River Flood Warning 49, NWS Atlanta, GA

Issued

Jan 25, 2023, 10:13 AM EST (15:13 UTC)

Expired

Jan 25, 2023, 7:15 PM EST

In force

9 hr

Issued by

NWS Atlanta, GA

Area

Storm-based polygon

Flood severity

Minor

County Forsyth County, GA

The Atlanta radar (KFFC), 92 km from the middle of the area, began a volume at 15:16 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.

Written for the forecast point Big Creek at GA 9 near Cumming (CMGG1). The gauge peaked at 6.85 ft at Jan 25, 2023, 3:00 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.

013 
WGUS42 KFFC 251513
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
1013 AM EST Wed Jan 25 2023

...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.

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.

&&


GAC117-260100-
/O.NEW.KFFC.FL.W.0049.230125T1513Z-230126T0056Z/
/CMGG1.1.ER.230125T1508Z.230125T1700Z.230125T1855Z.UU/
1013 AM EST Wed Jan 25 2023

...FLOOD WARNING IN EFFECT FROM THIS MORNING TO THIS EVENING...

* WHAT...Minor flooding is forecast.

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

* WHEN...From this morning to this evening.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 9:45 AM EST Wednesday the stage was 5.9 feet and rising.
  - Forecast...The river is expected to rise to a crest of 6.3
    feet this afternoon. It will then fall below flood stage this
    afternoon.
  - Flood stage is 6 feet.


&&

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


$$

889 
WGUS82 KFFC 252017
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
317 PM EST Wed Jan 25 2023

...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.

&&


GAC117-260800-
/O.EXT.KFFC.FL.W.0049.000000T0000Z-230126T0749Z/
/CMGG1.1.ER.230125T1508Z.230125T2100Z.230126T0149Z.UU/
317 PM EST Wed Jan 25 2023

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

* WHAT...Minor flooding will continue.

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

* WHEN...Until just after midnight tonight.

* IMPACTS...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.

* ADDITIONAL DETAILS...
  - At 2:45 PM EST Wednesday the stage was 6.9 feet and cresting.
  - Forecast...The river is expected to fall below flood stage
    this evening and continue falling to 1.3 feet tomorrow
    morning.
  - Flood stage is 6 feet.


&&

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


$$

471 
WGUS82 KFFC 260015
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
715 PM EST Wed Jan 25 2023

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

  Big Creek at GA 9 near Cumming affecting Forsyth County.

GAC117-260115-
/O.CAN.KFFC.FL.W.0049.000000T0000Z-230126T0015Z/
/CMGG1.1.ER.230125T1508Z.230125T1945Z.230125T2247Z.UU/
715 PM EST Wed Jan 25 2023

...FLOOD WARNING IS CANCELLED...

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

* ADDITIONAL DETAILS...
  - At 6:45 PM EST Wednesday the stage was 5.4 feet and falling.
  - Forecast...The river is expected to fall to 3 feet late this
    evening.


&&

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


$$

River Flood Warnings in Georgia, 2023Every river flood warning in 2023

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.