Alert archive / North Carolina / Flash Flood Warnings in 2002

Flash Flood Warning 7, NWS Greenville-Spartanburg, SC

July 1, 2002Mecklenburg County, North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Jul 1, 2002, 7:29 PM EDT for Mecklenburg County, North Carolina. It was in force for 2 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
Jul 1, 2002, 7:29 PM EDT (23:29 UTC)
Expired
Jul 1, 2002, 9:30 PM EDT
In force
2 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

County Mecklenburg County, NC

The radar

The Greer radar (KGSP), 133 km from the middle of the area, began a volume at 23:30 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.5 hours before the alert went out and 125 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, Greensboro/Hi Pt, NC at 12:00Z on 2002-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1220 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2002-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
1220 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
1019 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
73 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 
WGUS52 KGSP 012329
FFWGSP
NCC119-020130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
729 PM EDT MON JUL 1 2002

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA

* UNTIL 930 PM EDT

* AT 720 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED AS MUCH AS 
  4 INCHES OF RAIN HAS FALLEN IN THE PINEVILLE AREA IN A VERY SHORT  
  PERIOD OF TIME. SLOW MOVING THUNDERSTORMS WILL CONTINUE TO PASS    
  OVER THE AREA DURING THE NEXT HOUR OR SO...CREATING THE POTENTIAL  
  FOR FLASH FLOODING.  

* CONTINUED HEAVY RAINFALL WILL LIKELY RESULT IN FLOODING ALONG      
  MCALPINE CREEK AND LITTLE SUGAR CREEK. IN ADDITION...PONDING OF    
  WATER WILL OCCUR ON ROADS   ACROSS THE AREA.   

DURING HEAVY RAIN EVENTS...SEVERE URBAN FLOODING CAN OCCUR IN AREAS
SUCH AS UNDERPASSES AND LOW AREAS WHERE WATER TENDS TO COLLECT.
CHILDREN SHOULD BE KEPT AWAY FROM SMALL STREAMS AND FLOODED STORM
DRAINS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND. EVEN MODERN SPORT UTILITY VEHICLES CANNOT BE
SAFELY DRIVEN THROUGH FLOOD WATERS.

$$

LANE
2 follow-up statements
000 
WGUS72 KGSP 020004
FFSGSP
NCC119-020130-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
758 PM EDT MON JUL 1 2002

...A FLASH FLOOD WARNING CONTINUES UNTIL 930 PM EDT FOR MECKLENBURG
COUNTY...

AT 758 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A SERIES OF 
SHOWERS AND THUNDERSTORMS MOVING SOUTH AT 15 MPH ACROSS SOUTHERN 
MECKLENBURG COUNTY. RADAR INDICATES THAT 2 TO 3 INCHES OF RAIN HAVE 
FALLEN IN THE PAST HOUR...AND AN ADDITIONAL INCH OR SO IS POSSIBLE 
BEFORE THE SHOWERS TAPER OFF.

THIS RAINFALL WILL LIKELY PRODUCE FLOODING ALONG LITTLE SUGAR CREEK 
AND MCALPINE CREEK IN THE PINEVILLE AREA OF THE COUNTY. IN 
ADDITION...SIGNIFICANT PONDING OF WATER IN POOR DRAINAGE AREAS MAY 
RENDER SOME ROADS IMPASSABLE.

DO NOT ATTEMPT TO DRIVE THROUGH FLOODED ROADWAYS. IF RISING WATER 
THREATENS YOUR LOCATION...MOVE TO HIGHER GROUND IMMEDIATELY. IF YOU 
LEAVE NEAR A RISING CREEK...KEEP A CLOSE WATCH ON WATER LEVELS 
THROUGH 930 PM THIS EVENING.
$$
HG
000 
WGUS72 KGSP 020038
FFSGSP
NCC119-020100-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
836 PM EDT MON JUL 1 2002

...THE FLASH FLOOD WARNING FOR SOUTHERN MECKLENBURG COUNTY HAS BEEN 
CANCELED...

AT 836 PM...NATIONAL WEATHER SERVICE RADAR SHOWED THAT HEAVY 
RAINFALL HAD ENDED ACROSS SOUTHERN MECKLENBURG COUNTY. ALTHOUGH 
SCATTERED SHOWERS AND THUNDERSTORMS COULD AFFECT THE AREA AGAIN 
OVERNIGHT...NO ADDITIONAL FLOODING IS EXPECTED TO DEVELOP THROUGH 
930 PM. THE WARNING HAS THUS BEEN CANCELLED.

STANDING WATER MAY STILL BE FOUND IN LOW SPOTS ON AREA ROADWAYS. USE 
CAUTION IF YOU ARE DRIVING AFTER DARK.
$$
HG

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 2:52 PM EDTSevere Thunderstorm WarningGSPJackson38 min
Jul 1, 3:03 PM EDTSevere Thunderstorm WarningGSPTransylvania27 min
Jul 1, 3:16 PM EDTSevere Thunderstorm WarningGSPUnion44 min
Jul 1, 4:06 PM EDTSevere Thunderstorm WarningGSPMacon39 min
Jul 1, 4:55 PM EDTSevere Thunderstorm WarningGSPMecklenburg50 min
Jul 1, 4:58 PM EDTSevere Thunderstorm WarningGSPPolk, Rutherford47 min
Jul 1, 6:05 PM EDTSevere Thunderstorm WarningGSPAvery40 min
Jul 1, 6:21 PM EDTSevere Thunderstorm WarningGSPMecklenburg39 min
Jul 1, 6:23 PM EDTSevere Thunderstorm WarningGSPRowan37 min

Nearby

Flash Flood Warnings in North Carolina, 2002Every flash flood warning in 2002

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.