Alert archive / North Carolina / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 114, NWS Greenville-Spartanburg, SC

June 23, 2013Polk County, Rutherford County, North Carolina; Spartanburg County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 23, 2013, 7:27 PM EDT for Polk County, Rutherford County, North Carolina; Spartanburg County, South 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: Jun 23, 2013, 7:27 PM EDT (23:27 UTC)
Expired: Jun 23, 2013, 8:30 PM EDT
In force: 63 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon

Counties Polk County, NC, Rutherford County, NC, Spartanburg County, SC

The radar

The Greer radar (KGSP), 40 km from the middle of the area, began a volume at 23:26 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, 11.5 hours before the alert went out and 215 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: 656 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 639 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 9 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 Jun 23, 6:47 PM EDT, 40 minutes earlier.

Area forecast discussion, Jun 23, 6:47 PM EDT, 40 minutes before

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Hazardous weather outlook, Jun 23, 4:23 PM EDT, 3 hours 4 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
423 PM EDT SUN JUN 23 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-242030-
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-
423 PM EDT SUN JUN 23 2013

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

.DAY ONE...TONIGHT.

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP ACROSS THE AREA
THROUGH THIS EVENING. ANY THUNDERSTORMS WILL MOVE SLOWLY AND
PRODUCE LOCALLY HEAVY RAINFALL ALONG WITH CLOUD TO GROUND
LIGHTNING STRIKES. BRIEFLY GUSTY WINDS WILL BE POSSIBLE AS WELL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

LANE

In the hours before

Special weather statement, Jun 23, 5:28 PM EDT, 1 hour 59 minutes before

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Special weather statement, Jun 23, 5:49 PM EDT, 1 hour 38 minutes before

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Special weather statement, Jun 23, 6:26 PM EDT, 1 hour 1 minute before

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Special weather statement, Jun 23, 7:06 PM EDT, 21 minutes before

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Special weather statement, Jun 23, 7:09 PM EDT, 18 minutes before

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Special weather statement, Jun 23, 7:14 PM EDT, 13 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 2:56 PM EDT	Areal Flood Advisory	GSP	Cabarrus, Rowan	94 min
Jun 23, 5:49 PM EDT	Special Weather Statement	GSP	Rutherford	41 min
Jun 23, 6:26 PM EDT	Special Weather Statement	GSP	Henderson	49 min
Jun 23, 7:06 PM EDT	Special Weather Statement	GSP	Cleveland	39 min
Jun 23, 7:09 PM EDT	Special Weather Statement	GSP	Rutherford	51 min
Jun 23, 7:36 PM EDT	Severe Thunderstorm Warning	GSP	Polk	54 min
Jun 23, 5:01 PM EDT	Special Weather Statement	GSP	Chester	44 min
Jun 23, 5:28 PM EDT	Special Weather Statement	GSP	Union	47 min
Jun 23, 6:13 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Spartanburg	62 min
Jun 23, 7:14 PM EDT	Special Weather Statement	GSP	Spartanburg	46 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2013 Severe Thunderstorm Warnings in South Carolina, 2013 Every severe thunderstorm warning in 2013

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.