Alert archive / Georgia / River Flood Warnings in 2020
River Flood Warning 421, NWS Atlanta, GA
NWS Atlanta, GA issued this river flood warning at Oct 11, 2020, 12:22 AM EDT for Dawson County, Forsyth County, Georgia. It was in force for 15 hr.
The area
The outline as issued.
The facts
- Issued
- Oct 11, 2020, 12:22 AM EDT (04:22 UTC)
- Expired
- Oct 11, 2020, 3:28 PM EDT
- In force
- 15 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Dawson County, GA, Forsyth County, GA
The radar
The Atlanta radar (KFFC), 118 km from the middle of the area, began a volume at 04:25 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 Etowah River at GA 9 near Dawsonville (DWSG1). The gauge peaked at 14.80 ft at Oct 11, 2020, 5:00 AM EDT.
- Action stage
- 11 ft
- Minor stage
- 13 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 02389150, 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.
655
WGUS42 KFFC 110422
FLWFFC
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
1222 AM EDT Sun Oct 11 2020
...The National Weather Service in Peachtree City GA has issued a
Flood Warning for the following rivers in Georgia...
Etowah River near Dawsonville affecting Dawson and Forsyth
Counties.
Additional information is available at weather.gov/atlanta.
GAC085-117-111630-
/O.NEW.KFFC.FL.W.0421.201011T0422Z-000000T0000Z/
/DWSG1.1.ER.201011T0357Z.201011T0400Z.000000T0000Z.NO/
1222 AM EDT Sun Oct 11 2020
The National Weather Service in Peachtree City has issued a
* Flood Warning for
the Etowah River near Dawsonville.
* From early this morning until further notice.
* At 12:00 AM EDT Sunday the stage was 13.2 feet.
* Flood stage is 13.0 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 13.0 feet, Flood Stage is reached and minor flooding
begins in south Dawson county. Minor flooding continues on
Nicholson Road in northwest Forsyth county. The water will be
around one foot deep on the road.
&&
LAT...LON 3441 8408 3436 8404 3435 8411 3428 8425
3434 8427 3440 8417
$$4 follow-up statements
511
WGUS82 KFFC 110628
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
228 AM EDT Sun Oct 11 2020
...Forecast flooding changed to Minor severity for the following
rivers in Georgia...
Etowah River near Dawsonville affecting Dawson and Forsyth
Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Additional information is available at weather.gov/atlanta.
GAC085-117-111830-
/O.CON.KFFC.FL.W.0421.000000T0000Z-000000T0000Z/
/DWSG1.1.ER.201011T0357Z.201011T1200Z.201011T1538Z.NO/
228 AM EDT Sun Oct 11 2020
...Forecast flooding changed to Minor severity...
The Flood Warning continues for
the Etowah River near Dawsonville.
* Until further notice.
* At 2:00 AM EDT Sunday the stage was 14.7 feet.
* Flood stage is 13.0 feet.
* Minor flooding is occurring and is forecast.
* Forecast...The river is expected to rise to a crest of 15.0 feet
this morning. It will then fall below flood stage late this
morning.
* Impact...At 14.0 feet, Moderate flooding begins in northwest
Forsyth county. Old Federal Road begins to flood and Nicholson
Road is closed off to residents. Minor flooding continues in south
Dawson county.
&&
LAT...LON 3441 8408 3436 8404 3435 8411 3428 8425
3434 8427 3440 8417
$$299
WGUS82 KFFC 111516
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
1116 AM EDT Sun Oct 11 2020
...The Flood Warning continues for the following rivers in Georgia...
Etowah River near Dawsonville affecting Dawson and Forsyth
Counties.
Big Creek near Cumming affecting Forsyth County.
Chattahoochee River near Roswell affecting Fulton County.
Sweetwater Creek near Lilburn affecting Gwinnett County.
Chattahoochee River near Cornelia affecting White and Hall
Counties.
Woodall Creek near Atlanta affecting Fulton County.
...The Flood Warning is extended for the following rivers in
Georgia...
Chattahoochee River near Whitesburg affecting Coweta, Carroll and
Heard Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Stay tuned to further developments by listening to your local radio,
television, or NOAA Weather Radio for further information.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Caution is urged when walking near riverbanks.
Additional information is available at weather.gov/atlanta.
GAC085-117-112130-
/O.EXT.KFFC.FL.W.0421.000000T0000Z-201011T2128Z/
/DWSG1.1.ER.201011T0357Z.201011T0815Z.201011T1528Z.NR/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until late this afternoon...
The Flood Warning continues for
the Etowah River near Dawsonville.
* Until this afternoon.
* At 10:00 AM EDT Sunday the stage was 14.5 feet and steady.
* Flood stage is 13.0 feet.
* Minor flooding is occurring. This approaches the flood of record.
* Forecast...The river is expected to fall below flood stage late
this morning and continue falling to 4.8 feet Friday morning.
* Impact...At 14.0 feet, Moderate flooding begins in northwest
Forsyth county. Old Federal Road begins to flood and Nicholson
Road is closed off to residents. Minor flooding continues in south
Dawson county.
&&
LAT...LON 3441 8408 3436 8404 3435 8411 3428 8425
3434 8427 3440 8417
$$
GAC117-120330-
/O.EXT.KFFC.FL.W.0420.000000T0000Z-201012T0526Z/
/CMGG1.1.ER.201011T0306Z.201011T1015Z.201011T2326Z.UU/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until just after midnight
tonight...
The Flood Warning continues for
the Big Creek near Cumming.
* Until late tonight.
* At 10:45 AM EDT Sunday the stage was 8.1 feet and falling.
* Flood stage is 6.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage this
evening and continue falling to 5.8 feet this evening.
* Impact...At 8.0 feet, Minor flooding will expand into the natural
flood plain of the creek upstream and downstream from the gage at
Atlanta Highway or Georgia Highway 9. Most of the sidewalk and
boardwalk of the Big Creek Greenway will be under a foot or two of
water. The areas under the Georgia 400 Highway and McFarland Road
will be covered with around three feet of water. A portion of the
sidewalk under Majors Road will be covered with around four feet
of water.
&&
LAT...LON 3418 8424 3417 8420 3411 8419 3410 8420
3410 8425 3411 8424
$$
GAC121-112315-
/O.EXT.KFFC.FL.W.0419.000000T0000Z-201011T2307Z/
/RWLG1.1.ER.201011T0419Z.201011T1045Z.201011T1707Z.UU/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until this evening...
The Flood Warning continues for
the Chattahoochee River near Roswell.
* Until this evening.
* At 10:01 AM EDT Sunday the stage was 11.1 feet and falling.
* Flood stage is 9.0 feet.
* Minor flooding is occurring.
* Forecast...The river is expected to fall below flood stage this
afternoon and continue falling to 4.5 feet Friday morning.
* Impact...At 11.0 feet, Minor flooding continues with water two
feet deep in the Ace Sand Company office and a warehouse. Flooding
expands into the parking lots of Don White Memorial Park on
Riverside Road...and the Azalea Park on Azalea Drive west of
Roswell Road. Water floods the tennis courts at the Huntcliff Club
and is two feet deep over the road leading to the horse stables
and approaches the north end of the stables. The storm drains stop
functioning at Riverside Road and Northcliff Trace and the road
begins to flood.
&&
LAT...LON 3402 8426 3396 8426 3397 8434 3396 8435
3398 8441 3404 8434
$$
GAC135-112315-
/O.EXT.KFFC.FL.W.0417.000000T0000Z-201011T2307Z/
/STWG1.1.ER.201011T0311Z.201011T0800Z.201011T1707Z.UU/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until this evening...
The Flood Warning continues for
the Sweetwater Creek near Lilburn.
* Until this evening.
* At 10:15 AM EDT Sunday the stage was 11.2 feet and falling.
* Flood stage is 11.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 11.2 feet
this afternoon. It will then fall below flood stage this afternoon.
* Impact...At 11.0 feet, Flood stage is reached. Minor flooding will
occur in portions of the Northwood Country Club Golf Course
upstream from the gage on Club Drive...and in the woodland areas
downstream from the gage and for the next four miles until the
creek merges with the Yellow River. An old concrete golf cart
bridge around 300 feet downstream from the gage will begin to
flood.
&&
LAT...LON 3398 8414 3398 8407 3391 8406 3389 8408
3389 8412
$$
GAC045-077-149-120330-
/O.EXT.KFFC.FL.W.0414.201011T2230Z-201013T0612Z/
/WHTG1.1.ER.201011T2230Z.201012T1200Z.201013T0012Z.NO/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until early Tuesday morning...
The Flood Warning continues for
the Chattahoochee River near Whitesburg.
* From this evening to late Monday night.
* At 11:00 AM EDT Sunday the stage was 14.0 feet and rising.
* Flood stage is 17.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this
evening to a crest of 18.5 feet Monday morning. It will then fall
below flood stage Monday evening.
* Impact...At 19.0 feet, Minor flooding continues in the woodlands
and fields upstream and downstream from the gage at U.S. Highway
27 or Georgia Highway 16. The parking lot of Riverside Park next
to the bridge will begin to flood. A sod farm upstream also
experiences flooding. Flooding occurs on some unimproved dirt
roads along the river. The playground at a day use area in the
Chattahoochee Bend State Park will be under two feet of water.
Flood waters will surround tent platforms on the North Camping
Site of the park.
&&
LAT...LON 3359 8484 3355 8478 3350 8479 3341 8498
3344 8505 3350 8493
$$
GAC121-120330-
/O.CON.KFFC.FL.W.0428.000000T0000Z-000000T0000Z/
/WDCG1.1.ER.201011T0600Z.201011T1201Z.000000T0000Z.NO/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Woodall Creek near Atlanta.
* Until further notice.
* At 10:47 AM EDT Sunday the stage was 15.1 feet and falling.
* Flood stage is 15.0 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 15.0 feet, Flood stage is reached. Minor flooding
begins upstream and downstream from the gage on Defoors Ferry
Road. This includes low portions of the athletic track and fields
upstream and on the right bank. Maximum flow will be passing
through the concrete box culvert under the road. The water level
will be hitting the road bed around 6 feet above the culvert. Some
erosion may occur.
&&
LAT...LON 3381 8440 3380 8447 3382 8448 3383 8446
$$
GAC139-311-120330-
/O.CON.KFFC.FL.W.0427.000000T0000Z-000000T0000Z/
/DCNG1.1.ER.201011T0557Z.201011T1030Z.000000T0000Z.NR/
1116 AM EDT Sun Oct 11 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Chattahoochee River near Cornelia.
* Until further notice.
* At 10:45 AM EDT Sunday the stage was 17.1 feet and falling.
* Flood stage is 14.0 feet.
* Minor flooding is occurring. This approaches the flood of record.
* Forecast...No forecast is available for this location.
&&
LAT...LON 3463 8368 3469 8364 3455 8358 3443 8365
3446 8371 3455 8365
$$240
WGUS82 KFFC 111920
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
320 PM EDT Sun Oct 11 2020
...The Flood Warning is extended for the following rivers in
Georgia...
Etowah River near Dawsonville affecting Dawson and Forsyth
Counties.
Chattahoochee River near Roswell affecting Fulton County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
This will be the last river flood statement on this event. Stay
tuned to developments.
Additional information is available at weather.gov/atlanta.
GAC085-117-120030-
/O.EXT.KFFC.FL.W.0421.000000T0000Z-201012T0022Z/
/DWSG1.1.ER.201011T0357Z.201011T0815Z.201011T1822Z.NR/
320 PM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until this evening...
The Flood Warning continues for
the Etowah River near Dawsonville.
* Until this evening.
* At 2:00 PM EDT Sunday the stage was 13.2 feet.
* Flood stage is 13 feet.
* Minor flooding is occurring. This approaches the flood of record.
* Forecast...The river is expected to fall to 4.8 feet Friday
morning.
* Impact...At 13 feet, Flood Stage is reached and minor flooding
begins in south Dawson county. Minor flooding continues on
Nicholson Road in northwest Forsyth county. The water will be
around one foot deep on the road.
&&
LAT...LON 3441 8408 3436 8404 3435 8411 3428 8425
3434 8427 3440 8417
$$
GAC121-120130-
/O.EXT.KFFC.FL.W.0419.000000T0000Z-201012T0120Z/
/RWLG1.1.ER.201011T0419Z.201011T1045Z.201011T1920Z.UU/
320 PM EDT Sun Oct 11 2020
...The Flood Warning is now in effect until late this evening...
The Flood Warning continues for
the Chattahoochee River near Roswell.
* Until this evening.
* At 2:02 PM EDT Sunday the stage was 9.7 feet.
* Flood stage is 9 feet.
* Minor flooding is occurring.
* Forecast...The river is expected to fall below flood stage late
this afternoon and continue falling to 4.5 feet Friday morning.
* Impact...At 10 feet, Minor flooding continues. The water is one
foot deep in the Ace Sand Company office and begins to flood a
warehouse. Flooding expands into the parkings lots of Don White
Memorial Park on Riverside Road...and the Azalea Park on Azalea
Drive west of Roswell Road. Water begins to flood the tennis
courts at the Huntcliff Club across from Azalea Park and is one
foot deep over the road leading to the horse stables. The storm
drains will stop functioning at Riverside Road and Northcliff
Trace.
&&
LAT...LON 3402 8426 3396 8426 3397 8434 3396 8435
3398 8441 3404 8434
$$326
WGUS82 KFFC 111928
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
328 PM EDT Sun Oct 11 2020
...The Flood Warning is cancelled for the following rivers in
Georgia...
Etowah River near Dawsonville affecting Dawson and Forsyth
Counties.
GAC085-117-112030-
/O.CAN.KFFC.FL.W.0421.000000T0000Z-201011T1928Z/
/DWSG1.1.ER.700119T1306Z.700119T1306Z.700119T1307Z.NR/
328 PM EDT Sun Oct 11 2020
...The Flood Warning for the Etowah River near Dawsonville has been
cancelled...
The Flood Warning is cancelled for
the Etowah River near Dawsonville.
* At 3:00 PM EDT Sunday the stage was 12.5 feet.
* Flood stage is 13 feet.
* Forecast...The river is expected to fall to 4.8 feet Friday
morning.
&&
LAT...LON 3441 8408 3436 8404 3435 8411 3428 8425
3434 8427 3440 8417
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 10, 8:00 PM EDT | Special Weather Statement | FFC | Fulton | 30 min |
| Oct 10, 8:06 PM EDT | Tornado Warning | FFC | DeKalb | 24 min |
| Oct 10, 8:33 PM EDT | Tornado Warning | FFC | DeKalb, Gwinnett | 27 min |
| Oct 10, 8:36 PM EDT | Special Weather Statement | FFC | Rockdale | 24 min |
| Oct 10, 8:55 PM EDT | Flash Flood Warning | FFC | Clayton, Cobb, DeKalb, Fulton | 6 hr |
| Oct 10, 8:59 PM EDT | Special Weather Statement | FFC | Clayton | 31 min |
| Oct 10, 9:32 PM EDT | River Flood Warning | FFC | DeKalb | 7 hr |
| Oct 10, 9:44 PM EDT | River Flood Warning | FFC | Fulton | 4 hr |
| Oct 10, 9:46 PM EDT | Special Weather Statement | FFC | Barrow | 29 min |
| Oct 10, 9:53 PM EDT | Special Weather Statement | FFC | Clayton | 37 min |
| Oct 10, 10:03 PM EDT | Flash Flood Warning | FFC | Clayton, DeKalb, Forsyth, Fulton, Gwinnett, Henry and 1 more | 6 hr |
| Oct 10, 10:05 PM EDT | River Flood Warning | FFC | Cobb | 6 hr |
| Oct 10, 10:08 PM EDT | River Flood Warning | FFC | DeKalb | 21 days |
| Oct 10, 10:12 PM EDT | River Flood Warning | FFC | DeKalb, Fulton | 21 days |
| Oct 10, 10:13 PM EDT | River Flood Warning | FFC | DeKalb, Fulton | 32 hr |
| Oct 10, 10:15 PM EDT | River Flood Warning | FFC | DeKalb | 4 hr |
| Oct 10, 10:18 PM EDT | River Flood Warning | FFC | Fulton, Gwinnett | 12 hr |
| Oct 10, 10:23 PM EDT | River Flood Warning | FFC | Forsyth, Fulton | 50 hr |
| Oct 10, 10:25 PM EDT | River Flood Warning | FFC | Fulton | 60 min |
| Oct 10, 10:28 PM EDT | River Flood Warning | FFC | DeKalb, Fulton | 7 hr |
| Oct 10, 10:36 PM EDT | Flash Flood Warning | FFC | Banks, Barrow, Dawson, Forsyth, Gwinnett, Hall and 2 more | 6 hr |
| Oct 10, 10:43 PM EDT | River Flood Warning | FFC | DeKalb | 2 hr |
| Oct 10, 10:54 PM EDT | River Flood Warning | FFC | DeKalb, Fulton | 4 hr |
| Oct 10, 10:56 PM EDT | River Flood Warning | FFC | Cobb, Fulton | 28 hr |
| Oct 10, 10:58 PM EDT | River Flood Warning | FFC | Cobb, Fulton | 24 hr |
| Oct 10, 10:58 PM EDT | River Flood Warning | FFC | DeKalb | 3 hr |
| Oct 10, 11:01 PM EDT | River Flood Warning | FFC | Fulton | 20 hr |
| Oct 10, 11:06 PM EDT | River Flood Warning | FFC | DeKalb | 2 hr |
| Oct 10, 11:12 PM EDT | River Flood Warning | FFC | Cobb, Fulton | 26 hr |
| Oct 10, 11:23 PM EDT | River Flood Warning | FFC | Forsyth | 5 hr |
| Oct 10, 11:26 PM EDT | River Flood Warning | FFC | Gwinnett | 23 hr |
| Oct 10, 11:31 PM EDT | River Flood Warning | FFC | Carroll, Coweta, Heard | 45 hr |
| Oct 10, 11:39 PM EDT | River Flood Warning | FFC | Gwinnett | 3 hr |
| Oct 10, 11:40 PM EDT | River Flood Warning | FFC | Gwinnett | 4 hr |
| Oct 11, 12:03 AM EDT | River Flood Warning | FFC | Gwinnett | 21 days |
| Oct 11, 12:16 AM EDT | River Flood Warning | FFC | Fulton, Gwinnett | 25 hr |
| Oct 11, 12:19 AM EDT | River Flood Warning | FFC | Fulton | 16 hr |
| Oct 11, 12:20 AM EDT | River Flood Warning | FFC | Forsyth | 20 hr |
| Oct 11, 12:23 AM EDT | River Flood Warning | FFC | DeKalb | 4 hr |
| Oct 11, 12:47 AM EDT | Special Weather Statement | FFC | White | 58 min |
| Oct 11, 1:05 AM EDT | River Flood Warning | FFC | Fulton | 21 days |
| Oct 11, 1:25 AM EDT | River Flood Warning | FFC | Cobb | 116 min |
| Oct 11, 1:41 AM EDT | River Flood Warning | FFC | Dawson | 9 hr |
| Oct 11, 1:51 AM EDT | Flash Flood Warning | FFC | White | 6 hr |
| Oct 11, 2:01 AM EDT | River Flood Warning | FFC | Coweta | 24 min |
| Oct 11, 2:06 AM EDT | River Flood Warning | FFC | Hall, White | 21 days |
| Oct 11, 2:19 AM EDT | River Flood Warning | FFC | Fulton | 21 days |
| Oct 11, 2:22 AM EDT | River Flood Warning | FFC | Gwinnett, Walton | 21 days |
| Oct 11, 2:53 AM EDT | River Flood Warning | FFC | Cobb, Fulton | 19 hr |
| Oct 11, 2:57 AM EDT | River Flood Warning | FFC | DeKalb, Fulton | 2 hr |
| Oct 11, 3:01 AM EDT | River Flood Warning | FFC | DeKalb | 12 hr |
| Oct 11, 3:07 AM EDT | Areal Flood Warning | FFC | Banks, Barrow, Cherokee, Clayton, Cobb, Dawson and 11 more | 3 hr |
| Oct 11, 4:34 AM EDT | River Flood Warning | FFC | Cherokee | 12 hr |
| Oct 11, 4:37 AM EDT | River Flood Warning | FFC | DeKalb | 21 days |
| Oct 11, 6:42 AM EDT | River Flood Warning | FFC | DeKalb, Rockdale | 30 hr |
| Oct 11, 7:03 AM EDT | River Flood Warning | FFC | Coweta, Fayette, Spalding | 18 hr |
| Oct 11, 11:25 AM EDT | River Flood Warning | FFC | Cobb | 10 hr |
| Oct 11, 3:10 PM EDT | River Flood Warning | FFC | Clayton, Fayette, Spalding | 18 hr |
| Oct 11, 3:10 PM EDT | River Flood Warning | FFC | Cherokee | 14 hr |
| Oct 11, 3:10 PM EDT | River Flood Warning | FFC | DeKalb, Rockdale | 2 hr |
| Oct 11, 3:10 PM EDT | River Flood Warning | FFC | Barrow, Jackson | 15 hr |
| Oct 11, 3:10 PM EDT | River Flood Warning | FFC | Newton, Rockdale | 33 hr |
| Oct 11, 7:07 PM EDT | River Flood Warning | FFC | Fayette, Spalding | 39 hr |
| Oct 11, 7:12 PM EDT | River Flood Warning | FFC | Fulton | 18 hr |
| Oct 11, 7:29 PM EDT | River Flood Warning | FFC | DeKalb, Gwinnett | 8 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.