Alert archive / North Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 182, NWS Greenville-Spartanburg, SC

August 13, 2019Mecklenburg County, Union County, North Carolina; York County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 13, 2019, 2:55 PM EDT for Mecklenburg County, Union County, North Carolina; York County, South Carolina. It was in force for 50 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
Aug 13, 2019, 2:55 PM EDT (18:55 UTC)
Expired
Aug 13, 2019, 3:45 PM EDT
In force
50 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

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 18:56 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 13, 1:23 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.9 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-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2019-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 560 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 2019-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 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
560 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
941 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.8

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 Aug 13, 10:52 AM EDT, 4 hours 3 minutes earlier.

Area forecast discussion, Aug 13, 10:52 AM EDT, 4 hours 3 minutes before
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Hazardous weather outlook, Aug 13, 4:05 AM EDT, 10 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Greenville-Spartanburg SC
405 AM EDT Tue Aug 13 2019

NCZ033-048>053-058-059-062>065-501-503-505-507-509-140815-
Avery-Madison-Yancey-Mitchell-Swain-Haywood-Buncombe-Graham-
Northern Jackson-Macon-Southern Jackson-Transylvania-Henderson-
Caldwell Mountains-Burke Mountains-McDowell Mountains-
Rutherford Mountains-Polk Mountains-
405 AM EDT Tue Aug 13 2019

This Hazardous Weather Outlook is for western North Carolina.

.DAY ONE...Today and tonight.

Strong to severe thunderstorms will be possible today and tonight.
Cloud-to-ground lightning, brief heavy rain, and damaging winds will
be the primary threats. An isolated tornado could not be ruled out.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

None.

GAZ010-017-018-SCZ001>009-012>014-140815-
Rabun-Habersham-Stephens-Oconee Mountains-Pickens Mountains-
Greenville Mountains-Greater Oconee-Greater Pickens-
Greater Greenville-Spartanburg-Cherokee-York-Laurens-Union-Chester-
405 AM EDT Tue Aug 13 2019

This Hazardous Weather Outlook is for northeast Georgia and Upstate
South Carolina.

.DAY ONE...Today and tonight.

Isolated strong to severe thunderstorms will be possible today and
tonight. Cloud-to-ground lightning, brief heavy rain, and damaging
winds will be the primary threats.

Hot and humid conditions will allow for heat index values to be in
the 100 to 105 degree range across the Upstate and portions of
northeast Georgia today. Use caution when participating in outdoor
activities.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hot and humid conditions will continue, allowing for heat index
values to near 103 degrees across the Upstate and portions of
northeast Georgia on Wednesday. Use caution when participating in
outdoor activities.

.SPOTTER INFORMATION STATEMENT...

None.

GAZ026-028-029-SCZ010-011-019-140815-
Franklin-Hart-Elbert-Anderson-Abbeville-Greenwood-
405 AM EDT Tue Aug 13 2019

...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING...

This Hazardous Weather Outlook is for northeast Georgia and Upstate
South Carolina.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hot and humid conditions will continue, allowing for heat index
values to near 103 degrees across the Upstate and portions of
northeast Georgia on Wednesday. Use caution when participating in
outdoor activities.

.SPOTTER INFORMATION STATEMENT...

None.

NCZ035>037-056-057-068>072-082-502-504-506-508-510-140815-
Alexander-Iredell-Davie-Catawba-Rowan-Cleveland-Lincoln-Gaston-
Mecklenburg-Cabarrus-Union-Greater Caldwell-Greater Burke-
Eastern McDowell-Greater Rutherford-Eastern Polk-
405 AM EDT Tue Aug 13 2019

This Hazardous Weather Outlook is for piedmont North Carolina and
western North Carolina.

.DAY ONE...Today and tonight.

Strong to severe thunderstorms will be possible today and tonight.
Cloud-to-ground lightning, brief heavy rain, and damaging winds will
be the primary threats. An isolated tornado could not be ruled out.

Hot and humid conditions will allow for heat index values to be in
the 100 to 104 degree range today. Use caution when participating in
outdoor activities.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hot and humid conditions will continue, allowing for heat index
values to near 103 degrees in some locations across the Northwest
Piedmont on Wednesday. Use caution when participating in outdoor
activities.

.SPOTTER INFORMATION STATEMENT...

None.

SGL

In the hours before

Special weather statement, Aug 13, 2:20 PM EDT, 35 minutes before
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Special weather statement, Aug 13, 2:27 PM EDT, 28 minutes before
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Special weather statement, Aug 13, 2:36 PM EDT, 19 minutes before
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Special weather statement, Aug 13, 2:38 PM EDT, 17 minutes before
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Special weather statement, Aug 13, 2:44 PM EDT, 11 minutes before
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Special weather statement, Aug 13, 2:48 PM EDT, 7 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 13, 1:43 PM EDTSpecial Weather StatementGSPMadison, Swain47 min
Aug 13, 1:46 PM EDTSevere Thunderstorm WarningGSPBuncombe, Madison, Yancey59 min
Aug 13, 2:09 PM EDTSpecial Weather StatementGSPAvery36 min
Aug 13, 2:17 PM EDTSpecial Weather StatementGSPHenderson28 min
Aug 13, 2:44 PM EDTSpecial Weather StatementGSPYancey31 min
Aug 13, 2:48 PM EDTSpecial Weather StatementGSPMecklenburg27 min
Aug 13, 2:59 PM EDTSpecial Weather StatementGSPPolk31 min
Aug 13, 3:10 PM EDTSevere Thunderstorm WarningGSPAlexander, Burke, Caldwell, Catawba, Iredell50 min
Aug 13, 3:19 PM EDTSevere Thunderstorm WarningGSPPolk, Rutherford41 min
Aug 13, 3:23 PM EDTSpecial Weather StatementGSPRutherford37 min
Aug 13, 3:56 PM EDTSevere Thunderstorm WarningGSPAlexander, Burke, Caldwell, Catawba, Iredell49 min
Aug 13, 4:03 PM EDTSevere Thunderstorm WarningGSPDavie, Iredell, Rowan42 min
Aug 13, 4:11 PM EDTSpecial Weather StatementGSPUnion49 min
Aug 13, 4:28 PM EDTSevere Thunderstorm WarningGSPCatawba, Iredell, Lincoln, Mecklenburg, Rowan47 min
Aug 13, 4:30 PM EDTSpecial Weather StatementGSPPolk30 min
Aug 13, 4:38 PM EDTSpecial Weather StatementGSPRowan37 min
Aug 13, 5:03 PM EDTSpecial Weather StatementGSPHenderson27 min
Aug 13, 5:07 PM EDTSpecial Weather StatementGSPCabarrus23 min
Aug 13, 5:18 PM EDTSpecial Weather StatementGSPLincoln27 min
Aug 13, 5:27 PM EDTSevere Thunderstorm WarningGSPCatawba, Gaston, Iredell, Lincoln, Mecklenburg48 min
Aug 13, 6:06 PM EDTSevere Thunderstorm WarningGSPCabarrus, Gaston, Mecklenburg39 min
Aug 13, 6:37 PM EDTSpecial Weather StatementGSPMecklenburg23 min
Aug 13, 2:00 PM EDTSpecial Weather StatementGSPSpartanburg30 min
Aug 13, 2:20 PM EDTSpecial Weather StatementGSPYork25 min
Aug 13, 2:27 PM EDTSpecial Weather StatementGSPLaurens33 min
Aug 13, 2:30 PM EDTSevere Thunderstorm WarningGSPSpartanburg44 min
Aug 13, 2:38 PM EDTSpecial Weather StatementGSPUnion37 min
Aug 13, 3:05 PM EDTSpecial Weather StatementGSPLaurens25 min
Aug 13, 3:06 PM EDTSpecial Weather StatementGSPUnion24 min
Aug 13, 3:29 PM EDTSpecial Weather StatementGSPCherokee31 min
Aug 13, 3:29 PM EDTSevere Thunderstorm WarningGSPGreenville, Spartanburg31 min
Aug 13, 3:32 PM EDTSpecial Weather StatementGSPLancaster13 min
Aug 13, 3:34 PM EDTSpecial Weather StatementGSPYork26 min
Aug 13, 3:39 PM EDTSpecial Weather StatementGSPLaurens36 min
Aug 13, 3:45 PM EDTSpecial Weather StatementGSPAbbeville30 min
Aug 13, 3:48 PM EDTSpecial Weather StatementGSPYork27 min
Aug 13, 3:57 PM EDTSevere Thunderstorm WarningGSPSpartanburg63 min
Aug 13, 4:07 PM EDTSpecial Weather StatementGSPChester23 min
Aug 13, 4:15 PM EDTSpecial Weather StatementGSPUnion30 min
Aug 13, 4:18 PM EDTSpecial Weather StatementGSPAbbeville27 min
Aug 13, 4:28 PM EDTSevere Thunderstorm WarningGSPChester, Union, York47 min
Aug 13, 4:50 PM EDTSevere Thunderstorm WarningGSPUnion55 min
Aug 13, 4:57 PM EDTSpecial Weather StatementGSPAbbeville33 min
Aug 13, 5:16 PM EDTSpecial Weather StatementGSPUnion29 min
Aug 13, 5:28 PM EDTSpecial Weather StatementGSPGreenville47 min
Aug 13, 5:34 PM EDTSevere Thunderstorm WarningGSPGreenville, Pickens41 min
Aug 13, 6:58 PM EDTSpecial Weather StatementGSPPickens32 min
Aug 13, 6:59 PM EDTHeat AdvisoryGSPAbbeville, Greenwood24 hr
Aug 13, 7:22 PM EDTSpecial Weather StatementGSPPickens23 min
Aug 13, 2:36 PM EDTSpecial Weather StatementGSPStephens24 min
Aug 13, 3:01 PM EDTSpecial Weather StatementGSPHart29 min
Aug 13, 3:42 PM EDTSpecial Weather StatementGSPHart33 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2019Severe 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.