Alert archive / North Carolina / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 289, NWS Greenville-Spartanburg, SC

September 2, 2014Buncombe County, Haywood County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Sep 2, 2014, 1:48 PM EDT for Buncombe County, Haywood County, North Carolina. It was in force for 57 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: Sep 2, 2014, 1:48 PM EDT (17:48 UTC)
Expired: Sep 2, 2014, 2:45 PM EDT
In force: 57 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon

Counties Buncombe County, NC, Haywood County, NC

The radar

The Knoxville radar (KMRX), 87 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 263 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 255 J/kg
Mixed-layer CIN: -152 J/kg
Mixed-layer LCL: 1505 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 66 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Sep 2, 9:54 AM EDT, 3 hours 54 minutes earlier.

Area forecast discussion, Sep 2, 9:54 AM EDT, 3 hours 54 minutes before

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Hazardous weather outlook, Sep 2, 4:30 AM EDT, 9 hours 18 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
430 AM EDT TUE SEP 2 2014

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-030830-
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-
430 AM EDT TUE SEP 2 2014

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

.DAY ONE...TODAY AND TONIGHT.

ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO
DEVELOP THIS AFTERNOON LASTING INTO THE EVENING HOURS. SOME OF
THESE THUNDERSTORMS COULD BE SEVERE WITH DAMAGING DOWNBURST WINDS
AND LARGE HAIL BEING THE PRIMARY THREATS. ISOLATED FLASH FLOODING
IS ALSO A THREAT ADJACENT TO ANY HEAVIER...SLOWER MOVING CELLS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL AND DAMAGING WINDS TO OUR OFFICE.

CDG

In the hours before

Special weather statement, Sep 2, 1:16 PM EDT, 32 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
116 PM EDT TUE SEP 2 2014

NCZ053-065-021745-
BUNCOMBE-HENDERSON-
116 PM EDT TUE SEP 2 2014

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN HENDERSON AND SOUTH
CENTRAL BUNCOMBE COUNTIES THROUGH 145 PM EDT...

AT 112 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR AVERY CREEK...OR 9 MILES NORTHWEST OF
HENDERSONVILLE...MOVING EAST AT 5 MPH.

PEOPLE IN NORTHERN HENDERSON AND SOUTHERN BUNCOMBE COUNTIES...
INCLUDING THE FOLLOWING LOCATIONS...

AVERY CREEK...MOUNTAIN HOME AND FLETCHER...

SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.

PEA SIZE HAIL...WIND GUSTS UP TO 40 MPH AND TORRENTIAL RAINFALL ARE
EXPECTED WITH THIS STORM.

GUSTY WINDS CAN BLOW DOWN TREES THAT ARE DEAD...OR THAT HAVE WEAKENED
ROOT SYSTEMS. OUTDOOR FURNITURE AND SIMILAR ITEMS CAN BE TOSSED
AROUND IF NOT ANCHORED. SEEK SHELTER INDOORS.

LAT...LON 3550 8231 3525 8236 3531 8263 3538 8270
      3551 8268

NED

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 2, 1:16 PM EDT	Special Weather Statement	GSP	Henderson	29 min
Sep 2, 1:59 PM EDT	Special Weather Statement	GSP	Caldwell	46 min
Sep 2, 2:07 PM EDT	Severe Thunderstorm Warning	GSP	Caldwell	53 min
Sep 2, 2:40 PM EDT	Special Weather Statement	GSP	Transylvania	50 min
Sep 2, 2:49 PM EDT	Severe Thunderstorm Warning	GSP	Henderson, Polk	56 min
Sep 2, 3:10 PM EDT	Special Weather Statement	GSP	Alexander	50 min
Sep 2, 3:21 PM EDT	Special Weather Statement	GSP	McDowell	39 min
Sep 2, 3:38 PM EDT	Severe Thunderstorm Warning	GSP	McDowell	22 min
Sep 2, 7:06 PM EDT	Special Weather Statement	GSP	Rowan	39 min
Sep 2, 7:12 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Rowan	48 min
Sep 2, 4:30 PM EDT	Special Weather Statement	GSP	Chester	45 min
Sep 2, 5:11 PM EDT	Special Weather Statement	GSP	Laurens	49 min
Sep 2, 7:39 PM EDT	Special Weather Statement	GSP	Greenwood	51 min
Sep 2, 3:11 PM EDT	Special Weather Statement	GSP	Hart	49 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2014 Every severe thunderstorm warning in 2014

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.