Alert archive / Georgia / River Flood Warnings in 2020
River Flood Warning 461, NWS Atlanta, GA
NWS Atlanta, GA issued this river flood warning at Oct 29, 2020, 5:05 AM EDT for Forsyth County, Fulton County, Georgia. It took effect at Oct 29, 2020, 3:00 PM EDT. It was in force for 22 hr.
The area
The outline as issued.
The facts
- Issued
- Oct 29, 2020, 5:05 AM EDT (09:05 UTC)
- In effect from
- Oct 29, 2020, 3:00 PM EDT
- Expired
- Oct 30, 2020, 12:56 PM EDT
- In force
- 22 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Forsyth County, GA, Fulton County, GA
The radar
The Atlanta radar (KFFC), 83 km from the middle of the area, began a volume at 09:05 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 near Alpharetta (APHG1). The gauge peaked at 7.04 ft at Oct 30, 2020, 9:00 AM EDT.
- Action stage
- 6 ft
- Minor stage
- 7 ft
- Moderate stage
- 11 ft
- Major stage
- 13 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 02335700, 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.
878
WGUS42 KFFC 290905
FLWFFC
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
505 AM EDT Thu Oct 29 2020
...The National Weather Service in Peachtree City GA has issued a
Flood Warning for the following rivers in Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional information is available at weather.gov/atlanta.
GAC117-121-292115-
/O.NEW.KFFC.FL.W.0461.201029T1900Z-201031T1800Z/
/APHG1.1.ER.201029T1900Z.201030T1800Z.201031T1200Z.NO/
505 AM EDT Thu Oct 29 2020
The National Weather Service in Peachtree City has issued a
* Flood Warning for
the Big Creek near Alpharetta.
* From this afternoon to Saturday afternoon.
* At 4:45 AM EDT Thursday the stage was 4.7 feet and rising.
* Flood stage is 7.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this
afternoon to a crest of 8.3 feet early Friday afternoon. It will
then fall below flood stage Saturday morning.
* Impact...At 8.0 feet, Minor flooding continues to expand further
into the woodlands and fields along the creek from near Cumming in
south Forsyth County to Alpharetta and Roswell in north Fulton
County. Additional portions of The Big Creek Greenway have minor
flooding with 1 to 2 feet of water. Most of the walking and biking
paths will be closed...especially upstream and downstream from the
gage on Kimball Bridge Road and near Rock Mill Park. Portions of
the YMCA Campground off Preston Ridge Road will flood.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$6 follow-up statements
653
WGUS82 KFFC 291854
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
254 PM EDT Thu Oct 29 2020
...The Flood Warning continues for the following rivers in Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at weather.gov/atlanta.
GAC117-121-300700-
/O.CON.KFFC.FL.W.0461.201029T1900Z-201031T1800Z/
/APHG1.1.ER.201030T0600Z.201030T0600Z.201031T0000Z.NO/
254 PM EDT Thu Oct 29 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Big Creek near Alpharetta.
* Until Saturday afternoon.
* At 2:45 PM EDT Thursday the stage was 6.6 feet.
* Flood stage is 7 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage just
after midnight tonight where it will crest. It will then fall
below flood stage Friday evening.
* Impact...At 7 feet, Flood Stage is reached. Minor flooding of
woodlands and fields begin along the creek between Cumming in
Forsyth County to Alpharetta and Roswell in North Fulton County.
Flooding starts to effect portions of The Big Creek Greenway near
Alpharetta and some portions may become closed with around one
foot of water, especially upstream and downstream from the gage on
Kimball Bridge Road and near Rock Mill Park. Portions of the YMCA
Campground off Preston Ridge Road will begin to flood.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$541
WGUS82 KFFC 300150
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
950 PM EDT Thu Oct 29 2020
...The Flood Warning continues for the following rivers in Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at weather.gov/atlanta.
GAC117-121-301400-
/O.CON.KFFC.FL.W.0461.000000T0000Z-201031T1800Z/
/APHG1.1.ER.201030T1200Z.201030T1200Z.201030T1800Z.NO/
950 PM EDT Thu Oct 29 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Big Creek near Alpharetta.
* Until Saturday afternoon.
* At 8:45 PM EDT Thursday the stage was 6.8 feet.
* Flood stage is 7 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage Friday
morning to a crest of 7 feet. It will then fall below flood stage
early Friday afternoon.
* Impact...At 7 feet, Flood Stage is reached. Minor flooding of
woodlands and fields begin along the creek between Cumming in
Forsyth County...to Alpharetta and Roswell in North Fulton
County. Flooding starts to effect portions of The Big Creek
Greenway near Alpharetta and some portions may become closed with
around one foot of water...especially upstream and downstream from
the gage on Kimball Bridge Road and near Rock Mill Park. Portions
of the YMCA Campground off Preston Ridge Road will begin to flood.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$
SK377
WGUS82 KFFC 300908
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
508 AM EDT Fri Oct 30 2020
...The Flood Warning continues for the following rivers in Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at weather.gov/atlanta.
GAC117-121-302115-
/O.CON.KFFC.FL.W.0461.000000T0000Z-201031T1800Z/
/APHG1.1.ER.201030T1200Z.201030T1200Z.201030T1800Z.NO/
508 AM EDT Fri Oct 30 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Big Creek near Alpharetta.
* Until Saturday afternoon.
* At 4:45 AM EDT Friday the stage was 6.9 feet.
* Flood stage is 7.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to reach flood stage this morning
with a crest of 7.0 feet. It will then fall below flood stage this
afternoon.
* Impact...At 7.0 feet, Flood Stage is reached. Minor flooding of
woodlands and fields begin along the creek between Cumming in
Forsyth County...to Alpharetta and Roswell in North Fulton
County. Flooding starts to effect portions of The Big Creek
Greenway near Alpharetta and some portions may become closed with
around one foot of water...especially upstream and downstream from
the gage on Kimball Bridge Road and near Rock Mill Park. Portions
of the YMCA Campground off Preston Ridge Road will begin to flood.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$346
WGUS82 KFFC 301201
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
801 AM EDT Fri Oct 30 2020
...The Flood Warning continues for the following rivers in Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at weather.gov/atlanta.
GAC117-121-310015-
/O.CON.KFFC.FL.W.0461.000000T0000Z-201031T1800Z/
/APHG1.1.ER.201030T1045Z.201030T1145Z.201030T1800Z.NO/
801 AM EDT Fri Oct 30 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Big Creek near Alpharetta.
* Until Saturday afternoon.
* At 7:45 AM EDT Friday the stage was 7 feet.
* Flood stage is 7 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage this
afternoon and continue falling to 2.8 feet Tuesday evening.
* Impact...At 7 feet, Flood Stage is reached. Minor flooding of
woodlands and fields begin along the creek between Cumming in
Forsyth County, to Alpharetta and Roswell in North Fulton County.
Flooding starts to effect portions of The Big Creek Greenway near
Alpharetta and some portions may become closed with around one
foot of water, especially upstream and downstream from the gage on
Kimball Bridge Road and near Rock Mill Park. Portions of the YMCA
Campground off Preston Ridge Road will begin to flood.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$421
WGUS82 KFFC 301422
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
1022 AM EDT Fri Oct 30 2020
...The Flood Warning continues for the following rivers in Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.
Additional information is available at weather.gov/atlanta.
GAC117-121-310230-
/O.CON.KFFC.FL.W.0461.000000T0000Z-201031T1800Z/
/APHG1.1.ER.201030T1045Z.201031T0000Z.201031T1108Z.NO/
1022 AM EDT Fri Oct 30 2020
...The Flood Warning remains in effect...
The Flood Warning continues for
the Big Creek near Alpharetta.
* Until Saturday afternoon.
* At 9:45 AM EDT Friday the stage was 7.1 feet.
* Flood stage is 7 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 7.6 feet
this evening. It will then fall below flood stage Saturday morning.
* Impact...At 8 feet, Minor flooding continues to expand further
into the woodlands and fields along the creek from near Cumming in
south Forsyth County to Alpharetta and Roswell in north Fulton
County. Additional portions of The Big Creek Greenway have minor
flooding with 1 to 2 feet of water. Most of the walking and biking
paths will be closed...especially upstream and downstream from the
gage on Kimball Bridge Road and near Rock Mill Park. Portions of
the YMCA Campground off Preston Ridge Road will flood.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$485
WGUS82 KFFC 301656
FLSFFC
Flood Statement
National Weather Service Peachtree City GA
1256 PM EDT Fri Oct 30 2020
...The Flood Warning is cancelled for the following rivers in
Georgia...
Big Creek near Alpharetta affecting Fulton and Forsyth Counties.
GAC117-121-301800-
/O.CAN.KFFC.FL.W.0461.000000T0000Z-201030T1656Z/
/APHG1.1.ER.700119T1334Z.700119T1334Z.700119T1334Z.NO/
1256 PM EDT Fri Oct 30 2020
...The Flood Warning for the Big Creek near Alpharetta has been
cancelled...
The Flood Warning is cancelled for
the Big Creek near Alpharetta.
* At 12:45 PM EDT Friday the stage was 6.8 feet, and falling.
* Flood stage is 7 feet.
* Forecast...The creek will continue to fall.
&&
LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
3404 8433 3407 8427
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 28, 8:43 PM EDT | Wind Advisory | FFC | Baldwin, Bibb, Bleckley, Butts, Carroll, Chattahoochee and 52 more | 14 hr |
| Oct 29, 3:44 AM EDT | Special Weather Statement | FFC | Haralson, Polk | 31 min |
| Oct 29, 3:50 AM EDT | Special Weather Statement | FFC | Heard | 25 min |
| Oct 29, 3:55 AM EDT | Special Weather Statement | FFC | Catoosa, Chattooga, Dade, Walker, Whitfield | 65 min |
| Oct 29, 4:10 AM EDT | Special Weather Statement | FFC | Floyd | 50 min |
| Oct 29, 4:17 AM EDT | Special Weather Statement | FFC | Heard | 28 min |
| Oct 29, 4:36 AM EDT | Special Weather Statement | FFC | Bartow, Fannin, Gilmer, Gordon, Murray, Pickens | 54 min |
| Oct 29, 4:56 AM EDT | Special Weather Statement | FFC | Catoosa, Chattooga, Dade, Walker, Whitfield | 49 min |
| Oct 29, 5:11 AM EDT | Special Weather Statement | FFC | Dawson, Lumpkin, Towns, Union, White | 49 min |
| Oct 29, 5:30 AM EDT | Special Weather Statement | FFC | Fannin, Gilmer, Murray | 30 min |
| Oct 29, 5:57 AM EDT | Special Weather Statement | FFC | Towns, Union, White | 33 min |
| Oct 29, 7:40 AM EDT | River Flood Warning | FFC | Towns | 3 hr |
| Oct 29, 8:29 AM EDT | River Flood Warning | FFC | Union | 6 hr |
| Oct 29, 8:34 AM EDT | River Flood Warning | FFC | Towns | 14 hr |
| Oct 29, 10:11 AM EDT | River Flood Warning | FFC | Forsyth | 7 hr |
| Oct 29, 10:22 AM EDT | River Flood Warning | FFC | Union | 2 hr |
| Oct 29, 1:47 PM EDT | River Flood Warning | FFC | Whitfield | 8 hr |
| Oct 29, 7:40 PM EDT | River Flood Warning | FFC | Dawson, Forsyth | 5 hr |
| Oct 29, 7:43 PM EDT | Wind Advisory | FFC | Banks, Barrow, Bartow, Carroll, Catoosa, Chattooga and 40 more | 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.