Alert archive / North Carolina / Flash Flood Warnings in 2003
Flash Flood Warning 28, NWS Raleigh, NC
NWS Raleigh, NC issued this flash flood warning at Jul 6, 2003, 9:00 PM EDT for Forsyth County, North Carolina. It was in force for 75 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 6, 2003, 9:00 PM EDT (01:00 UTC)
- Expired
- Jul 6, 2003, 10:15 PM EDT
- In force
- 75 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Forsyth County, NC
The radar
The Roanoke radar (KFCX), 99 km from the middle of the area, began a volume at 01:02 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, 1.0 hours before the alert went out and 137 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
- 57 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 1097 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS52 KRAH 070100
FFWRAH
NCC067-070300-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
900 PM EDT SUN JUL 6 2003
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
* FLASH FLOOD WARNING FOR...
FORSYTH COUNTY IN CENTRAL NORTH CAROLINA
* UNTIL 1100 PM EDT
* AT 900 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY
HEAVY RAIN OVER THE WESTERN FORSYTH COUNTY. RAINFALL RANGING
BETWEEN 2 AND 3 INCHES HAVE FALLEN OVER THIS AREA SINCE 500 PM.
THIS ADDITIONAL RAIN WILL LIKELY CAUSE FLOODING ON MUDDY AND MILL
CREEKS IN WESTERN FORSYTH COUNTY. URBAN FLOODING WILL BE LIKELY IN
WINSTON SALEM...PHAFFTOWN...LEWISVILLE...AND CLEMMONS AS WELL.
SMALL CREEKS AND STREAMS WILL RAPIDLY FLOOD...POSSIBLY WASHING OUT
ROADS AND FLOODING NEARBY LOW AREAS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.
ABSOLUTELY DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER
COVERS THE ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED. MOVE TO HIGHER GROUND.
$$
LAT...LON 3604 8046 3598 8036 3602 8006 3617 8003
3619 8044
131 follow-up statement
000 WGUS72 KRAH 070233 FFSRAH NCC057-067-070300- FLASH FLOOD STATEMENT...CORRECTED NATIONAL WEATHER SERVICE RALEIGH NC 1025 PM EDT SUN JUL 6 2003 ...THE FLASH FLOOD WARNING FOR DAVIDSON COUNTY EXPIRED AT 1015 PM... ...THE FLASH FLOOD WARNING FOR FORSYTH COUNTY HAS BEEN CANCELLED... HEAVY SHOWERS HAVE MOVED OUT OF DAVIDSON AND FORSYTH COUNTIES AND WARNINGS WILL NO LONGER BE NEEDED. LINGERING SHOWERS WILL MOVE THROUGH THE AREA THROUGH MIDNIGHT...BUT ADDITIONAL RAINFALL WILL BE LIGHT...ON THE ORDER OF A QUARTER OF AN INCH OR LESS. RADAR ESTIMATES THAT UP TO 3 INCHES OF RAIN FELL OVER THESE AREAS THIS EVENING. DRIVERS SHOULD BE ALERT FOR LINGERING WATER ON THE ROADS...WHICH WILL BE A POSSIBILITY OVERNIGHT. $$ CORRECTED PRODUCT HEADER
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 8:21 PM EDT | Flash Flood Warning | RAH | Davidson | 114 min |
Nearby
Flash Flood Warnings in North Carolina, 2003Every flash flood warning in 2003
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.