Alert archive / Georgia / River Flood Warnings in 2020

River Flood Warning 366, NWS Atlanta, GA

September 17, 2020Cobb County, Georgia

NWS Atlanta, GA issued this river flood warning at Sep 17, 2020, 7:22 AM EDT for Cobb County, Georgia. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Sep 17, 2020, 7:22 AM EDT (11:22 UTC)
Expired
Sep 17, 2020, 2:34 PM EDT
In force
7 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
Minor

County Cobb County, GA

The radar

The Atlanta radar (KFFC), 51 km from the middle of the area, began a volume at 11:25 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 Nickajack Creek at US Highway 78 and 278 near Mableton (NICG1). The gauge peaked at 10.93 ft at Sep 17, 2020, 11:00 AM EDT.

actionminormoderate5101509/1709/18
Action stage
8 ft
Minor stage
10 ft
Moderate stage
16 ft
Major stage
21 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02336635, 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.

613 
WGUS42 KFFC 171122
FLWFFC

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
722 AM EDT Thu Sep 17 2020

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

  Nickajack Creek near Mableton affecting Cobb County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional information is available at weather.gov/atlanta.

&&


GAC067-172330-
/O.NEW.KFFC.FL.W.0366.200917T1122Z-000000T0000Z/
/NICG1.1.ER.200917T1101Z.200917T1101Z.000000T0000Z.NO/
722 AM EDT Thu Sep 17 2020

The National Weather Service in Peachtree City has issued a

* Flood Warning for
  the Nickajack Creek near Mableton.
* From this morning until further notice.
* At 7:00 AM EDT Thursday the stage was 9.6 feet.
* Flood stage is 10 feet.
* Minor flooding is expected.
* Forecast...No forecast is available for this location.
* Impact...At 10 feet, Flood stage is reached. Minor flooding will 
  occur in the woodlands and the natural flood plain upstream and 
  downstream from the gage at Veterans Memorial Highway. Portions of 
  Nickajack Park will begin to flood around one mile upstream from 
  the gage.


&&

LAT...LON 3377 8455 3385 8459 3389 8454 3384 8448
      3381 8449

$$
2 follow-up statements
014 
WGUS82 KFFC 171529
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
1129 AM EDT Thu Sep 17 2020

...The Flood Warning continues for the following rivers in Georgia...

  Noonday Creek near Woodstock affecting Cherokee and Cobb Counties.

  Big Creek near Cumming affecting Forsyth County.

  Nickajack Creek near Mableton affecting Cobb County.

  Big Haynes Creek near Snellville affecting Gwinnett County. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional information is available at weather.gov/atlanta.

&&


GAC057-067-180330-
/O.CON.KFFC.FL.W.0369.000000T0000Z-000000T0000Z/
/NOOG1.1.ER.200917T1234Z.200917T1330Z.000000T0000Z.NO/
1129 AM EDT Thu Sep 17 2020

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Noonday Creek near Woodstock.
* Until further notice.
* At 11:16 AM EDT Thursday the stage was 10.3 feet.
* Flood stage is 10.0 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 10.0 feet, Flood Stage is reached. Minor flooding 
  begins in the woodlands and natural flood plain near the creek 
  upstream and downstream from the gage on Shallowford Road. 
  Portions of Noonday Creek Park and residential backyards on Bridge 
  Drive will begin to flood.
* Impact...At 12.0 feet, Minor flooding continues in the woodlands 
  near the creek upstream and downstream from the gage on 
  Shallowford Road. Portions of Noonday Creek Park and residential 
  backyards on Bridge Drive will be flooded with up to two feet of 
  water. Portions of the Cherokee Golf Center downstream will begin 
  to flood.


&&

LAT...LON 3405 8459 3408 8457 3413 8457 3412 8450
      3407 8450 3403 8450

$$

GAC067-180330-
/O.CON.KFFC.FL.W.0366.000000T0000Z-000000T0000Z/
/NICG1.1.ER.200917T1101Z.200917T1430Z.000000T0000Z.NO/
1129 AM EDT Thu Sep 17 2020

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Nickajack Creek near Mableton.
* Until further notice.
* At 11:00 AM EDT Thursday the stage was 10.9 feet.
* Flood stage is 10.0 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 10.0 feet, Flood stage is reached. Minor flooding will 
  occur in the woodlands and the natural flood plain upstream and 
  downstream from the gage at Veterans Memorial Highway. Portions of 
  Nickajack Park will begin to flood around one mile upstream from 
  the gage.
* Impact...At 12.0 feet, Minor flooding continues in the woodlands 
  and natural flood plain upstream and downstream from the gage at 
  Veterans Memorial Highway. Portions of Nickajack Park around one 
  mile upstream from the gage will be flooded with up to two feet of 
  water. Backyards of residential homes on West Rosie Lane...North 
  Brookside Drive...Brookside Drive...Glandor Drive and Riverline 
  Trail will begin to flood.


&&

LAT...LON 3377 8455 3385 8459 3389 8454 3384 8448
      3381 8449

$$

GAC117-180330-
/O.CON.KFFC.FL.W.0364.000000T0000Z-000000T0000Z/
/CMGG1.1.ER.200917T1046Z.200917T1445Z.000000T0000Z.UU/
1129 AM EDT Thu Sep 17 2020

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Big Creek near Cumming.
* Until further notice.
* At 10:45 AM EDT Thursday the stage was 6.3 feet.
* Flood stage is 6.0 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 6.0 feet, Flood stage is reached. Minor flooding will 
  expand into the natural flood plain of the creek upstream and 
  downstream from the gage at Atlanta Highway or Georgia Highway 9. 
  Large portions of the sidewalk and boardwalk of the Big Creek 
  Greenway will begin to flood. The areas under the Georgia 400 
  Highway and McFarland Road will be covered with around one foot of 
  water. A portion of the sidewalk under Majors Road will be covered 
  with around two feet of water.
* Impact...At 7.0 feet, Minor flooding continues to expand into the 
  natural flood plain of the creek upstream and downstream from the 
  gage at Atlanta Highway or Georgia Highway 9. Large portions of 
  the sidewalk and boardwalk of the Big Creek Greenway will be 
  flooded. The areas under the Georgia 400 Highway and McFarland 
  Road will be covered with around two feet of water. A portion of 
  the sidewalk under Majors Road will be covered with around 3 feet 
  of water.
* Impact...At 8.0 feet, Minor flooding will expand into the natural 
  flood plain of the creek upstream and downstream from the gage at 
  Atlanta Highway or Georgia Highway 9. Most of the sidewalk and 
  boardwalk of the Big Creek Greenway will be under a foot or two of 
  water. The areas under the Georgia 400 Highway and McFarland Road 
  will be covered with around three feet of water. A portion of the 
  sidewalk under Majors Road will be covered with around four feet 
  of water.


&&

LAT...LON 3418 8424 3417 8420 3411 8419 3410 8420
      3410 8425 3411 8424

$$

GAC135-180330-
/O.CON.KFFC.FL.W.0362.000000T0000Z-000000T0000Z/
/BIGG1.1.ER.200917T1039Z.200917T1432Z.000000T0000Z.UU/
1129 AM EDT Thu Sep 17 2020

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Big Haynes Creek near Snellville.
* Until further notice.
* At 11:00 AM EDT Thursday the stage was 10.6 feet.
* Flood stage is 10.0 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 10.0 feet, Flood stage is reached. Minor flooding will 
  occur in the woodlands and pastures near the creek upstream and 
  downstream from the gage on Lenora Road. Some outbuildings near 
  the creek upstream and on the left bank from the bridge may begin 
  to flood.
* Impact...At 11.0 feet, Minor flooding continues in the woodlands 
  and pastures near the creek upstream and downstream from the gage 
  on Lenora Road. Some outbuildings near the creek upstream and on 
  the left bank from the bridge will be flooded with around one foot 
  of water.


&&

LAT...LON 3387 8402 3387 8395 3376 8394 3373 8397
      3376 8401

$$
196 
WGUS82 KFFC 171834
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
234 PM EDT Thu Sep 17 2020

...The Flood Warning is cancelled for the following rivers in 
Georgia...

  Nickajack Creek near Mableton affecting Cobb County.

GAC067-171945-
/O.CAN.KFFC.FL.W.0366.000000T0000Z-200917T1834Z/
/NICG1.1.ER.700119T1232Z.700119T1232Z.700119T1232Z.NO/
234 PM EDT Thu Sep 17 2020

...The Flood Warning for the Nickajack Creek near Mableton has been 
cancelled...

The Flood Warning is cancelled for
  the Nickajack Creek near Mableton.
* At 2:00 PM EDT Thursday the stage was 9.5 feet.
* Flood stage is 10.0 feet.
* Forecast...No forecast is available for this location.


&&

LAT...LON 3377 8455 3385 8459 3389 8454 3384 8448
      3381 8449

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 16, 9:10 PM EDTFlash Flood WarningFFCChattahoochee, Marion, Muscogee, Schley, Stewart, Sumter and 1 more6 hr
Sep 16, 11:25 PM EDTFlash Flood WarningFFCCrisp, Dooly, Macon, Taylor7 hr
Sep 17, 12:00 AM EDTFlash Flood WarningFFCBibb, Bleckley, Crawford, Houston, Peach, Pulaski and 2 more11 hr
Sep 17, 12:45 AM EDTFlash Flood WarningFFCHarris, Lamar, Monroe, Pike, Talbot, Upson7 hr
Sep 17, 1:13 AM EDTFlash Flood WarningFFCMeriwether, Troup5 hr
Sep 17, 2:49 AM EDTFlash Flood WarningFFCButts, Clayton, Coweta, Fayette, Fulton, Henry and 1 more7 hr
Sep 17, 2:59 AM EDTFlash Flood WarningFFCBaldwin, Jones, Wilkinson8 hr
Sep 17, 3:29 AM EDTFlash Flood WarningFFCChattahoochee, Marion, Muscogee, Schley, Stewart, Sumter and 1 more3 hr
Sep 17, 3:34 AM EDTFlash Flood WarningFFCDeKalb, Gwinnett, Newton, Rockdale6 hr
Sep 17, 3:39 AM EDTFlash Flood WarningFFCCobb, Douglas, Fulton6 hr
Sep 17, 4:29 AM EDTRiver Flood WarningFFCDeKalb, Fulton8 hr
Sep 17, 4:32 AM EDTRiver Flood WarningFFCDeKalb11 hr
Sep 17, 4:32 AM EDTRiver Flood WarningFFCDeKalb, Fulton10 hr
Sep 17, 4:35 AM EDTRiver Flood WarningFFCDeKalb6 hr
Sep 17, 4:42 AM EDTRiver Flood WarningFFCFulton, Gwinnett7 hr
Sep 17, 4:45 AM EDTRiver Flood WarningFFCFayette, Spalding55 hr
Sep 17, 4:45 AM EDTRiver Flood WarningFFCCrawford, Talbot, Taylor, Upson28 hr
Sep 17, 4:45 AM EDTRiver Flood WarningFFCClayton, Fayette, Spalding32 hr
Sep 17, 4:50 AM EDTRiver Flood WarningFFCChattahoochee, Muscogee17 hr
Sep 17, 5:04 AM EDTRiver Flood WarningFFCLamar, Spalding9 hr
Sep 17, 5:07 AM EDTRiver Flood WarningFFCDeKalb, Rockdale38 hr
Sep 17, 5:07 AM EDTRiver Flood WarningFFCForsyth, Fulton43 hr
Sep 17, 5:07 AM EDTRiver Flood WarningFFCGwinnett25 hr
Sep 17, 5:07 AM EDTRiver Flood WarningFFCNewton, Rockdale47 hr
Sep 17, 5:13 AM EDTFlash Flood WarningFFCHancock, Jasper, Putnam, Washington6 hr
Sep 17, 5:16 AM EDTRiver Flood WarningFFCPulaski6 hr
Sep 17, 5:16 AM EDTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs4 days
Sep 17, 5:36 AM EDTRiver Flood WarningFFCGwinnett5 hr
Sep 17, 5:39 AM EDTRiver Flood WarningFFCBarrow, Jackson34 hr
Sep 17, 5:39 AM EDTRiver Flood WarningFFCJohnson, Washington, Wilkinson5 days
Sep 17, 5:39 AM EDTRiver Flood WarningFFCBaldwin, Washington, Wilkinson39 hr
Sep 17, 5:39 AM EDTRiver Flood WarningFFCClarke, Greene, Oconee64 hr
Sep 17, 5:43 AM EDTRiver Flood WarningFFCDeKalb, Fulton10 hr
Sep 17, 6:00 AM EDTRiver Flood WarningFFCDeKalb4 hr
Sep 17, 6:42 AM EDTFlash Flood WarningFFCGlascock, Jefferson, Warren6 hr
Sep 17, 6:44 AM EDTRiver Flood WarningFFCCobb4 hr
Sep 17, 6:51 AM EDTRiver Flood WarningFFCGwinnett, Walton12 hr
Sep 17, 6:54 AM EDTRiver Flood WarningFFCGwinnett11 hr
Sep 17, 6:58 AM EDTRiver Flood WarningFFCCobb7 hr
Sep 17, 7:09 AM EDTRiver Flood WarningFFCForsyth16 hr
Sep 17, 7:18 AM EDTRiver Flood WarningFFCDeKalb, Fulton118 min
Sep 17, 7:27 AM EDTRiver Flood WarningFFCGwinnett8 hr
Sep 17, 7:31 AM EDTRiver Flood WarningFFCFulton12 hr
Sep 17, 7:47 AM EDTFlash Flood WarningFFCGreene, Taliaferro5 hr
Sep 17, 9:23 AM EDTRiver Flood WarningFFCCherokee, Cobb5 hr
Sep 17, 9:28 AM EDTRiver Flood WarningFFCCobb, Fulton16 hr
Sep 17, 10:31 AM EDTRiver Flood WarningFFCCobb, Fulton13 hr
Sep 17, 10:31 AM EDTRiver Flood WarningFFCCobb, Fulton11 hr
Sep 17, 10:31 AM EDTRiver Flood WarningFFCCarroll, Coweta, Heard12 hr
Sep 17, 11:03 AM EDTRiver Flood WarningFFCJefferson, Washington23 hr
Sep 17, 11:23 AM EDTRiver Flood WarningFFCJones15 hr
Sep 17, 1:31 PM EDTRiver Flood WarningFFCJohnson, Laurens, Washington, Wilkinson44 hr
Sep 17, 2:25 PM EDTRiver Flood WarningFFCNewton, Rockdale6 hr
Sep 17, 2:40 PM EDTRiver Flood WarningFFCTaliaferro, Wilkes33 hr
Sep 17, 2:44 PM EDTRiver Flood WarningFFCJefferson3 hr
Sep 17, 3:32 PM EDTRiver Flood WarningFFCCoweta, Fayette, Spalding11 hr
Sep 17, 6:42 PM EDTRiver Flood WarningFFCElbert, Madison, Oglethorpe3 hr
Sep 17, 7:22 PM EDTRiver Flood WarningFFCDooly4 hr

Nearby

River Flood Warnings in Georgia, 2020Every river flood warning in 2020

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.