Alert archive / South Carolina / Flash Flood Warnings in 2014

Flash Flood Warning 32, NWS Greenville-Spartanburg, SC

September 13, 2014Anderson County, South Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Sep 13, 2014, 5:19 PM EDT for Anderson County, South Carolina. It was in force for 3 hr. 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, 2014, 5:19 PM EDT (21:19 UTC)
Expired
Sep 13, 2014, 8:30 PM EDT
In force
3 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Flood severity
None

County Anderson County, SC

The radar

The Greer radar (KGSP), 56 km from the middle of the area, began a volume at 21:22 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.3 hours before the alert went out and 214 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, Peachtre/Fal Fld, GA at 12:00Z on 2014-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 435 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, Peachtre/Fal Fld, GA at 12:00Z on 2014-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
435 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
880 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
13 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 flash flood 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 flash flood warning went out at Sep 13, 4:27 PM EDT, 52 minutes earlier.

Area forecast discussion, Sep 13, 4:27 PM EDT, 52 minutes before
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Hazardous weather outlook, Sep 13, 5:07 PM EDT, 12 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
507 PM EDT SAT SEP 13 2014

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-142115-
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 NC-
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-UNION SC-CHESTER-GREENWOOD-
507 PM EDT SAT SEP 13 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT
NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TONIGHT.

NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP MAINLY
ACROSS NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA THROUGH THIS
EVENING. STORMS WILL BE MORE SCATTERED ACROSS WESTERN NORTH
CAROLINA. THE MAIN THREATS WILL BE FROM CLOUD TO GROUND LIGHTNING...
AS WELL AS HEAVY RAINFALL. ISOLATED FLASH FLOODING WILL BE
POSSIBLE...ESPECIALLY IN LOCATIONS THAT HAVE SEEN VERY HEAVY
RAINFALL SINCE FRIDAY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

PM

In the hours before

Special weather statement, Sep 13, 3:13 PM EDT, 2 hours 6 minutes before
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Special weather statement, Sep 13, 3:33 PM EDT, 1 hour 46 minutes before
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Special weather statement, Sep 13, 4:12 PM EDT, 1 hour 7 minutes before
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Special weather statement, Sep 13, 4:25 PM EDT, 54 minutes before
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Special weather statement, Sep 13, 4:26 PM EDT, 53 minutes before
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Special weather statement, Sep 13, 4:54 PM EDT, 25 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 12, 8:13 PM EDTSpecial Weather StatementGSPMecklenburg32 min
Sep 12, 8:23 PM EDTAreal Flood AdvisoryGSPMecklenburg2 hr
Sep 12, 8:32 PM EDTAreal Flood AdvisoryGSPMcDowell3 hr
Sep 12, 8:39 PM EDTSpecial Weather StatementGSPBurke51 min
Sep 12, 8:45 PM EDTSpecial Weather StatementGSPBuncombe45 min
Sep 12, 8:54 PM EDTSpecial Weather StatementGSPCaldwell66 min
Sep 12, 9:00 PM EDTSpecial Weather StatementGSPCleveland45 min
Sep 12, 9:05 PM EDTAreal Flood AdvisoryGSPBuncombe115 min
Sep 12, 9:11 PM EDTAreal Flood AdvisoryGSPBurke, Caldwell3 hr
Sep 12, 9:41 PM EDTFlash Flood WarningGSPAvery, Burke, Caldwell3 hr
Sep 12, 9:51 PM EDTSpecial Weather StatementGSPLincoln39 min
Sep 12, 11:55 PM EDTAreal Flood AdvisoryGSPCleveland, Rutherford3 hr
Sep 13, 12:17 AM EDTFlash Flood WarningGSPBurke, Catawba, Cleveland, Lincoln, McDowell, Rutherford3 hr
Sep 13, 12:24 AM EDTAreal Flood WarningGSPAvery, Burke, Caldwell3 hr
Sep 13, 1:05 AM EDTAreal Flood AdvisoryGSPAlexander, Burke, Caldwell, Catawba, Iredell, Lincoln115 min
Sep 13, 2:27 AM EDTSpecial Weather StatementGSPCabarrus, Davie, Iredell, Rowan93 min
Sep 13, 3:01 AM EDTAreal Flood WarningGSPBurke2 hr
Sep 13, 3:07 AM EDTAreal Flood AdvisoryGSPCatawba, Lincoln113 min
Sep 13, 4:44 AM EDTSpecial Weather StatementGSPMecklenburg46 min
Sep 13, 5:15 AM EDTAreal Flood AdvisoryGSPLincoln75 min
Sep 13, 5:27 AM EDTSpecial Weather StatementGSPRowan48 min
Sep 13, 6:56 PM EDTSpecial Weather StatementGSPUnion49 min
Sep 13, 7:30 PM EDTAreal Flood AdvisoryGSPUnion3 hr
Sep 13, 7:53 PM EDTSpecial Weather StatementGSPMecklenburg, Union52 min
Sep 12, 9:14 PM EDTSpecial Weather StatementGSPAbbeville61 min
Sep 12, 9:28 PM EDTAreal Flood AdvisoryGSPAbbeville3 hr
Sep 13, 3:13 PM EDTSpecial Weather StatementGSPSpartanburg62 min
Sep 13, 3:33 PM EDTSpecial Weather StatementGSPOconee57 min
Sep 13, 4:12 PM EDTSpecial Weather StatementGSPAnderson48 min
Sep 13, 4:26 PM EDTSpecial Weather StatementGSPPickens64 min
Sep 13, 4:51 PM EDTAreal Flood AdvisoryGSPPickens2 hr
Sep 13, 4:54 PM EDTSpecial Weather StatementGSPAnderson36 min
Sep 13, 5:07 PM EDTAreal Flood AdvisoryGSPAnderson113 min
Sep 13, 5:14 PM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson61 min
Sep 13, 5:24 PM EDTAreal Flood AdvisoryGSPAbbeville, Anderson96 min
Sep 13, 5:30 PM EDTSpecial Weather StatementGSPGreenwood60 min
Sep 13, 6:06 PM EDTFlash Flood WarningGSPAbbeville, Greenwood, Laurens3 hr
Sep 13, 6:30 PM EDTSpecial Weather StatementGSPChester45 min
Sep 13, 7:22 PM EDTAreal Flood AdvisoryGSPChester, Laurens, Union, York98 min
Sep 13, 4:25 PM EDTSpecial Weather StatementGSPElbert, Hart65 min
Sep 13, 7:58 PM EDTAreal Flood AdvisoryGSPHabersham, Stephens2 hr

Nearby

Flash Flood Warnings in South Carolina, 2014Every flash flood warning in 2014

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.