Alert archive / South Carolina / Flash Flood Warnings in 2003
Flash Flood Warning 8, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at May 17, 2003, 4:48 PM EDT for Hampton County, South Carolina; Screven County, Georgia. It was in force for 87 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 17, 2003, 4:48 PM EDT (20:48 UTC)
- Expired
- May 17, 2003, 6:15 PM EDT
- In force
- 87 min
- Issued by
- NWS Charleston, SC
- Area
- Counties, with a storm outline in the text
Counties Screven County, GA, Hampton County, SC
The radar
The Charleston,SC radar (KCLX), 35 km from the middle of the area, began a volume at 20:51 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
Charleston AFB, SC (KCHS), launched 12:00Z, 8.8 hours before the alert went out and 131 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
- 1582 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 483 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 22 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 KCHS 172050
FFWCHS
GAC251-SCC049-172215-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
448 PM EDT SAT MAY 17 2003
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SCREVEN COUNTY IN SOUTHEAST GEORGIA...
HAMPTON COUNTY IN SOUTHEAST SOUTH CAROLINA...
* UNTIL 615 PM EDT.
* AT 448 PM EDT...RADAR INDICATED VERY HEAVY RAIN OCCURRING ALONG A
LINE EXTENDING FROM 4 MILES EAST OF LENA TO SHIRLEY TO 6 MILES WEST
OF CAPTOLO. THE THUNDERSTORMS PRODUCING THE HEAVY RAIN ARE MOVING
LITTLE.
RADAR ESTIMATES OF 2 TO 3 INCHES OF RAIN IN AN HOURS TIME WILL
RESULT IN MODERATE TO MAJOR FLOODING PROBLEMS ACROSS PARTS OF
SCREVEN AND HAMPTON COUNTIES.
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
FOR HIGHER GROUND. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES.
A TORNADO WATCH IS ALSO IN EFFECT UNTIL 8 PM.
LAT...LON 3284 8104 3260 8126 3262 8139 3257 8165
3268 8182 3279 8160 3296 8164 3273 8141
3277 8128 3290 8122
$$
PM2 follow-up statements
000 WGUS72 KCHS 172218 FFSCHS GAC251-172230- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 617 PM EDT SAT MAY 17 2003 ...THE FLASH FLOOD WARNING FOR SOUTHERN SCREVEN COUNTY HAS BEEN ALLOWED TO EXPIRE... ALTHOUGH DOPPLER RADAR ESTIMATES OF OVER 6 INCHES OF RAIN HAS FALLEN IN THE NEWINGTON AREA...THERE HAVE BEEN NO REPORTS OF FLOODING FROM SCREVEN COUNTY...AND RADAR INDICATES THAT THE HEAVIEST RAINS ARE ENDING. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE. STAY TUNED TO NOAA WEATHER RADIO OR THE LOCAL MEDIA FOR ADDITIONAL SEVERE WEATHER INFORMATION. REPORT ANY FLOODING OR DAMAGE CAUSED BY FLOODING TO LOCAL LAW ENFORCEMENT OFFICIALS AND ASK THEM TO IMMEDIATELY RELAY THE REPORT TO THE NATIONAL WEATHER SERVICE IN CHARLESTON. $$ PM
000 WGUS72 KCHS 172222 CCA FFSCHS GAC251-SCC049-172230- FLASH FLOOD STATEMENT...CORRECTED NATIONAL WEATHER SERVICE CHARLESTON SC 617 PM EDT SAT MAY 17 2003 ...THE FLASH FLOOD WARNING FOR SCREVEN COUNTY AND HAMPTON COUNTY HAS BEEN ALLOWED TO EXPIRE... ALTHOUGH DOPPLER RADAR ESTIMATES OF OVER 6 INCHES OF RAIN HAS FALLEN IN THE NEWINGTON AREA...THERE HAVE BEEN NO REPORTS OF FLOODING FROM SCREVEN COUNTY. THERE HAVE ALSO BEEN NO FLOODING REPORTS FROM HAMPTON COUNTY...ALTHOUGH RADAR ESTIMATES OF 4 INCHES IN THE SOUTHERN PART OF THE COUNTY WERE INDICATED. RADAR ALSO IS SHOWING THAT THE HEAVIEST RAINS ARE FINALLY ENDING. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE. STAY TUNED TO NOAA WEATHER RADIO OR THE LOCAL MEDIA FOR ADDITIONAL SEVERE WEATHER INFORMATION. REPORT ANY FLOODING OR DAMAGE CAUSED BY FLOODING TO LOCAL LAW ENFORCEMENT OFFICIALS AND ASK THEM TO IMMEDIATELY RELAY THE REPORT TO THE NATIONAL WEATHER SERVICE IN CHARLESTON. $$ PM
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 9:34 PM EDT | Special Marine Warning | CHS | 56 min | |
| May 17, 3:17 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort, Hampton, Jasper | 43 min |
| May 17, 3:51 PM EDT | Severe Thunderstorm Warning | CHS | Hampton | 39 min |
| May 17, 4:41 PM EDT | Severe Thunderstorm Warning | CHS | Screven | 49 min |
| May 17, 5:30 PM EDT | Severe Thunderstorm Warning | CHS | Screven | 45 min |
| May 17, 6:40 PM EDT | Severe Thunderstorm Warning | CHS | Jenkins | 50 min |
Nearby
Flash Flood Warnings in South Carolina, 2003Flash Flood Warnings in Georgia, 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.