Alert archive / Georgia / Flash Flood Warnings in 1990
Flash Flood Warning 32, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Mar 16, 1990, 4:37 PM EST for Fannin County, Murray County, Georgia. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Mar 16, 1990, 4:37 PM EST (21:37 UTC)
- Expired
- Mar 16, 1990, 10:00 PM EST
- In force
- 5 hr
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Fannin County, GA, Murray 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, 9.6 hours before the alert went out and 149 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
- 18 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 352 m²/s²
- 0-3 km storm-relative helicity
- 390 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KATL 162139
FFWATL
GAC015-055-111-115-123-129-143-213-227-233-170300-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
437 PM EST FRI MAR 16 1990
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHWEST GEORGIA
...BARTOW...CHATTOOGA...FANNIN...FLOYD...GILMER...GORDON
...HARALSON...MURRAY...PICKENS...POLK
RAINFALL WAS GENERALLY LIGHTER ACROSS THE NORTHWEST GEORGIA AREA AT MID
AFTERNOON. BUT LIGHT TO MODERATE RAINS CONTINUED TO FALL ON GROUND
THAT HAS ALREADY BEEN SATURATED BY THE 4 TO 5 INCHES OF RAINFALL WHICH
FELL EARLIER TODAY. CEDARTOWN MEASURED ANOTHER ONE INCH OF RAIN
BETWEEN 11 AM AND 4 PM...AND THE ROME AIRPORT HAD NEARLY 1/2 INCH.
AT 4PM...BIG CEDAR CREEK NEAR CEDARTOWN WAS AT 18.1 FEET AND
STILL RISING. A CREST APPROACHING 20 FEET IS NOW EXPECTED AT CEDARTOWN
EARLY TONIGHT. FLOOD STAGE IS 15 FEET AND THIS RISE HAS RESULTED
IN EVACUATIONS IN THE GEORGIA AVENUE AND WEST AVENUE AREAS IN
CEDARTOWN. THIS EXPECTED CREST WOULD BE SIMILAR TO A FLOOD
IN 1979 IN CEDARTOWN.
NUMEROUS ROADS HAVE BEEN REPORTED CLOSED IN FLOYD AND CHATTOOGA
COUNTIES. REPORTS FROM MANY OUTLYING AREAS WERE SKETCHY...BUT
IT IS APPARENT THAT MANY STREAMS WERE OVERFLOWING THEIR BANKS.
AT 430 PM...ANOTHER SURGE OF RAIN OVER EAST-CENTRAL ALABAMA WAS VISIBLE
ON SATELLITE AND RADAR. THIS AREA OF RAIN WAS DEVELOPING NORTHEASTWARD
...AND MORE HEAVY RAIN IS POSSIBLE LATE TODAY AND TONIGHT IN THE
NORTHWEST GEORGIA AREA. ADDITIONAL HEAVY RAIN WOULD ONLY AGGRAVATE
FLOOD CONDITIONS. PEOPLE LIVING BELOW SMALL EARTHEN DAMS SHOULD BE
ESPECIALLY ALERQT.
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.The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 7:25 AM EST | Flash Flood Warning | FFC | Polk | 5 hr |
| Mar 16, 7:52 AM EST | Flash Flood Warning | FFC | Fannin, Gilmer, Gordon, Murray, Pickens | 5 hr |
| Mar 16, 7:52 AM EST | Flash Flood Warning | FFC | Chattooga, Floyd | 5 hr |
| Mar 16, 7:52 AM EST | Flash Flood Warning | FFC | Haralson | 5 hr |
| Mar 16, 7:52 AM EST | Flash Flood Warning | FFC | Bartow | 5 hr |
| Mar 16, 10:53 AM EST | Flash Flood Warning | FFC | Bartow, Floyd, Gordon, Pickens, Polk | 6 hr |
| Mar 16, 10:53 AM EST | Flash Flood Warning | FFC | Fannin, Gilmer, Murray | 6 hr |
| Mar 16, 10:53 AM EST | Flash Flood Warning | FFC | Chattooga | 6 hr |
| Mar 16, 10:53 AM EST | Flash Flood Warning | FFC | Haralson | 6 hr |
| Mar 16, 4:37 PM EST | Flash Flood Warning | FFC | Bartow, Floyd, Haralson, Polk | 5 hr |
| Mar 16, 4:37 PM EST | Flash Flood Warning | FFC | Gilmer, Gordon, Pickens | 5 hr |
| Mar 16, 4:37 PM EST | Flash Flood Warning | FFC | Chattooga | 5 hr |
| Mar 16, 4:47 PM EST | Flash Flood Warning | FFC | Dade, Walker | 4 hr |
| Mar 16, 4:47 PM EST | Flash Flood Warning | FFC | Catoosa, Whitfield | 4 hr |
| Mar 16, 5:40 PM EST | Severe Thunderstorm Warning | FFC | Fulton | 50 min |
| Mar 16, 6:31 PM EST | Tornado Warning | FFC | Rockdale | 29 min |
| Mar 16, 6:46 PM EST | Tornado Warning | FFC | Newton, Walton | 59 min |
| Mar 16, 6:54 PM EST | Flash Flood Warning | FFC | Cobb, Douglas, Fulton | 4 hr |
| Mar 16, 6:54 PM EST | Flash Flood Warning | FFC | DeKalb | 4 hr |
Nearby
Flash Flood Warnings in Georgia, 1990Every flash flood warning in 1990
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.