Alert archive / North Carolina / Flash Flood Warnings in 1989

Flash Flood Warning 46, NWS Greenville-Spartanburg, SC

October 1, 1989Cherokee County, Clay County, North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Oct 1, 1989, 11:49 AM EDT for Cherokee County, Clay County, North Carolina. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Oct 1, 1989, 11:49 AM EDT (15:49 UTC)
Expired
Oct 1, 1989, 3:45 PM EDT
In force
4 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

Counties Cherokee County, NC, Clay County, NC

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 3.8 hours before the alert went out and 269 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, Nashville Metro, TN at 12:00Z on 1989-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 132 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, Nashville Metro, TN at 12:00Z on 1989-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 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
132 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
539 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 1, 11:49 AM EDTFlash Flood WarningGSPJackson, Macon, Transylvania4 hr
Oct 1, 11:49 AM EDTFlash Flood WarningGSPHenderson, Polk, Rutherford4 hr
Oct 1, 12:20 PM EDTFlash Flood WarningGSPGaston4 hr
Oct 1, 12:30 PM EDTFlash Flood WarningGSPBurke3 hr
Oct 1, 1:21 PM EDTFlash Flood WarningGSPLincoln4 hr
Oct 1, 2:05 PM EDTFlash Flood WarningGSPCabarrus4 hr
Oct 1, 3:36 PM EDTFlash Flood WarningGSPMecklenburg4 hr
Oct 1, 3:47 PM EDTFlash Flood WarningGSPBurke58 min
Oct 1, 4:11 PM EDTFlash Flood WarningGSPGaston2 hr
Oct 1, 5:21 PM EDTFlash Flood WarningGSPLincoln2 hr
Oct 1, 5:55 PM EDTFlash Flood WarningGSPCabarrus2 hr
Oct 1, 6:29 PM EDTFlash Flood WarningGSPUnion4 hr
Oct 1, 9:47 AM EDTFlash Flood WarningGSPOconee118 min
Oct 1, 10:08 AM EDTFlash Flood WarningGSPGreenville4 hr
Oct 1, 11:15 AM EDTFlash Flood WarningGSPOconee, Pickens3 hr
Oct 1, 12:24 PM EDTFlash Flood WarningGSPSpartanburg6 hr
Oct 1, 2:18 PM EDTFlash Flood WarningGSPOconee, Pickens117 min

Nearby

Flash Flood Warnings in North Carolina, 1989Every flash flood warning in 1989

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.