Alert archive / Georgia / River Flood Warnings in 2017

River Flood Warning 73, NWS Atlanta, GA

August 9, 2017DeKalb County, Fulton County, Georgia

NWS Atlanta, GA issued this river flood warning at Aug 9, 2017, 7:12 AM EDT for DeKalb County, Fulton County, Georgia. It was in force for 24 hr.

The area

The outline as issued.

The facts

Issued
Aug 9, 2017, 7:12 AM EDT (11:12 UTC)
Expired
Aug 10, 2017, 7:12 AM EDT
In force
24 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
Minor

Counties DeKalb County, GA, Fulton County, GA

The radar

The Atlanta radar (KFFC), 66 km from the middle of the area, began a volume at 11:14 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 river

Written for the forecast point Nancy Creek at Johnson Ferry Road near Chamblee (NCDG1). The gauge peaked at 17.55 ft at Aug 9, 2017, 10:00 AM EDT.

actionminormoderate510152008/0908/1008/11
Action stage
15 ft
Minor stage
16 ft
Moderate stage
20 ft
Major stage
24 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02336340, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted.

792 
WGUS42 KFFC 091112
FLWFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
712 AM EDT Wed Aug 9 2017

...The National Weather Service in Peachtree City has issued a Flood 
Warning for the following rivers in Georgia...

  Nancy Creek near Chamblee affecting DeKalb and Fulton Counties


.Recent heavy rainfall has caused significant runoff into streams and
rivers which will cause flooding in some areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

All persons with interests along the river should monitor the latest
forecasts...and be prepared to take necessary precautions to protect
life and property.

The latest stage data was furnished in cooperation with the United 
States Geological Survey.

&&

GAC089-121-100112-
/O.NEW.KFFC.FL.W.0073.170809T1112Z-000000T0000Z/
/NCDG1.1.ER.170809T1100Z.170809T1100Z.000000T0000Z.UU/
712 AM EDT Wed Aug 9 2017

The National Weather Service in Peachtree City has issued a
* Flood Warning for 
  The Nancy Creek near Chamblee.
* From this morning until further notice.
* At 7 AM Wednesday the stage was 15.1 feet...and rising.
* Flood stage is 16 feet.
* At 16 feet, flood stage is reached and minor flooding of woodlands 
  and athletic fields occurs upstream and downstream from the gage on
  Johnson Ferry Road. The water level will be hitting the pedestrian 
  and vehicular bridges to the visitor parking lots on the Marist 
  High School campus. This may cause some backwater and erosion 
  eddies to form to the sides of the bridges. Minor flooding of 
  residential yards will likely begin downstream to Rickenbacker 
  Drive. 
 

&&

LAT...LON 3395 8431 3391 8426 3386 8434 3391 8438


$$
1 follow-up statement
083 
WGUS82 KFFC 091644
FLSFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Statement
National Weather Service Peachtree City GA
1244 PM EDT Wed Aug 9 2017

...The Flood Warning is cancelled for the following rivers in 
Georgia...
 
  Nancy Creek near Chamblee affecting De Kalb and Fulton Counties

 
GAC089-121-091714-
/O.CAN.KFFC.FL.W.0073.000000T0000Z-170809T1644Z/
/NCDG1.1.ER.170809T1100Z.170809T1345Z.170809T1534Z.UU/
1244 PM EDT Wed Aug 9 2017

The Flood Warning is cancelled for
  The Nancy Creek near Chamblee.
* This takes effect immediately.
* At 12 PM Wednesday the stage was 11.9 feet...and falling.
* Flood stage is 16 feet.
* The creek will continue to fall.


&&

LAT...LON 3395 8431 3391 8426 3386 8434 3391 8438


$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 9, 5:16 AM EDTSpecial Weather StatementFFCDeKalb, Fulton, Gwinnett59 min
Aug 9, 5:19 AM EDTSpecial Weather StatementFFCHancock, Putnam, Taliaferro, Warren56 min
Aug 9, 6:05 AM EDTFlash Flood WarningFFCDeKalb, Fulton, Gwinnett6 hr
Aug 9, 6:11 AM EDTSpecial Weather StatementFFCHancock64 min
Aug 9, 7:08 AM EDTSpecial Weather StatementFFCBaldwin, Hancock, Putnam, Warren67 min
Aug 9, 7:20 AM EDTSpecial Weather StatementFFCRockdale55 min
Aug 9, 7:36 AM EDTFlash Flood WarningFFCBaldwin, Hancock6 hr
Aug 9, 9:25 AM EDTRiver Flood WarningFFCDeKalb, Fulton24 hr
Aug 9, 9:36 AM EDTSpecial Weather StatementFFCWashington54 min
Aug 9, 9:43 AM EDTRiver Flood WarningFFCFulton, Gwinnett24 hr
Aug 9, 10:12 AM EDTSpecial Weather StatementFFCWilkinson48 min
Aug 9, 11:03 AM EDTSpecial Weather StatementFFCTwiggs, Wilkinson42 min
Aug 9, 12:49 PM EDTSpecial Weather StatementFFCEmanuel, Treutlen26 min
Aug 9, 1:03 PM EDTSevere Thunderstorm WarningFFCEmanuel27 min
Aug 9, 1:22 PM EDTSpecial Weather StatementFFCDodge, Emanuel, Laurens, Treutlen23 min
Aug 9, 1:50 PM EDTSpecial Weather StatementFFCDodge, Emanuel, Laurens, Treutlen25 min
Aug 9, 4:59 PM EDTSpecial Weather StatementFFCChattahoochee31 min
Aug 9, 5:41 PM EDTSpecial Weather StatementFFCStewart, Sumter, Webster34 min
Aug 9, 5:44 PM EDTSpecial Weather StatementFFCHarris, Troup31 min
Aug 9, 7:05 PM EDTSpecial Weather StatementFFCTroup25 min

Nearby

River Flood Warnings in Georgia, 2017Every river flood warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.