Alert archive / North Carolina / Flash Flood Warnings in 2007
Flash Flood Warning 4, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Jun 29, 2007, 1:47 PM EDT for Alexander County, North Carolina. It was in force for 3 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
- Jun 29, 2007, 1:47 PM EDT (17:47 UTC)
- Expired
- Jun 29, 2007, 4:45 PM EDT
- In force
- 3 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Alexander County, NC
The radar
The Roanoke radar (KFCX), 147 km from the middle of the area, began a volume at 17:49 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, 5.8 hours before the alert went out and 116 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
- 377 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 1018 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS52 KGSP 291747 FFWGSP NCC003-292045- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 147 PM EDT FRI JUN 29 2007 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * FLASH FLOOD WARNING FOR... EAST CENTRAL ALEXANDER COUNTY IN THE PIEDMONT OF NORTH CAROLINA... THIS INCLUDES THE CITY OF TAYLORSVILLE... * UNTIL 445 PM EDT * AT 138 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA. * THE STORM PRODUCING FLASH FLOODING WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. EVEN MODERN SPORT UTILITY VEHICLES CANNOT BE SAFELY DRIVEN THROUGH FLOOD WATERS. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. TO REPORT HIGH WATER...FLOODING...MUDSLIDES...LANDSLIDES OR OTHER SEVERE WEATHER THROUGH OUR AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...1 8 7 7...6 3 3...6 7 7 2. LAT...LON 3586 8119 3589 8103 3600 8101 3600 8118 $$ DICARLO
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Jun 29, 11:57 AM EDT, 1 hour 50 minutes earlier.
Area forecast discussion, Jun 29, 11:57 AM EDT, 1 hour 50 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1157 AM EDT FRI JUN 29 2007 .SYNOPSIS... A COOL FRONT WILL MOVE ACROSS THE CAROLINAS AND NORTHEAST GEORGIA ON SATURDAY...THEN STALL OUT. THIS STALLED FRONTAL BOUNDARY WILL BE THE FOCUS OF SHOWERS AND THUNDERSTORMS THROUGH SUNDAY. ON MONDAY A CANADIAN HIGH PRESSURE CENTER WILL BUILD SOUTH DOWN THE ATLANTIC COAST AND BRING DRIER AND A LITTLE COOLER AIR TO THE AREA. TEMPERATURES WILL ONCE AGAIN CLIMB ABOVE NORMAL TUESDAY THROUGH FRIDAY AS HIGH PRESSURE SETS UP OFF THE ATLANTIC COAST AND ALLOWS WARM SOUTHERLY AIR BACK TO THE CAROLINA REGION. && .NEAR TERM /THROUGH TONIGHT/... LAPS ANALYSIS INDICATES THAT CAPES RANGE FROM 1500-2000 J/KG ACROSS THE CWA WITH CIN 10-20 J/KG. MTN CU AND A FEW SHRAS HAVE ALREADY INITIATED AND CU SHOULD START EAST OF THE MTNS BY 17Z. FZL AT GSO HAS LOWERED A FEW HUNDRED FEET FROM YESTERDAY AND DCAPES WILL LIKELY RANGE FROM 500-800 J/KG. STORMS SHOULD DEVELOP OVER THE HIGHER TERRAIN AND DRIFT SE THIS AFTERNOON AND EVENING. A FEW TSRA CLUSTERS MAY DEVELOP COOL POOL AND MAKE A STRONG DRIVE INTO THE NC PIEDMONT REGION BY MID AFTERNOON. I WILL ADJUST THE TIMING AND PLACEMENT OF THE POP FIELD TO FAVOR THE MTNS EARLY THIS AFTERNOON. LIKELY TO CHC POPS LOOK GOOD ACROSS THE MTNS AND FOOTHILLS THIS AFTERNOON AND EVENING. THE BEST COVERAGE WILL REMAIN IN THE NC ZONES CLOSER TO THE COLD FRONT. AS THE CASE THE THIS WEEK...SEVERAL STORMS SHOULD PRODUCE DAMAGING WIND GUSTS WITH A FEW LARGE HAIL EVENTS. TEMPS...WINDS...AND DWPT FORECAST LOOKS GOOD. I WILL ADJUST SKY AND QPF TO THE LATEST GUIDANCE. && .SHORT TERM /SATURDAY THROUGH SUNDAY NIGHT/... LOW LEVEL MOISTURE CONTINUES TO POOL AHEAD OF BACK DOOR COLD FRONT SAT MORNING AND INCREASING INSTABILITY WILL SET THE STAGE FOR SCATTERED AFTERNOON STRONG TO SEVERE CONVECTION. MID LEVEL DRY AIR SHOWING UP AT H7 AS EVIDENT IN NEG 25 DELTA THETA/E. MIXING COULD BE LIMITED A BIT WITH BKN/OVC CIRRUS...BUT INCREASING LOW LEVEL CONVERGENCE ZONE SHOULD BE ENOUGH TO TAP THE DRY AIR AND KEEP THE SEVERE POTENTIAL FAIRLY HIGH. BUFKIT SOUNDINGS INDICATE LITTLE 0-6 KM SHEAR AHEAD OF FROPA AND WITH PW VALUES REMAINING ABOVE 1.5 IN...BACK BUILDING AND EFFICIENT PRECIPITATING CELLS COULD GENERATE FLASH FLOODING CONDITIONS ACROSS THE LEE REGIONS. FRONT BECOMES WAVY AS IT MOVES SOUTH ACROSS THE CWA LATE SAT AND SLOWLY SAGS TO THE COAST THROUGH SUN NIGHT. DRIER AIR ASSOCIATED WITH CANADIAN HIGH BEGINS MIXING INTO THE REGION LATE SAT AND WILL EXPECT MUCH LESS INSTABILITY SUN AFTERNOON. HOWEVER...A FEW CROSSING SHORTWAVES SHOULD STILL BE ABLE TO SET OFF A COUPLE STRONG STORMS ACROSS THE SOUTHERNMOST COUNTIES NEAREST THE CONFLUENT ZONE. OTHERWISE SUNDAY LOOKS FEEL DRIER WITH LOWERING DEWPOINTS AND A BIT COOLER WITH BASICALLY SCATTERED FAIR WEATHER CU DEVELOPING. && .LONG TERM /MONDAY THROUGH THURSDAY/... NOT MUCH OF A CHANGE NEEDED IN THE EXTENDED FROM PREVIOUS PACKAGE IF AT ALL. MODELS CONTINUE BUILDING HIGH DOWN THE ATLANTIC COAST AND ADVECTING/MIXING LOWER THETA E AIR TO THE CAROLINAS. WINDS WILL REMAIN EASTERLY MON AND MAKE FOR A DRIER AND A TAD COOLER DAY. UPSLOPING SOUTHWEST WINDS DEVELOP TUE...BUT SMALL SCALE RIDGING AND NO REAL MOISTURE FEED WILL KEEP POPS OUT OF THE FORECAST THROUGH WED. WEAKENING AND BACKING OFF OF SURFACE RIDGE WILL ALLOW GULF MOISTURE BACK TO AREA THU AHEAD OF COLD FRONT EXPECTED TO REACH THE MOUNTAINS EARLY FRI. ABOVE NORMAL TEMPERATURES ARE EXPECTED AGAIN TUE THROUGH FRI AS WINDS REMAIN SOUTHERLY AND WEAK MID LEVEL RIDGING EMBEDDED IN LARGE SCALE TROF KEEPS MODERATE SUBSIDENCE IN PLACE. && .AVIATION /16Z FRIDAY THROUGH TUESDAY/... LOOKS LIKE KAVL/KHKY THE ONLY TAFS WHERE RESTRICTIONS WILL START THE DAY. MVFR FOG WILL BURN OFF BETWEEN 13Z AND 14Z. OTHERWISE SCATTERED CU OR AC WITH BROKEN CI WILL BE THE MAIN WEATHER MODE THIS MORNING. SHOWERS AND THUNDERSTORMS DEVELOP THIS AFTERNOON...BUT RESTRICTIONS WILL BE LIMITED TO ANY CELLS THAT MOVE OVER A TAF SITE. THAT SAID NUMEROUS COVERAGE IS EXPECTED OVER THE KHKY/KAVL AREAS WITH SOLID SCATTERED COVERAGE OVER THE REST OF THE TAF AREAS. THEREFORE...HAVE INCLUDED VCTS DURING THE MOST LIKELY CONVECTIVE TIMES. EXPECT PATCHY MVFR FOG AGAIN LATE TONIGHT. HAVE INCLUDED AT KAVL/KHKY WHERE THE OCCURRENCE IS MOST LIKELY. AVIATION OUTLOOK...A SLOW MOVING COLD FRONT WILL LINGER ACROSS THE REGION SAT AND SUN...PROMOTING SHRA AND TSRA EACH AFTERNOON AND EVENING. DRIER AIR SHOULD MOVE ACROSS THE REGION BY LATE SUN. MTN VALLEY FOG WILL REMAIN POSSIBLE OVER THE WEEKEND. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SYNOPSIS...PAT NEAR TERM...NED SHORT TERM...SBK LONG TERM...SBK AVIATION...RWH
Hazardous weather outlook, Jun 29, 6:03 AM EDT, 7 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 603 AM EDT FRI JUN 29 2007 GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065- 068>072-082-501>510-SCZ001>014-019-301015- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER- IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 603 AM EDT FRI JUN 29 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 COLD FRONT WILL PUSH SOUTH TOWARD THE REGION TODAY AND KEEP THE CAROLINAS AND NORTHEAST GEORGIA IN AN UNSTABLE AIRMASS. MEANWHILE...A LARGE SCALE UPPER LEVEL TROF WILL DEEPEN...THEREBY MAKING ORGANIZED STRONG TO SEVERE THUNDERSTORM DEVELOPMENT PROBABLE THROUGHOUT THE AFTERNOON. THE MAIN THREATS WITH THESE STORMS WILL INCLUDE DOWNBURSTS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH...LARGE HAIL...AND VERY HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY ON SATURDAY...A COLD FRONT WILL SLOWLY CROSS THE AREA FROM THENORTH AND ONCE AGAIN BRING THE POSSIBILITY OF STRONG TO SEVERE THUNDERSTORM DEVELOPMENT. DAMAGING WINDS...LARGE HAIL AND HEAVY RAINFALL WILL BE POSSIBLE AS THE AFTERNOON PROGRESSES. SOME OF THESE STORMS COULD BECOME FAIRLY STATIONARY AND CONTINUE BUILDING ACROSS THE SAME AREAS JUST EAST OF THE MOUNTAINS LEADING TO AN INCREASED RISK FOR FLASH FLOODING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED. KRENTZ
In the hours before
Local storm report, Jun 29, 9:35 AM EDT, 4 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
935 AM EDT FRI JUN 29 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0600 PM TSTM WND DMG CLAREMONT 35.71N 81.15W
06/28/2007 CATAWBA NC FIRE DEPT/RESCUE
MULTIPLE TREES DOWN...PEA SIZE HAIL NEAR ROCKBARN RD.
&&
SLACORTESpecial weather statement, Jun 29, 1:06 PM EDT, 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 106 PM EDT FRI JUN 29 2007 NCZ035-036-291800- ALEXANDER-IREDELL- 106 PM EDT FRI JUN 29 2007 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN ALEXANDER AND NORTHWESTERN IREDELL COUNTIES THROUGH 200 PM EDT... AT 104 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 8 MILES SOUTHWEST OF WINDY GAP...OR 10 MILES NORTHEAST OF TAYLORSVILLE...MOVING SOUTHEAST AT 5 MPH. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO UNION GROVE AND LOVE VALLEY. PEA SIZE HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. SGL
Special weather statement, Jun 29, 1:09 PM EDT, 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 109 PM EDT FRI JUN 29 2007 NCZ501-502-504-291815- CALDWELL MOUNTAINS-GREATER BURKE-GREATER CALDWELL- 109 PM EDT FRI JUN 29 2007 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL BURKE AND SOUTHERN CALDWELL COUNTIES THROUGH 215 PM EDT... AT 104 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES SOUTHWEST OF COLLETTSVILLE...OR 11 MILES NORTH OF MORGANTON...MOVING SOUTHEAST AT 5 MPH. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO RUTHERFORD COLLEGE...LAKE RHODHISS...VALDESE...SAWMILLS...LENOIR...HUDSON... GAMEWELL...DREXEL...COLLETTSVILLE AND CAJAHS MOUNTAIN. PEA SIZE HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. INTENSE LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES. SGL
Local storm report, Jun 29, 1:24 PM EDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
124 PM EDT FRI JUN 29 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0700 PM TSTM WND DMG BOILING SPRINGS SC 35.04N 81.98W
06/28/2007 SPARTANBURG SC DEPT OF HIGHWAYS
SCATTERED LARGE TREES DOWN NEAR CHESNEY...BOILING
SPRINGS...AND LANDRUM.
&&
SLACORTEThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 2:13 PM EDT | Severe Thunderstorm Warning | GSP | Iredell | 62 min |
| Jun 29, 2:45 PM EDT | Severe Thunderstorm Warning | GSP | McDowell | 60 min |
| Jun 29, 2:48 PM EDT | Severe Thunderstorm Warning | GSP | Iredell | 33 min |
| Jun 29, 2:54 PM EDT | Severe Thunderstorm Warning | GSP | Transylvania | 66 min |
| Jun 29, 3:19 PM EDT | Severe Thunderstorm Warning | GSP | Burke, Cleveland | 56 min |
| Jun 29, 3:28 PM EDT | Severe Thunderstorm Warning | GSP | Catawba | 52 min |
Nearby
Flash Flood Warnings in North Carolina, 2007Every flash flood 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.