Alert archive / Georgia / Flash Flood Warnings in 2003
Flash Flood Warning 89, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jul 1, 2003, 6:18 PM EDT for DeKalb County, Fulton 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
- Jul 1, 2003, 6:18 PM EDT (22:18 UTC)
- Expired
- Jul 1, 2003, 9:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Atlanta, GA
- Area
- Counties, with a storm outline in the text
Counties DeKalb County, GA, Fulton County, GA
The radar
The Atlanta radar (KFFC), 57 km from the middle of the area, began a volume at 22:21 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 12:00Z, 10.3 hours before the alert went out and 54 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
- 147 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 477 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 356 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS52 KFFC 012221
FFWATL
GAC089-121-020100-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
618 PM EDT TUE JUL 01 2003
THE NATIONAL WEATHER SERVICE HAS CONTINUED A
* FLASH FLOOD WARNING FOR...
FULTON COUNTY IN NORTH CENTRAL GEORGIA
DEKALB COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 9 PM
* AT 615...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THE LAST BAND OF RAIN APPROACHING FROM THE WEST. ADDITIONAL
RAINFALL WILL BE UP TO ONE HALF INCH.
* FOR THE PEACHTREE CREEK NEAR ATLANTA...
MINOR FLOODING IS OCCURRING.
LATEST STAGE...WAS 17.7 FEET AT 6 PM TUESDAY.
BANKFULL STAGE...IS 13.0 FEET.
FLOOD STAGE...IS 17.0 FEET.
THE FORECAST...FOR THE PEACHTREE CREEK NEAR ATLANTA...
IT WILL CREST NEAR 18.0 FEET AT 7 PM.
IT WILL FALL BELOW FLOOD STAGE AT 9 PM TUESDAY.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE 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 HIGH 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 3394 8440 3370 8454 3369 8412 3392 8423
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 3:54 PM EDT | Flash Flood Warning | FFC | Fulton | 2 hr |
| Jul 1, 3:58 PM EDT | Tornado Warning | FFC | Jasper | 17 min |
| Jul 1, 4:23 PM EDT | Flash Flood Warning | FFC | DeKalb | 2 hr |
| Jul 1, 5:17 PM EDT | Flash Flood Warning | FFC | Jasper | 118 min |
| Jul 1, 5:21 PM EDT | Flash Flood Warning | FFC | Walton | 114 min |
| Jul 1, 5:23 PM EDT | Tornado Warning | FFC | Hancock | 22 min |
| Jul 1, 5:32 PM EDT | Flash Flood Warning | FFC | Greene | 3 hr |
| Jul 1, 6:44 PM EDT | Flash Flood Warning | FFC | Gwinnett | 2 hr |
| Jul 1, 7:09 PM EDT | Flash Flood Warning | FFC | Barrow, Jackson | 4 hr |
| Jul 1, 7:37 PM EDT | Flash Flood Warning | FFC | Clarke | 3 hr |
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.