Alert archive / North Carolina / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 1, NWS Greenville-Spartanburg, SC

February 16, 2005Mecklenburg County, Union County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Feb 16, 2005, 7:17 PM EST for Mecklenburg County, Union County, North Carolina. It was in force for 58 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
Feb 16, 2005, 7:17 PM EST (00:17 UTC)
Expired
Feb 16, 2005, 8:15 PM EST
In force
58 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

Counties Mecklenburg County, NC, Union County, NC

The radar

The Columbia radar (KCAE), 131 km from the middle of the area, began a volume at 00:18 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, 0.3 hours before the alert went out and 132 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2005-02-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2005-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1456 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KGSP 170019
SVRGSP
NCC119-179-170115-
/O.NEW.KGSP.SV.W.0001.050217T0017Z-050217T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
717 PM EST WED FEB 16 2005

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEAST MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA
  UNION COUNTY IN THE PIEDMONT OF NORTH CAROLINA

* UNTIL 815 PM EST

* AT 710 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR STALLINGS AND MATTHEWS...OR ABOUT 12 MILES
  SOUTHEAST OF CENTER CITY CHARLOTTE...AND MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MONROE BY 730 PM EST
  WINGATE BY 740 PM EST
  MARSHVILLE BY 750 PM EST

THIS STORM WILL CONTINUE TO PRODUCE PENNY SIZED HAIL AS IT MOVES 
ACROSS UNION COUNTY. 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.

LAT...LON 3516 8077 3500 8084 3493 8077 3491 8031
      3516 8028

$$

MOORE
2 follow-up statements
000 
WWUS52 KGSP 170041
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
741 PM EST WED FEB 16 2005

NCC119-179-170115-
/O.CON.KGSP.SV.W.0001.000000T0000Z-050217T0115Z/
MECKLENBURG NC-UNION NC-
741 PM EST WED FEB 16 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 815 PM EST FOR 
UNION COUNTY...

...SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MECKLENBURG COUNTY 
IS CANCELLED...

AT 740 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL. 
THIS STORM WAS LOCATED NEAR FAIRVIEW...OR ABOUT 7 MILES NORTHEAST OF 
MONROE...MOVING EAST AT 30 MPH. A WEAKENING TREND IS SHOWN BY RADAR 
AND THE WARNING MAY BE CANCELLED EARLY IF THE STORM DOES NOT BEGIN 
TO REGAIN STRENGTH.

THE THUNDERSTORM HAS MOVED OUT OF MECKLENBURG COUNTY...SO THE SEVERE 
THUNDERSTORM WARNING FOR SOUTHEAST MECKLENBURG COUNTY IS CANCELLED.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  NEW SALEM BY 745 PM EST
  MARSHVILLE BY 750 PM EST

ALTHOUGH LARGE HAIL IS THE BIGGEST THREAT WITH THIS SEVERE
THUNDERSTORM...BRIEF DAMAGING WINDS COULD ALSO OCCUR.

LAT...LON 3516 8077 3500 8084 3493 8077 3491 8031
      3516 8028

$$

MOORE
000 
WWUS52 KGSP 170107
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
805 PM EST WED FEB 16 2005

NCC119-179-170115-
/O.CAN.KGSP.SV.W.0001.000000T0000Z-050217T0115Z/
MECKLENBURG NC-UNION NC-
805 PM EST WED FEB 16 2005

...THE SEVERE THUNDERSTORM WARNING FOR UNION COUNTY IS CANCELLED...

THE THUNDERSTORMS MOVING ACROSS UNION COUNTY HAVE WEAKENED 
SIGNIFICANTLY...SO THE SEVERE THUNDERSTORM WARNING HAS BEEN 
CANCELLED. BRIEF HEAVY DOWNPOURS ARE EXPECTED ACROSS THE SOUTHERN 
HALF OF THE COUNTY AS A THUNDERSTORM MOVES ACROSS THE AREA SOUTH OF 
MONROE THROUGH 830 PM.

LAT...LON 3516 8077 3500 8084 3493 8077 3491 8031
      3516 8028

$$

MOORE

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 Feb 16, 4:48 PM EST, 2 hours 29 minutes earlier.

Area forecast discussion, Feb 16, 4:48 PM EST, 2 hours 29 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
448 PM EST WED FEB 16 2005

.SHORT TERM (TONIGHT)...
CONVECTION FIRING ALONG SURFACE FRONT LATE THIS AFTERNOON. LATEST
ANALYSIS SHOWS LI AROUND MINUS 2 AND ENOUGH CAPE FOR SCATTERED
SHOWERS TO DEVELOP. SUSPECT THAT AT LEAST A FEW OF THEM WILL DEVELOP
INTO THUNDERSTORMS. FORECAST WILL BE UPDATED TO RAISE POP TO CHANCE
RANGE GENERALLY ALONG AND EAST OF INTERSTATE 85.

&&

.PREVIOUS DISCUSSION...
ISSUED AT 248 PM.
SHORT TERM (TONIGHT THROUGH SATURDAY)...
COLD FRONT WORKING ACROSS WESTERN CWFA NOW. STILL AN OUTSIDE CHANCE
OF A SHOWER OR THUNDERSTORM AS IT WORKS EAST...ESPECIALLY WITH
ATTENDANT SHORTWAVE APPROACHING. FOR NOW...WILL PLAN ON NO MENTION
OF SHOWERS OUTSIDE HIGHER TERRAIN FOR THE EVENING. WILL HIGHLIGHT
NORTHWEST FLOW SNOW SHOWERS FOR THE NORTH CAROLINA MOUNTAINS...
STARTING OUT AS RAIN/SNOW MIX CHANCE THIS EVENING.  COLD ADVECTION
REGIME SHOULD ALLOW GUSTY WINDS TO LINGER THROUGH OVERNIGHT HIGHER
TERRAIN...BUT BELOW ADVISORY CRITERIA.

CWFA TO REMAIN IN NORTHWEST FLOW...WITH COOL TEMPERATURES. STRONG
SHORTWAVE WITH SECONDARY SHOT OF COLD ADVECTION TO AFFECT REGION
THURSDAY NITE. WINDS COULD APPROACH ADVISORY LEVEL IN HIGHER
TERRAIN. NORTHWEST FLOW CLIPPER SYSTEM SHOWN BY NAM AND GFS TO CROSS
REGION FRIDAY MORNING. WE INCLUDED SMALL CHANCES OF SNOW SHOWERS FOR
THE NORTH CAROLINA MOUNTAINS.

HIGH PRESSURE BUILDS IN WITH FAIR BUT COOL WEATHER FOR SATURDAY.
SAB

LONG TERM (SATURDAY NIGHT THROUGH WEDNESDAY)...
YESTERDAYS 1200 UTC RUN OF THE ECMWF IS STILL LOOKING LIKE THE BEST
MODEL FOR THE EXTENDED PERIOD PER HPC/S COMMENTS IN THE PREEPD THIS
MORNING. THE 0000 UTC RUN HAD TOO MUCH RIDING OVER THE SE STATES
LATE IN THE PERIOD...WHICH WOULD HAVE BEEN NICE AS IT WOULD HAVE
DRIED US OUT SOME TUE AND WED. HOWEVER...MOST OTHER MEDIUM RANGE
MODELS HAVE A FASTER...FLATTER FLOW OVER THE SE STATES TUE AND WED
WHICH IMPLIES MORE CLOUDS...SMALLER DIURNAL RANGES AND A SMALL
CHANCE OF RAIN. AS FOR THE SYSTEM ON SUN AND MON...TRENDS ARE FOR
THE NRN STERAM CONFLUENCE TO BE WEAKER. THIS KEEPS ARCTIC HIGH
LOCKED UP TO OUR NORTH. THE ECMWF HAS ALSO BEEN TRENDING MORE NLY
AND WARMER...BUT IT/S SFC HIGH IS LESS PROGRESSIVE AND STRONGER THAN
OTHER MODELS. THEREFORE...WL STILL HAVE A LITTLE MIX IN THE FORECAST
EARLY SUNDAY. HOWEVER...BY THE TIME THE BEST UPGLIDE DEVELOPS
TEMPERATURES WL HAVE MODERATED ENUF TO PRECLUDE ANY SIG WINTER
WEATHER PROBLEMS.
BPM
&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...NONE.
SC...NONE.

&&

SHORT TERM (UPDATE)...MOORE
Hazardous weather outlook, Feb 16, 5:34 AM EST, 13 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
534 AM EST WED FEB 16 2005

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-171033-
ABBEVILLE SC-ALEXANDER NC-ANDERSON SC-AVERY NC-BUNCOMBE NC-BURKE NC-
CABARRUS NC-CALDWELL NC-CATAWBA NC-CHEROKEE SC-CHESTER SC-
CLEVELAND NC-DAVIE NC-ELBERT GA-FRANKLIN GA-GASTON NC-GRAHAM NC-
GREATER GREENVILLE SC-GREATER OCONEE SC-GREATER PICKENS SC-
GREENVILLE MOUNTAINS SC-GREENWOOD SC-HABERSHAM GA-HART GA-HAYWOOD NC-
HENDERSON NC-IREDELL NC-LAURENS SC-LINCOLN NC-MACON NC-MADISON NC-
MCDOWELL NC-MECKLENBURG NC-MITCHELL NC-NORTHERN JACKSON NC-
OCONEE MOUNTAINS SC-PICKENS MOUNTAINS SC-POLK NC-RABUN GA-ROWAN NC-
RUTHERFORD NC-SOUTHERN JACKSON NC-SPARTANBURG SC-STEPHENS GA-
SWAIN NC-TRANSYLVANIA NC-UNION SC-UNION NC-YANCEY NC-YORK SC-
534 AM EST WED FEB 16 2005

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

.DAY ONE...

A COLD FRONT WILL SWEEP ACROSS THE WESTERN CAROLINAS AND NORTHEAST
GEORGIA TODAY. PATCHY DENSE FOG WILL LINGER AHEAD OF THE FRONT THIS
MORNING. SHOWERS WILL DEVELOP MAINLY OVER THE MOUNTAINS THIS
MORNING...SCATTERED SHOWERS SHOULD DEVELOP OVER THE FOOTHILLS AND
PIEDMONT THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...

DEEP GULF MOISTURE WILL MOVE INTO THE REGION SATURDAY NIGHT AND WILL
REMAIN INTO THE EARLY WEEK. WINTRY PRECIPITATION IS POSSIBLE MAINLY
OVER THE MOUNTAINS AND NORTH CAROLINA FOOTHILLS ON SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

NED

In the hours before

Special weather statement, Feb 16, 4:47 PM EST, 2 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
447 PM EST WED FEB 16 2005

SCZ007-008-013-162230-
CHEROKEE SC-SPARTANBURG-UNION SC-
INCLUDING THE CITIES OF...GAFFNEY...SPARTANBURG...UNION
447 PM EST WED FEB 16 2005

...THUNDERSTORMS DEVELOPING OVER THE UPSTATE...

AT 436 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A DEVELOPING
THUNDERSTORM NEAR BOILING SPRINGS...MOVING EAST SOUTHEAST AT AROUND
20 MPH. THROUGH 530 PM...THIS STORM WILL MOVE ACROSS NORTHERN
PORTIONS OF THE CITY OF SPARTANBURG...AND WILL ALSO AFFECT LOCATIONS
BETWEEN COWPENS AND PACOLET BEFORE MOVING INTO SOUTHERN CHEROKEE
COUNTY. CLOUD TO GROUND LIGHTNING...PEA SIZE HAIL...GUSTY WINDS OF
AROUND 40 MPH...AND VERY HEAVY RAINFALL WILL BE POSSIBLE WITH THIS
STORM.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER WEATHER INFORMATION.

LANE
Special weather statement, Feb 16, 5:41 PM EST, 1 hour 36 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
541 PM EST WED FEB 16 2005

SCZ007>009-013-014-162330-
CHEROKEE SC-CHESTER-SPARTANBURG-UNION SC-YORK-
INCLUDING THE CITIES OF...CHESTER...GAFFNEY...ROCK HILL...
SPARTANBURG...UNION
541 PM EST WED FEB 16 2005

...STRONG THUNDERSTORM CONTINUES OVER EASTERN PORTIONS OF THE
UPSTATE...

AT 536 PM...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE A
STRONG THUNDERSTORM NEAR THE INTERSECTION OF SPARTANBURG...
CHEROKEE...AND UNION COUNTIES...MOVING EAST SOUTHEAST AT AROUND 15
MPH. THROUGH 630 PM...THIS STORM WILL MOVE ALONG THE CHEROKEE AND
UNION COUNTY BORDER. THE MAIN THREATS FROM THIS STORM WILL BE
FROM CLOUD TO GROUND LIGHTNING AND TORRENTIAL RAINFALL OF 1 TO 2
INCHES PER HOUR. PONDING OF WATER WILL BE LIKELY IN LOW SPOTS. IN
ADDITION...PEA SIZE HAIL AND GUSTY WINDS IN EXCESS OF 40 MPH WILL BE
POSSIBLE.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER WEATHER INFORMATION.

LANE
Special weather statement, Feb 16, 6:33 PM EST, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
633 PM EST WED FEB 16 2005

SCZ009-014-170030-
CHESTER-YORK-
INCLUDING THE CITIES OF...CHESTER...ROCK HILL
633 PM EST WED FEB 16 2005

...STRONG THUNDERSTORMS MOVING ACROSS THE EASTERN PIEDMONT...

AT 630 PM...NATIONAL WEATHER SERVICE RADAR INDICATED TWO STRONG
THUNDERSTORMS...ONE ACROSS NORTHWEST YORK COUNTY...THE OTHER ACROSS
NORTHWEST CHESTER COUNTY...MOVING SOUTHEAST AT AROUND 20 MPH. THROUGH
730 PM...THESE STORMS WILL AFFECT SUCH LOCATIONS AS THE CITIES OF
YORK...CHESTER...ROCK HILL AND SURROUNDING AREAS. THE MAIN THREATS
FROM THESE STORMS WILL BE FROM CLOUD TO GROUND LIGHTNING AND HEAVY
RAINFALL. HOWEVER...A BRIEF PERIOD OF PEA SIZE HAIL AND GUSTY WINDS
IN EXCESS OF 40 MPH WILL BE POSSIBLE.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER WEATHER INFORMATION.

LANE

Nearby

Severe Thunderstorm Warnings in North Carolina, 2005Every severe thunderstorm warning in 2005

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.