Alert archive / North Carolina / Flash Flood Warnings in 1996

Flash Flood Warning 13, NWS Raleigh, NC

September 3, 1996Davidson County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Sep 3, 1996, 10:31 PM EDT for Davidson County, North Carolina. It was in force for 119 min. 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 3, 1996, 10:31 PM EDT (02:31 UTC)
Expired
Sep 4, 1996, 12:30 AM EDT
In force
119 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Davidson County, NC

The radar

The Roanoke radar (KFCX), 137 km from the middle of the area, began a volume at 02:30 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

Roanoke, VA (KRNK), launched 00:00Z, 2.5 hours before the alert went out and 169 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, Roanoke, VA at 00:00Z on 1996-09-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Roanoke, VA at 00:00Z on 1996-09-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
561 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
75 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 KRDU 040233
FFWRDU
NCC057-040430-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
1031 PM EDT TUE SEP 3 1996
 
THE NATIONAL WEATHER SERVICE IN RALEIGH/DURHAM HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NORTH CAROLINA
 
   ...DAVIDSON COUNTY
 
AT 1030 PM EDT...WEATHER SERVICE RADAR INDICATED A VERY SLOW MOVING
THUNDERSTORM OVER NORTHEAST DAVIDSON COUNTY. THIS STORM WILL LIKELY DUMP
ONE TO TWO ADDITIONAL INCHES OF RAIN DURING THE NEXT HOUR.
ACCORDING TO DOPPLER RADAR RAINFALL ESTIMATES...NORTHEAST DAVIDSON
COUNTY HAS RECEIVED THREE TO SIX INCHES OF RAIN ALREADY THIS EVENING.
 
WHILE LITTLE RAIN HAS FALLEN DURING THE PAST THREE HOURS IN CENTRAL AND
SOUTHERN DAVIDSON COUNTY...RUNOFF FROM THE RAIN IN THE NORTHEAST PART OF
THE COUNTY WILL LIKELY CAUSE STREAMS AND CREEKS TO RAPIDLY RISE
THROUGHOUT THE COUNTY.
 
FLOOD WATERS ARE HARDER TO SEE AT NIGHT AND MOST FLASH FLOOD
FATALITIES OCCUR AT NIGHT.  AVOID DRIVING ACROSS FLOODED ROADWAYS.
WATER TWO FEET DEEP CAN FLOAT MOST CARS OFF THE ROAD.  REPORT
FLOODING TO LOCAL EMERGENCY OFFICIALS IMMEDIATELY.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  STAY ALERT IF YOU ARE IN FLOOD-PRONE AREAS NEAR STREAMS
AND CREEKS.  WATCH FOR RAPIDLY RISING WATER.  BE PREPARED TO ACT
QUICKLY AND MOVE TO HIGHER GROUND IF FLASH FLOODING IS OBSERVED.

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 3, 8:21 PM EDTFlash Flood WarningRAHDavidson2 hr
Sep 3, 9:32 PM EDTFlash Flood WarningRAHStanly118 min
Sep 4, 12:40 AM EDTFlash Flood WarningRAHDavidson2 hr
Sep 4, 8:50 AM EDTFlash Flood WarningRAHDavidson4 hr

Nearby

Flash Flood Warnings in North Carolina, 1996Every flash flood warning in 1996

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.