Alert archive / North Carolina / Flash Flood Warnings in 2002

Flash Flood Warning 8, NWS Greenville-Spartanburg, SC

July 2, 2002Avery County, North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Jul 2, 2002, 8:17 PM EDT for Avery County, North Carolina. It was in force for 118 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: Jul 2, 2002, 8:17 PM EDT (00:17 UTC)
Expired: Jul 2, 2002, 10:15 PM EDT
In force: 118 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Whole counties

County Avery County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 0.3 hours before the alert went out and 182 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1860 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 1529 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 88 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 030017
FFWGSP
NCC011-030215-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
812 PM EDT TUE JUL 2 2002

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  AVERY COUNTY IN WESTERN NORTH CAROLINA

* UNTIL 1015 PM EDT

* AT 806 PM EDT...NATIONAL WEATHER SERVICE RADAR...AS WELL AS
  AUTOMATED RAIN GAUGES...REPORTED TORRENTIAL RAINFALL ASSOCIATED
  WITH THUNDERSTORMS MOVING SLOWLY SOUTH ACROSS THE COUNTY.
  ADDITIONAL HEAVY RAINFALL WILL AFFECT THE AREA OVER THE NEXT HOUR.

* FLOODING IS EXPECTED TO DEVELOP ALONG STREAMS AND CREEKS ACROSS
  THE COUNTY. ESPECIALLY HARD HIT WILL BE TRIBUTARIES IN AND AROUND
  NEWLAND...WHERE MINOR STREAM FLOODING ALREADY OCCURRED EARLIER IN
  THE EVENING.

BE ESPECIALLY CAUTIOUS ONCE DARKNESS FALLS SINCE IT IS HARDER TO 
RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS AT NIGHT. IF FLASH 
FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE 
FLOOD WATERS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER 
COVERS THE ROADWAY. EVEN MODERN SPORT UTILITY VEHICLES CANNOT BE 
SAFELY DRIVEN THROUGH FLOOD WATERS.
$$
HG

1 follow-up statement

000 
WGUS72 KGSP 030131
FFSGSP
NCC011-030200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
931 PM EDT TUE JUL 2 2002

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT UNTIL 1015 PM EDT FOR
AVERY COUNTY HAS BEEN CANCELED...

AT 920 PM...NATIONAL WEATHER SERVICE RADAR INDICATED LIGHT TO 
OCCASIONALLY MODERATE RAIN OVER AVERY COUNTY. THIS COULD RESULT IN 
AN ADDITIONAL QUARTER INCH OF RAINFALL OVER PORTIONS OF THE COUNTY  
BEFORE THE RAIN ENDS LATER THIS EVENING. THEREFORE...RAINFALL WILL 
NOT BE INTENSE ENOUGH TO PRODUCE FLOODING ACROSS THE AREA FOR THE 
REMAINDER OF THE NIGHT. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN 
CANCELLED. 

STANDING WATER MAY LINGER ON SOME ROADWAYS ACROSS THE AREA. DO NOT 
DRIVE THROUGH AREAS IN WHICH YOU ARE UNSURE OF THE WATER DEPTH. 

$$

LANE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 8:32 PM EDT	Severe Thunderstorm Warning	GSP	Davie	58 min
Jul 3, 5:48 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg	57 min
Jul 3, 6:03 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus	57 min
Jul 3, 6:47 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg	58 min
Jul 3, 6:55 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland, Gaston	65 min
Jul 3, 7:18 PM EDT	Severe Thunderstorm Warning	GSP	Lincoln	57 min
Jul 3, 7:58 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland	62 min

Nearby

Flash Flood Warnings in North Carolina, 2002 Every 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.