Alert archive / South Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 169, NWS Greenville-Spartanburg, SC

August 1, 2019Spartanburg County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 1, 2019, 5:33 PM EDT for 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
Aug 1, 2019, 5:33 PM EDT (21:33 UTC)
Expired
Aug 1, 2019, 6:15 PM EDT
In force
42 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Spartanburg County, SC

The radar

The Greer radar (KGSP), 22 km from the middle of the area, began a volume at 21:34 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, 9.6 hours before the alert went out and 228 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 2019-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 370 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 2019-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 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
370 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1187 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
48 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 Aug 1, 2:45 PM EDT, 2 hours 48 minutes earlier.

Area forecast discussion, Aug 1, 2:45 PM EDT, 2 hours 48 minutes before
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Hazardous weather outlook, Aug 1, 4:41 AM EDT, 12 hours 52 minutes before
Hazardous Weather Outlook
National Weather Service Greenville-Spartanburg SC
441 AM EDT Thu Aug 1 2019

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-020845-
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-Oconee Mountains-
Pickens Mountains-Greenville Mountains-Greater Oconee-
Greater Pickens-Greater Greenville-Spartanburg-Cherokee-York-
Anderson-Abbeville-Laurens-Chester-Greenwood-
441 AM EDT Thu Aug 1 2019

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

.DAY ONE...Today and tonight.

Scattered thunderstorms are expected across the western Carolina's
and northeast Georgia this afternoon to evening. A few of the storms
will be strong to severe with small hail and damaging wind possible.
Heavy rainfall with localized flooding will also be possible,
especially this evening into tonight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Scattered to widespread showers and thunderstorms are expected Friday
afternoon into Friday night and again Saturday. A tropical airmass in
place will support periods of heavy rain with localized flooding
likely, especially from the I-77 corridor, including Charlotte,
northwest into the North Carolina foothills.

.SPOTTER INFORMATION STATEMENT...

None.

In the hours before

Local storm report, Aug 1, 5:04 PM EDT, 29 minutes before
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Special weather statement, Aug 1, 5:11 PM EDT, 22 minutes before
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Special weather statement, Aug 1, 5:17 PM EDT, 16 minutes before
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Local storm report, Aug 1, 5:20 PM EDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
520 PM EDT THU AUG 1 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0512 PM     HAIL             GASTONIA                35.25N 81.17W
08/01/2019  E0.75 INCH       GASTON             NC   PUBLIC

            HAIL UP TO PENNY SIZED FELL BRIEFLY.

&&

OUTLAW
Special weather statement, Aug 1, 5:22 PM EDT, 11 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
522 PM EDT Thu Aug 1 2019

NCZ068-012145-
Cleveland NC-
522 PM EDT Thu Aug 1 2019

...A STRONG THUNDERSTORM WILL IMPACT CENTRAL CLEVELAND COUNTY UNTIL
545 PM EDT...

At 522 PM EDT, Doppler radar was tracking a strong thunderstorm 5
miles north of Shelby, or near Lawndale. This storm was nearly
stationary.

Locations to be impacted include...
Shelby, Lawndale, Fallston, Polkville, Lattimore, Waco, Kingstown and
Belwood.

Wind gusts up to 40 mph and dime size hail will be possible in these
areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio and tv
stations, as well as local cable tv outlets for additional
information and possible warnings from the National Weather Service.

&&

LAT...LON 3543 8146 3542 8146 3536 8141 3535 8139
      3525 8156 3532 8172 3535 8170 3539 8170
      3550 8159
TIME...MOT...LOC 2122Z 286DEG 3KT 3537 8155

SGL
Special weather statement, Aug 1, 5:26 PM EDT, 7 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
526 PM EDT Thu Aug 1 2019

NCZ068-508-SCZ007-008-012200-
Greater Rutherford NC-Cleveland NC-Cherokee SC-Spartanburg SC-
526 PM EDT Thu Aug 1 2019

...A CLUSTER OF THUNDERSTORMS WILL IMPACT SOUTHEASTERN RUTHERFORD...
SOUTHWESTERN CLEVELAND...NORTHEASTERN SPARTANBURG AND NORTHWESTERN
CHEROKEE COUNTIES UNTIL 600 PM EDT...

At 526 PM EDT, Doppler radar indicated the leading edge of a cluster
of thunderstorms along a line extending from 7 miles west of Shelby
to 11 miles north of Spartanburg. These storms were nearly
stationary.

Locations to be impacted include...
Gaffney, Boiling Springs NC, Cowpens, Mayo, Chesnee, Mooresboro,
Cowpens National Battlefield, Cliffside, Henrietta and Fingerville.

Wind gusts up to 40 mph and dime size hail will be possible in these
areas.

LAT...LON 3525 8156 3497 8176 3513 8204 3532 8172
TIME...MOT...LOC 2126Z 005DEG 1KT 3529 8167 3511 8189

SGL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 8:02 PM EDTSpecial Weather StatementGSPHenderson28 min
Aug 1, 12:42 PM EDTSpecial Weather StatementGSPTransylvania33 min
Aug 1, 12:50 PM EDTSpecial Weather StatementGSPAvery25 min
Aug 1, 12:55 PM EDTSevere Thunderstorm WarningGSPAvery, Caldwell24 min
Aug 1, 1:10 PM EDTSpecial Weather StatementGSPTransylvania35 min
Aug 1, 1:23 PM EDTSevere Thunderstorm WarningGSPTransylvania22 min
Aug 1, 1:37 PM EDTSpecial Weather StatementGSPHenderson23 min
Aug 1, 1:47 PM EDTSpecial Weather StatementGSPAvery13 min
Aug 1, 1:55 PM EDTSevere Thunderstorm WarningGSPHenderson35 min
Aug 1, 2:10 PM EDTSpecial Weather StatementGSPHaywood35 min
Aug 1, 2:33 PM EDTSpecial Weather StatementGSPRowan27 min
Aug 1, 3:01 PM EDTSpecial Weather StatementGSPJackson14 min
Aug 1, 3:41 PM EDTSpecial Weather StatementGSPJackson19 min
Aug 1, 3:57 PM EDTSpecial Weather StatementGSPCaldwell33 min
Aug 1, 4:05 PM EDTSpecial Weather StatementGSPSwain25 min
Aug 1, 4:24 PM EDTSpecial Weather StatementGSPAlexander36 min
Aug 1, 4:39 PM EDTSevere Thunderstorm WarningGSPCleveland51 min
Aug 1, 4:53 PM EDTSevere Thunderstorm WarningGSPCleveland, Rutherford41 min
Aug 1, 5:08 PM EDTSevere Thunderstorm WarningGSPCleveland, Rutherford26 min
Aug 1, 5:17 PM EDTSpecial Weather StatementGSPGaston28 min
Aug 1, 5:22 PM EDTSpecial Weather StatementGSPCleveland23 min
Aug 1, 5:42 PM EDTSpecial Weather StatementGSPGaston33 min
Aug 1, 5:47 PM EDTSpecial Weather StatementGSPCabarrus, Lincoln28 min
Aug 1, 5:51 PM EDTSevere Thunderstorm WarningGSPMecklenburg39 min
Aug 1, 6:12 PM EDTSevere Thunderstorm WarningGSPMecklenburg48 min
Aug 1, 6:24 PM EDTSevere Thunderstorm WarningGSPGaston, Mecklenburg51 min
Aug 1, 6:28 PM EDTSevere Thunderstorm WarningGSPIredell, Rowan47 min
Aug 1, 6:33 PM EDTAreal Flood AdvisoryGSPCabarrus, Cleveland, Gaston, Mecklenburg4 hr
Aug 1, 7:06 PM EDTSpecial Weather StatementGSPMecklenburg24 min
Aug 1, 7:11 PM EDTAreal Flood AdvisoryGSPMecklenburg3 hr
Aug 1, 7:14 PM EDTSevere Thunderstorm WarningGSPAlexander, Catawba, Iredell23 min
Aug 1, 7:57 PM EDTSpecial Weather StatementGSPAlexander, Caldwell33 min
Jul 31, 8:56 PM EDTSevere Thunderstorm WarningGSPPickens38 min
Jul 31, 9:11 PM EDTSpecial Weather StatementGSPOconee34 min
Jul 31, 9:43 PM EDTSpecial Weather StatementGSPPickens32 min
Jul 31, 10:15 PM EDTSpecial Weather StatementGSPPickens30 min
Aug 1, 3:14 PM EDTSpecial Weather StatementGSPChester31 min
Aug 1, 3:29 PM EDTSevere Thunderstorm WarningGSPChester25 min
Aug 1, 3:38 PM EDTSpecial Weather StatementGSPChester37 min
Aug 1, 4:00 PM EDTSpecial Weather StatementGSPUnion30 min
Aug 1, 4:29 PM EDTSpecial Weather StatementGSPCherokee31 min
Aug 1, 4:42 PM EDTSpecial Weather StatementGSPAnderson33 min
Aug 1, 4:48 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg42 min
Aug 1, 5:11 PM EDTSpecial Weather StatementGSPGreenwood34 min
Aug 1, 5:26 PM EDTSpecial Weather StatementGSPCherokee34 min
Aug 1, 5:33 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Pickens42 min
Aug 1, 5:44 PM EDTSpecial Weather StatementGSPLaurens31 min
Aug 1, 6:03 PM EDTSpecial Weather StatementGSPOconee27 min
Aug 1, 6:20 PM EDTSevere Thunderstorm WarningGSPGreenville28 min
Aug 1, 6:48 PM EDTSpecial Weather StatementGSPYork27 min
Aug 1, 6:56 PM EDTAreal Flood AdvisoryGSPGreenville, Spartanburg3 hr
Aug 1, 7:05 PM EDTSpecial Weather StatementGSPSpartanburg25 min
Aug 1, 7:52 PM EDTSpecial Weather StatementGSPSpartanburg23 min
Aug 1, 4:31 PM EDTSpecial Weather StatementGSPRabun29 min
Aug 1, 7:27 PM EDTSpecial Weather StatementGSPFranklin33 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.