Alert archive / North Carolina / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 514, NWS Greenville-Spartanburg, SC

August 8, 2006McDowell County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 8, 2006, 1:57 PM EDT for McDowell County, North Carolina. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 8, 2006, 1:57 PM EDT (17:57 UTC)
Expired
Aug 8, 2006, 3:00 PM EDT
In force
63 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

County McDowell County, NC

The radar

The Greer radar (KGSP), 90 km from the middle of the area, began a volume at 18:00 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

Roanoke, VA (KRNK), launched 12:00Z, 6.0 hours before the alert went out and 284 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, Roanoke, VA at 12:00Z on 2006-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 775 joules per kilogram.LCLLFCEL10008507005003002001001 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, Roanoke, VA at 12:00Z on 2006-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.1939Sfc1 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
775 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
793 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

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 Aug 8, 2:20 AM EDT, 11 hours 37 minutes earlier.

Area forecast discussion, Aug 8, 2:20 AM EDT, 11 hours 37 minutes before
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Hazardous weather outlook, Aug 8, 4:05 AM EDT, 9 hours 52 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
405 AM EDT TUE AUG 8 2006

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-090815-
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-
405 AM EDT TUE AUG 8 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST
GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND
UPSTATE SOUTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT

EXPECT SCATTERED THUNDERSTORMS...MAINLY THIS AFTERNOON AND
EVENING. SOME STORMS MAY BECOME SEVERE...WITH LARGE HAIL AND
DAMAGING WIND POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SCATTERED...MAINLY AFTERNOON AND EVENING THUNDERSTORMS CAN BE
EXPECTED THROUGH SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Special weather statement, Aug 8, 10:34 AM EDT, 3 hours 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1034 AM EDT TUE AUG 8 2006

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-082000-
ABBEVILLE-ALEXANDER-ANDERSON-AVERY-BUNCOMBE-BURKE MOUNTAINS-CABARRUS-
CALDWELL MOUNTAINS-CATAWBA-CHEROKEE-CHESTER-CLEVELAND-DAVIE-
EASTERN MCDOWELL-EASTERN POLK-ELBERT-FRANKLIN-GASTON-GRAHAM-
GREATER BURKE-GREATER CALDWELL-GREATER GREENVILLE-GREATER OCONEE-
GREATER PICKENS-GREATER RUTHERFORD-GREENVILLE MOUNTAINS-GREENWOOD-
HABERSHAM-HART-HAYWOOD-HENDERSON-IREDELL-LAURENS-LINCOLN-MACON-
MADISON-MCDOWELL MOUNTAINS-MECKLENBURG-MITCHELL-NORTHERN JACKSON-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-POLK MOUNTAINS-RABUN-ROWAN-
RUTHERFORD MOUNTAINS-SOUTHERN JACKSON-SPARTANBURG-STEPHENS-SWAIN-
TRANSYLVANIA-UNION-YANCEY-YORK-
1034 AM EDT TUE AUG 8 2006

...SEVERE WEATHER OUTLOOK...

WITH ANOTHER HOT AND HUMID AFTERNOON ON TAP FOR THE REGION...THE
ATMOSPHERE WILL BECOME MODERATELY TO VERY UNSTABLE. A COLD FRONT
ACROSS THE MID-ATLANTIC STATES THIS MORNING WILL MOVE SOUTH INTO
THE CAROLINAS LATER TODAY AND TONIGHT. THE COMBINATION OF THESE
FEATURES AND PARAMETERS WILL RESULT IN ROBUST THUNDERSTORM
DEVELOPMENT. IN ADDITION...UPPER LEVELS WINDS AND DRY AIR IN THE
MIDDLE TO UPPER LEVELS OF THE ATMOSPHERE WILL ENHANCE THE POTENTIAL
FOR STORMS TO PRODUCE DAMAGING WIND GUSTS. ALTHOUGH THE GREATEST
CHANCE FOR SEVERE WEATHER WILL BE ACROSS THE NORTH CAROLINA PIEDMONT
LATER THIS AFTERNOON AND PERHAPS INTO SOUTH CAROLINA AND GEORGIA BY
THIS EVENING...ANY STORM TODAY WILL HAVE THE CAPABILITY TO PRODUCE 60
MPH WIND GUSTS AND PENNY SIZE HAIL.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR THE
LATEST WEATHER INFORMATION ON THIS POTENTIAL SEVERE WEATHER
SITUATION.

CSH
Local storm report, Aug 8, 1:05 PM EDT, 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
105 PM EDT TUE AUG 08 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0248 AM     HAIL             3 SE ROCKWELL           35.52N 80.37W
08/07/2006  E0.88 INCH       ROWAN              NC   PUBLIC

            A PUBLIC REPORT OF NICKEL-SIZED HAIL THAT FELL. THE WIND
            WAS STRONG BUT NOT ENOUGH TO BRING DOWN ANY LARGE LIMBS.

&&

OUTLAW
Special weather statement, Aug 8, 1:50 PM EDT, 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
150 PM EDT TUE AUG 8 2006

NCZ033-035>037-048>050-053-056-057-065-068>072-082-501>510-SCZ008-
009-081910-
ALEXANDER-AVERY-BUNCOMBE-BURKE MOUNTAINS-CABARRUS-CALDWELL MOUNTAINS-
CATAWBA-CHEROKEE-CLEVELAND-DAVIE-EASTERN MCDOWELL-EASTERN POLK-
GASTON-GREATER BURKE-GREATER CALDWELL-GREATER RUTHERFORD-HENDERSON-
IREDELL-LINCOLN-MADISON-MCDOWELL MOUNTAINS-MECKLENBURG-MITCHELL-
POLK MOUNTAINS-ROWAN-RUTHERFORD MOUNTAINS-UNION-YANCEY-YORK-
150 PM EDT TUE AUG 8 2006

...STRONG THUNDERSTORMS OVER WESTERN NORTH CAROLINA...

AT 140 PM...STRONG STORMS WERE LOCATED BETWEEN SHELBY AND KINGS
MOUNTAIN...JUST NORTH OF HICKORY AND OVER NEWTON...AND JUST
WEST OF MARION.  THESE STORMS ARE MOVING TO THE EAST SOUTHEAST AT 10
MPH. PEA-SIZED HAIL HAS BEEN REPORTED WITH THE STORM IN CONOVER
AROUND 130 PM.  EXPECT STRONG WIND GUSTS OF OVER 30 MPH AND AT LEAST
PEA-SIZED HAIL WITH THE STRONGEST STORMS.  ALSO FREQUENT DEADLY
LIGHTNING CAN BE EXPECTED...SO UNPLUG ANY VALUABLE ELECTRICAL
EQUIPMENT PRIOR TO THE STORM AND STAY AWAY FROM METAL OBJECTS AND
HIGH LOCATIONS DURING THE STORM.  A FEW OF THE STORMS COULD BECOME
SEVERE WITH WIND OF AT LEAST 60 MPH WIND GUSTS AND PENNY SIZE HAIL.

A LARGE AREA OF STRONG TO SEVERE STORMS WAS OVER THE TRI-CITIES AREA
OF TENNESSEE AND WILL MOVE ACROSS THE NORTHERN MOUNTAINS OF NORTH
CAROLINA DURING THE MID AFTERNOON.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR THE LATEST
WEATHER INFORMATION ON THIS POTENTIAL SEVERE WEATHER SITUATION.

OUTLAW

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 8, 4:37 PM EDTSevere Thunderstorm WarningGSPAlexander53 min
Aug 8, 2:12 PM EDTSevere Thunderstorm WarningGSPGreenville, Pickens78 min
Aug 8, 4:55 PM EDTSevere Thunderstorm WarningGSPLaurens60 min
Aug 8, 5:32 PM EDTSevere Thunderstorm WarningGSPUnion58 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2006Every severe thunderstorm warning in 2006

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.