Alert archive / Georgia / River Flood Warnings in 2021

River Flood Warning 9, NWS Atlanta, GA

February 19, 2021Johnson County, Washington County, Wilkinson County, Georgia

NWS Atlanta, GA issued this river flood warning at Feb 19, 2021, 5:10 AM EST for Johnson County, Washington County, Wilkinson County, Georgia. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued: Feb 19, 2021, 5:10 AM EST (10:10 UTC)
Expired: Feb 19, 2021, 1:09 PM EST
In force: 8 hr
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Flood severity: Minor

Counties Johnson County, GA, Washington County, GA, Wilkinson County, GA

The radar

The Robins AFB radar (KJGX), 37 km from the middle of the area, began a volume at 10:11 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 Oconee River below Oconee (OCNG1). The gauge peaked at 17.61 ft at Feb 18, 2021, 10:00 AM EST.

Action stage: 14 ft
Minor stage: 17 ft
Moderate stage: 21 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02223248, 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.

866 
WGUS42 KFFC 191010
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
510 AM EST Fri Feb 19 2021

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

  Oconee River near Oconee affecting Wilkinson, Washington and 
  Johnson Counties.

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.


GAC167-303-319-191815-
/O.NEW.KFFC.FL.W.0009.210219T1010Z-210219T1809Z/
/OCNG1.1.ER.210217T1615Z.210218T1630Z.210221T1200Z.NO/
510 AM EST Fri Feb 19 2021

The National Weather Service in Peachtree City has issued a

* Flood Warning for
  the Oconee River near Oconee.
* From early this morning to this afternoon.
* At 4:45 AM EST Friday the stage was 17.5 feet and nearly steady.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 17.6 feet 
  this evening. It will then fall below flood stage Sunday morning.
* Impact...At 18.0 feet, The water level begins to flood portions of 
  the dirt parking lot area near the Old Balls Ferry Road boat 
  ramp...just upstream and rightbank from the Georgia Highway 57 
  bridge. Minor flooding continues in the woodlands near the river.


&&

LAT...LON 3284 8303 3288 8298 3279 8292 3267 8289
      3265 8298 3278 8300

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 19, 7:40 AM EST	River Flood Warning	FFC	Whitfield	16 hr
Feb 19, 3:18 PM EST	River Flood Warning	FFC	Johnson, Washington, Wilkinson	42 hr

Nearby

River Flood Warnings in Georgia, 2021 Every river flood warning in 2021

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.