Alert archive / North Carolina / Flash Flood Warnings in 1992

Flash Flood Warning 23, NWS Greenville-Spartanburg, SC

September 10, 1992Jackson County, North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Sep 10, 1992, 7:29 PM EDT for Jackson County, North Carolina. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Sep 10, 1992, 7:29 PM EDT (23:29 UTC)
Expired
Sep 10, 1992, 8:30 PM EDT
In force
61 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

County Jackson County, NC

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 11.5 hours before the alert went out and 149 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, Athens Municipal, GA at 12:00Z on 1992-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1092 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, Athens Municipal, GA at 12:00Z on 1992-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
1092 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
585 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
-28 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KAVL 102331
FFWAVL
NCC099-110030-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ASHEVILLE NC
729 PM EDT THU SEP 10 1992
 
THE NATIONAL WEATHER SERVICE IN ASHEVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  830 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST NORTH CAROLINA
 
   ...NORTHERN JACKSON COUNTY
 
MACON COUNTY RELAYED REPORTS OF FLASH FLOODING ON THE CHEROKEE INDIAN
RESERVATION IN NORTHERN JACKSON COUNTY.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 
 
R. JONES/WSO AVL

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, Sep 10, 4:34 PM EDT, 2 hours 55 minutes before
NCZ009-010-011-012-102230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
432 PM EDT THU SEP 10 1992

...FLASH FLOOD WATCH FOR THIS EVENING FOR THE MOUNTAINS AND EXTREME
SOUTHWESTERN NORTH CAROLINA...

AT 425 PM EDT...WEATHER SERVICE RADAR SHOWED A STRONG THUNDERSTORM
PRODUCING VERY HEAVY RAIN NEAR MARSHALL IN MADISON COUNTY. ANOTHER
STRONG STORM WAS PRODUCING HEAVY RAIN IN NORTHWESTERN HENDERSON COUNTY
NEAR MILLS RIVER. THESE THUNDERSTORMS SHOWED LITTLE MOVEMENT IN THE
PAST HOUR.

A LINE OF THUNDERSTORMS STRETCHED THROUGH EASTERN TENNESSEE FROM WEST
OF CHATTANOOGA TO WEST OF KNOXVILLE. THESE THUNDERSTORMS ARE
ASSOCIATED WITH A COLD FRONT THAT WILL MOVE INTO THE NORTH CAROLINA
MOUNTAINS LATER THIS EVENING.

PEOPLE LIVING NEAR SMALL STREAMS OR OTHER FLOOD PRONE LOCATIONS SHOULD
REMAIN ON THE ALERT THROUGH THIS EVENING AS THESE STRONG THUNDERSTORMS
MOVE INTO WESTERN NORTH CAROLINA. THEIR SLOW MOVEMENT WILL LIKELY
RESULT IN LOCALLY HEAVY RAIN WHICH MAY CAUSE FLOODING PROBLEMS.

IN ADDITION TO HEAVY RAINS...THUNDERSTORMS THIS EVENING MAY PRODUCE
LARGE HAIL AND STRONG DAMAGING WINDS.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION FOR
THE LATEST INFORMATION.

EJC
Special weather statement, Sep 10, 5:20 PM EDT, 2 hours 9 minutes before
NCZ009-010-011-012-007-013-102215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
518 PM EDT THU SEP 10 1992

...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE MOUNTAINS OF NORTH
CAROLINA...

AT 515 PM EDT...WEATHER RADAR INDICATED STRONG THUNDERSTORMS WITH
HEAVY RAIN OVER MCDOWELL COUNTY NEAR MARION...OVER EXTREME EASTERN
SWAIN COUNTY...AND IN SOUTHERN WATAUGA COUNTY AND SOUTHERN ASHE
COUNTY. THESE THUNDERSTORMS WERE MOVING EAST AT 20 TO 25 MILES AN
HOUR.

IN ADDITION TO HEAVY RAIN...THESE THUNDERSTORMS MAY PRODUCE STRONG
GUSTY WINDS AND FREQUENT DEADLY LIGHTNING. HAIL IS ALSO POSSIBLE.

ANOTHER LINE OF STRONG THUNDERSTORMS EXTENDED ACROSS EASTERN
TENNESSEE. THIS LINE OF THUNDERSTORMS WAS MOVING SOUTHEAST...INTO
WESTERN NORTH CAROLINA...AT 20 MILES AN HOUR.

PEOPLE IN WESTERN NORTH CAROLINA SHOULD REMAIN ALERT. IF THREATENING
WEATHER APPROACHES BE READY TO MOVE TO A SAFE SHELTER IMMEDIATELY.
STAY TUNED TO RNOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

R. JONES/WSO AVL
Special weather statement, Sep 10, 6:25 PM EDT, 1 hour 4 minutes before
NCZ009-010-011-012-007-013-102330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
623 PM EDT THU SEP 10 1992

...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE MOUNTAINS OF NORTH
CAROLINA...

AT 615 PM EDT...WEATHER RADAR INDICATED STRONG THUNDERSTORMS WITH
HEAVY RAIN OVER MCDOWELL COUNTY WEST OF MARION...OVER NORTHERN YANCEY
COUNTY NORTH OF BURNSVILLE...AND IN WESTERN CHEROKEE COUNTY NEAR
HIWASSEE LAKE. THE STRONGEST THUNDERSTORM WAS IN WESTERN CHEROKEE
COUNTY WHERE GUSTY WINDS AND FREQUENT LIGHTNING WERE REPORTED.
SCATTERED POWER OUTAGES WERE ALSO REPORTED IN THIS AREA. THE
THUNDERSTORMS WERE MOVING EAST AT 20 TO 25 MILES AN HOUR.

IN ADDITION TO HEAVY RAIN...THESE THUNDERSTORMS MAY PRODUCE STRONG
GUSTY WINDS AND FREQUENT DEADLY LIGHTNING. HAIL IS ALSO POSSIBLE.
PEA-SIZE HAIL WAS REPORTED IN NORTHWEST MCDOWELL COUNTY AROUND 540 PM
THIS AFTERNOON.

IN EASTERN TENNESSEE...A REMOTE RAIN GAGE REPORTED OVER TWO INCHES OF
RAIN IN ONE HOUR. THE THUNDERSTORM PRODUCING THIS HEAVY RAINFALL
WEAKENED AS IT MOVED INTO MADISON COUNTY.

STRONG THUNDERSTORMS ASSOCIATED WITH A COLD FRONT EXTENDED ACROSS
EASTERN TENNESSEE. THESE THUNDERSTORMS WERE JUST MOVING SOUTHEAST AT
20 MILES AN HOUR...INTO EXTREME WESTERN NORTH CAROLINA.

PEOPLE IN WESTERN NORTH CAROLINA SHOULD REMAIN ALERT. BE READY TO
MOVE TO A SAFE SHELTER IMMEDIATELY IF THREATENING WEATHER APPROACHES.
LOCALLY HEAVY RAIN MAY CAUSE SMALL CREEKS TO OVERFLOW THEIR BANKS. IF
YOU ARE IN A FLOOD PRONE AREA...KEEP A CLOSE WATCH AND BE READY TO
MOVE TO HIGHER GROUND IMMEDIATELY IF WATERS BEGIN TO RISE.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

R. JONES/WSO AVL

Nearby

Flash Flood Warnings in North Carolina, 1992Every flash flood warning in 1992

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.