Alert archive / Georgia / Flash Flood Warnings in 2002
Flash Flood Warning 13, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at Oct 11, 2002, 5:33 AM EDT for Chatham County, Georgia. It was in force for 117 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
- Oct 11, 2002, 5:33 AM EDT (09:33 UTC)
- Expired
- Oct 11, 2002, 7:30 AM EDT
- In force
- 117 min
- Issued by
- NWS Charleston, SC
- Area
- Counties, with a storm outline in the text
County Chatham County, GA
The radar
The Charleston,SC radar (KCLX), 76 km from the middle of the area, began a volume at 09:33 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 00:00Z, 9.6 hours before the alert went out and 152 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
- 2149 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 467 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS52 KCHS 110933 FFWCHS GAC051-111130- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CHARLESTON SC 532 AM EDT FRI OCT 11 2002 THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL CHATHAM COUNTY IN SOUTHEAST GEORGIA. * UNTIL 730 AM EDT. * AT 532 AM EDT...RADAR INDICATED VERY HEAVY RAIN OCCURRING 3 MILES EAST OF BURROUGHS. THE THUNDERSTORMS PRODUCING THE FLOODING ARE MOVING SOUTHWEST AT 5 MPH. * SOME LOCATIONS AFFECTED INCLUDE... BURROUGHS...WHITE BLUFF AND WINDSOR FOREST. EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE RAPID FLOODING OF ROADWAYS...SMALL CREEKS AND STREAMS...LOW-LYING AREAS AND DITCHES. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLOODING IS OBSERVED...ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. LAT...LON 3199 8129 3190 8121 3200 8107 3207 8118 $$ PY
1 follow-up statement
000 WGUS72 KCHS 111043 FFSCHS GAC051-111130- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CHARLESTON SC 631 AM EDT FRI OCT 11 2002 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL CHATHAM COUNTY UNTIL 730 AM... AT 630 AM...SAVANNAH EMERGENCY PERSONNEL INDICATE THAT SOME STREETS ACROSS SAVANNAH ARE FLOODED WITH SOME VEHICLES BEING STRANDED NEAR ABERCORN. THE FLASH FLOOD WARNING WILL REMAIN IN EFFECT THROUGH 730 AM FOR CENTRAL CHATHAM COUNTY INCLUDING THE SAVANNAH METRO AREA. THE RAINFALL WHICH PRODUCED THE FLOODING HAS SINCE DISSIPATED...AND WATER WILL BEGIN TO RECEDE WITHIN THE HOUR. ADDITIONAL RAINFALL THIS MORNING WILL LIKELY CAUSE MORE PONDING OF WATER AND FLOODING OF STREETS. BE ESPECIALLY CAUTIOUS AT NIGHT SINCE IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. USE CAUTION IN AND AROUND STREAMS...CREEKS AND DRAINAGE DITCHES. TAKE THE SHORTEST PATH TO REACH HIGHER GROUND BUT DO NOT DRIVE INTO RISING OR FAST MOVING WATER STAY TUNED TO NOAA WEATHER RADIO AND THE NATIONAL WEATHER SERVICE IN CHARLESTON FOR FURTHER UPDATES. $$ PY
Nearby
Flash Flood Warnings in Georgia, 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.