Alert archive / North Carolina / Winter Storm Warnings in 2007
Winter Storm Warning 5, NWS Greenville-Spartanburg, SC
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.
- 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
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...LGHazardous 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 4:08 AM EDT | Winter Storm Watch | GSP | Avery, Madison, Mitchell, Yancey | 12 hr |
| Apr 14, 3:52 PM EDT | High Wind Watch | GSP | Buncombe, Burke, Caldwell, Graham, Haywood, Henderson and 7 more | 12 hr |
| Apr 14, 4:01 PM EDT | Flood Watch | GSP | Alexander, Burke, Cabarrus, Caldwell, Catawba, Cleveland and 7 more | 14 hr |
| Apr 14, 4:23 PM EDT | Lake Wind Advisory | GSP | Alexander, Avery, Buncombe, Burke, Cabarrus, Caldwell and 22 more | 8 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.