Alert archive / South Carolina / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 146, NWS Greenville-Spartanburg, SC

June 13, 2007Spartanburg County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 13, 2007, 2:29 PM EDT for Spartanburg County, South Carolina. It was in force for 42 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 13, 2007, 2:29 PM EDT (18:29 UTC)
Expired: Jun 13, 2007, 3:11 PM EDT
In force: 42 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Counties, with a storm outline in the text

County Spartanburg County, SC

The radar

The Greer radar (KGSP), 22 km from the middle of the area, began a volume at 18:31 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 13, 2:29 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.5 hours before the alert went out and 228 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: 570 J/kg
Mixed-layer CIN: -43 J/kg
Mixed-layer LCL: 641 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 11 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 13, 11:44 AM EDT, 2 hours 45 minutes earlier.

Area forecast discussion, Jun 13, 11:44 AM EDT, 2 hours 45 minutes before

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Hazardous weather outlook, Jun 13, 12:28 PM EDT, 2 hours 1 minute before

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In the hours before

Special weather statement, Jun 13, 1:25 PM EDT, 1 hour 4 minutes before

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Local storm report, Jun 13, 1:33 PM EDT, 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
133 PM EDT WED JUN 13 2007

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

0345 PM     HAIL             10 ESE PICKENS          34.83N 82.55W
06/12/2007  E0.75 INCH       PICKENS            SC   TRAINED SPOTTER

&&

LG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 4:44 PM EDT	Severe Thunderstorm Warning	GSP	Union	41 min
Jun 13, 7:48 PM EDT	Severe Thunderstorm Warning	GSP	Lincoln	28 min
Jun 13, 1:23 PM EDT	Severe Thunderstorm Warning	GSP	Greenville	50 min
Jun 13, 4:27 PM EDT	Severe Thunderstorm Warning	GSP	Abbeville	30 min
Jun 13, 5:14 PM EDT	Severe Thunderstorm Warning	GSP	Laurens	47 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2007 Every 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.