Alert archive / Georgia / Flash Flood Warnings in 2003
Flash Flood Warning 3, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Mar 6, 2003, 4:30 AM EST for Cherokee County, Forsyth County, Georgia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 6, 2003, 4:30 AM EST (09:30 UTC)
- Expired
- Mar 6, 2003, 7:00 AM EST
- In force
- 3 hr
- Issued by
- NWS Atlanta, GA
- Area
- Counties, with a storm outline in the text
Counties Cherokee County, GA, Forsyth County, GA
The radar
The Atlanta radar (KFFC), 100 km from the middle of the area, began a volume at 09:32 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 9.5 hours before the alert went out and 99 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
- 68 J/kg
- Mixed-layer CIN
- -166 J/kg
- Mixed-layer LCL
- 717 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS52 KFFC 060931 FFWATL GAC057-117-061200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 430 AM EST THU MAR 6 2003 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * FLASH FLOOD WARNING FOR... CHEROKEE COUNTY IN NORTH CENTRAL GEORGIA FORSYTH COUNTY IN NORTH CENTRAL GEORGIA * UNTIL 700 AM EST * AT 427 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN 8 MILES SOUTHEAST OF CANTON...MOVING EAST AT 60 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE CUMMING AND WALESKA RADAR INDICATES RAINFALL AMOUNTS IN EXCESS OF 2 TO 3 INCHES WITH AN ADDITIONAL INCH LIKELY. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. 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. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES... INCLUDING SUVS AND PICKUPS. VEHICHLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. YOU CAN REPORT SERIOUS FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING 7 7 0 4 8 6 1 1 3 3 AT EXTENSION 2 0 4. LAT...LON 3434 8463 3413 8443 3411 8416 3433 8402 $$
2 follow-up statements
000 WGUS72 KFFC 061014 FFSATL GAC057-117-061200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 513 AM EST THU MAR 6 2003 ...FLASH FLOOD WARNING CONTINUES UNTIL 7 AM FOR CHEROKEE AND FORSYTH COUNTIES... EMERGENCY OFFICIALS REPORT NUMEROUS ROADS FLOODED. RAINFALL AMOUNTS OF 3 TO 4 INCHES ARE COMMON. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES... INCLUDING SUVS AND PICKUPS. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. YOU CAN REPORT SERIOUS FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING 7 7 0 4 8 6 1 1 3 3 AT EXTENSION 2 0 4. LAT...LON 3436 8402 3411 8415 3412 8442 3435 8463 $$
000 WGUS72 KFFC 061202 FFSATL GAC057-117-061300- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 701 AM EST THU MAR 6 2003 ...FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE FOR CHEROKEE AND FORSYTH COUNTIES... HEAVY RAINFALL OF UP TO 2 TO 4 INCHES ACROSS THE COUNTY LED TO NUMEROUS ROADS BEING FLOODED. THE RAINFALL HAS ENDED AND CONDITIONS WILL IMPROVE ACROSS THE COUNTY. LAT...LON 3433 8401 3412 8415 3413 8444 3435 8462 $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 8:25 PM EST | Severe Thunderstorm Warning | FFC | Jasper, Morgan, Newton | 35 min |
| Mar 5, 8:33 PM EST | Severe Thunderstorm Warning | FFC | Haralson, Polk | 27 min |
| Mar 5, 9:48 PM EST | Severe Thunderstorm Warning | FFC | Banks | 27 min |
| Mar 5, 9:58 PM EST | Severe Thunderstorm Warning | FFC | Heard | 32 min |
| Mar 5, 10:04 PM EST | Severe Thunderstorm Warning | FFC | Troup | 26 min |
| Mar 5, 10:09 PM EST | Severe Thunderstorm Warning | FFC | Coweta, Douglas, Fulton | 36 min |
| Mar 5, 10:23 PM EST | Severe Thunderstorm Warning | FFC | Troup | 37 min |
| Mar 5, 10:31 PM EST | Severe Thunderstorm Warning | FFC | Meriwether | 44 min |
| Mar 5, 10:32 PM EST | Severe Thunderstorm Warning | FFC | Clayton, DeKalb, Fayette | 28 min |
| Mar 5, 10:34 PM EST | Tornado Warning | FFC | Meriwether, Troup | 41 min |
| Mar 5, 10:55 PM EST | Severe Thunderstorm Warning | FFC | Pike, Spalding | 35 min |
| Mar 5, 11:08 PM EST | Severe Thunderstorm Warning | FFC | Newton, Rockdale | 22 min |
| Mar 5, 11:15 PM EST | Severe Thunderstorm Warning | FFC | Butts | 30 min |
| Mar 5, 11:33 PM EST | Severe Thunderstorm Warning | FFC | Jasper | 42 min |
| Mar 5, 11:35 PM EST | Severe Thunderstorm Warning | FFC | Morgan | 25 min |
| Mar 5, 11:56 PM EST | Severe Thunderstorm Warning | FFC | Greene | 34 min |
| Mar 6, 3:10 AM EST | Flash Flood Warning | FFC | Floyd | 3 hr |
| Mar 6, 4:05 AM EST | Flash Flood Warning | FFC | Bartow | 3 hr |
| Mar 6, 4:55 AM EST | Flash Flood Warning | FFC | Hall | 3 hr |
| Mar 6, 5:00 AM EST | Severe Thunderstorm Warning | FFC | Gwinnett | 30 min |
| Mar 6, 9:10 AM EST | Flash Flood Warning | FFC | Polk | 4 hr |
| Mar 6, 10:14 AM EST | Flash Flood Warning | FFC | Forsyth | 4 hr |
| Mar 6, 4:39 PM EST | Severe Thunderstorm Warning | FFC | Telfair, Wheeler | 36 min |
| Mar 6, 4:56 PM EST | Severe Thunderstorm Warning | FFC | Montgomery | 19 min |
Nearby
Flash 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.