Alert archive / North Carolina / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 128, NWS Greenville-Spartanburg, SC

June 24, 2015Mecklenburg County, Union County, North Carolina; York County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 24, 2015, 5:56 PM EDT for Mecklenburg County, Union County, North Carolina; York County, South Carolina. It was in force for 49 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 24, 2015, 5:56 PM EDT (21:56 UTC)
Expired: Jun 24, 2015, 6:45 PM EDT
In force: 49 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon

Counties Mecklenburg County, NC, Union County, NC, York County, SC

The radar

The Greer radar (KGSP), 127 km from the middle of the area, began a volume at 21:56 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, 9.9 hours before the alert went out and 141 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: 275 J/kg
Mixed-layer CIN: -144 J/kg
Mixed-layer LCL: 1419 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: -9 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

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 24, 4:59 PM EDT, 57 minutes earlier.

Area forecast discussion, Jun 24, 4:59 PM EDT, 57 minutes before

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Hazardous weather outlook, Jun 24, 4:42 PM EDT, 1 hour 14 minutes before

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In the hours before

Special weather statement, Jun 24, 5:07 PM EDT, 49 minutes before

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Local storm report, Jun 24, 5:20 PM EDT, 36 minutes before

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Local storm report, Jun 24, 5:28 PM EDT, 28 minutes before

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Special weather statement, Jun 24, 5:33 PM EDT, 23 minutes before

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Special weather statement, Jun 24, 5:49 PM EDT, 7 minutes before

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Special weather statement, Jun 24, 5:53 PM EDT, 3 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 24, 3:36 PM EDT	Special Weather Statement	GSP	Jackson	39 min
Jun 24, 4:04 PM EDT	Special Weather Statement	GSP	Henderson	41 min
Jun 24, 4:17 PM EDT	Special Weather Statement	GSP	Transylvania	43 min
Jun 24, 4:38 PM EDT	Severe Thunderstorm Warning	GSP	Henderson, Transylvania	67 min
Jun 24, 5:07 PM EDT	Special Weather Statement	GSP	Cleveland	53 min
Jun 24, 5:33 PM EDT	Special Weather Statement	GSP	Gaston	27 min
Jun 24, 5:51 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland, Gaston	54 min
Jun 24, 5:53 PM EDT	Special Weather Statement	GSP	Transylvania	52 min
Jun 24, 6:09 PM EDT	Special Weather Statement	GSP	Cleveland	66 min
Jun 24, 6:46 PM EDT	Areal Flood Advisory	GSP	Mecklenburg	119 min
Jun 24, 6:57 PM EDT	Special Weather Statement	GSP	Union	63 min
Jun 24, 3:09 PM EDT	Severe Thunderstorm Warning	GSP	Oconee	40 min
Jun 24, 5:15 PM EDT	Severe Thunderstorm Warning	GSP	Greenville, Pickens	60 min
Jun 24, 5:49 PM EDT	Special Weather Statement	GSP	Greenville	56 min
Jun 24, 5:59 PM EDT	Severe Thunderstorm Warning	GSP	Spartanburg	49 min
Jun 24, 6:15 PM EDT	Special Weather Statement	GSP	Anderson	60 min
Jun 24, 6:42 PM EDT	Severe Thunderstorm Warning	GSP	York	63 min
Jun 24, 6:50 PM EDT	Special Weather Statement	GSP	Spartanburg	40 min
Jun 24, 7:11 PM EDT	Areal Flood Advisory	GSP	York	2 hr
Jun 24, 7:15 PM EDT	Special Weather Statement	GSP	York	30 min
Jun 24, 1:31 PM EDT	Special Weather Statement	GSP	Rabun	29 min
Jun 24, 1:44 PM EDT	Special Weather Statement	GSP	Rabun	16 min
Jun 24, 2:12 PM EDT	Special Weather Statement	GSP	Rabun	33 min
Jun 24, 2:28 PM EDT	Severe Thunderstorm Warning	GSP	Rabun	47 min
Jun 24, 2:55 PM EDT	Special Weather Statement	GSP	Rabun	50 min
Jun 24, 3:23 PM EDT	Special Weather Statement	GSP	Towns	67 min
Jun 24, 3:29 PM EDT	Severe Thunderstorm Warning	GSP	Habersham, Rabun	30 min
Jun 24, 3:54 PM EDT	Severe Thunderstorm Warning	GSP	Stephens	51 min
Jun 24, 4:07 PM EDT	Severe Thunderstorm Warning	GSP	Habersham	38 min
Jun 24, 4:25 PM EDT	Special Weather Statement	GSP	Franklin	65 min
Jun 24, 4:52 PM EDT	Severe Thunderstorm Warning	GSP	Franklin	53 min
Jun 24, 5:21 PM EDT	Severe Thunderstorm Warning	GSP	Elbert, Hart	54 min
Jun 24, 5:36 PM EDT	Areal Flood Advisory	GSP	Franklin	114 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2015 Severe Thunderstorm Warnings in South Carolina, 2015 Every severe thunderstorm warning in 2015

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.