Alert archive / North Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Greenville-Spartanburg, SC

August 16, 2021Davie County, Iredell County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Aug 16, 2021, 5:14 PM EDT for Davie County, Iredell County, North Carolina. It was in force for 76 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 16, 2021, 5:14 PM EDT (21:14 UTC)
Expired
Aug 16, 2021, 6:30 PM EDT
In force
76 min
Issued by
NWS Greenville-Spartanburg, SC

Counties Davie County, NC, Iredell County, NC

The radar

The Roanoke radar (KFCX), 133 km from the middle of the area, began a volume at 21:15 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, 9.2 hours before the alert went out and 66 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 2021-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 635 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 2021-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
635 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
503 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 16, 2:53 PM EDT, 2 hours 21 minutes earlier.

Area forecast discussion, Aug 16, 2:53 PM EDT, 2 hours 21 minutes before
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Hazardous weather outlook, Aug 16, 2:43 PM EDT, 2 hours 31 minutes before
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In the hours before

Local storm report, Aug 16, 11:47 AM EDT, 5 hours 27 minutes before
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Local storm report, Aug 16, 12:10 PM EDT, 5 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1210 PM EDT MON AUG 16 2021

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

1145 AM     FLASH FLOOD      3 NW LINCOLNTON         35.51N 81.28W
08/16/2021                   LINCOLN            NC   FIRE DEPT/RESCUE

            RAIN GAGES REPORT NEARLY 6 INCHES OF RAIN RESULTING IN
            RUNOFF AND WATER COVERED AREAS ALONG RIVER ROAD.

&&
Local storm report, Aug 16, 1:06 PM EDT, 4 hours 8 minutes before
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Special weather statement, Aug 16, 3:46 PM EDT, 1 hour 28 minutes before
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Special weather statement, Aug 16, 4:46 PM EDT, 28 minutes before
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Special weather statement, Aug 16, 5:14 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 8:06 PM EDTSpecial Weather StatementGSPCleveland24 min
Aug 15, 8:07 PM EDTSpecial Weather StatementGSPTransylvania23 min
Aug 15, 8:09 PM EDTSpecial Weather StatementGSPMcDowell36 min
Aug 15, 8:18 PM EDTSpecial Weather StatementGSPRutherford27 min
Aug 15, 8:30 PM EDTSpecial Weather StatementGSPCatawba, Lincoln30 min
Aug 15, 8:53 PM EDTSpecial Weather StatementGSPTransylvania52 min
Aug 15, 9:05 PM EDTSpecial Weather StatementGSPCatawba25 min
Aug 15, 9:18 PM EDTSpecial Weather StatementGSPMcDowell27 min
Aug 15, 9:45 PM EDTSpecial Weather StatementGSPAvery30 min
Aug 16, 2:52 AM EDTAreal Flood AdvisoryGSPBuncombe, Haywood, Henderson, Jackson, Transylvania3 hr
Aug 16, 3:02 AM EDTFlash Flood WarningGSPHaywood, Jackson, Transylvania5 hr
Aug 16, 4:39 AM EDTFlash Flood WarningGSPJackson, Transylvania3 hr
Aug 16, 4:59 AM EDTFlash Flood WarningGSPHenderson, Transylvania3 hr
Aug 16, 7:43 AM EDTFlash Flood Warning Considerable damage threatGSPTransylvania4 hr
Aug 16, 8:51 AM EDTSpecial Weather StatementGSPCatawba39 min
Aug 16, 9:49 AM EDTSpecial Weather StatementGSPCatawba, Lincoln41 min
Aug 16, 10:24 AM EDTFlash Flood WarningGSPCatawba, Lincoln3 hr
Aug 16, 2:20 PM EDTFlash Flood WatchGSPAvery, Buncombe, Burke, Caldwell, Graham, Haywood and 11 more40 hr
Aug 16, 3:46 PM EDTSpecial Weather StatementGSPGaston, Mecklenburg59 min
Aug 16, 4:46 PM EDTSpecial Weather StatementGSPTransylvania59 min
Aug 16, 6:53 PM EDTAreal Flood AdvisoryGSPJackson, Transylvania3 hr
Aug 16, 8:33 AM EDTSpecial Weather StatementGSPOconee42 min
Aug 16, 9:23 AM EDTSpecial Weather StatementGSPOconee52 min
Aug 16, 10:12 AM EDTFlash Flood WarningGSPOconee3 hr

Nearby

Special Weather Statements in North Carolina, 2021Every special weather statement in 2021

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.