Alert archive / Georgia / River Flood Warnings in 2022

River Flood Warning 7, NWS Atlanta, GA

January 2, 2022Forsyth County, Fulton County, Georgia

NWS Atlanta, GA issued this river flood warning at Jan 2, 2022, 10:16 PM EST for Forsyth County, Fulton County, Georgia. It took effect at Jan 3, 2022, 12:05 AM EST. It was in force for 31 hr.

The area

The outline as issued.

The facts

Issued: Jan 2, 2022, 10:16 PM EST (03:16 UTC)
In effect from: Jan 3, 2022, 12:05 AM EST
Expired: Jan 4, 2022, 6:40 AM EST
In force: 31 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 03:17 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 8.07 ft at Jan 3, 2022, 2:00 PM EST.

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.

836 
WGUS42 KFFC 030316
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
1016 PM EST Sun Jan 2 2022

...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.

For the Big Creek...including Alpharetta...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.

&&


GAC117-121-031530-
/O.NEW.KFFC.FL.W.0007.220103T0505Z-220104T1631Z/
/APHG1.1.ER.220103T0505Z.220103T1800Z.220104T1030Z.NO/
1016 PM EST Sun Jan 2 2022

...FLOOD WARNING IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY 
MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Big Creek near Alpharetta.

* WHEN...Until late Tuesday morning.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 10:00 PM EST Sunday the stage was 6.5 feet.
  - Forecast...The river is expected to rise above flood stage
    just after midnight tonight to a crest of 7.9 feet early
    tomorrow afternoon. It will then fall below flood stage early
    Tuesday morning.
  - Flood stage is 7.0 feet.
  - Flood History...This crest compares to a previous crest of
    7.9 feet on 11/13/2020.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
      3404 8433 3407 8427


$$

4 follow-up statements

973 
WGUS82 KFFC 031020
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
520 AM EST Mon Jan 3 2022

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

  Big Creek near Alpharetta affecting Fulton and Forsyth Counties.

For the Big Creek...including Alpharetta...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.

&&


GAC117-121-032230-
/O.CON.KFFC.FL.W.0007.000000T0000Z-220104T1631Z/
/APHG1.1.ER.220103T0805Z.220103T1800Z.220104T1030Z.NO/
520 AM EST Mon Jan 3 2022

...FLOOD WARNING REMAINS IN EFFECT FROM EARLY THIS MORNING THROUGH 
TUESDAY MORNING...

* WHAT...Minor flooding will continue.

* WHERE...Big Creek near Alpharetta.

* WHEN...Until late tomorrow morning.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 5:00 AM EST Monday the stage was 7.3 feet and rising.
  - Forecast...The river is expected to rise to a crest of 7.9
    feet this afternoon. It will then fall below flood stage late
    tonight.
  - Flood stage is 7 feet.


&&

LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
      3404 8433 3407 8427


$$

927 
WGUS82 KFFC 031711
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
1211 PM EST Mon Jan 3 2022

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

  Big Creek near Alpharetta affecting Fulton and Forsyth Counties.

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.

&&


GAC117-121-040515-
/O.EXT.KFFC.FL.W.0007.000000T0000Z-220104T1648Z/
/APHG1.1.ER.220103T0805Z.220103T1630Z.220104T1048Z.NO/
1211 PM EST Mon Jan 3 2022

...FLOOD WARNING NOW IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY 
MORNING...

* WHAT...Minor flooding is occurring and forecast to continue

* WHERE...Big Creek near Alpharetta.

* WHEN...Until late tomorrow morning.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 11:45 AM EST Monday the stage was 8 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 11:45 AM EST Monday was 8 feet.
  - Forecast...The river is expected to fall below flood stage
    late tonight and continue falling to 2.7 feet Saturday
    morning.
  - Flood stage is 7 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
      3404 8433 3407 8427


$$

901 
WGUS82 KFFC 040228
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
928 PM EST Mon Jan 3 2022

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

  Big Creek near Alpharetta affecting Fulton and Forsyth Counties.

For the Big Creek...including Alpharetta...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.

&&


GAC117-121-041430-
/O.CON.KFFC.FL.W.0007.000000T0000Z-220104T1648Z/
/APHG1.1.ER.220103T0805Z.220103T1945Z.220104T1048Z.NO/
928 PM EST Mon Jan 3 2022

...FLOOD WARNING REMAINS IN EFFECT FROM THIS EVENING THROUGH TUESDAY 
MORNING...

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

* WHERE...Big Creek near Alpharetta.

* WHEN...Until late tomorrow morning.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 9:15 PM EST Monday the stage was 7.8 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 9:15 PM EST Monday was 8.1 feet.
  - Forecast...The river is expected to fall below flood stage
    late tonight and continue falling to 2.7 feet Saturday
    evening.
  - Flood stage is 7.0 feet.
  - Flood History...This crest compares to a previous crest of
    7.9 feet on 07/23/1997.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 3410 8425 3410 8420 3404 8425 3402 8430
      3404 8433 3407 8427


$$

169 
WGUS82 KFFC 041140
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
640 AM EST Tue Jan 4 2022

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

  Big Creek near Alpharetta affecting Fulton and Forsyth Counties.

GAC117-121-041245-
/O.CAN.KFFC.FL.W.0007.000000T0000Z-220104T1140Z/
/APHG1.1.ER.220103T0805Z.220103T1945Z.220104T1105Z.NO/
640 AM EST Tue Jan 4 2022

...FLOOD WARNING IS CANCELLED...

The Flood Warning is cancelled for
  the Big Creek near Alpharetta.

* ADDITIONAL DETAILS...
  - At 6:30 AM EST Tuesday the stage was 6.9 feet and falling.
  - 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
Jan 2, 7:41 PM EST	Special Weather Statement	FFC	Telfair, Toombs	34 min
Jan 2, 8:18 PM EST	Special Weather Statement	FFC	Toombs	27 min
Jan 2, 8:27 PM EST	Special Weather Statement	FFC	Telfair	33 min
Jan 2, 9:00 PM EST	Special Weather Statement	FFC	Montgomery, Toombs, Wheeler	45 min
Jan 2, 10:25 PM EST	River Flood Warning	FFC	Murray, Whitfield	24 hr

Nearby

River Flood Warnings in Georgia, 2022 Every river flood warning in 2022

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.