Alert archive / Georgia / Flash Flood Warnings in 1999
Flash Flood Warning 6, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jul 11, 1999, 5:50 PM EDT for Fannin 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 counties it named.
The facts
- Issued
- Jul 11, 1999, 5:50 PM EDT (21:50 UTC)
- Expired
- Jul 11, 1999, 8:55 PM EDT
- In force
- 3 hr
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Fannin County, GA
The radar
The Northeast Alabama radar (KHTX), 161 km from the middle of the area, began a volume at 21:52 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, 9.8 hours before the alert went out and 167 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
- 484 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 771 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 48 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 112154 FFWATL GAC111-120025- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 550 PM EDT SUN JUL 11 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * FLASH FLOOD WARNING FOR... FANNIN COUNTY IN NORTHWESTERN GEORGIA * UNTIL 855 PM EDT * AT 515 PM THE PUBLIC INFORMED THE FANNIN COUNTY 911 CENTER THAT THE TOCCOA RIVER WAS OUT OF ITS BANKS ALONG NORTH RIVER ROAD IN BLUE RIDGE. RADAR ESTIMATES OF 1 TO 2 INCHES HAVE FALLEN OVER EXTREME NORTH GEORGIA THIS AFTERNOON WITH 24 HOUR ESTIMATES OF 3 TO 4 INCHES. WHILE SHOWERS HAVE ENDED OVER THE WARNED AREA FOR NOW... OTHER SHOWERS MAY DEVELOP LATER THIS EVENING. * A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. STAY OUT OF FLOWING WATER. DO NOT ALLOW CHILDREN TO PLAY NEAR CREEKS... DRAINAGE DITCHES OR URBAN SEWER SYSTEMS. YOU CAN REPORT SERIOUS FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING 770-486-1133 AT EXTENSION 2 0 4.
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, Jul 11, 4:30 PM EDT, 1 hour 20 minutes before
GAZ038-039-050-051-060>062-072>076-082>086-094>098-105>113-112230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 430 PM EDT SUN JUL 11 1999 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THIS AFTERNOON AND TONIGHT FOR PORTIONS OF NORTHEAST AND CENTRAL GEORGIA. IT INCLUDES AN AREA EAST OF A LINE FROM HIAWASSE IN TOWNS COUNTY TO CANTON IN CHEROKEE COUNTY TO FRANKLIN IN HEARD COUNTY. AN UPPER LEVEL DISTURBANCE MOVING EAST ACROSS GEORGIA ALONG WITH THE MOIST AND UNSTABLE AIR WILL CAUSE THUNDERSTORMS. SOME OF THESE STORMS MIGHT REACH SEVERE LIMITS BY PRODUCING STRONG GUSTY WINDS AND LARGE HAIL. EMERGENCY MANAGEMENT PERSONNEL AND SPOTTERS SHOULD BE ON THE ALERT FOR POSSIBLE ACTIVATION.
Special weather statement, Jul 11, 4:30 PM EDT, 1 hour 20 minutes before
GAZ038-039-050-051-060>062-072>076-082>086-094>098-105>113-112230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 430 PM EDT SUN JUL 11 1999 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THIS AFTERNOON AND TONIGHT FOR PORTIONS OF NORTHEAST AND CENTRAL GEORGIA. IT INCLUDES AN AREA EAST OF A LINE FROM HIAWASSE IN TOWNS COUNTY TO CANTON IN CHEROKEE COUNTY TO FRANKLIN IN HEARD COUNTY. AN UPPER LEVEL DISTURBANCE MOVING EAST ACROSS GEORGIA ALONG WITH THE MOIST AND UNSTABLE AIR WILL CAUSE THUNDERSTORMS. SOME OF THESE STORMS MIGHT REACH SEVERE LIMITS BY PRODUCING STRONG GUSTY WINDS AND LARGE HAIL. EMERGENCY MANAGEMENT PERSONNEL AND SPOTTERS SHOULD BE ON THE ALERT FOR POSSIBLE ACTIVATION.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 3:31 PM EDT | Severe Thunderstorm Warning | FFC | Jasper, Newton | 34 min |
| Jul 11, 5:09 PM EDT | Severe Thunderstorm Warning | FFC | Meriwether | 36 min |
| Jul 11, 5:48 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel | 32 min |
Nearby
Flash Flood Warnings in Georgia, 1999Every flash flood warning in 1999
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.