Alert archive / Georgia / Flash Flood Warnings in 2004
Flash Flood Warning 32, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Sep 16, 2004, 9:10 PM EDT for DeKalb County, Fulton County, Georgia. It was in force for 6 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
- Sep 16, 2004, 9:10 PM EDT (01:10 UTC)
- Expired
- Sep 17, 2004, 3:00 AM EDT
- In force
- 6 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), 60 km from the middle of the area, began a volume at 01:09 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
Birmingham, AL (KBMX), launched 00:00Z, 1.2 hours before the alert went out and 241 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
- 10 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 798 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 150 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 KFFC 170117
FFWATL
GAC089-121-170700-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
910 PM EDT THU SEP 16 2004
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS UPGRADED THE
* FLASH FLOOD WARNING FOR PEACHTREE CREEK IN...
FULTON COUNTY IN NORTH CENTRAL GEORGIA
DEKALB COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 300 AM EDT
* FOR THE PEACHTREE CREEK NEAR ATLANTA...
RECORD FLOODING IS OCCURRING.
THE LATEST STAGE WAS 21.14 FEET AT 9 PM THURSDAY.
FLOOD STAGE IS 17.0 FEET.
THE FORECAST FOR THE PEACHTREE CREEK NEAR ATLANTA...
THE CREEK IS NEAR CREST.
THE CREEK WILL FALL BELOW FLOOD STAGE AROUND 3 AM FRIDAY.
THE PREVIOUS OBSERVED RECORD OF FLOOD IS 21.06 FEET ON
MARCH 6...1990.
HISTORIC HIGH WATER MARKS WERE ESTIMATED AT 25.8 FEET IN
DECEMBER 9...1919.
MAJOR TO SERIOUS FLOODING WILL CONTINUE. WATER REACHES THE
NORTHSIDE DRIVE BRIDGE. EVACUATIONS ARE NEEDED AT THIS LEVEL.
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
SPORT UTILITY VEHICLES AND PICKUPS. VEHICLES CAUGHT IN RISING WATER
SHOULD BE ABANDONED QUICKLY. MOVE TO HIGH GROUND.
A FLASH FLOOD WARNING MEANS THAT SIGNIFICANT FLOODING OF STREAMS...
CREEKS...AND ROADS IS EXPECTED. THIS MAY CAUSE SOME MODERATE TO MAJOR
INCONVENIENCES TO THE PUBLIC...AND PROPERTY DAMAGE OR THREAT TO LIFE
IS ELEVATED.
YOU CAN REPORT SERIOUS FLOODING TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
LAT...LON 3393 8421 3382 8421 3378 8447 3384 8445
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 16, 8:37 PM EDT | Flash Flood Warning | FFC | Bartow, Chattooga, Dade, Floyd, Gordon, Walker | 5 hr |
| Sep 16, 8:40 PM EDT | Flash Flood Warning | FFC | Clayton | 5 hr |
| Sep 16, 9:35 PM EDT | Flash Flood Warning | FFC | Cobb | 5 hr |
| Sep 16, 10:24 PM EDT | Flash Flood Warning | FFC | DeKalb, Fulton | 6 hr |
| Sep 16, 11:15 PM EDT | Flash Flood Warning | FFC | White | 6 hr |
| Sep 17, 3:21 AM EDT | Flash Flood Warning | FFC | DeKalb, Fulton | 5 hr |
Nearby
Flash Flood Warnings in Georgia, 2004Every flash flood warning in 2004
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.