Alert archive / Georgia / Flash Flood Warnings in 1989
Flash Flood Warning 12, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jun 20, 1989, 3:38 PM EDT for Clarke County, Madison County, Oglethorpe County, Georgia. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Jun 20, 1989, 3:38 PM EDT (19:38 UTC)
- Expired
- Jun 20, 1989, 4:25 PM EDT
- In force
- 47 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Clarke County, GA, Madison County, GA, Oglethorpe County, GA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 12:00Z, 7.6 hours before the alert went out and 9 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
- 328 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAHN 201939
FFWAHN
GAC059-195-219-221-202145-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ATHENS GA
338 PM EDT TUE JUN 20 1989
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 545 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHEAST GEORGIA
...CLARKE...MADISON...OCONEE...OGLETHORPE
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. MOVE TO HIGHER GROUND.What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 20, 2:35 PM EDT, 1 hour 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 335 PM TUE JUN 20, 1989 COOP OBSERVER 6 NORTHWEST OF CLAYTON, GEORGIA, REPORTS 3.63 INCHES OF RAIN IN PAST 15 HOURS. LAKE BURTON IN RABUN CO(UNTY NEAR BANK FULL AT THIS TIME.
Special weather statement, Jun 20, 2:47 PM EDT, 51 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 243 PM EDT TUE JUN 20 1989 AT 235 PM EDT...A BAND OF THUNDERSTORMS WITH VERY HEAVY RAIN... EXTENDED FROM NEAR BARNESVILLE IN WEST CENTRAL GEORGIA THROUGH CONYERS TO JUST SOUTH OF TOCCOA IN NORTHEAST GEORGIA. THIS BAND WAS 8 MILES WIDE AND WAS MOVING NORTH-NORTHEAST AT 30 MILES AN HOUR. FLOODING HAS ALREADY BEEN REPORTED IN SOME OF THESE COUNTIES. PERSONS IN NORTHEAST GEORGIA SHOULD BE ON THE ALERT FOR POSSIBLE FLOODING FOR THE REST OF THE AFTERNOON. BANKS...BARROW...HABERSHAM ...HALL...JACKSON...STEPHENS AND WALTON COUNTIES OF NORTHEAST GEORGIA ARE UNDER A FLASH FLOOD WARNING UNTIL 515 PM EDT THIS 3AFTERNOON. MOVEMENT WAS NORTHEAST 30 MILES AN HOUR.
Special weather statement, Jun 20, 3:01 PM EDT, 37 minutes before
KAHN 201901 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 3 PM EDT TUE JUN 20 1989 THE FLASH FLOOD WARNING FOR HALL COUNTY GEORGIA IS CANCELLED BUT A FLASH FLOOD WATCH REMAINS IN EFFECT. LIKEWISE A FLASH FLOOD WARNING REMAINS IN EFFECT FOR STEPHENS, BANKS,JACKSON, HABERSHAM, AND WALTON COUNTIES OF GEORGIA UNTIL 515 PM EDT. ALL COUNTIES OF NORTHEAST GEORGIA SHOULD REMAIN VERY ALERT TO THE PROBLEMS WITH HEAVY RAINFALL AND SHOULD POST WATCHFUL EYES ON DAMS AND STREAMS THROUGHOUT THEIR AREAS. THE PROBLEM WITH FLOODING WILL CONTINUE THROUGHOUT THE NIGHT TONIGHT AND NO ONE IN NORTHEAST GEORGIA SHOULD TAKE THIS DANGER LIGHTLY. STAY TUNED FOR LATER STATEMENTS AND WARNINGLS...
Special weather statement, Jun 20, 3:15 PM EDT, 23 minutes before
KAHN 201915 KAHN 201901 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 315 PM EDT TUE JUN 20 1989 THE OCONEE RIVER JUST WEST OF ARCADE GEORGIA...NORTHWEST OF ATHENS... HAS RISEN A FOOT IN THE PAST 2 HOURS. RAIN IS JUST NOW BECOMING HEAVY IN THAT AREA...JACKSON COUNTY ALONG WITH BANKS ,STEPHENS, HABERSHAM BARROW AND WALTON COUNTIES OF GEORGIA UNTIL 515 PM EDT. ALL COUNTIES OF NORTHEAST GEORGIA SHOULD REMAIN VERY ALERT TO THE PROBLEMS WITH HEAVY RAINFALL AND SHOULD POST WATCHFUL EYES ON DAMS AND STREAMS THROUGHOUT THEIR AREAS. THE PROBLEM WITH FLOODING WILL CONTINUE THROUGHOUT THE NIGHT TONIGHT AND NO ONE IN NORTHEAST GEORGIA SHOULD TAKE THIS DANGER LIGHTLY. STAY aTUNED FOR LATER STATEMENTS AND WARNINGS...
Local storm report, Jun 20, 3:28 PM EDT, 10 minutes before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE ATHENS GA 325PM EDT TUE JUN 20, 1989 COUNTY........ BAKNS SOURCE........ EOC TIME.......... 320PM EDT LOCATION...... HOMER TYPE STORM.... RAIN HAIL.......... DAMAGE........ BASEMENTS BEING FLOODED INJUmRIES...... WARNING....... FLASH FLOOD ]
Local storm report, Jun 20, 3:31 PM EDT, 7 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATHENS GA
325PM EDT TUE JUN 20, 1989
COUNTY........ BANKS
SOURCE........ EOC
TIME.......... 320PM EDT
LOCATION...... HOMER
TYPE STORM.... RAIN
rHAIL..........
DAMAGE........ BASEMENTS BEING FLOODED
INJURIES......
WARNING....... FLASH FLOOD
]The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 12:41 PM EDT | Flash Flood Warning | FFC | Clayton, Fayette | 4 hr |
| Jun 20, 12:41 PM EDT | Flash Flood Warning | FFC | DeKalb | 4 hr |
| Jun 20, 1:19 PM EDT | Flash Flood Warning | FFC | Fulton, Gwinnett | 3 hr |
| Jun 20, 1:19 PM EDT | Flash Flood Warning | FFC | Henry, Rockdale | 3 hr |
| Jun 20, 2:08 PM EDT | Flash Flood Warning | FFC | Stephens | 3 hr |
| Jun 20, 2:08 PM EDT | Flash Flood Warning | FFC | Banks, Barrow, Jackson | 2 hr |
| Jun 20, 2:08 PM EDT | Flash Flood Warning | FFC | Habersham | 2 hr |
| Jun 20, 2:08 PM EDT | Flash Flood Warning | FFC | Walton | 3 hr |
| Jun 20, 2:08 PM EDT | Flash Flood Warning | FFC | Hall | 3 hr |
| Jun 20, 3:38 PM EDT | Flash Flood Warning | FFC | Oconee | 47 min |
Nearby
Flash Flood Warnings in Georgia, 1989Every flash flood warning in 1989
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.