Alert archive / South Carolina / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 33, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 14, 2007, 10:07 PM EDT for Union County, South Carolina. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 14, 2007, 10:07 PM EDT (02:07 UTC)
- Expired
- Apr 14, 2007, 11:00 PM EDT
- In force
- 53 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
County Union County, SC
The radar
The Greer radar (KGSP), 59 km from the middle of the area, began a volume at 02:07 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 2.1 hours before the alert went out and 220 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
- 1440 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 561 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS52 KGSP 150207
SVRGSP
SCC087-150300-
/O.NEW.KGSP.SV.W.0033.070415T0207Z-070415T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1007 PM EDT SAT APR 14 2007
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
UNION COUNTY IN UPSTATE SOUTH CAROLINA
* UNTIL 1100 PM EDT
* AT 1003 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES
SOUTHWEST OF CROSS KEYS...OR ABOUT 12 MILES EAST OF LAURENS...AND
WAS MOVING NORTHEAST AT 40 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
BUFFALO BY 1020 PM EDT...
UNION BY 1025 PM EDT...
9 MILES SOUTHEAST OF JONESVILLE BY 1030 PM EDT...
PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR
LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY
RAIN CAN OCCUR WITH ANY THUNDERSTORM. SEEK SHELTER INDOORS AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM PASSES.
TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.
LAT...LON 3455 8168 3456 8178 3460 8185 3480 8178
3490 8170 3487 8163 3487 8155 3483 8148
3472 8149 3471 8147 3451 8143 3450 8158
$$2 follow-up statements
000
WWUS52 KGSP 150232
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1032 PM EDT SAT APR 14 2007
SCC087-150300-
/O.CON.KGSP.SV.W.0033.000000T0000Z-070415T0300Z/
UNION SC-
1032 PM EDT SAT APR 14 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM EDT
FOR UNION COUNTY IN UPSTATE SOUTH CAROLINA...
AT 1028 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR UNION...MOVING NORTHEAST AT 40 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
ADAMSBURG BY 1040 PM EDT...
TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.
LAT...LON 3455 8168 3456 8178 3460 8185 3473 8174
3480 8165 3484 8158 3487 8155 3483 8148
3472 8149 3471 8147 3451 8143 3450 8158
$$000
WWUS52 KGSP 150300
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1059 PM EDT SAT APR 14 2007
SCC087-150309-
/O.EXP.KGSP.SV.W.0033.000000T0000Z-070415T0300Z/
UNION SC-
1059 PM EDT SAT APR 14 2007
...THE SEVERE THUNDERSTORM WARNING FOR UNION COUNTY IN UPSTATE SOUTH
CAROLINA EXPIRED AT 1100 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAD WEAKENED BELOW SEVERE
LIMITS...THEREFORE THE WARNING WAS ALLOWED TO EXPIRE.
LAT...LON 3455 8168 3456 8178 3460 8185 3473 8174
3480 8165 3484 8158 3487 8155 3483 8148
3472 8149 3471 8147 3451 8143 3450 8158
$$What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Apr 14, 9:35 PM EDT, 32 minutes earlier.
Area forecast discussion, Apr 14, 9:35 PM EDT, 32 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
935 PM EDT SAT APR 14 2007
.SHORT TERM /REST OF TONIGHT/...
STORM SYSTEM OVER TN AND GA MOVG E INTO CWA THIS EVE WITH TSTMS
AND AREAS OF HEAVY RAIN...ESP OVER UPSTATE SC AS EXPECTED. STORMS
WILL CONTINUE TO MOVE INTO THE AREA FROM THE SW THRU THE EARLY
MORNING HOURS...SOME STORMS ARE STILL EXPECTED TO BE SEVERE. HAVE
UPDATED GRIDS WITH LATEST GUIDANCE AND TRENDS. CUT BACK ON
STRENGTH OF GRADIENT WINDS OVERNIGHT AND TWEAKED TEMP/DP/RH WITH
LATEST GUIDANCE/TRENDS. ALSO BACKED OFF ON AMOUNT OF RAIN OVER
MTNS TONIGHT. UPDATED PRODUCTS WILL BE OUT SHORTLY.
&&
.PREV DISCUSSION...
/ISSUED 426 PM EDT SAT APR 14 2007/
SHORT TERM /REST OF TONIGHT/...
AN WILL UPDATE TO THE ZONES WILL INCLUDE A LAKE WIND ADVISORY FOR
TONIGHT. WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH ARE EXPECTED
IN WESTERN NC...AND THE MOUTNAINS OF NORTHEAST GA AND SC...AHEAD
OF THE APPROACHING SURFACE WAVE.
PREV DISCUSSION...
/ISSUED 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...LAKE WIND ADVISORY UNTIL 5 AM EDT SUNDAY FOR GAZ010-017.
HIGH WIND WATCH FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING
FOR GAZ010-017.
NC...LAKE WIND ADVISORY UNTIL 5 AM EDT SUNDAY FOR NCZ033-035>037-
048>053-056>059-062>065-068>072-082-501>510.
HIGH WIND WATCH FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING
FOR NCZ051>053-058-059-062>065-501>510.
WINTER STORM WARNING FROM 12 PM SUNDAY TO 8 PM EDT MONDAY FOR
NCZ033-048>050.
FLOOD WATCH UNTIL 6 AM EDT SUNDAY FOR NCZ035>037-056-057-
068>072-082-502-504.
SC...LAKE WIND ADVISORY UNTIL 5 AM EDT SUNDAY FOR SCZ001>003-008-
009-014.
HIGH WIND WATCH FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING
FOR SCZ001>003.
FLOOD WATCH UNTIL 6 AM EDT SUNDAY FOR SCZ009-014.
&&
SHORT TERM...RBHazardous weather outlook, Apr 14, 4:45 PM EDT, 5 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 445 PM EDT SAT APR 14 2007 NCZ033-048>050-152045- AVERY-MADISON-YANCEY-MITCHELL- 445 PM EDT SAT APR 14 2007 ...LAKE WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM EDT SUNDAY... ...WINTER STORM WARNING IN EFFECT FROM 12 PM SUNDAY TO 8 PM EDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...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 .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 WARNING FREEZING TEMPERATURES ARE EXPECTED MONDAY AND TUESDAY MORNINGS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. NCZ051>053-058-059-062>065-501-503-505-507-509-152045- SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON- SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CALDWELL MOUNTAINS- BURKE MOUNTAINS-MCDOWELL MOUNTAINS-RUTHERFORD MOUNTAINS- POLK MOUNTAINS- 445 PM EDT SAT APR 14 2007 ...LAKE WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM EDT SUNDAY... ...HIGH WIND WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...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 .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. HIGH WIND WATCH FREEZING TEMPERATURES ARE EXPECTED MONDAY AND TUESDAY MORNINGS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. NCZ502-504-152045- GREATER CALDWELL-GREATER BURKE- 445 PM EDT SAT APR 14 2007 ...LAKE WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM EDT SUNDAY... ...FLOOD WATCH IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE TONIGHT... ...HIGH WIND WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH LAKE WIND ADVISORY .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. HIGH WIND WATCH .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. GAZ010-017-NCZ506-508-510-SCZ001>003-152045- RABUN-HABERSHAM-EASTERN MCDOWELL-GREATER RUTHERFORD-EASTERN POLK- OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS- 445 PM EDT SAT APR 14 2007 ...LAKE WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM EDT SUNDAY... ...HIGH WIND WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...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 .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. HIGH WIND WATCH .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. NCZ035>037-056-057-068>072-082-SCZ009-014-152045- ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-YORK-CHESTER- 445 PM EDT SAT APR 14 2007 ...LAKE WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM EDT SUNDAY... ...FLOOD WATCH IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE TONIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT THERE IS A SLIGHT RISK OF SEVERE WEATHER TONIGHT AHEAD OF AN ADVANCING LOW PRESSURE SYSTEM. TORNADOES AND SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS AND LARGE HAIL ARE POSSIBLE. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLOOD WATCH LAKE WIND ADVISORY .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED. SCZ008-152045- CHEROKEE- 445 PM EDT SAT APR 14 2007 ...LAKE WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 5 AM EDT SUNDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT THERE IS A SLIGHT RISK OF SEVERE WEATHER TONIGHT AHEAD OF AN ADVANCING LOW PRESSURE SYSTEM. TORNADOES AND SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS AND LARGE HAIL ARE POSSIBLE. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. LAKE WIND ADVISORY .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED. GAZ018-026-028-029-SCZ004>007-010>013-019-152045- STEPHENS-FRANKLIN-HART-ELBERT-GREATER OCONEE-GREATER PICKENS- GREATER GREENVILLE-SPARTANBURG-ANDERSON-ABBEVILLE-LAURENS-UNION SC- GREENWOOD- 445 PM EDT SAT APR 14 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT THERE IS A SLIGHT RISK OF SEVERE WEATHER TONIGHT AHEAD OF AN ADVANCING LOW PRESSURE SYSTEM. TORNADOES AND SEVERE THUNDERSTORMS PRODUCING DAMAGING WINDS AND LARGE HAIL ARE POSSIBLE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED. 07
In the hours before
Special weather statement, Apr 14, 7:46 PM EDT, 2 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 746 PM EDT SAT APR 14 2007 GAZ010-017-018-026-028-029-NCZ070>072-082-SCZ001>014-019-150600- ABBEVILLE-ANDERSON-CABARRUS-CHEROKEE-CHESTER-ELBERT-FRANKLIN-GASTON- GREATER GREENVILLE-GREATER OCONEE-GREATER PICKENS- GREENVILLE MOUNTAINS-GREENWOOD-HABERSHAM-HART-LAURENS-MECKLENBURG- OCONEE MOUNTAINS-PICKENS MOUNTAINS-RABUN-SPARTANBURG-STEPHENS-UNION- YORK- 746 PM EDT SAT APR 14 2007 ...SEVERE WEATHER POSSIBLE INTO THE EARLY MORNING... THERE IS A THREAT OF SEVERE THUNDERSTORMS TONIGHT THROUGH THE EARLY MORNING FROM NORTHEAST GEORGIA...THROUGH THE UPSTATE OF SOUTH CAROLINA INTO THE NORTH CAROLINA. THIS WOULD ROUGHLY BE ALONG AND SOUTH OF INTERSTATE 85. AN UNSTABLE AIRMASS WILL REMAIN OVER THE REGION AND WITH STRONG FORCING ALOFT MOVING INTO THE AREA...THE DEVELOPMENT OF SEVERE AND ORGANIZED STORMS ARE POSSIBLE. DAMAGING THUNDERSTORM WINDS....HAIL... ALONG WITH ISOLATED BRIEF TORNADOES COULD DEVELOP FAIRLY QUICKLY. ALSO...PERIODS OF HEAVY RAIN SHOWERS WILL CAUSE STREAM AND SMALL RIVER LEVELS TO RISE RAPIDLY. URBAN AREAS COULD SEE POOLING OF WATER IN POOR DRAINAGE AREAS AND LOW LYING SPOTS SUCH AS INTERSECTIONS. 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 KRENTZ
Special weather statement, Apr 14, 9:04 PM EDT, 1 hour 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 904 PM EDT SAT APR 14 2007 SCZ009-150145- YORK- 904 PM EDT SAT APR 14 2007 ...A STRONG THUNDERSTORM WILL AFFECT YORK COUNTY THROUGH 945 PM EDT... AT 859 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR LOCKHART...OR 8 MILES NORTHEAST OF UNION... MOVING NORTHEAST AT 45 MPH. THIS STORM WILL BE NEAR... 6 MILES SOUTHEAST OF HICKORY GROVE BY 915 PM EDT. YORK BY 925 PM EDT. 5 MILES SOUTHEAST OF CLOVER BY 935 PM EDT. PEA SIZE HAIL...AND WINDS AROUND 40 MPH ARE EXPECTED WITH THIS STORM.
Special weather statement, Apr 14, 9:40 PM EDT, 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 940 PM EDT SAT APR 14 2007 NCZ070>072-082-SCZ009-014-150300- CABARRUS-CHESTER-GASTON-MECKLENBURG-UNION-YORK- 940 PM EDT SAT APR 14 2007 ...STRONG THUNDERSTORMS WILL APPROACH THE CHARLOTTE METRO AREA BEFORE MIDNIGHT... STRONG THUNDERSTORMS WILL MOVE NORTH OUT OF THE UPSTATE INTO THE CHARLOTTE METRO AREA BETWEEN 10 AND 11 PM THIS EVENING. HAIL AND STRONG GUSTY WINDS CAN BE EXPECTED WITH A FEW OF THESE STORMS AS THEY RACE NORTH NEAR 40 MPH. A COUPLE OF THE STRONG THUNDERSTORMS COULD POSSIBLY PRODUCE SEVERE WEATHER WITH NICKLE SIZE HAIL AND WINDS GUSTING OVER 55 MPH. ALSO DANGEROUS LIGHTING STRIKES CAN BE EXPECTED. ADDITION THUNDERSTORMS WILL CONTINUE THROUGH THE PIEDMONT AFTER MIDNIGHT. PEOPLE SHOULD GO INDOORS AND LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES AND POSSIBLE WARNINGS BENTHALL
Local storm report, Apr 14, 9:57 PM EDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
957 PM EDT SAT APR 14 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0920 PM HAIL 7 SE UNION 34.65N 81.54W
04/14/2007 M1.00 INCH UNION SC CO-OP OBSERVER
COOP IN SANTUC MEASURED 1 INCH HAIL ON PORCH.
&&
TBENTHALLThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 8:42 PM EDT | Severe Thunderstorm Warning | GSP | Union | 48 min |
| Apr 14, 9:14 PM EDT | Severe Thunderstorm Warning | GSP | Greenwood, Laurens | 61 min |
| Apr 14, 9:18 PM EDT | Severe Thunderstorm Warning | GSP | Chester | 27 min |
| Apr 14, 9:31 PM EDT | Severe Thunderstorm Warning | GSP | York | 44 min |
| Apr 15, 3:34 AM EDT | High Wind Warning | GSP | 56 hr | |
| Apr 15, 3:34 AM EDT | Wind Advisory | GSP | Abbeville, Anderson, Cherokee, Chester, Greenwood, Laurens and 2 more | 40 hr |
| Apr 15, 1:56 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 49 min |
| Apr 15, 2:06 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg | 39 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2007Every severe thunderstorm 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.