGHER ELEVATIONS ALONG THE TENNESSEE
BORDER. IN ADDITION...VERY STRONG NORTHWEST WINDS WILL DEVELOP
THIS AFTERNOON AND CONTINUE INTO MONDAY. THESE WINDS COULD GUST TO
60 MPH OR MORE AT TIMES... ESPECIALLY LATE THIS AFTERNOON AND THIS
EVENING AT THE HIGHER ELEVATIONS.

NCZ048-051-052-152000-
/O.CON.KGSP.WS.W.0005.070415T1600Z-070416T1000Z/
MADISON-SWAIN-HAYWOOD-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE
1101 AM EDT SUN APR 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW THIS AFTERNOON AT
ELEVATIONS ABOVE ABOUT 3500 FEET. SNOW SHOWERS WILL CONTINUE
THROUGH THE AFTERNOON AND EVENING HOURS ACROSS THE HIGHER
ELEVATIONS. TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED BY
THE TIME THE SNOW TAPERS OFF TO FLURRIES MONDAY MORNING.
TEMPERATURES ARE EXPECTED TO REMAIN WARM ENOUGH SO THAT MOSTLY
RAIN IS EXPECTED IN THE LOWER ELEVATIONS AROUND WAYNESVILLE...
BRYSON CITY...AND CANTON. HOWEVER...THESE AREAS COULD RECEIVE A
DUSTING OF SNOW OVERNIGHT AS SNOW LEVELS CONTINUE TO DROP.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NCZ033-049-050-152000-
/O.CON.KGSP.WS.W.0005.070415T1600Z-070416T1600Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
1101 AM EDT SUN APR 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EDT
MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW THIS AFTERNOON
ACROSS THE HIGHER ELEVATIONS OF THE NORTHERN MOUNTAINS. BY EARLY
EVENING...SNOW IS EXPECTED IN ALL BUT THE LOWEST VALLEYS. NUMEROUS
TO WIDESPREAD SNOW SHOWERS WILL CONTINUE THROUGH THE OVERNIGHT
HOURS. TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED BY THE
TIME THE SNOW TAPERS OFF TO FLURRIES ON MONDAY. LOCALLY HIGHER
AMOUNTS WILL BE POSSIBLE IN THE HIGHER ELEVATIONS ALONG THE
TENNESSEE BORDER.

IN ADDITION TO THE SNOW...VERY STRONG NORTHWEST WINDS WILL
DEVELOP ACROSS THE AREA LATER TODAY AND CONTINUE INTO MONDAY.
SUSTAINED WINDS OF 30 TO 40 MPH...WITH GUSTS OF 60 MPH OR MORE
ARE EXPECTED FROM LATE THIS AFTERNOON THROUGH AT LEAST MONDAY
MORNING. THESE WINDS WILL RESULT IN PERIODS OF REDUCED VISIBILITY
IN BLOWING SNOW...AND BRIEF PERIODS OF NEAR-BLIZZARD CONDITIONS.
WINDS OF THIS MAGNITUDE COULD ALSO CAUSE NUMEROUS TREES AND POWER
LINES TO FALL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$
07
000 
WWUS42 KGSP 151907
WSWGSP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
307 PM EDT SUN APR 15 2007

...ACCUMULATING SNOWFALL EXPECTED ACROSS PORTIONS OF THE NORTH
CAROLINA MOUNTAINS TONIGHT...

.LOW PRESSURE WILL MOVE OFF THE MID ATLANTIC COAST TONIGHT.
NORTHWEST WINDS BEHIND THE LOW WILL BRING MUCH COLDER AIR TO THE
REGION. SHOWERS WILL CONTINUE TO AFFECT THE MOUNTAINS...PARTICULARLY
IN AREAS NEAR THE TENNESSEE BORDER. AS THE COLDER AIR FILTERS
IN...SNOW LEVELS WILL LOWER QUICKLY THIS EVENING. BY LATE
THIS EVENING...MOST AREAS ABOVE ABOUT 2500 FEET SHOULD BE COLD
ENOUGH FOR PRECIPITATION TO FALL AS SNOW. MEANWHILE...THE LOWER
VALLEYS SHOULD REMAIN WARM ENOUGH FOR MOST PRECIPITATION TO FALL
AS RAIN...ALTHOUGH SNOW WILL MIX IN AT TIMES. BY SUNRISE MONDAY...
HEAVY ACCUMULATIONS OF SNOW ARE EXPECTED...MAINLY IN THE HIGHER
ELEVATIONS ALONG THE TENNESSEE BORDER. IN ADDITION...VERY STRONG
NORTHWEST WINDS WILL DEVELOP THIS EVENING AND CONTINUE INTO
MONDAY. THESE WINDS COULD GUST TO 60 MPH OR MORE AT TIMES...
ESPECIALLY THIS EVENING AT THE HIGHER ELEVATIONS.

NCZ048-051-052-160900-
/O.CON.KGSP.WS.W.0005.000000T0000Z-070416T1000Z/
MADISON-SWAIN-HAYWOOD-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE
307 PM EDT SUN APR 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW THIS EVENING AT
ELEVATIONS ABOVE ABOUT 3500 FEET. TOTAL ACCUMULATIONS OF 3 TO 5
INCHES ARE EXPECTED BY THE TIME THE SNOW TAPERS OFF TO FLURRIES
MONDAY MORNING. TEMPERATURES ARE EXPECTED TO REMAIN WARM ENOUGH SO
THAT MOSTLY RAIN IS EXPECTED IN THE LOWER ELEVATIONS AROUND
WAYNESVILLE...BRYSON CITY...AND CANTON. HOWEVER...THESE AREAS
COULD RECEIVE A DUSTING OF SNOW OVERNIGHT AS SNOW LEVELS CONTINUE
TO DROP.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NCZ033-049-050-160900-
/O.CON.KGSP.WS.W.0005.000000T0000Z-070416T1600Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
307 PM EDT SUN APR 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EDT
MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EDT MONDAY. 

WIDESPREAD RAIN SHOWERS WILL CHANGE OVER TO SNOW THIS EVENING ACROSS
THE NORTHERN MOUNTAINS. BY MID EVENING...SNOW IS EXPECTED IN ALL
BUT THE LOWEST VALLEYS. NUMEROUS TO WIDESPREAD SNOW SHOWERS WILL
CONTINUE THROUGH THE OVERNIGHT HOURS. TOTAL ACCUMULATIONS OF 3 TO
5 INCHES ARE EXPECTED BY THE TIME THE SNOW TAPERS OFF TO FLURRIES
ON MONDAY. LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE IN THE HIGHER
ELEVATIONS ALONG THE TENNESSEE BORDER.

IN ADDITION TO THE SNOW...VERY STRONG NORTHWEST WINDS WILL
DEVELOP ACROSS THE AREA THIS EVENING. SUSTAINED WINDS OF 30 TO 40
MPH...WITH GUSTS OF 60 MPH OR MORE ARE EXPECTED FROM THIS
EVENING THROUGH AT LEAST MONDAY MORNING. THESE WINDS WILL RESULT
IN PERIODS OF REDUCED VISIBILITY IN BLOWING SNOW...AND BRIEF
PERIODS OF NEAR-BLIZZARD CONDITIONS. WINDS OF THIS MAGNITUDE COULD
ALSO CAUSE NUMEROUS TREES AND POWER LINES TO FALL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$
07
000 
WWUS42 KGSP 160254
WSWGSP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1054 PM EDT SUN APR 15 2007

...ACCUMULATING SNOWFALL EXPECTED ACROSS PORTIONS OF THE NORTH
CAROLINA MOUNTAINS TONIGHT...

.LOW PRESSURE WILL MOVE OFF THE MID ATLANTIC COAST TONIGHT.
NORTHWEST WINDS BEHIND THE LOW WILL BRING MUCH COLDER AIR TO THE
REGION. SNOW SHOWERS WILL CONTINUE TO AFFECT THE MOUNTAINS...
PARTICULARLY IN AREAS ALONG THE TENNESSEE BORDER. AS THE COLDER
AIR CONTINUES TO FILTER IN...SNOW LEVELS WILL LOWER AND MOST AREAS
ABOVE ABOUT 2500 FEET SHOULD BE COLD ENOUGH FOR PRECIPITATION TO
FALL AS SNOW. MEANWHILE...SOME OF THE LOWER VALLEYS SHOULD REMAIN
WARM ENOUGH FOR MOST PRECIPITATION TO FALL AS RAIN...ALTHOUGH SNOW
WILL MIX IN AT TIMES. BY SUNRISE MONDAY... HEAVY ACCUMULATIONS OF
SNOW ARE EXPECTED...MAINLY AT THE HIGHER ELEVATIONS ALONG THE
TENNESSEE BORDER. IN ADDITION... VERY STRONG NORTHWEST WINDS WILL
CONTINUE INTO MONDAY WITH GUSTS TO 60 MPH OR MORE AT TIMES...
ESPECIALLY AT THE HIGHER ELEVATIONS.

NCZ048-051-052-161000-
/O.CON.KGSP.WS.W.0005.000000T0000Z-070416T1000Z/
MADISON-SWAIN-HAYWOOD-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE
1054 PM EDT SUN APR 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY. 

TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED BY THE TIME THE
SNOW TAPERS OFF TO FLURRIES MONDAY MORNING. TEMPERATURES ARE
EXPECTED TO REMAIN WARM ENOUGH SO THAT RAIN MIXED WITH SNOW IS
EXPECTED IN THE LOWER ELEVATIONS AROUND WAYNESVILLE...BRYSON
CITY...AND CANTON. HOWEVER...THESE AREAS COULD RECEIVE UP TO AN
INCH OF SNOW OVERNIGHT AS SNOW LEVELS CONTINUE TO DROP.

IN ADDITION TO THE SNOW EXPECT VERY STRONG NORTHWEST WINDS OF 30
TO 40 MPH...WITH GUSTS OF 60 MPH OR MORE THROUGH AT LEAST MONDAY
MORNING. THESE WINDS WILL RESULT IN PERIODS OF REDUCED VISIBILITY
IN BLOWING SNOW...AND BRIEF PERIODS OF NEAR-BLIZZARD CONDITIONS.
WINDS OF THIS MAGNITUDE HAVE CAUSED NUMEROUS TREES AND POWER
LINES TO FALL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NCZ033-049-050-161100-
/O.CON.KGSP.WS.W.0005.000000T0000Z-070416T1600Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
1054 PM EDT SUN APR 15 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EDT
MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM EDT MONDAY. 

SNOW IS EXPECTED IN ALL BUT THE LOWEST VALLEYS. NUMEROUS TO
WIDESPREAD SNOW SHOWERS WILL CONTINUE THROUGH THE OVERNIGHT HOURS.
TOTAL ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED BY THE TIME THE
SNOW TAPERS OFF TO FLURRIES ON MONDAY. LOCALLY HIGHER AMOUNTS ARE
EXPECTED AT THE HIGHER ELEVATIONS ALONG THE TENNESSEE BORDER.

IN ADDITION TO THE SNOW EXPECT VERY STRONG NORTHWEST WINDS OF 30
TO 40 MPH...WITH GUSTS OF 60 MPH OR MORE THROUGH AT LEAST MONDAY
MORNING. THESE WINDS WILL RESULT IN PERIODS OF REDUCED VISIBILITY
IN BLOWING SNOW...AND BRIEF PERIODS OF NEAR-BLIZZARD CONDITIONS.
WINDS OF THIS MAGNITUDE HAVE CAUSED NUMEROUS TREES AND POWER
LINES TO FALL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$
000 
WWUS42 KGSP 160654
WSWGSP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
254 AM EDT MON APR 16 2007

NCZ033-049-050-160800-
/O.CAN.KGSP.WS.W.0005.000000T0000Z-070416T1600Z/
AVERY-YANCEY-MITCHELL-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE
254 AM EDT MON APR 16 2007

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS 
CANCELLED THE WINTER STORM WARNING FOR AVERY... MITCHELL... AND
YANCEY... COUNTIES.

WHILE SCATTERED SNOW SHOWERS WILL CONTINUE OVER THE NORTHERN
MOUNTAINS THIS MORNING...LITTLE IF ANY ADDITIONAL ACCUMULATING
SNOWFALL IS EXPECTED. THEREFORE THE WINTER STORM WARNING HAS BEEN
CANCELLED.

$$

NCZ048-051-052-160800-
/O.CAN.KGSP.WS.W.0005.000000T0000Z-070416T1000Z/
MADISON-SWAIN-HAYWOOD-
INCLUDING THE CITIES OF...CHEROKEE...WAYNESVILLE
254 AM EDT MON APR 16 2007

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS
CANCELLED THE WINTER STORM WARNING FOR ELEVATIONS ABOVE 3500 FEET
IN MADISON... SWAIN... AND HAYWOOD COUNTIES. 

WHILE SCATTERED SNOW SHOWERS WILL CONTINUE OVER THE HIGHER
ELEVATIONS ALONG THE TENNESSEE BORDER FOR A FEW MORE
HOURS...LITTLE IF ANY ADDITIONAL ACCUMULATING SNOWFALL IS
EXPECTED. THEREFORE THE WINTER STORM WARNING HAS BEEN CANCELLED.

$$
MCAVOY

What forecasters said that day

The local office's own words before this winter storm 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 winter storm warning went out at Apr 14, 3:16 PM EDT, 23 minutes earlier.

Area forecast discussion, Apr 14, 3:16 PM EDT, 23 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
316 PM EDT SAT APR 14 2007

.SHORT TERM /TONIGHT THROUGH TUESDAY/...
SURFACE LOW SUPPORTED BY STRONG UPPER DPVA WIL MOVE ACROSS THE
REGION OVERNIGHT. DESPITE THE CLOSENESS OF THE EVENT...STILL SOME
RATHER LARGE DISCONTINUITIES IN THE DETAILS BETWEEN THE 12Z GFS/NAM.
NAM IS FARTHER NORTH WITH SURFACE LOW AND SUBSEQUENTLY DEVELOPS MUCH
MORE INSTABILITY OVER THE REGION THROUGH THE OVERNIGHT AND A SLOWER
PROGRESSION OF COLD FRONT. GFS A LITTLE FARTHER SOUTH WITH LOW TRACK
AND FASTER...SO CONSEQUENTLY THE DEWPOINTS/INSTABILITY NOT AS HIGH.
WILL SETTLE ON A BLEND OF THESE SOLUTIONS WHICH PUTS NE
GEORGIA...UPSTATE SC AND THE NC PIEDMONT UNDER THE GUN FOR SEVERE
STORMS. WIND PROFILES INDICATE PLENTY OF SHEAR...SO A FEW TORNADOES
POSSIBLY ASSOCIATED WITH A QUASI-LINEAR CONVECTIVE SYSTEM CANT BE
RULED OUT. HEAVY RAIN ALSO IS A GOOD BET FOR ABOUT A 6 HOUR WINDOW.
WIDESPREAD 1-2 INCHES IS LIKELY OVERNIGHT WITH SOME 2+ INCHES
POSSIBLE. PER HPC GUIDANCE THIS AXIS OF HEAVIEST RAINFALL WOULD NOSE
UP INTO NC PIEDMONT AND FOOTHILLS. PER COLLABORATION WITH NEIGHBORS
WILL PUT UP A FLOOD WATCH FOR THE NC PIEDMONT AND FOOTHILLS. EXPECT
THAT METRO CHARLOTTE WILL CERTAINLY HAVE SOME FLOOD ISSUES. STRONG
LOW LEVEL JET WILL PUNCH INTO THE AREA IN ADVANCE OF THE SURFACE
LOW...SO HAVE INCREASED WINDS AND PLACED GUSTS TO 30-40 MPH IN THE
GRIDS FOR A FEW HOURS.

LOW AND ASSOCIATED WIDESPREAD RAIN/THUNDERSTORMS WILL EXIT TO THE
EAST EARLY SUNDAY. PROBABLY WILL BE A LULL IN SHOWERS FOR A FEW
HOURS SUNDAY MORNING. AS STRONG UPPER TROUGH AND COLD POOL TRANSITS
THE AREA MIDDAY TO MID AFTERNOON. EXPECT SHOWERS TO DEVELOP
AGAIN...MOST NUMEROUS FOR THE MOUNTAINS AND EASTERN PART OF THE
UPSTATE AND NC PIEDMONT. THUNDERSTORMS ALSO A GOOD BET OUTSIDE OF
THE MOUNTAINS ALONG WITH SMALL HAIL. SNOW LEVELS WILL CRASH IN THE
MOUNTAINS SUNDAY AFTERNOON WITH PASSAGE OF UPPER TROUGH...SO WILL
FORECAST SNOW SHOWERS ABOVE 2500FT BY LATE AFTERNOON ALONG WITH
FALLING TEMPERATURES. STRONG WINDS WIL ALSO BEGIN TO MIX DOWN BY
LATE IN THE DAY WITH >50MPH IN THE MOUNTAINS AND 30-40MPH OUTSIDE OF
MOUNTAINS.

A NORTHWEST FLOW SNOW AND WIND EVENT IS IN STORE FOR THE MOUNTAINS
SUNDAY NIGHT AND MONDAY BEHIND THE DEPARTING SURFACE WAVE AND ITS
ASSOCIATED SHORTWAVE ROUNDING THE UPPER LOW. MODEL THICKNESS AND
SOUNDINGS SUPPORT ALL SNOW SUNDAY NIGHT AND MONDAY MORNING...EXCEPT
AT THE VERY LOWEST VALLEY ELEVATIONS...WITH MOISTURE ALL THE WAY
DOWN THE TENNESSEE BORDER. AT THIS POINT THE BEST ACCUMULATIONS WILL
BE IN THE NORTHERN MOUNTAINS...WHERE AMOUNTS SUPPORT WARNING
CRITERIA. SNOW AMOUNTS COULD APPROACH WARNING CRITERIA IN THE SMOKY
MOUNTAINS...BUT CONFIDENCE IS NOT AS HIGH THAT FAR SOUTH. THE WIND
WILL ALSO BE AN ISSUE...WITH THE MODELS CARRYING 60 KNOTS OF WIND AT
850 MB OVER A BROAD AREA SUNDAY NIGHT AND MONDAY. MOIST SOIL
RESULTING FROM THE RAINFALL TONIGHT WILL ALLOW TREES TO BE EASILY
TOPPLED...MEANING DAMAGE POTENTIAL MAY REPLACE WIND SPEED CRITERIA.
CONFIDENCE IS HIGH ENOUGH ON WIND AND SNOW IN THE NORTHERN MOUNTAINS
THAT A WINTER STORM WARNING WILL BE ISSUED FOR SUNDAY AFTERNOON
THROUGH MONDAY FROM AVERY TO MADISON COUNTIES IN THE NC MOUNTAINS. A
HIGH WIND WATCH WILL BE ISSUED FOR THE REST OF THE MOUNTAINS...AS
WELL AS THE ADJACENT NC FOOTHILLS...EVEN THROUGH WINDS MAY BE BELOW
WARNING CRITERIA IN SOME PORTIONS OF THE WATCH.

MOISTURE DECREASES RAPIDLY SUNDAY AFTERNOON...WHILE THICKNESS AND
TEMPERATURES RISE...ENDING THE SNOW EVENT. THE HIGH WINDS MAY WELL
CONTINUE INTO MONDAY NIGHT...AND MAYBE EVEN TUESDAY MORNING...BUT
CONFIDENCE IS LOWER AT THAT TIME FRAME. TEMPERATURES WILL BE COOL
ENOUGH FOR A FREEZE WATCH IN THE NC MOUNTAINS MONDAY MORNING...AND
ANOTHER NIGHT OF FREEZING TEMPERATURES IS SCHEDULED FOR TUESDAY
MORNING...HOWEVER LOCAL POLICY IS NOT TO ISSUE FREEZE PRODUCTS WHEN
WINTER WEATHER IS FORECAST. AFTERNOON MAXIMUM TEMPERATURES WILL
RECOVER WITH DOWNSLOPE FLOW AND RISING HEIGHTS ALOFT.

&&

.LONG TERM /TUESDAY NIGHT THROUGH SATURDAY/...
AN UPPER LEVEL OMEGA BLOCK DOMINATES THE PATTERN OVER NORTH AMERICA
FOR MOST OF THE EXTENDED FORECAST...WITH THE SOUTHERN APPALACHIANS
ON THE BACK SIDE OF THE DOWNSTREAM UPPER LOW...IN A MEAN NORTHWEST
FLOW ALOFT. A WEAK CLIPPER LIKE SYSTEM CROSSES THE AREA FROM THE
WEST ON WEDNESDAY...SUPPORTING LITTLE MORE THAN SLIGHT CHANCE
POPS...WHILE A BETTER DEFINED LOW ORGANIZES IN THE NORTHWEST GULF.
THE GULF LOW CROSSES NORTH FL THURSDAY...FAR ENOUGH SOUTH THAT POPS
WILL BE LIMITED...BUT WITH AN EASTERLY UPSLOPE COMPONENT NORTH OF
THE LOW...CHANCE POPS WILL BE CARRIED ALONG THE BLUE RIDGE
ESCARPMENT. A DRY SURFACE RIDGE WILL MOVE SLOWLY EAST OVER THE AREA
ON FRIDAY AND SATURDAY. TEMPERATURES WILL GRADUALLY MODERATE FROM
BELOW NORMAL TOWARD NORMAL AS THE OMEGA BLOCK WEAKENS AND HEIGHTS
RISE.

&&

.AVIATION /19Z-18Z/...
TAFS WILL BECOME QUITE COMPLICATED OVERNIGHT AS LOW PRESSURE TRACKS
ACROSS THE REGION. CURRENTLY VFR WITH ONLY MID LEVEL CLOUDS.
HOWEVER...EXPECT RAIN AND SCATTERED THUNDERSTORMS TO SPREAD RAPIDLY
WEST TO EAST ACROSS THE AREA FROM 22Z-02Z. WITH THE ONSET OF THE
RAIN...EXPECT CEILINGS TO RAPIDLY LOWER INTO THE MVFR RANGE. A 4-6
HOUR PERIOD OF HEAVY RAIN EXPECTED FROM ABOUT 03-09Z WITH EMBEDDED
THUNDERSTROMS WHICH SHOULD LOWER CEILINGS INTO IFR CATEGORY.
WIDESPREAD PRECIPITATION SHOULD MOVE EAST OF THE AREA IN 08Z-12Z
TIMEFRAME WITH CELINGS BUMPING UP INTO MVFR RANGE WITH VFR CELINGS
LIKELY BY 14Z-16Z SUNDAY. SHOWERS EXPECTED TO REDEVELOP MIDDAY
SUNDAY AS UPPER TROUGH SWINGS THROUGH. COULD EVEN HAVE SOME
THUNDERSTORMS OUTSIDE OF THE MOUNTAINS.

VISIBILITIES WILL LOWER TO IFR RANGE IN THE HEAVIER RAIN OVERNIGHT
AND THEN BOUNCE BACK TO VFR 09Z-12Z TIMEFRAME.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...WINTER STORM WATCH FROM SUNDAY AFTERNOON THROUGH MONDAY
     AFTERNOON FOR NCZ033-048>050.

SC...NONE.
&&

SHORT TERM...JAT/LG
LONG TERM...JAT
AVIATION...LG
Hazardous weather outlook, Apr 14, 5:43 AM EDT, 9 hours 56 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
543 AM EDT SAT APR 14 2007

NCZ033-048>050-150945-
AVERY-MADISON-YANCEY-MITCHELL-
543 AM EDT SAT APR 14 2007

...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT

A POWERFUL STORM SYSTEM AND ASSOCIATED COLD FRONT WILL APPROACH
THE NORTHERN MOUNTAINS THIS AFTERNOON...BRINGING WIDESPREAD RAIN
AND SCATTERED THUNDERSTORMS TO THE REGION THIS AFTERNOON AND
TONIGHT. THE MAIN THREAT ACROSS THE MOUNTAINS WILL BE FROM HEAVY
RAINFALL...AS MOST LOCATIONS CAN EXPECT 1.5 TO 2 INCHES OF RAIN
BY SUNRISE SUNDAY. LOCALLY HIGHER TOTALS WILL BE POSSIBLE.

AN ISOLATED SEVERE THUNDERSTORM CANNOT BE RULED OUT...BUT THE
GREATEST SEVERE WEATHER THREAT WILL EXIST SOUTH AND EAST OF THE
MOUNTAINS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

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

   WINTER STORM WATCH

IN ADDITION TO THE POTENTIAL FOR HEAVY SNOW...VERY STRONG NORTHWEST
WINDS WILL DEVELOP BEHIND THE COLD FRONT FOR SUNDAY...AND CONTINUE
THROUGH AT LEAST MONDAY. SUSTAINED WINDS OF 25 TO 35 MPH...WITH
GUSTS IN EXCESS OF 50 MPH WILL BE POSSIBLE ACROSS THE AREA...
ESPECIALLY SUNDAY AFTERNOON AND EVENING. IT IS POSSIBLE THAT THE
WINDS COULD REACH DAMAGING LEVELS ACROSS PORTIONS OF THE MOUNTAINS
DURING THIS TIME. HOWEVER...UNCERTAINTY REMAINS REGARDING THE
TIMING...LOCATION...AND STRENGTH OF THE STRONGEST WINDS. IT IS
LIKELY THAT A WIND ADVISORY...OR PERHAPS A HIGH WIND WARNING WILL
BE ISSUED LATER TODAY.

WIDESPREAD FREEZING TEMPERATURES ARE EXPECTED ACROSS THE MOUNTAINS
BY SUNRISE MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED.

NCZ051>053-058-059-062>065-501-503-505-507-509-150945-
SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CALDWELL MOUNTAINS-
BURKE MOUNTAINS-MCDOWELL MOUNTAINS-RUTHERFORD MOUNTAINS-
POLK MOUNTAINS-
543 AM EDT SAT APR 14 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT

A POWERFUL STORM SYSTEM AND ASSOCIATED COLD FRONT WILL APPROACH
THE SOUTHERN AND CENTRAL MOUNTAINS THIS AFTERNOON...BRINGING
WIDESPREAD RAIN AND SCATTERED THUNDERSTORMS TO THE REGION THIS
AFTERNOON AND TONIGHT. THE MAIN THREAT ACROSS THE MOUNTAINS WILL
BE FROM HEAVY RAINFALL...AS MOST LOCATIONS CAN EXPECT 1.5 TO 2
INCHES OF RAIN BY SUNRISE SUNDAY. LOCALLY HIGHER TOTALS WILL BE
POSSIBLE...ESPECIALLY IN LOCATIONS ALONG AND NEAR THE SOUTHERN
ESCARPMENT OF THE BLUE RIDGE.

AN ISOLATED SEVERE THUNDERSTORM CANNOT BE RULED OUT...BUT THE
GREATEST SEVERE WEATHER THREAT WILL EXIST SOUTH AND EAST OF THE
MOUNTAINS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

AS SNOW LEVELS FALL BEHIND THE COLD FRONT SUNDAY AFTERNOON AND
EVENING...LINGERING MOISTURE IS EXPECTED TO RESULT IN SCATTERED TO
NUMEROUS SNOW SHOWERS ACROSS THE MOUNTAINS. SOME LIGHT
ACCUMULATIONS WILL BE POSSIBLE...PARTICULARLY IN THE HIGHER
ELEVATIONS ALONG THE TENNESSEE BORDER. HEAVIER SNOWFALL WILL BE
POSSIBLE IN AREAS FROM MADISON COUNTY NORTH.

IN ADDITION TO THE POTENTIAL FOR SNOW...VERY STRONG NORTHWEST WINDS
WILL DEVELOP BEHIND THE COLD FRONT FOR SUNDAY...AND CONTINUE
THROUGH AT LEAST MONDAY. SUSTAINED WINDS OF 20 TO 30 MPH...WITH
GUSTS IN EXCESS OF 50 MPH WILL BE POSSIBLE ACROSS THE AREA...
ESPECIALLY SUNDAY AFTERNOON AND EVENING. IT IS POSSIBLE THAT THE
WINDS COULD REACH DAMAGING LEVELS ACROSS PORTIONS OF THE MOUNTAINS
DURING THIS TIME. HOWEVER...UNCERTAINTY REMAINS REGARDING THE
TIMING...LOCATION...AND STRENGTH OF THE STRONGEST WINDS. IT IS
LIKELY THAT A WIND ADVISORY...OR PERHAPS A HIGH WIND WARNING WILL
BE ISSUED LATER TODAY.

WIDESPREAD FREEZING TEMPERATURES ARE EXPECTED ACROSS THE MOUNTAINS
BY SUNRISE MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED.

GAZ010-017-018-026-028-029-NCZ035>037-056-057-068>072-082-502-504-
506-508-510-SCZ001>014-019-150945-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-
DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-
UNION NC-GREATER CALDWELL-GREATER BURKE-EASTERN MCDOWELL-
GREATER RUTHERFORD-EASTERN POLK-OCONEE MOUNTAINS-PICKENS MOUNTAINS-
GREENVILLE MOUNTAINS-GREATER OCONEE-GREATER PICKENS-
GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE-
LAURENS-UNION SC-CHESTER-GREENWOOD-
543 AM EDT SAT APR 14 2007

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

.DAY ONE...TODAY AND TONIGHT

A POWERFUL STORM SYSTEM AND ASSOCIATED COLD FRONT WILL APPROACH
THE WESTERN CAROLINAS AND NORTHEAST GEORGIA THIS AFTERNOON...
BRINGING WIDESPREAD RAIN AND SCATTERED TO NUMEROUS THUNDERSTORMS
TO THE FOOTHILLS AND PIEDMONT BY THIS EVENING. AS SOUTHERLY WINDS
BRING AN INCREASINGLY MOIST AND UNSTABLE AIRMASS INTO THE REGION
AHEAD OF THE COLD FRONT...SOME OF THE THUNDERSTORMS COULD REACH
SEVERE LEVELS THIS EVENING. THE STRENGTH OF THE WIND FIELDS
THROUGH THE DEPTH OF THE ATMOSPHERE WILL BE MORE THAN ADEQUATE FOR
SEVERE WEATHER AND EVEN TORNADOES. HOWEVER...THERE IS UNCERTAINTY
REGARDING THE DEGREE OF INSTABILITY THIS EVENING. IF THE ATMOSPHERE
REMAINS WEAKLY UNSTABLE...THE MAIN SEVERE WEATHER THREAT WILL BE
FROM DAMAGING STRAIGHT LINE WINDS AND ISOLATED...BRIEF TORNADOES.
HOWEVER...IT IS POSSIBLE THAT MODERATE INSTABILITY COULD BE
REALIZED. IF THIS IS THE CASE...THE TORNADO THREAT WILL BE
GREATER...AND THERE WILL BE THE POTENTIAL FOR ONE OR TWO STRONG
TORNADOES. ALTHOUGH SEVERE WEATHER WILL BE POSSIBLE JUST ABOUT
ANYWHERE ACROSS THE AREA FROM LATE THIS AFTERNOON THROUGH THIS
EVENING...SEVERE WEATHER WILL BE MOST LIKELY IN AREAS EAST OF I-26
AND SOUTH OF I-85...FROM ABOUT MID EVENING TO JUST AFTER MIDNIGHT.

IN ADDITION TO THE SEVERE WEATHER THREAT...HEAVY RAINFALL CAN ALSO
BE EXPECTED. MOST LOCATIONS CAN EXPECT 1 TO 2 INCHES OF RAIN BY
SUNRISE SUNDAY. LOCALLY HIGHER TOTALS WILL BE POSSIBLE...ESPECIALLY
IN LOCATIONS NEAR THE SOUTHERN ESCARPMENT OF THE BLUE RIDGE. SOME
LOCALIZED FLASH FLOODING WILL BE POSSIBLE...ESPECIALLY IN ANY
URBAN AREAS THAT ARE AFFECTED BY REPEATING THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

STRONG AND GUSTY WEST AND NORTHWEST WINDS WILL DEVELOP BEHIND THE
COLD FRONT FOR SUNDAY...AND CONTINUE THROUGH MONDAY. SUSTAINED
WINDS OF 20 TO 30 MPH...WITH GUSTS IN EXCESS OF 50 MPH WILL BE
POSSIBLE ACROSS THE AREA...ESPECIALLY SUNDAY AFTERNOON AND
EVENING. IT IS POSSIBLE THAT THE WINDS COULD REACH DAMAGING LEVELS
ACROSS PORTIONS OF THE FOOTHILLS AND PIEDMONT DURING THIS TIME.
HOWEVER...UNCERTAINTY REMAINS REGARDING THE TIMING...LOCATION...
AND STRENGTH OF THE STRONGEST WINDS. IT IS LIKELY THAT A WIND
ADVISORY...OR PERHAPS A HIGH WIND WARNING WILL BE ISSUED LATER
TODAY.

SOME AREAS COULD SEE A BRIEF PERIOD OF FREEZING TEMPERATURES
MONDAY MORNING...BUT A WIDESPREAD FREEZE IS NOT ANTICIPATED AT
THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS EVENING.

LANE

In the hours before

Special weather statement, Apr 14, 2:17 PM EDT, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
217 PM EDT SAT APR 14 2007

GAZ010-017-018-026-028-029-NCZ070>072-082-SCZ001>014-019-142030-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-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-
INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...TOCCOA...
HARTWELL...ELBERTON...GASTONIA...CHARLOTTE...CONCORD...MONROE...
GREENVILLE...SPARTANBURG...GAFFNEY...ROCK HILL...ANDERSON...
ABBEVILLE...LAURENS...UNION...CHESTER...GREENWOOD
217 PM EDT SAT APR 14 2007

...SEVERE WEATHER POSSIBLE TONIGHT...
THERE IS A THREAT OF SEVERE THUDNERSTORMS TONIGHT FROM NORTHEAST
GEORGIA...THROUGH THE UPSTATE OF SOUTH CAROLINA INTO THE NORTH
CAROLINA. THIS WOULD ROUGHLY BE ALONG AND SOUTH OF INTERSTATE 85.

DAMAGING THUNDERSTORM WINDS ALONG WITH ISOLATED BRIEF TORNADOES
ARE POSSIBLE. IF YOU HAVE A NOAA WEATHER RADIO...MAKE SURE YOU
HAVE IT SET OVERNIGHT INTO STANDBY MODE FOR POSSIBLE WARNINGS.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES AND
POSSIBLE WARNINGS

LG

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 4:08 AM EDTWinter Storm WatchGSPAvery, Madison, Mitchell, Yancey12 hr
Apr 14, 3:52 PM EDTHigh Wind WatchGSPBuncombe, Burke, Caldwell, Graham, Haywood, Henderson and 7 more12 hr
Apr 14, 4:01 PM EDTFlood WatchGSPAlexander, Burke, Cabarrus, Caldwell, Catawba, Cleveland and 7 more14 hr
Apr 14, 4:23 PM EDTLake Wind AdvisoryGSPAlexander, Avery, Buncombe, Burke, Cabarrus, Caldwell and 22 more8 hr

Nearby

Winter Storm Warnings in North Carolina, 2007Every winter storm 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.