Alert archive / North Carolina / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 57, NWS Greenville-Spartanburg, SC

May 3, 2025Gaston County, Mecklenburg County, North Carolina; York County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 3, 2025, 4:23 PM EDT for Gaston County, Mecklenburg County, North Carolina; York County, South Carolina. It was in force for 48 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 3, 2025, 4:23 PM EDT (20:23 UTC)
Expired
May 3, 2025, 5:11 PM EDT
In force
48 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Gaston County, NC, Mecklenburg County, NC, York County, SC

The radar

The Greer radar (KGSP), 110 km from the middle of the area, began a volume at 20:23 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

Roanoke, VA (KRNK), launched 12:00Z, 8.4 hours before the alert went out and 266 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-pSkew-T log-p diagram, Roanoke, VA at 12:00Z on 2025-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2025-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
984 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
43 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 May 3, 2:52 PM EDT, 1 hour 31 minutes earlier.

Area forecast discussion, May 3, 2:52 PM EDT, 1 hour 31 minutes before
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Hazardous weather outlook, May 3, 3:42 PM EDT, 41 minutes before
Hazardous Weather Outlook
National Weather Service Greenville-Spartanburg SC
342 PM EDT Sat May 3 2025

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ008>014-019-101>109-041945-
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-
Caldwell Mountains-Greater Caldwell-Burke Mountains-Greater Burke-
McDowell Mountains-Eastern McDowell-Rutherford Mountains-
Greater Rutherford-Polk Mountains-Eastern Polk-Cherokee-York-
Anderson-Abbeville-Laurens-Chester-Greenwood-Oconee Mountains-
Pickens Mountains-Greenville Mountains-Greater Oconee-
Greater Pickens-Central Greenville-Southern Greenville-
Northern Spartanburg-Southern Spartanburg-
342 PM EDT Sat May 3 2025

This Hazardous Weather Outlook is for northeast Georgia, Piedmont
North Carolina, western North Carolina and Upstate South Carolina.

.DAY ONE...This afternoon and tonight.

Showers and thunderstorms now through tonight with the main threats
of damaging wind gusts and large hail. A few locations could see
multiple rounds of storms. Some localized flash flooding is also
possible, particularly in areas that experience more than one round
of heavy rainfall.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to forward any reports of large hail,
damaging winds, tornadoes, or flash flooding to our office.

In the hours before

Special weather statement, May 3, 3:19 PM EDT, 1 hour 4 minutes before
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Special weather statement, May 3, 3:38 PM EDT, 45 minutes before
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Local storm report, May 3, 3:57 PM EDT, 26 minutes before
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Special weather statement, May 3, 3:59 PM EDT, 24 minutes before
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Special weather statement, May 3, 4:02 PM EDT, 21 minutes before
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Special weather statement, May 3, 4:05 PM EDT, 18 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 8:02 PM EDTSpecial Weather StatementGSPGraham43 min
May 2, 8:44 PM EDTSpecial Weather StatementGSPJackson, Swain46 min
May 2, 9:03 PM EDTSevere Thunderstorm WarningGSPGraham, Jackson, Macon, Swain, Transylvania57 min
May 2, 9:34 PM EDTSpecial Weather StatementGSPHaywood41 min
May 2, 10:02 PM EDTSpecial Weather StatementGSPHenderson, Transylvania43 min
May 2, 10:47 PM EDTSpecial Weather StatementGSPBuncombe43 min
May 2, 10:49 PM EDTSpecial Weather StatementGSPTransylvania41 min
May 3, 2:26 PM EDTSpecial Weather StatementGSPUnion49 min
May 3, 2:47 PM EDTSpecial Weather StatementGSPCabarrus43 min
May 3, 2:57 PM EDTSpecial Weather StatementGSPUnion48 min
May 3, 3:01 PM EDTSpecial Weather StatementGSPRowan44 min
May 3, 3:13 PM EDTSpecial Weather StatementGSPUnion32 min
May 3, 3:38 PM EDTSpecial Weather StatementGSPGaston52 min
May 3, 4:02 PM EDTSpecial Weather StatementGSPLincoln43 min
May 3, 4:52 PM EDTSevere Thunderstorm WarningGSPCabarrus, Mecklenburg37 min
May 3, 5:09 PM EDTSpecial Weather StatementGSPRowan51 min
May 3, 5:31 PM EDTSpecial Weather StatementGSPDavie29 min
May 3, 6:45 PM EDTSpecial Weather StatementGSPGraham45 min
May 3, 7:20 PM EDTSpecial Weather StatementGSPSwain40 min
May 2, 9:47 PM EDTSpecial Weather StatementGSPOconee43 min
May 3, 1:39 PM EDTSpecial Weather StatementGSPChester36 min
May 3, 2:02 PM EDTSpecial Weather StatementGSPAbbeville28 min
May 3, 2:10 PM EDTSevere Thunderstorm WarningGSPAbbeville, Greenwood, Laurens50 min
May 3, 2:49 PM EDTSpecial Weather StatementGSPLaurens56 min
May 3, 3:19 PM EDTSpecial Weather StatementGSPUnion41 min
May 3, 3:21 PM EDTSevere Thunderstorm WarningGSPCherokee, Union, York34 min
May 3, 3:59 PM EDTSpecial Weather StatementGSPChester46 min
May 3, 4:05 PM EDTSpecial Weather StatementGSPYork40 min
May 2, 9:07 PM EDTSpecial Weather StatementGSPHabersham, Rabun38 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2025Severe Thunderstorm Warnings in South Carolina, 2025Every severe thunderstorm warning in 2025

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.