Alert archive / South Carolina / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 77, NWS Greenville-Spartanburg, SC

May 8, 2024Chester County, Spartanburg County, Union County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 8, 2024, 3:58 PM EDT for Chester County, Spartanburg County, Union County, South Carolina. It was in force for 47 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: May 8, 2024, 3:58 PM EDT (19:58 UTC)
Expired: May 8, 2024, 4:45 PM EDT
In force: 47 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Chester County, SC, Spartanburg County, SC, Union County, SC

The radar

The Greer radar (KGSP), 59 km from the middle of the area, began a volume at 20:01 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
May 8, 10:04 AM EDT	Severe Thunderstorm Watch	SPC	6 hr
May 8, 3:07 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.0 hours before the alert went out and 211 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: 1142 J/kg
Mixed-layer CIN: -85 J/kg
Mixed-layer LCL: 1155 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 46 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

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 May 8, 3:37 PM EDT, 21 minutes earlier.

Area forecast discussion, May 8, 3:37 PM EDT, 21 minutes before

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Hazardous weather outlook, May 8, 3:13 PM EDT, 45 minutes before

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In the hours before

Local storm report, May 8, 3:40 PM EDT, 18 minutes before

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Local storm report, May 8, 3:43 PM EDT, 15 minutes before

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Local storm report, May 8, 3:46 PM EDT, 12 minutes before

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Local storm report, May 8, 3:48 PM EDT, 10 minutes before

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Local storm report, May 8, 3:53 PM EDT, 5 minutes before

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Local storm report, May 8, 3:56 PM EDT, 2 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
May 7, 8:42 PM EDT	Special Weather Statement	GSP	Avery	33 min
May 8, 12:17 PM EDT	Severe Thunderstorm Warning	GSP	Madison	73 min
May 8, 12:29 PM EDT	Special Weather Statement	GSP	Mitchell	46 min
May 8, 12:35 PM EDT	Severe Thunderstorm Warning	GSP	Haywood, Madison	40 min
May 8, 1:04 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Buncombe, Yancey	56 min
May 8, 1:16 PM EDT	Special Weather Statement	GSP	Swain	44 min
May 8, 1:22 PM EDT	Severe Thunderstorm Warning	GSP	Haywood, Swain	52 min
May 8, 1:43 PM EDT	Severe Thunderstorm Warning	GSP	Burke, McDowell	62 min
May 8, 1:50 PM EDT	Special Weather Statement	GSP	Graham	40 min
May 8, 1:50 PM EDT	Severe Thunderstorm Warning	GSP	Buncombe, Haywood, Madison	44 min
May 8, 1:52 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Buncombe, Henderson, Rutherford	53 min
May 8, 1:55 PM EDT	Severe Thunderstorm Warning	GSP	Graham, Swain	65 min
May 8, 2:11 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Henderson, Polk, Transylvania	42 min
May 8, 2:26 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Burke, Catawba, Cleveland, Gaston, Lincoln, Rutherford	79 min
May 8, 2:31 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Cleveland, Polk, Rutherford	74 min
May 8, 2:34 PM EDT	Areal Flood Advisory	GSP	Buncombe, Henderson, McDowell, Rutherford	6 hr
May 8, 2:35 PM EDT	Severe Thunderstorm Warning	GSP	Haywood, Jackson, Macon, Swain, Transylvania	55 min
May 8, 2:40 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Rutherford	27 min
May 8, 2:58 PM EDT	Tornado Warning	GSP	Cleveland, Gaston, Lincoln	47 min
May 8, 3:21 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Cabarrus, Cleveland, Gaston, Lincoln, Mecklenburg	84 min
May 8, 3:27 PM EDT	Severe Thunderstorm Warning	GSP	Henderson, Jackson, Transylvania	48 min
May 8, 3:43 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Gaston, Lincoln	17 min
May 8, 3:50 PM EDT	Severe Thunderstorm Warning	GSP	Jackson, Macon, Transylvania	40 min
May 8, 4:16 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Union	59 min
May 8, 4:39 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Cabarrus, Mecklenburg	36 min
May 8, 4:43 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Union	62 min
May 8, 1:06 PM EDT	Special Weather Statement	GSP	Oconee	54 min
May 8, 1:14 PM EDT	Severe Thunderstorm Warning	GSP	Oconee, Pickens	46 min
May 8, 1:58 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Greenville, Pickens	47 min
May 8, 2:39 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Greenville, Pickens, Spartanburg	51 min
May 8, 3:14 PM EDT	Severe Thunderstorm Warning	GSP	Greenville, Laurens, Spartanburg	46 min
May 8, 3:56 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Chester, Spartanburg, Union, York	64 min
May 8, 4:09 PM EDT	Special Weather Statement	GSP	Greenville, Spartanburg	36 min
May 8, 4:26 PM EDT	Special Weather Statement	GSP	Pickens	49 min
May 8, 4:34 PM EDT	Severe Thunderstorm Warning Considerable damage threat	GSP	Chester, Union, York	56 min
May 8, 4:45 PM EDT	Severe Thunderstorm Warning	GSP	Chester, Union	30 min
May 8, 4:57 PM EDT	Special Weather Statement	GSP	Union	33 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2024 Every severe thunderstorm warning in 2024

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.