Alert archive / North Carolina / High Wind Warnings in 2009
High Wind Warning 3, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this high wind warning at Apr 3, 2009, 3:20 AM EDT for 6 counties in North Carolina. It was in force for 24 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 3, 2009, 3:20 AM EDT (07:20 UTC)
- Expired
- Apr 4, 2009, 2:52 AM EDT
- In force
- 24 hr
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Avery County, NC, Burke County, NC, Caldwell County, NC, McDowell County, NC, Mitchell County, NC, Yancey County, NC
The radar
The Greer radar (KGSP), 115 km from the middle of the area, began a volume at 07:23 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 7.3 hours before the alert went out and 185 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
- 54 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 462 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 225 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS72 KGSP 030720 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 320 AM EDT FRI APR 3 2009 ...WINDY CONDITIONS TODAY... .A COLD FRONT WILL CROSS THE AREA THIS MORNING. IMMEDIATELY ALONG AND BEHIND THE FRONT WINDS WILL BECOME GUSTY AND INCREASE IN SPEED THROUGH THIS AFTERNOON. THE TIME PERIOD OF THE HIGHEST WINDS WILL BE THIS AFTERNOON DURING PEAK MIXING BEHIND THE FRONT. WINDS WILL DECREASE BY THIS EVENING...EXCEPT IN THE NORTHERN MOUNTAINS OF NORTH CAROLINA. NCZ035>037-056-057-068>072-082-502-504-506-508-510-SCZ003-006>009- 012>014-032000- /O.CAN.KGSP.LW.Y.0015.000000T0000Z-090403T2200Z/ /O.EXA.KGSP.WI.Y.0009.000000T0000Z-090403T2200Z/ ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE- EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK- GREENVILLE MOUNTAINS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- LAURENS-UNION SC-CHESTER- INCLUDING THE CITIES OF...STATESVILLE...MOCKSVILLE...HICKORY... SALISBURY...SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE... CONCORD...MONROE...LENOIR...MORGANTON...MARION...RUTHERFORD... COLUMBUS...GREENVILLE...SPARTANBURG...GAFFNEY...ROCK HILL... LAURENS...UNION...CHESTER 320 AM EDT FRI APR 3 2009 ...WIND ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...LAKE WIND ADVISORY IS CANCELED... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FOR THE NORTHERN UPSTATE OF SOUTH CAROLINA...AND THE FOOTHILLS AND PIEDMONT OF WESTERN NORTH CAROLINA...UNTIL 6 PM EDT THIS EVENING. THE LAKE WIND ADVISORY HAS BEEN CANCELED. SOUTHWESTERLY TO WESTERLY WINDS WILL INCREASE AND BECOME GUSTY TODAY. WINDS WILL GENERALLY REACH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH...ESPECIALLY DURING THE AFTERNOON AS ATMOSPHERIC MIXING INCREASES. WIND SPEEDS AND GUSTS WILL DIMINISH QUICKLY AFTER SUNSET. THE COMBINATION OF THESE WINDS AND RAIN SOAKED SOIL WILL LEAD TO ISOLATED TREES BEING BLOWN DOWN...AND ISOLATED POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ NCZ033-049-050-501-503-505-032000- /O.UPG.KGSP.WI.Y.0009.000000T0000Z-090403T2200Z/ /O.NEW.KGSP.HW.W.0003.090403T0720Z-090404T1000Z/ AVERY-YANCEY-MITCHELL-CALDWELL MOUNTAINS-BURKE MOUNTAINS- MCDOWELL MOUNTAINS- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 320 AM EDT FRI APR 3 2009 ...HIGH WIND WARNING IN EFFECT UNTIL 6 AM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A HIGH WIND WARNING FOR THE NORTHERN MOUNTAINS AND ADJACENT BLUE RIDGE OF NORTH CAROLINA...WHICH IS IN EFFECT UNTIL 6 AM EDT SATURDAY. THE WIND ADVISORY IS NO LONGER IN EFFECT. WESTERLY WINDS WILL INCREASE AND BECOME GUSTY...REACHING SPEEDS TO 25 TO 40 MPH WITH GUSTS AS HIGH AS 60 MPH. THESE WINDS WILL LAST THROUGH TONIGHT...AND WHEN COMBINED WITH THE WET GROUND CONDITIONS CAUSED BY RECENT RAINFALL...WILL CREATE A SITUATION FAVORABLE FOR ISOLATED TREES AND POWER LINES TO FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ GAZ010-017-NCZ048-051>053-058-059-062>065-507-509-032000- /O.CON.KGSP.WI.Y.0009.000000T0000Z-090403T2200Z/ RABUN-HABERSHAM-MADISON-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM- NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON- RUTHERFORD MOUNTAINS-POLK MOUNTAINS- INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...CHEROKEE... WAYNESVILLE...ASHEVILLE...SYLVA...FRANKLIN...BREVARD... HENDERSONVILLE...LAKE LURE 320 AM EDT FRI APR 3 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING FOR THE CENTRAL AND SOUTHERN NORTH CAROLINA MOUNTAINS...AND THE MOUNTAINS OF NORTHEAST GEORGIA. WINDS WILL INCREASE FROM THE WEST...REACHING 15 TO 25 MPH WITH GUSTS AS HIGH AS 40 MPH DURING THE GREATEST PERIOD OF MIXING IN THE AFTERNOON. THESE WINDS COMBINED WITH THE WET GROUND CONDITIONS CAUSED BY RECENT RAINFALL WILL CREATE A SITUATION FAVORABLE FOR ISOLATED TREES AND POWER LINES TO FALL. WIND SPEEDS AND GUSTS WILL DIMINISH QUICKLY AFTER SUNSET ACROSS ALL BUT THE HIGHEST ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ GAZ018-026-028-029-SCZ001-002-004-005-010-011-019-032000- /O.CON.KGSP.LW.Y.0015.000000T0000Z-090403T2200Z/ STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREATER OCONEE-GREATER PICKENS-ANDERSON-ABBEVILLE-GREENWOOD- INCLUDING THE CITIES OF...TOCCOA...HARTWELL...ELBERTON... ANDERSON...ABBEVILLE...GREENWOOD 320 AM EDT FRI APR 3 2009 ...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING FOR THE UPPER SAVANNAH RIVER VALLEY OF NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. SOUTHWESTERLY TO WESTERLY WINDS WILL BECOME GUSTY AND INCREASE IN SPEED TODAY. WINDS WILL GENERALLY REACH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH...ESPECIALLY DURING THE AFTERNOON AS ATMOSPHERIC MIXING INCREASES. WIND SPEEDS AND GUSTS WILL DIMINISH QUICKLY AFTER SUNSET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$
3 follow-up statements
000 WWUS72 KGSP 031840 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 240 PM EDT FRI APR 3 2009 NCZ033-049-050-501-503-505-032200- /O.CON.KGSP.HW.W.0003.000000T0000Z-090404T1000Z/ AVERY-YANCEY-MITCHELL-CALDWELL MOUNTAINS-BURKE MOUNTAINS- MCDOWELL MOUNTAINS- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 240 PM EDT FRI APR 3 2009 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EDT SATURDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EDT SATURDAY. GUSTY WESTERLY WINDS WILL CONTINUE INTO TONIGHT AS 60 MPH RIDGETOP GUSTS WILL THREATEN THE VALLEYS THIS EVENING. THE COMBINATION OF WET GROUND CONDITIONS CAUSED BY RECENT RAINFALL...WILL CREATE A SITUATION FAVORABLE FOR ISOLATED TREES AND POWER LINES TO FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ GAZ010-017-NCZ035>037-048-051>053-056>059-062>065-068>072-082-502- 504-506>510-SCZ003-006>009-012>014-032200- /O.CON.KGSP.WI.Y.0009.000000T0000Z-090403T2200Z/ RABUN-HABERSHAM-ALEXANDER-IREDELL-DAVIE-MADISON-SWAIN-HAYWOOD- BUNCOMBE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-MACON- SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-GREATER CALDWELL-GREATER BURKE- EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-GREATER RUTHERFORD- POLK MOUNTAINS-EASTERN POLK-GREENVILLE MOUNTAINS- GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-LAURENS-UNION SC- CHESTER- INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...STATESVILLE... MOCKSVILLE...CHEROKEE...WAYNESVILLE...ASHEVILLE...HICKORY... SALISBURY...SYLVA...FRANKLIN...BREVARD...HENDERSONVILLE... SHELBY...LINCOLNTON...GASTONIA...CHARLOTTE...CONCORD...MONROE... LENOIR...MORGANTON...MARION...LAKE LURE...RUTHERFORD...COLUMBUS... GREENVILLE...SPARTANBURG...GAFFNEY...ROCK HILL...LAURENS... UNION...CHESTER 240 PM EDT FRI APR 3 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. WESTERLY WINDS WILL REMAIN GUSTY...PERHAPS AS HIGH AS 35 MPH... BEFORE DIMINISHING THIS EVENING. THE COMBINATION OF THESE WINDS AND RAIN SOAKED SOIL WILL LEAD TO ISOLATED TREES BEING BLOWN DOWN...AND ISOLATED POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ GAZ018-026-028-029-SCZ001-002-004-005-010-011-019-032200- /O.CON.KGSP.LW.Y.0015.000000T0000Z-090403T2200Z/ STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS-PICKENS MOUNTAINS- GREATER OCONEE-GREATER PICKENS-ANDERSON-ABBEVILLE-GREENWOOD- INCLUDING THE CITIES OF...TOCCOA...HARTWELL...ELBERTON... ANDERSON...ABBEVILLE...GREENWOOD 240 PM EDT FRI APR 3 2009 ...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING. WESTERLY WINDS WILL REMAIN GUSTY...PERHAPS UP TO 35 MPH... BEFORE DIMINISHING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$
000 WWUS72 KGSP 032353 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 753 PM EDT FRI APR 3 2009 NCZ033-049-050-501-503-505-041000- /O.CON.KGSP.HW.W.0003.000000T0000Z-090404T1000Z/ AVERY-YANCEY-MITCHELL-CALDWELL MOUNTAINS-BURKE MOUNTAINS- MCDOWELL MOUNTAINS- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 753 PM EDT FRI APR 3 2009 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EDT SATURDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EDT SATURDAY. GUSTY WESTERLY WINDS WILL CONTINUE INTO TONIGHT AS 60 MPH RIDGETOP GUSTS WILL THREATEN THE VALLEYS THIS EVENING. THE COMBINATION OF WET GROUND CONDITIONS CAUSED BY RECENT RAINFALL... WILL CREATE A SITUATION FAVORABLE FOR ISOLATED TREES AND POWER LINES TO FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$
000 WWUS72 KGSP 040652 NPWGSP URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 252 AM EDT SAT APR 4 2009 ...GUSTY WINDS EARLY THIS MORNING FROM NEWLAND TO BURNSVILLE... .GUSTY NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 50 MPH WILL CONTINUE UNTIL MID MORNING IN THE NORTHERN MOUNTAINS OF NORTH CAROLINA FROM NEWLAND TO BURNSVILLE. NCZ033-049-050-501-503-505-041400- /O.CAN.KGSP.HW.W.0003.000000T0000Z-090404T1000Z/ /O.NEW.KGSP.WI.Y.0010.090404T0652Z-090404T1400Z/ AVERY-YANCEY-MITCHELL-CALDWELL MOUNTAINS-BURKE MOUNTAINS- MCDOWELL MOUNTAINS- INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE 252 AM EDT SAT APR 4 2009 ...WIND ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...HIGH WIND WARNING IS CANCELED... THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EDT THIS MORNING FOR THE NORTHERN MOUNTAINS OF NORTH CAROLINA FROM NEWLAND TO BURNSVILLE. THE HIGH WIND WARNING HAS BEEN CANCELED. GUSTY NORTHWESTERLY WINDS WILL CONTINUE INTO MID MORNING. WIND SPEEDS OF 20 TO 30 MPH WITH GUSTS AS HIGH AS 50 MPH ARE EXPECTED. THE COMBINATION OF THESE WIND SPEEDS AND WET GROUND CONDITIONS CAUSED BY RECENT RAINFALL...WILL CREATE A SITUATION FAVORABLE FOR ISOLATED TREES AND POWER LINES TO FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ 07
What forecasters said that day
The local office's own words before this high wind 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 high wind warning went out at Apr 3, 3:11 AM EDT, 9 minutes earlier.
Area forecast discussion, Apr 3, 3:11 AM EDT, 9 minutes before
AREA FORECAST DISCUSSION
SH THIS EVENING AS WEAK HIGH PRESSURE MOVES
OVER THE SOUTHEAST. ANOTHER LOW PRESSURE WILL CROSS THE OHIO RIVER
VALLEY LATE SUNDAY AND SUNDAY NIGHT WITH THE ASSOCIATED COLD FRONT
CROSSING OUR REGION BY MONDAY MORNING. HIGH PRESSURE WILL BUILD IN
FROM THE SOUTHWEST BY MID WEEK.
&&
.NEAR TERM /THROUGH TONIGHT/...
AN UPPER LEVEL TROUGH WILL MOVE ACROSS THE SOUTHERN APPALACHIANS
THIS MORNING...DRIVING AN ASSOCIATED COLD FRONT ACROSS THE AREA.
WIDESPREAD CONVECTION AHEAD OF THE FRONT WILL CLEAR OUR AREA BY LATE
MORNING...LEAVING BEHIND SOME RESIDUAL SHOWERS ALONG THE TN BORDER
IN NORTHWEST UPSLOPE FLOW.
MIXING OF STIFF WINDS ALOFT AND SATURATED SOIL WILL SUPPORT AN
UPGRADE FROM WIND ADVISORY TO HIGH WIND WARNING IN THE NORTHERN NC
MOUNTAINS THROUGH TODAY AND TONIGHT. THE WIND ADVISORY WILL BE
CONTINUED FOR TODAY IN THE REST OF THE NC MOUNTAINS AND THE GA
MOUNTAINS...AND A LAKE WIND ADVISORY MAY BE NEEDED IN THAT AREA FOR
TONIGHT. THE LAKE WIND ADVISORY FOR TODAY FROM GSP NORTH TO I-40 AND
EAST TO I-77 WILL BE UPGRADED TO A WIND ADVISORY...AGAIN DUE TO
THE COMBINATION OF WIND AND SOIL MOISTURE. THAT LEAVES A LAKE WIND
ADVISORY IN THE UPPER SAVANNAH RIVER VALLEY FOR TODAY.
DOWNSLOPE FLOW IN THE LEE OF THE MOUNTAINS WILL ALLOW TEMPERATURES
TO WARM TO A COUPLE OF CATEGORIES ABOVE NORMAL...WHILE THE MOUNTAINS
ONLY REACH NORMAL AS COLD ADVECTION BEGINS. UPPER LEVEL RIDGING
MOVES IN FROM THE WEST TONIGHT. THE SKY WILL BE MOSTLY CLEAR...BUT
THE PRESSURE GRADIENT WILL KEEP WINDS UP IN THE MOUNTAINS. MINIMUM
TEMPERATURES WILL BE NEAR NORMAL.
&&
.SHORT TERM /SATURDAY THROUGH SUNDAY NIGHT/...
AS OF 230 AM FRIDAY...LOOKS LIKE A VERY NICE WEEKEND IS IN STORE AS
A FLAT UPPER RIDGE BUILDS OVER THE SE STATES ALONG WITH SURFACE HIGH
PRESSURE. GUSTY WINDS WILL CONTINUE EARLY SAT IN THE
MOUNTAINS...BUT WILL DIMINISH AS SURFACE HIGH BUILDS OVER THE
AREA. A MOS BLEND FOR MAX TEMPS FOR SAT AND SUN IS IN LINE WITH
LOW LEVEL THICKNESS SCHEME. HIGHS WILL BE WELL INTO THE 70S BOTH
SAT AND SUN OUTSIDE OF THE MOUNTAINS. IN THE MOUNTAINS...HIGHS
WILL BE IN THE 60S TO THE LOWER 70S VALLEYS. GENERALLY CLEAR
CONDITIONS WILL BE THE RULE SAT AND SAT NIGHT. CLOUDS WILL BE ON
THE INCREASE SUNDAY AS ANOTHER LOW MOVES OUT OF THE PLAINS TOWARD
THE LOWER GREAT LAKES AND AN ATTENDANT COLD FRONT APPROACHES FROM
THE WEST. SOME SHOWERS COULD DEVELOP OVER FAR WESTERN NC AND NE
GA BY LATE SUNDAY WITH INCREASING UPSLOPE FLOW AND THE ARRIVAL OF
GULF MOISTURE. THE MODELS ARE CONSISTENT IN BRINGING THE COLD
FRONT ACROSS THE AREA SUNDAY NIGHT...AND WILL MAINTAIN THE LIKELY
POPS. WILL ALSO MENTION A CHANCE OF THUNDER AS A RIBBON OF CAPE IN
THE 200-600J RANGE IS FORECAST ALONG THE COLD FRONT.
&&
.LONG TERM /MONDAY THROUGH THURSDAY/...
AS OF 245 AM FRIDAY...SIGNIFICANT AIR MASS CHANGE IS STILL IN THE
FORECAST FOR THE START OF THE WORK WEEK. SURFACE COLD FRONT SHOULD
BE EAST OF THE AREA BY 12Z MONDAY ALONG WITH THE SHOWERS.
HOWEVER...GFS IS CONSISTENT IN RESPONDING WITH LIGHT QPF OVER THE
MOUNTAINS DURING THE DAY ON MON DUE TO WRAP AROUND MOISTURE FROM
SURFACE LOW AND UPSLOPE FLOW. ALSO...SIGNIFICANT COLD ADVECTION WILL
OCCUR DURING THE DAY WITH SNOW LEVELS DROPPING TO AROUND 3000 FT
DURING THE AFTERNOON. 00Z GFS CONTINUES WITH THE IDEA OF
DEVELOPING A SIGNIFICANT UPPER LOW OVER THE NE WHICH WILL ADVECT
SOME RATHER CHILLY AIR INTO THE DEEP S. ALSO...LOOKS LIKE A GREAT
LAKES FETCH WILL CONTINUE MOISTURE FLUX INTO THE SOUTHERN
APPALACHIANS AND COMBINED WITH UPSLOPE WILL PRODUCE SNOW SHOWERS
OVER THE MOUNTAINS MONDAY NIGHT...PROBABLY CONTINUING THROUGH TUE
NIGHT. VALLEY LOCATIONS WILL SEE A RAIN/SNOW MIX DURING THE
DAYLIGHT HOURS. HIGHER ELEVATIONS MAY SEE SNOW ACCUMULATIONS THAT
MAY REQUIRE EVENTUAL WATCHES/WARNINGS. FOR NOW...WILL MENTION IN
THE HWO. I LOWERED MAXIMUM TEMPS MON/TUE TOWARD THE NEW 00Z MEX
TEMPS. ANOTHER CONCERN WILL BE POSSIBLE FROST/FREEZE CONDITIONS
MON NIGHT AND TUE NIGHT. CURRENT INDICATIONS ARE THAT THE
ATMOSPHERE WILL REMAIN WELL MIXED MONDAY NIGHT OUTSIDE OF THE
MOUNTAINS WHICH SHOULD PRECLUDE ANY FROST/FREEZE CONDITIONS WITH
LOWS GENERALLY IN THE MID 30S. THE MOUNTAINS WILL SEE FREEZING
MINS MON NIGHT WITH LOWS IN THE UPPER 20S TO LOWER 30S.
FROST/FREEZE PROGRAM IN MOUNTAINS DOES NOT BEGIN UNTIL 15 APRIL.
TUE NIGHT SHOULD BE THE COLDEST NIGHT...BUT AGAIN MODEL SOUNDINGS
INDICATE THAT THE LOWER LEVELS OF THE ATMOSPHERE MAY STAY MIXED
ENOUGH TO PRECLUDE TEMPS FROM FALLING MUCH BELOW FREEZING OUTSIDE
OF THE MOUNTAINS. HOWEVER...IF AN INVERSION SETS UP FOR A COUPLE
HOURS...TEMPS ARE LIKELY TO FALL BELOW PREDICTED LEVELS.
OTHERWISE...EXPECT A WARMING TREND TO BEGIN AT MIDWEEK WITH
ANOTHER COLD FRONT APPROACHING THE AREA LATE THU.
&&
.AVIATION /07Z FRIDAY THROUGH TUESDAY/...
AT KCLT...CONVECTION IS MOVING INTO THE AREA AT THIS TIME. THE
STRONGER CONVECTION OVER WESTERN GA IS NOT EXPECTED TO REACH KCLT
UNTIL ALMOST DAWN...BY WHICH TIME IT WILL HAVE WEAKENED
SUBSTANTIALLY. GUSTY WINDS MAY TEMPORARILY MIX THE THE BOUNDARY
LAYER AND BREAK UP THE LOW CEILING...WHILE HEAVIER RAINFALL LOWERS
VISIBILITY TO IFR. WINDS BEGIN TO VEER BY MID MORNING AS THE COLD
FRONT ARRIVES...WITH CEILINGS RISING TO MVFR...AND THEN BREAKING UP
IN THE EARLY AFTERNOON AS GUSTY WINDS TAKE ON A WEST NORTHWESTERLY
DOWN SLOPE COMPONENT. BY MID EVENING WINDS WILL DIMINISH TO JUST
BELOW 10 KNOTS...WHILE CLOUD COVER NEARLY DISAPPEARS.
ELSEWHERE...THE REMAINDER OF THE TAF SITES STAND A BETTER CHANCE OF
ENCOUNTERING STRONG CONVECTION IN BETTER INSTABILITY...AND TEMPORARY
GUSTS TO 25 KNOTS WILL BE CARRIED EARLY IN THE FORECAST. MUCH LIKE
KCLT...MIXING OF THE BOUNDARY LAYER MAY TEMPORARILY BREAK UP THE
LIFR CEILING...WHILE HEAVIER RAINFALL BRINGS IFR VISIBILITY. WINDS
BEGIN TO VEER AT DAWN WITH THE FRONT ARRIVING...VEERING TO SOUTHWEST
THIS MORNING AND THEN WEST NORTHWEST THIS AFTERNOON...BECOMING QUITE
GUSTY. THE INCREASING DOWN SLOPE COMPONENT TODAY WILL BREAK UP
CEILINGS...BUT KAVL WILL HAVE UP VALLEY FLOW...AND MAINTAIN MVFR
MUCH OF THE DAY. KHKY WILL BE THE LAST TO DRY OUT FORM THE
SOUTHWEST...WITH MVFR PERSISTING LATER THERE.
OUTLOOK...VFR SATURDAY. ANOTHER SYSTEM WILL APPROACH THE AREA FROM
THE WEST SUNDAY...BRINGING A CHANCE OF RESTRICTION IN SHOWERS AND
THUNDERSTORMS...ENDING FORM THE SOUTHWEST ON MONDAY. THE TN BORDER
REGION OF NC MAY RETAIN RESTRICTIONS AS SHOWERS CONTINUE THERE INTO
TUESDAY.
&&
.GSP WATCHES/WARNINGS/ADVISORIES...
GA...LAKE WIND ADVISORY UNTIL 6 PM EDT THIS EVENING FOR GAZ018-026-
028-029.
WIND ADVISORY UNTIL 6 PM EDT THIS EVENING FOR GAZ010-017.
NC...HIGH WIND WARNING UNTIL 6 AM EDT SATURDAY FOR NCZ033-049-050-
501-503-505.
WIND ADVISORY UNTIL 6 PM EDT THIS EVENING FOR NCZ035>037-048-
051>053-056>059-062>065-068>072-082-502-504-506>510.
SC...LAKE WIND ADVISORY UNTIL 6 PM EDT THIS EVENING FOR SCZ001-002-
004-005-010-011-019.
WIND ADVISORY UNTIL 6 PM EDT THIS EVENING FOR SCZ003-006>009-
012>014.
&&
SYNOPSIS...DEO
NEAR TERM...JAT
SHORT TERM...LG
LONG TERM...LG
AVIATION...JATHazardous weather outlook, Apr 2, 3:47 PM EDT, 11 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 347 PM EDT THU APR 2 2009 GAZ018-026-028-029-NCZ035>037-056-057-068>072-082-502-504-506-508- 510-SCZ001>014-019-032000- 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- 347 PM EDT THU APR 2 2009 ...LAKE WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM EDT FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. LAKE WIND ADVISORY. A COLD FRONT WILL CROSS THE REGION FROM THE WEST TONIGHT. WINDY CONDITIONS WILL AFFECT THE HIGHER RIDGE TOPS ACROSS THE NORTH CAROLINA MOUNTAINS AHEAD OF THE FRONT THIS EVENING. AS THE COLD FRONT SWEEPS THROUGH OVERNIGHT...ADDITIONAL THUNDERSTORMS MAY DEVELOP. BRIEF DAMAGING WIND GUSTS WILL BE THE MAIN THREAT. THE GREATEST RISK OF SEVERE STORMS WILL BE ACROSS EXTREME NORTHEAST GEORGIA...UPSTATE SOUTH CAROLINA...AND THE NORTH CAROLINA PIEDMONT. PERIODS OF HEAVY RAINFALL IS ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. LAKE WIND ADVISORY. ANOTHER COLD FRONT WILL PUSH THROUGH THE REGION MONDAY WITH COLD AIR MOVING IN BEHIND IT. FROST WILL BE POSSIBLE ACROSS THE AREA TUESDAY MORNING. COLDER AIR WILL MOVE IN TUESDAY NIGHT AND FROST WILL BE LIKELY AGAIN WEDNESDAY MORNING. THERE IS ALSO A CHANCE TEMPERATURES WILL COOL TO AROUND FREEZING WEDNESDAY MORNING...EVEN ACROSS PARTS OF THE FOOTHILLS AND PIEDMONT. .SPOTTER INFORMATION STATEMENT... NONE. GAZ010-017-NCZ033-048>053-058-059-062>065-501-503-505-507-509-032000- RABUN-HABERSHAM-AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE- GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS- RUTHERFORD MOUNTAINS-POLK MOUNTAINS- 347 PM EDT THU APR 2 2009 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM EDT FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WIND ADVISORY. A COLD FRONT WILL CROSS THE REGION FROM THE WEST TONIGHT. WINDY CONDITIONS WILL AFFECT THE HIGHER RIDGE TOPS ACROSS THE NORTH CAROLINA MOUNTAINS AHEAD OF THE FRONT THIS EVENING. AS THE COLD FRONT SWEEPS THROUGH OVERNIGHT...ADDITIONAL THUNDERSTORMS MAY DEVELOP. BRIEF DAMAGING WIND GUSTS WILL BE THE MAIN THREAT. THE GREATEST RISK OF SEVERE STORMS WILL BE ACROSS EXTREME NORTHEAST GEORGIA...UPSTATE SOUTH CAROLINA...AND THE NORTH CAROLINA PIEDMONT. PERIODS OF HEAVY RAINFALL IS ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WIND ADVISORY. .SPOTTER INFORMATION STATEMENT... NONE.
In the hours before
Special weather statement, Apr 3, 2:15 AM EDT, 1 hour 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 215 AM EDT FRI APR 3 2009 SCZ003-006-007-030715- GREATER GREENVILLE-GREENVILLE MOUNTAINS-SPARTANBURG- 215 AM EDT FRI APR 3 2009 ...A STRONG THUNDERSTORM WILL AFFECT EASTERN GREENVILLE AND SOUTHERN SPARTANBURG COUNTIES THROUGH 315 AM EDT... AT 215 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR DONALDSON CENTER...OR 7 MILES SOUTH OF GREENVILLE...MOVING NORTHEAST AT 30 MPH. THIS STORM WILL BE NEAR... MAULDIN BY 225 AM EDT. SHOPS AT GREENRIDGE BY 230 AM EDT. FIVE FORKS BY 235 AM EDT. GSP AIRPORT BY 240 AM EDT. 6 MILES SOUTHEAST OF GREER BY 245 AM EDT. REIDVILLE BY 250 AM EDT. WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM. KRENTZ
Special weather statement, Apr 3, 2:18 AM EDT, 1 hour 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 218 AM EDT FRI APR 3 2009 GAZ010-017-018-026-NCZ062-030715- FRANKLIN-HABERSHAM-MACON-RABUN-STEPHENS- 218 AM EDT FRI APR 3 2009 ...STRONG THUNDERSTORMS WILL AFFECT CENTRAL FRANKLIN...HABERSHAM... RABUN...SOUTHERN MACON AND STEPHENS COUNTIES THROUGH 315 AM EDT... AT 216 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES EAST OF YOUNG HARRIS TO 4 MILES NORTHEAST OF CLEVELAND TO 7 MILES NORTH OF GAINESVILLE...MOVING NORTHEAST AT 45 MPH. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO LAKE RABUN...NACOOHE LAKE...LAKE BURTON...TURNERVILLE...TOCCOA... TIGER...TALLULAH FALLS...SKY VALLEY...MOUNTAIN CITY...MOUNT AIRY... MOCCASIN CREEK STATE PARK...LAKEMONT...HOLLYWOOD...EASTANOLEE... DILLARD...DEMOREST...CORNELIA...CLAYTON...CLARKESVILLE... BOYDVILLE...BATESVILLE...BALDWIN AND SCALY. WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THESE STORMS. KRENTZ
Special weather statement, Apr 3, 2:54 AM EDT, 26 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 254 AM EDT FRI APR 3 2009 SCZ012-013-030800- LAURENS-UNION- 254 AM EDT FRI APR 3 2009 ...A STRONG THUNDERSTORM WILL AFFECT EASTERN LAURENS AND UNION COUNTIES THROUGH 400 AM EDT... AT 254 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES NORTHEAST OF CLINTON...OR 12 MILES EAST OF LAURENS...MOVING NORTHEAST AT 30 MPH. THIS STORM WILL BE NEAR... CROSS KEYS BY 305 AM EDT. 5 MILES SOUTHEAST OF BUFFALO BY 325 AM EDT. UNION BY 330 AM EDT. WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM. KRENTZ
Special weather statement, Apr 3, 3:04 AM EDT, 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 304 AM EDT FRI APR 3 2009 GAZ010-018-NCZ052-059-063-064-SCZ001-002-030800- HAYWOOD-NORTHERN JACKSON-OCONEE MOUNTAINS-PICKENS MOUNTAINS-RABUN-SOUTHERN JACKSON-STEPHENS-TRANSYLVANIA- 304 AM EDT FRI APR 3 2009 ...STRONG THUNDERSTORMS WILL AFFECT CENTRAL STEPHENS...NORTHEASTERN RABUN...NORTHWESTERN PICKENS...OCONEE...SOUTHEASTERN HAYWOOD... SOUTHEASTERN JACKSON AND TRANSYLVANIA COUNTIES THROUGH 400 AM EDT... AT 302 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 10 MILES EAST OF CULLOWHEE TO 6 MILES WEST OF WESTMINSTER...MOVING NORTHEAST AT 35 MPH. THESE STORMS WILL BE NEAR... WALHALLA BY 315 AM EDT. LAKE TOXAWAY BY 320 AM EDT. CRUSO BY 325 AM EDT. LAKE KEOWEE BY 330 AM EDT. ROSMAN BY 335 AM EDT. BREVARD BY 345 AM EDT. WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THESE STORMS. KRENTZ
Nearby
High Wind Warnings in North Carolina, 2009Every high wind warning in 2009
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.