Alert archive / South Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 159, NWS Greenville-Spartanburg, SC

July 31, 2019Pickens County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 31, 2019, 8:56 PM EDT for Pickens County, South Carolina. It was in force for 38 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: Jul 31, 2019, 8:56 PM EDT (00:56 UTC)
Expired: Jul 31, 2019, 9:34 PM EDT
In force: 38 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Pickens County, SC

The radar

The Greer radar (KGSP), 46 km from the middle of the area, began a volume at 00:59 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.9 hours before the alert went out and 235 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: 679 J/kg
Mixed-layer CIN: -32 J/kg
Mixed-layer LCL: 1726 m above ground
0-6 km bulk shear: 1 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 6 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 Jul 31, 7:59 PM EDT, 57 minutes earlier.

Area forecast discussion, Jul 31, 7:59 PM EDT, 57 minutes before

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Hazardous weather outlook, Jul 31, 4:40 AM EDT, 16 hours 16 minutes before

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In the hours before

Special weather statement, Jul 31, 6:28 PM EDT, 2 hours 28 minutes before

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Special weather statement, Jul 31, 6:36 PM EDT, 2 hours 20 minutes before

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Special weather statement, Jul 31, 7:07 PM EDT, 1 hour 49 minutes before

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Local storm report, Jul 31, 7:40 PM EDT, 1 hour 16 minutes before

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Local storm report, Jul 31, 7:40 PM EDT, 1 hour 16 minutes before

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Special weather statement, Jul 31, 8:02 PM EDT, 54 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
Jul 31, 8:02 PM EDT	Special Weather Statement	GSP	Henderson	28 min
Aug 1, 12:42 PM EDT	Special Weather Statement	GSP	Transylvania	33 min
Aug 1, 12:50 PM EDT	Special Weather Statement	GSP	Avery	25 min
Aug 1, 12:55 PM EDT	Severe Thunderstorm Warning	GSP	Avery, Caldwell	24 min
Aug 1, 1:10 PM EDT	Special Weather Statement	GSP	Transylvania	35 min
Aug 1, 1:23 PM EDT	Severe Thunderstorm Warning	GSP	Transylvania	22 min
Aug 1, 1:37 PM EDT	Special Weather Statement	GSP	Henderson	23 min
Aug 1, 1:47 PM EDT	Special Weather Statement	GSP	Avery	13 min
Aug 1, 1:55 PM EDT	Severe Thunderstorm Warning	GSP	Henderson	35 min
Aug 1, 2:10 PM EDT	Special Weather Statement	GSP	Haywood	35 min
Aug 1, 2:33 PM EDT	Special Weather Statement	GSP	Rowan	27 min
Aug 1, 3:01 PM EDT	Special Weather Statement	GSP	Jackson	14 min
Aug 1, 3:41 PM EDT	Special Weather Statement	GSP	Jackson	19 min
Aug 1, 3:57 PM EDT	Special Weather Statement	GSP	Caldwell	33 min
Aug 1, 4:05 PM EDT	Special Weather Statement	GSP	Swain	25 min
Aug 1, 4:24 PM EDT	Special Weather Statement	GSP	Alexander	36 min
Aug 1, 4:39 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland	51 min
Aug 1, 4:53 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland, Rutherford	41 min
Aug 1, 5:08 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland, Rutherford	26 min
Aug 1, 5:17 PM EDT	Special Weather Statement	GSP	Gaston	28 min
Aug 1, 5:22 PM EDT	Special Weather Statement	GSP	Cleveland	23 min
Aug 1, 5:42 PM EDT	Special Weather Statement	GSP	Gaston	33 min
Aug 1, 5:47 PM EDT	Special Weather Statement	GSP	Cabarrus, Lincoln	28 min
Aug 1, 5:51 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg	39 min
Aug 1, 6:12 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg	48 min
Aug 1, 6:24 PM EDT	Severe Thunderstorm Warning	GSP	Gaston, Mecklenburg	51 min
Aug 1, 6:28 PM EDT	Severe Thunderstorm Warning	GSP	Iredell, Rowan	47 min
Aug 1, 6:33 PM EDT	Areal Flood Advisory	GSP	Cabarrus, Cleveland, Gaston, Mecklenburg	4 hr
Aug 1, 7:06 PM EDT	Special Weather Statement	GSP	Mecklenburg	24 min
Aug 1, 7:11 PM EDT	Areal Flood Advisory	GSP	Mecklenburg	3 hr
Aug 1, 7:14 PM EDT	Severe Thunderstorm Warning	GSP	Alexander, Catawba, Iredell	23 min
Aug 1, 7:57 PM EDT	Special Weather Statement	GSP	Alexander, Caldwell	33 min
Jul 31, 9:11 PM EDT	Special Weather Statement	GSP	Oconee	34 min
Jul 31, 9:43 PM EDT	Special Weather Statement	GSP	Pickens	32 min
Jul 31, 10:15 PM EDT	Special Weather Statement	GSP	Pickens	30 min
Aug 1, 3:14 PM EDT	Special Weather Statement	GSP	Chester	31 min
Aug 1, 3:29 PM EDT	Severe Thunderstorm Warning	GSP	Chester	25 min
Aug 1, 3:38 PM EDT	Special Weather Statement	GSP	Chester	37 min
Aug 1, 4:00 PM EDT	Special Weather Statement	GSP	Union	30 min
Aug 1, 4:29 PM EDT	Special Weather Statement	GSP	Cherokee	31 min
Aug 1, 4:42 PM EDT	Special Weather Statement	GSP	Anderson	33 min
Aug 1, 4:48 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Spartanburg	42 min
Aug 1, 5:11 PM EDT	Special Weather Statement	GSP	Greenwood	34 min
Aug 1, 5:26 PM EDT	Special Weather Statement	GSP	Cherokee	34 min
Aug 1, 5:33 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Greenville, Pickens	42 min
Aug 1, 5:33 PM EDT	Severe Thunderstorm Warning	GSP	Spartanburg	42 min
Aug 1, 5:44 PM EDT	Special Weather Statement	GSP	Laurens	31 min
Aug 1, 6:03 PM EDT	Special Weather Statement	GSP	Oconee	27 min
Aug 1, 6:20 PM EDT	Severe Thunderstorm Warning	GSP	Greenville	28 min
Aug 1, 6:48 PM EDT	Special Weather Statement	GSP	York	27 min
Aug 1, 6:56 PM EDT	Areal Flood Advisory	GSP	Greenville, Spartanburg	3 hr
Aug 1, 7:05 PM EDT	Special Weather Statement	GSP	Spartanburg	25 min
Aug 1, 7:52 PM EDT	Special Weather Statement	GSP	Spartanburg	23 min
Aug 1, 4:31 PM EDT	Special Weather Statement	GSP	Rabun	29 min
Aug 1, 7:27 PM EDT	Special Weather Statement	GSP	Franklin	33 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2019 Every severe thunderstorm warning in 2019

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.