Alert archive / Georgia / Flash Flood Warnings in 1990
Flash Flood Warning 14, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Feb 16, 1990, 6:29 AM EST for Fannin County, Gilmer County, Murray County, Georgia. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Feb 16, 1990, 6:29 AM EST (11:29 UTC)
- Expired
- Feb 16, 1990, 12:30 PM EST
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Fannin County, GA, Gilmer 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 00:00Z, 11.5 hours before the alert went out and 144 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1378 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 131 m²/s²
- 0-3 km storm-relative helicity
- 171 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 161131
FFWATL
GAC015-055-111-115-123-129-213-227-233-161730-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
629 AM EST FRI FEB 16 1990
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHWEST GEORGIA
...BARTOW...CHATTOOGA...FANNIN...FLOYD...GILMER...GORDON
...MURRAY...PICKENS...POLK
FROM 3 TO OVER 9 INCHES OF RAIN HAS FALLEN IN THE LAST 12 TO 15 HOURS
IN NORTHWEST GEORGIA... INCLUDING OVER 9 INCHES IN SUMMERVILLE AND
7 INCHES IN CHATSWORTH. MANY ROADS ARE CLOSED DUE TO FLOODING AND
SEVERAL EVACUATIONS HAVE BEEN NECESSARY.
THIS WARNING IS TO EXTEND THE FLASH FLOOD WARNING IN NORTHWEST
GEORGIA UNTIL 12:30 PM.
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.
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STsREAM...EVEN A
SMALL ONE...ON FOOT.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, Feb 16, 2:34 AM EST, 3 hours 55 minutes before
GAZ002-004-160900- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 230 AM EST FRI FEB 16 1990 FLASH FLOOD WATCH CONTINUES IN EFFECT FOR EXTREME NORTH GEORGIA FOR THE REMAINDER OF TONIGHT. THE WATCH AREA IS ALONG AND NORTH OF A LINE FROM CEDARTOWN TO GAINESVILLE TO TOCCOA. THUNDERSTORMS WITH HEAVY RAIN WERE SCATTERED OVER THE AREA BETWEEN ROME AND CANTON IN NORTHWEST GEORGIA AND NORTHWARD INTO SOUTHEAST TENNESSEE EAST OF CHATTANOOGA. MOVEMENT NORTHEAST AT 40 MPH. ELSEWHERE IN GEORGIA RAIN COVERED THE AREA NORTH OF CARROLLTON TO HARTWELL. THIS RAIN AREA EXTENDED NORTH INTO SOUTHEAST TENNESSEE AND SOUTHWEST NORTH CAROLINA AND EAST OVER EXTREME NORTHWEST SeOUTH CAROLINA.
Special weather statement, Feb 16, 5:38 AM EST, 51 minutes before
GAZ003-161300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATLANTA GA 537 AM EST FRI FEB 16 1990 A BAND OF STRONG THUNDERSTORMS EXTENDED FROM NORTHWEST OF ATLANTA NEAR LAKE ALLATOONA SOUTHEAST TO NEAR BREMAN...AND THEN SOUTH INTO CARROLL COUNTY AND NEAR FRANKLIN IN HEARD COUNTY AT 535 AM. THE STRONGEST STORM IN THIS BAND OF THUNDERSTORMS WAS LOCATED ABOUT 45 MILES SOUTHWEST OF ATLANTA BETWEEN CARROLLTON AND FRANKLIN. STRONG GUSTY WINDS..*.DANGEROUS LIGHTNING...AND HEAVY RAINS CAN BE EXPECTED WITH THESE STORMS AS THEY MOVE NORTHEAST AT 45 MPH.
Special weather statement, Feb 16, 5:59 AM EST, 30 minutes before
GAZ-002-004-161200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ATHENS GA 545 AM EST FRI FEB 16 1990 ...HEAVY RAIN CONTINUE ACROSS EXTREME NORTH GEORGIA... RAINFALL AMOUNTS IN EXCESS OF 4 INCHES HAVE BEEN REPORTED IN RABUN COUNTY OF NORTHEAST GEORGIA WITH RAIN STILL FALLING. SMALL STREAMS MAY QUICKLY GET OUT OF THIER BANKS RESULTING IN FLOODING. STREETS AND HIGHWAYS WITH POOR DRAINAGE RISK GETTING WATER COVERED. SOME MUD SLIDES HAVE BEEN REPORTED IN THE EASTERN PART OF UNION COUNTY ON HWY 76. A FLASH FLOOD WATCH IS IN EFFECT FOR NORTH GEORGIA THROUGH TODAY. THE WATCH AREA IS ALONG AND NORTH OF A LINE FROM CEDARTOWN TO GAINESVILLE TO TOCCOA. A FLASH FLOOD WATCH MEANS FLASH FLOODING IS POSSIBLE WITHIN THE WATCH AREA. PEOPLE IN THE WATCH AREA SHOULD KEEP INFORMED AND STAY TUNED TO NOAA RADIO OR OTHER RADIO AND TELEVISION FOR LATEST INFORMATION. FLASH FLOOD WARNING MAY BE NEEDED AT ANY TIME IN TH<E MOUNTAIN COUNTIES OF NORTHEAST GEORGIA.
Local storm report, Feb 16, 6:28 AM EST, 1 minute before
LOCAL STORM REPORT NATIONAL WEATHER SERVICE ATLANTA GA 625 AM EST FRI FEB 16 1990 COUNTY......COWETA SOURCE......SHERIFF VIA SPOTTER TIME........600 AM LOCATION....4 N NEWNAN DAMAGE......WIND DAMAGE...TnREES BLOWN DOWN BLOCKING ROAD.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 12:16 AM EST | Flash Flood Warning | FFC | Chattooga, Floyd | 3 hr |
| Feb 16, 12:52 AM EST | Flash Flood Warning | FFC | Bartow, Gilmer, Gordon, Pickens | 3 hr |
| Feb 16, 12:52 AM EST | Flash Flood Warning | FFC | Fannin, Murray | 3 hr |
| Feb 16, 1:22 AM EST | Severe Thunderstorm Warning | FFC | Floyd, Polk | 53 min |
| Feb 16, 1:23 AM EST | Flash Flood Warning | FFC | Dade, Walker | 3 hr |
| Feb 16, 1:23 AM EST | Flash Flood Warning | FFC | Catoosa, Whitfield | 3 hr |
| Feb 16, 3:08 AM EST | Flash Flood Warning | FFC | Chattooga, Floyd | 3 hr |
| Feb 16, 3:51 AM EST | Flash Flood Warning | FFC | Polk | 4 hr |
| Feb 16, 3:51 AM EST | Flash Flood Warning | FFC | Fannin | 4 hr |
| Feb 16, 3:51 AM EST | Flash Flood Warning | FFC | Bartow, Gilmer, Gordon, Murray, Pickens | 4 hr |
| Feb 16, 4:39 AM EST | Flash Flood Warning | FFC | Catoosa, Walker, Whitfield | 3 hr |
| Feb 16, 4:39 AM EST | Flash Flood Warning | FFC | Dade | 3 hr |
| Feb 16, 5:58 AM EST | Severe Thunderstorm Warning | FFC | Cobb, Douglas, Fulton | 47 min |
| Feb 16, 6:29 AM EST | Flash Flood Warning | FFC | Bartow, Floyd, Gordon, Pickens, Polk | 6 hr |
| Feb 16, 6:29 AM EST | Flash Flood Warning | FFC | Chattooga | 6 hr |
| Feb 16, 6:58 AM EST | Severe Thunderstorm Warning | FFC | Hall | 62 min |
| Feb 16, 7:03 AM EST | Severe Thunderstorm Warning | FFC | Gwinnett | 27 min |
| Feb 16, 7:20 AM EST | Severe Thunderstorm Warning | FFC | Newton, Walton | 55 min |
| Feb 16, 7:20 AM EST | Severe Thunderstorm Warning | FFC | Banks, Barrow, Jackson | 55 min |
| Feb 16, 7:20 AM EST | Severe Thunderstorm Warning | FFC | Habersham | 55 min |
| Feb 16, 8:55 AM EST | Severe Thunderstorm Warning | FFC | Rockdale | 35 min |
| Feb 16, 9:39 AM EST | Severe Thunderstorm Warning | FFC | Heard, Troup | 66 min |
| Feb 16, 10:04 AM EST | Severe Thunderstorm Warning | FFC | Coweta | 41 min |
| Feb 16, 10:43 AM EST | Flash Flood Warning | FFC | Cobb, DeKalb, Fulton | 4 hr |
| Feb 16, 12:38 PM EST | Severe Thunderstorm Warning | FFC | Houston | 37 min |
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.