Alert archive / Georgia / Flash Flood Warnings in 2015
Flash Flood Warning 6, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Apr 16, 2015, 11:44 AM EDT for Catoosa County, Dade County, Walker 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
- Apr 16, 2015, 11:44 AM EDT (15:44 UTC)
- Expired
- Apr 16, 2015, 5:45 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Catoosa County, GA, Dade County, GA, Walker County, GA
The radar
The Northeast Alabama radar (KHTX), 70 km from the middle of the area, began a volume at 15:46 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
Nashville Metro, TN (KBNA), launched 12:00Z, 3.7 hours before the alert went out and 178 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
- 412 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 498 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 258 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 4.2
The text
As transmitted, in the capitals the NWS used until 2016.
853 WGUS52 KFFC 161544 FFWFFC GAC047-083-295-162145- /O.NEW.KFFC.FF.W.0006.150416T1544Z-150416T2145Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1144 AM EDT THU APR 16 2015 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHWESTERN CATOOSA COUNTY IN NORTHWESTERN GEORGIA... NORTHWESTERN WALKER COUNTY IN NORTHWESTERN GEORGIA... DADE COUNTY IN NORTHWESTERN GEORGIA... * UNTIL 545 PM EDT THURSDAY * AT 1142 AM EDT...LOCAL LAW ENFORCEMENT REPORTED FLASH FLOODING ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS ALREADY OCCURRING. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... RINGGOLD...TRENTON...FORT OGLETHORPE...ROSSVILLE...CHICKAMAUGA... LOOKOUT MOUNTAIN...CHATTANOOGA VALLEY...LAKEVIEW...CHATTANOOGA VALLEY...GRAYSVILLE...BLUE SPRING...BOYNTON...CLOUDLAND CANYON STATE PARK...NEW ENGLAND...COLE CITY...MORGANVILLE...BEAUMONT... INDIAN SPRINGS...WILDWOOD AND HOOKER. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 1 1/2 INCHES ARE POSSIBLE IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR WARNING AT NWSATLANTA. && LAT...LON 3499 8514 3483 8511 3480 8557 3498 8560 $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 10:41 AM EDT | Special Weather Statement | FFC | Dade | 34 min |
| Apr 16, 6:46 PM EDT | Special Weather Statement | FFC | Carroll, Douglas | 59 min |
| Apr 16, 7:38 PM EDT | Special Weather Statement | FFC | Coweta, Meriwether | 67 min |
Nearby
Flash Flood Warnings in Georgia, 2015Every flash flood warning in 2015
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.