Alert archive / South Carolina / Flash Flood Warnings in 1990
Flash Flood Warning 44, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Oct 12, 1990, 5:33 PM EDT for Cherokee County, South Carolina. It was in force for 117 min.
The area
The counties it named.
The facts
- Issued
- Oct 12, 1990, 5:33 PM EDT (21:33 UTC)
- Expired
- Oct 12, 1990, 7:30 PM EDT
- In force
- 117 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Cherokee County, SC
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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.6 hours before the alert went out and 193 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.
- Mixed-layer CAPE
- 92 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 590 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Oct 12, 4:49 PM EDT, 44 minutes before
SCZ001>004-122145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 447 AM EDT FRI OCT 12 1990 ...SHOWERS AND THUNDERSTORMD CONTINUE OVER THE UPSTATE AREA... AT 435 PM EDT WEATHER RADAR SHOWED AN AREA OF RAIN OVER THE UPSTATE. THE HEAVEST RAIN WAS IN WEST CHEROKEE COUNTY SOUTHWEST OF GAFFNEY AND IN GREENVILLE COUNTY JUST SOUTH OF THE CITY OF GREENVILLE. THE STORMS WERE MOVING TO THE NORTH AT 20 MPH. RAINFALL AMOUNTHS OF 1.5 INCHES AN HOUR HAVE BEEN REPORTED THIS AFTERNOON WITH THESE STORMS...THIS MAY CAUSE MORE FLOODING IN THE UPSTATE AREA. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNING AND BE PREPARED TO TAKE ACTION IF A WARNING IS ISSUED. VALVERDE
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 12, 10:02 AM EDT | Flash Flood Warning | GSP | Avery | 4 hr |
| Oct 12, 12:27 PM EDT | Flash Flood Warning | GSP | Gaston, Mecklenburg | 4 hr |
| Oct 12, 1:00 PM EDT | Flash Flood Warning | GSP | Watauga | 3 hr |
| Oct 12, 2:23 PM EDT | Flash Flood Warning | GSP | Avery | 4 hr |
| Oct 12, 2:23 PM EDT | Flash Flood Warning | GSP | Watauga | 97 min |
| Oct 12, 3:17 PM EDT | Flash Flood Warning | GSP | Ashe | 4 hr |
| Oct 12, 3:34 PM EDT | Flash Flood Warning | GSP | Burke | 4 hr |
| Oct 12, 3:58 PM EDT | Flash Flood Warning | GSP | Watauga | 3 hr |
| Oct 12, 4:55 PM EDT | Flash Flood Warning | GSP | Polk, Rutherford | 2 hr |
| Oct 12, 5:55 PM EDT | Flash Flood Warning | GSP | Cleveland | 2 hr |
| Oct 12, 6:37 PM EDT | Flash Flood Warning | GSP | Gaston | 2 hr |
| Oct 12, 7:03 PM EDT | Flash Flood Warning | GSP | Avery, Burke, Caldwell, McDowell | 3 hr |
| Oct 12, 7:08 PM EDT | Flash Flood Warning | GSP | Polk, Rutherford | 2 hr |
| Oct 12, 7:25 PM EDT | Flash Flood Warning | GSP | Watauga | 3 hr |
| Oct 12, 6:24 AM EDT | Flash Flood Warning | GSP | Greenwood | 3 hr |
| Oct 12, 9:38 AM EDT | Flash Flood Warning | GSP | Spartanburg | 2 hr |
| Oct 12, 5:52 PM EDT | Flash Flood Warning | GSP | Spartanburg, Union | 2 hr |
Nearby
Flash Flood Warnings in South Carolina, 1990Every flash flood warning in 1990
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.