Alert archive / Georgia / River Flood Warnings in 2024

River Flood Warning 2, NWS Atlanta, GA

January 9, 2024Forsyth County, Georgia

NWS Atlanta, GA issued this river flood warning at Jan 9, 2024, 7:29 AM EST for Forsyth County, Georgia. It took effect at Jan 9, 2024, 8:13 AM EST. It was in force for 21 hr.

The area

The outline as issued.

The facts

Issued: Jan 9, 2024, 7:29 AM EST (12:29 UTC)
In effect from: Jan 9, 2024, 8:13 AM EST
Expired: Jan 10, 2024, 5:20 AM EST
In force: 21 hr
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Flood severity: Minor

County Forsyth County, GA

The radar

The Atlanta radar (KFFC), 92 km from the middle of the area, began a volume at 12:30 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 Big Creek at GA 9 near Cumming (CMGG1). The gauge peaked at 8.51 ft at Jan 9, 2024, 5:00 PM EST.

Action stage: 4 ft
Minor stage: 6 ft
Moderate stage: 12 ft
Major stage: 15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02335580, 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.

391 
WGUS42 KFFC 091229
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
729 AM EST Tue Jan 9 2024

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

  Big Creek at GA 9 near Cumming affecting Forsyth County.

For the Big Creek...including Cumming, Alpharetta, Roswell...Minor 
flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Additional information is available at weather.gov/atlanta.

The next statement will be issued this evening at 730 PM EST.

&&

GAC117-100030-
/O.NEW.KFFC.FL.W.0002.240109T1313Z-240110T0144Z/
/CMGG1.1.ER.240109T1313Z.240109T1600Z.240109T1943Z.UU/
729 AM EST Tue Jan 9 2024

...FLOOD WARNING IN EFFECT UNTIL THIS EVENING...

* WHAT...Minor flooding is forecast to occur.

* WHERE...Big Creek at GA 9 near Cumming.

* WHEN...Until this evening.

* IMPACTS...At 6 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.

* ADDITIONAL DETAILS...
  - At 6:45 AM EST Tuesday the stage was 5.6 feet.
  - Forecast...The river is expected to rise above flood stage
    this morning to a crest of 6.5 feet late this morning. It
    will then fall below flood stage this afternoon.
  - Flood stage is 6.0 feet.


&&

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


$$

4 follow-up statements

190 
WGUS82 KFFC 092331
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
631 PM EST Tue Jan 9 2024

...Observed flooding changed to Minor severity and increased in 
duration for the following rivers in Georgia...

  Big Creek at GA 9 near Cumming affecting Forsyth County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Additional information is available at weather.gov/atlanta.

The next statement will be issued late tonight at 1245 AM EST.

&&

GAC117-100545-
/O.EXT.KFFC.FL.W.0002.000000T0000Z-240110T0533Z/
/CMGG1.1.ER.240109T1235Z.240109T2215Z.240109T2333Z.UU/
631 PM EST Tue Jan 9 2024

...FLOOD WARNING NOW IN EFFECT UNTIL JUST AFTER MIDNIGHT TONIGHT...

* WHAT...Minor flooding is occurring.

* WHERE...Big Creek at GA 9 near Cumming.

* WHEN...Until just after midnight tonight.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 5:45 PM EST Tuesday the stage was 8.5 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 5:45 PM EST Tuesday was 8.5 feet.
  - Forecast...The river is expected to fall below flood stage
    this evening and continue falling to 1.9 feet tomorrow
    morning.
  - Flood stage is 6.0 feet.
  - Flood History...This crest compares to a previous crest of
    8.8 feet on 04/07/2014.
  - http://www.weather.gov/safety/flood

&&

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


$$

700 
WGUS82 KFFC 100226
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
926 PM EST Tue Jan 9 2024

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

  Big Creek at GA 9 near Cumming affecting Forsyth County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Additional information is available at weather.gov/atlanta.

The next statement will be issued late tonight at 330 AM EST.

&&

GAC117-100830-
/O.EXT.KFFC.FL.W.0002.000000T0000Z-240110T0820Z/
/CMGG1.1.ER.240109T1235Z.240109T2215Z.240110T0220Z.UU/
926 PM EST Tue Jan 9 2024

...FLOOD WARNING NOW IN EFFECT UNTIL LATE TONIGHT...

* WHAT...Minor flooding is occurring.

* WHERE...Big Creek at GA 9 near Cumming.

* WHEN...Until late tonight.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 8:45 PM EST Tuesday the stage was 8.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:45 PM EST Tuesday was 8.5 feet.
  - Forecast...The river is expected to fall to 1.9 feet tomorrow
    morning.
  - Flood stage is 6.0 feet.
  - Flood History...This crest compares to a previous crest of
    8.1 feet on 03/09/2011.
  - http://www.weather.gov/safety/flood

&&

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


$$

772 
WGUS82 KFFC 100300
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
1000 PM EST Tue Jan 9 2024

...Forecast flooding changed to Minor severity and increased in 
duration for the following rivers in Georgia...

  Big Creek at GA 9 near Cumming affecting Forsyth County.

For the Big Creek...including Cumming...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Additional information is available at weather.gov/atlanta.

The next statement will be issued Wednesday morning at 730 AM EST.

&&

GAC117-101230-
/O.EXT.KFFC.FL.W.0002.000000T0000Z-240110T1220Z/
/CMGG1.1.ER.240109T1235Z.240109T2215Z.240110T1056Z.UU/
1000 PM EST Tue Jan 9 2024

...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Big Creek at GA 9 near Cumming.

* WHEN...Until tomorrow morning.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 8:45 PM EST Tuesday the stage was 8.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 8:45 PM EST Tuesday was 8.5 feet.
  - Forecast...The river is expected to fall below flood stage
    late tonight and continue falling to 1.5 feet Thursday
    morning.
  - Flood stage is 6.0 feet.
  - Flood History...This crest compares to a previous crest of
    8.1 feet on 03/09/2011.
  - http://www.weather.gov/safety/flood

&&

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


$$

168 
WGUS82 KFFC 101020
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
520 AM EST Wed Jan 10 2024

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

  Big Creek at GA 9 near Cumming affecting Forsyth County.

GAC117-101130-
/O.CAN.KFFC.FL.W.0002.000000T0000Z-240110T1020Z/
/CMGG1.1.ER.240109T1235Z.240109T2215Z.240110T0831Z.UU/
520 AM EST Wed Jan 10 2024

...FLOOD WARNING IS CANCELLED...

The Flood Warning is cancelled for
  the Big Creek at GA 9 near Cumming.

* ADDITIONAL DETAILS...
  - At 4:45 AM EST Wednesday the stage was 5.2 feet.
  - Forecast...The river is forecast to fall to 1.6 feet by early
    Thursday morning.
  - http://www.weather.gov/safety/flood

&&

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


$$

SEC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 9, 5:49 AM EST	Special Weather Statement	FFC	Clayton, Coweta, DeKalb, Fayette, Fulton, Meriwether	56 min
Jan 9, 7:15 AM EST	River Flood Warning	FFC	Forsyth, Fulton	46 hr
Jan 9, 7:19 AM EST	Special Weather Statement	FFC	Butts, Lamar, Pike, Spalding	56 min
Jan 9, 7:21 AM EST	Special Weather Statement	FFC	Heard, Troup	39 min
Jan 9, 7:41 AM EST	River Flood Warning	FFC	Gwinnett	12 hr
Jan 9, 7:51 AM EST	River Flood Warning	FFC	Chattooga	27 hr
Jan 9, 7:52 AM EST	Special Weather Statement	FFC	Coweta, Meriwether, Troup	23 min
Jan 9, 8:01 AM EST	Areal Flood Warning	FFC	Carroll, Clayton, Coweta, DeKalb, Douglas, Fayette and 9 more	6 hr
Jan 9, 8:07 AM EST	Special Weather Statement	FFC	Clayton	23 min
Jan 9, 8:12 AM EST	Tornado Warning	FFC	Clayton, DeKalb, Fulton	10 min
Jan 9, 8:19 AM EST	Severe Thunderstorm Warning	FFC	Clayton, DeKalb, Fulton	12 min
Jan 9, 8:25 AM EST	Special Weather Statement	FFC	Clayton, Fayette	35 min
Jan 9, 8:27 AM EST	Special Weather Statement	FFC	Muscogee, Talbot	33 min
Jan 9, 8:37 AM EST	River Flood Warning	FFC	DeKalb, Rockdale	36 hr
Jan 9, 8:39 AM EST	Flash Flood Warning	FFC	Coweta, Meriwether, Pike, Spalding, Upson	6 hr
Jan 9, 8:39 AM EST	River Flood Warning	FFC	Gwinnett	5 hr
Jan 9, 8:43 AM EST	River Flood Warning	FFC	Newton, Rockdale	53 hr
Jan 9, 8:46 AM EST	Flash Flood Warning	FFC	Henry, Newton, Rockdale, Spalding	6 hr
Jan 9, 8:52 AM EST	Special Weather Statement	FFC	Butts, Lamar, Pike, Upson	38 min
Jan 9, 8:54 AM EST	Special Weather Statement	FFC	Chattahoochee, Marion, Stewart	36 min
Jan 9, 9:03 AM EST	Severe Thunderstorm Warning	FFC	Chattahoochee, Marion, Schley, Stewart, Taylor, Webster	42 min
Jan 9, 9:09 AM EST	Special Weather Statement	FFC	Dooly, Sumter	36 min
Jan 9, 9:13 AM EST	River Flood Warning	FFC	DeKalb	5 hr
Jan 9, 9:24 AM EST	Special Weather Statement	FFC	Butts, Jasper, Monroe	36 min
Jan 9, 9:27 AM EST	Areal Flood Warning	FFC	Chattahoochee, Harris, Marion, Muscogee, Talbot	6 hr
Jan 9, 9:36 AM EST	River Flood Warning	FFC	DeKalb, Fulton	6 hr
Jan 9, 9:38 AM EST	Severe Thunderstorm Warning	FFC	Crawford, Dooly, Houston, Macon, Peach, Schley and 3 more	52 min
Jan 9, 9:43 AM EST	Special Weather Statement	FFC	Clarke, Morgan, Oconee	32 min
Jan 9, 9:53 AM EST	Special Weather Statement	FFC	Baldwin, Jasper, Jones, Putnam	37 min
Jan 9, 9:59 AM EST	Special Weather Statement	FFC	Bibb, Jones	31 min
Jan 9, 10:03 AM EST	Areal Flood Warning	FFC	Butts, Crawford, Henry, Jasper, Lamar, Meriwether and 7 more	6 hr
Jan 9, 10:08 AM EST	Special Weather Statement	FFC	Houston, Twiggs	37 min
Jan 9, 10:09 AM EST	Special Weather Statement	FFC	Greene, Oglethorpe	36 min
Jan 9, 10:11 AM EST	Special Weather Statement	FFC	Madison	34 min
Jan 9, 10:14 AM EST	River Flood Warning	FFC	Gwinnett, Walton	11 hr
Jan 9, 10:16 AM EST	Special Weather Statement	FFC	Crisp, Wilcox	29 min
Jan 9, 10:17 AM EST	Severe Thunderstorm Warning	FFC	Baldwin, Bibb, Houston, Twiggs, Washington, Wilkinson	43 min
Jan 9, 10:25 AM EST	River Flood Warning	FFC	Cobb	3 hr
Jan 9, 10:29 AM EST	Special Weather Statement	FFC	Baldwin, Hancock, Taliaferro	31 min
Jan 9, 10:30 AM EST	Severe Thunderstorm Warning	FFC	Bleckley, Crisp, Dooly, Houston, Laurens, Peach and 4 more	45 min
Jan 9, 10:32 AM EST	River Flood Warning	FFC	Gwinnett	4 hr
Jan 9, 10:39 AM EST	Special Weather Statement	FFC	Baldwin	36 min
Jan 9, 10:40 AM EST	River Flood Warning	FFC	Gwinnett	6 hr
Jan 9, 10:44 AM EST	River Flood Warning	FFC	Cobb	4 hr
Jan 9, 10:44 AM EST	Special Weather Statement	FFC	Taliaferro, Warren, Wilkes	31 min
Jan 9, 10:48 AM EST	Areal Flood Warning	FFC	Banks, Barrow, Clarke, Dawson, Forsyth, Greene and 11 more	3 hr
Jan 9, 10:56 AM EST	Severe Thunderstorm Warning	FFC	Crisp, Wilcox	49 min
Jan 9, 10:57 AM EST	River Flood Warning	FFC	Dade	10 hr
Jan 9, 11:00 AM EST	Severe Thunderstorm Warning	FFC	Baldwin, Glascock, Hancock, Johnson, Laurens, Twiggs and 2 more	45 min
Jan 9, 11:02 AM EST	Special Weather Statement	FFC	Hancock	28 min
Jan 9, 11:03 AM EST	Special Weather Statement	FFC	Hancock, Taliaferro, Warren	27 min
Jan 9, 11:19 AM EST	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Houston, Laurens, Pulaski, Twiggs	41 min
Jan 9, 11:25 AM EST	River Flood Warning	FFC	Cherokee, Cobb	7 hr
Jan 9, 11:29 AM EST	River Flood Warning	FFC	Rockdale	3 hr
Jan 9, 11:34 AM EST	River Flood Warning	FFC	Dawson, Forsyth	17 hr
Jan 9, 11:37 AM EST	Severe Thunderstorm Warning	FFC	Dodge, Telfair, Wilcox	38 min
Jan 9, 11:39 AM EST	Areal Flood Warning	FFC	Baldwin, Bibb, Bleckley, Crawford, Dooly, Hancock and 10 more	3 hr
Jan 9, 11:39 AM EST	River Flood Warning	FFC	Banks	9 hr
Jan 9, 11:43 AM EST	River Flood Warning	FFC	Gwinnett	23 hr
Jan 9, 11:43 AM EST	Severe Thunderstorm Warning	FFC	Baldwin, Johnson, Laurens, Twiggs, Washington, Wilkinson	47 min
Jan 9, 11:48 AM EST	River Flood Warning	FFC	Chattahoochee, Muscogee	18 hr
Jan 9, 11:48 AM EST	Severe Thunderstorm Warning	FFC	Glascock, Hancock, Taliaferro, Warren, Wilkes	42 min
Jan 9, 11:53 AM EST	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Laurens	37 min
Jan 9, 12:07 PM EST	River Flood Warning	FFC	Lamar, Spalding	4 hr
Jan 9, 12:07 PM EST	Severe Thunderstorm Warning	FFC	Dodge, Montgomery, Telfair, Wheeler	38 min
Jan 9, 12:10 PM EST	Severe Thunderstorm Warning	FFC	Emanuel, Johnson, Laurens, Montgomery, Toombs, Treutlen and 1 more	50 min
Jan 9, 12:13 PM EST	Severe Thunderstorm Warning	FFC	Emanuel, Glascock, Jefferson, Johnson, Laurens, Washington	47 min
Jan 9, 12:31 PM EST	River Flood Warning	FFC	Fulton	6 hr
Jan 9, 12:38 PM EST	Severe Thunderstorm Warning	FFC	Emanuel, Johnson, Laurens, Montgomery, Telfair, Toombs and 2 more	52 min
Jan 9, 12:53 PM EST	Severe Thunderstorm Warning	FFC	Emanuel	22 min
Jan 9, 1:09 PM EST	River Flood Warning	FFC	Barrow, Jackson	45 hr
Jan 9, 1:13 PM EST	River Flood Warning	FFC	Cobb	14 hr
Jan 9, 1:37 PM EST	River Flood Warning	FFC	Cobb, Fulton	34 hr
Jan 9, 1:43 PM EST	River Flood Warning	FFC	Fayette, Spalding	59 hr
Jan 9, 1:54 PM EST	River Flood Warning	FFC	Cobb, Fulton	21 days
Jan 9, 1:58 PM EST	River Flood Warning	FFC	Spalding	119 min
Jan 9, 2:26 PM EST	River Flood Warning	FFC	Cobb, Fulton	29 hr
Jan 9, 2:28 PM EST	River Flood Warning	FFC	Bibb, Houston, Jones, Monroe, Twiggs	5 days
Jan 9, 2:30 PM EST	River Flood Warning	FFC	Baldwin, Washington, Wilkinson	54 hr
Jan 9, 2:42 PM EST	River Flood Warning	FFC	Elbert, Madison, Oglethorpe	45 hr

Nearby

River Flood Warnings in Georgia, 2024 Every river flood warning in 2024

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.