Alert archive / South Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 252, NWS Greenville-Spartanburg, SC

September 13, 2019Laurens County, Spartanburg County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Sep 13, 2019, 4:48 PM EDT for Laurens County, 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
Sep 13, 2019, 4:48 PM EDT (20:48 UTC)
Expired
Sep 13, 2019, 5:30 PM EDT
In force
42 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Laurens County, SC, Spartanburg County, SC

The radar

The Greer radar (KGSP), 28 km from the middle of the area, began a volume at 20:49 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, 8.8 hours before the alert went out and 244 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, Greensboro/Hi Pt, NC at 12:00Z on 2019-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 535 joules per kilogram.LCLLFCEL10008507005003002001001 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, Greensboro/Hi Pt, NC at 12:00Z on 2019-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939Sfc1 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
535 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
947 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 12, 8:02 PM EDTSpecial Weather StatementGSPMecklenburg28 min
Sep 13, 1:33 PM EDTSpecial Weather StatementGSPHaywood27 min
Sep 13, 1:49 PM EDTSpecial Weather StatementGSPTransylvania26 min
Sep 13, 1:56 PM EDTSpecial Weather StatementGSPYancey34 min
Sep 13, 2:18 PM EDTSpecial Weather StatementGSPGaston27 min
Sep 13, 2:22 PM EDTSpecial Weather StatementGSPMecklenburg23 min
Sep 13, 2:38 PM EDTSpecial Weather StatementGSPUnion37 min
Sep 13, 2:41 PM EDTSpecial Weather StatementGSPJackson34 min
Sep 13, 2:55 PM EDTSpecial Weather StatementGSPUnion35 min
Sep 13, 3:14 PM EDTSpecial Weather StatementGSPJackson31 min
Sep 13, 3:28 PM EDTSevere Thunderstorm WarningGSPMecklenburg, Union62 min
Sep 13, 3:39 PM EDTSpecial Weather StatementGSPGaston36 min
Sep 13, 3:46 PM EDTSpecial Weather StatementGSPJackson29 min
Sep 13, 3:49 PM EDTSpecial Weather StatementGSPBuncombe26 min
Sep 13, 3:56 PM EDTAreal Flood AdvisoryGSPMecklenburg, Union83 min
Sep 13, 4:06 PM EDTAreal Flood AdvisoryGSPMecklenburg54 min
Sep 13, 4:06 PM EDTSevere Thunderstorm WarningGSPBuncombe, Madison39 min
Sep 13, 4:34 PM EDTSpecial Weather StatementGSPMecklenburg26 min
Sep 13, 4:49 PM EDTFlash Flood WarningGSPMecklenburg102 min
Sep 13, 5:07 PM EDTSpecial Weather StatementGSPRutherford23 min
Sep 13, 5:13 PM EDTSevere Thunderstorm WarningGSPPolk, Rutherford47 min
Sep 13, 5:42 PM EDTSpecial Weather StatementGSPBurke33 min
Sep 13, 5:45 PM EDTSpecial Weather StatementGSPRutherford30 min
Sep 13, 6:00 PM EDTSevere Thunderstorm WarningGSPBuncombe, McDowell, Rutherford45 min
Sep 13, 6:12 PM EDTSevere Thunderstorm WarningGSPBuncombe, Henderson22 min
Sep 13, 6:29 PM EDTSpecial Weather StatementGSPRutherford31 min
Sep 13, 6:43 PM EDTSpecial Weather StatementGSPMcDowell32 min
Sep 13, 7:32 PM EDTSpecial Weather StatementGSPBurke28 min
Sep 13, 7:48 PM EDTSpecial Weather StatementGSPTransylvania27 min
Sep 13, 7:51 PM EDTSpecial Weather StatementGSPBurke24 min
Sep 13, 2:17 PM EDTSpecial Weather StatementGSPYork28 min
Sep 13, 2:32 PM EDTSpecial Weather StatementGSPYork28 min
Sep 13, 3:00 PM EDTSpecial Weather StatementGSPYork30 min
Sep 13, 3:30 PM EDTSpecial Weather StatementGSPCherokee30 min
Sep 13, 3:34 PM EDTSevere Thunderstorm WarningGSPCherokee, Union, York39 min
Sep 13, 3:38 PM EDTSevere Thunderstorm WarningGSPChester, York46 min
Sep 13, 4:00 PM EDTSpecial Weather StatementGSPUnion30 min
Sep 13, 4:29 PM EDTSpecial Weather StatementGSPLaurens31 min
Sep 13, 5:02 PM EDTSpecial Weather StatementGSPLaurens, Spartanburg28 min
Sep 13, 5:20 PM EDTSpecial Weather StatementGSPOconee25 min
Sep 13, 5:26 PM EDTSpecial Weather StatementGSPLaurens, Spartanburg34 min
Sep 13, 5:40 PM EDTSpecial Weather StatementGSPOconee35 min
Sep 13, 6:22 PM EDTSpecial Weather StatementGSPAnderson, Pickens38 min
Sep 13, 7:05 PM EDTSpecial Weather StatementGSPAnderson25 min
Sep 13, 4:09 PM EDTSpecial Weather StatementGSPRabun36 min
Sep 13, 7:12 PM EDTSpecial Weather StatementGSPElbert33 min
Sep 13, 7:31 PM EDTSpecial Weather StatementGSPElbert44 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2019Every 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.