Alert archive / Georgia / River Flood Warnings in 2021

River Flood Warning 148, NWS Atlanta, GA

August 19, 2021Gwinnett County, Georgia

NWS Atlanta, GA issued this river flood warning at Aug 19, 2021, 5:32 PM EDT for Gwinnett County, Georgia. It was in force for 112 min.

The area

The outline as issued.

The facts

Issued
Aug 19, 2021, 5:32 PM EDT (21:32 UTC)
Expired
Aug 19, 2021, 7:24 PM EDT
In force
112 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

County Gwinnett County, GA

The radar

The Atlanta radar (KFFC), 79 km from the middle of the area, began a volume at 21:35 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 Pew Creek at Patterson Road near Lawrenceville (LAWG1). The gauge peaked at 11.04 ft at Aug 19, 2021, 6:00 PM EDT.

actionminormoderate51008/1908/20
Action stage
9 ft
Minor stage
11 ft
Moderate stage
13 ft
Major stage
17 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02205522, 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.

494 
WGUS42 KFFC 192132
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
532 PM EDT Thu Aug 19 2021

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

  Pew Creek near Lawrenceville affecting Gwinnett County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Caution is urged when walking near riverbanks.

Additional information is available at weather.gov/atlanta.

&&


GAC135-200530-
/O.NEW.KFFC.FL.W.0148.210819T2132Z-210820T0530Z/
/LAWG1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.UU/
532 PM EDT Thu Aug 19 2021

The National Weather Service in Peachtree City has issued a

* Flood Warning for
  the Pew Creek near Lawrenceville.
* From this afternoon to just after midnight tonight.
* At 5:15 PM EDT Thursday the stage was 9.9 feet, and rising.
* Flood stage is 11 feet.
* Minor flooding is expected to develop.
* Forecast...No forecast is available for this location.
* Impact...At 9 feet, bankfull is reached upstream and downstream 
  from the river gauge at Patterson Road.
* Impact...At 11 feet, minor flooding of the natural flood plain 
  begins. The parking lot of the Saratoga Swim and Tennis Club 
  downstream from the river gauge begins to flood.


&&

LAT...LON 3395 8406 3397 8400 3390 8398 3388 8404
      3389 8408 3392 8409

$$
2 follow-up statements
826 
WGUS42 KFFC 192231
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
631 PM EDT Thu Aug 19 2021

...Observed flooding changed to Minor severity for the following 
rivers in Georgia...

  Pew Creek near Lawrenceville affecting Gwinnett County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Caution is urged when walking near riverbanks.

Additional information is available at weather.gov/atlanta.

&&


GAC135-200530-
/O.CON.KFFC.FL.W.0148.000000T0000Z-210820T0530Z/
/LAWG1.1.ER.210819T2158Z.210819T2215Z.000000T0000Z.UU/
631 PM EDT Thu Aug 19 2021

...Observed flooding increased to Minor severity...

The Flood Warning continues for
  the Pew Creek near Lawrenceville.
* Until just after midnight tonight.
* At 6:15 PM EDT Thursday the stage was 11.2 feet, and rising.
* Flood stage is 11 feet.
* Minor flooding is occurring.
* Forecast...No forecast is available for this location.
* Impact...At 11 feet, minor flooding of the natural flood plain 
  occurs and the parking lot of the Saratoga Swim and Tennis Club 
  downstream from the river gauge begins to flood.


&&

LAT...LON 3395 8406 3397 8400 3390 8398 3388 8404
      3389 8408 3392 8409

$$
371 
WGUS82 KFFC 192324
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
724 PM EDT Thu Aug 19 2021

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

  Pew Creek near Lawrenceville affecting Gwinnett County.

GAC135-200030-
/O.CAN.KFFC.FL.W.0148.000000T0000Z-210819T2324Z/
/LAWG1.1.ER.210819T2158Z.210819T2215Z.210819T2243Z.UU/
724 PM EDT Thu Aug 19 2021

...The Flood Warning for the Pew Creek near Lawrenceville has been 
cancelled...

The Flood Warning is cancelled for
  the Pew Creek near Lawrenceville.
* At 7:15 PM EDT Thursday the stage was 9.4 feet, and falling.
* Flood stage is 11 feet.
* Forecast...No forecast is available for this location.


&&

LAT...LON 3395 8406 3397 8400 3390 8398 3388 8404
      3389 8408 3392 8409

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 8:13 PM EDTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs16 hr
Aug 19, 1:54 PM EDTSpecial Weather StatementFFCBartow36 min
Aug 19, 2:21 PM EDTSpecial Weather StatementFFCTwiggs24 min
Aug 19, 2:23 PM EDTSpecial Weather StatementFFCWhite22 min
Aug 19, 2:32 PM EDTSpecial Weather StatementFFCHaralson28 min
Aug 19, 3:07 PM EDTSpecial Weather StatementFFCPolk23 min
Aug 19, 3:12 PM EDTSpecial Weather StatementFFCHall33 min
Aug 19, 3:24 PM EDTSpecial Weather StatementFFCFulton36 min
Aug 19, 3:33 PM EDTFlash Flood WarningFFCPolk3 hr
Aug 19, 3:38 PM EDTSpecial Weather StatementFFCBanks22 min
Aug 19, 4:04 PM EDTSpecial Weather StatementFFCDeKalb, Gwinnett26 min
Aug 19, 4:35 PM EDTSpecial Weather StatementFFCGwinnett25 min
Aug 19, 4:41 PM EDTRiver Flood WarningFFCPolk6 hr
Aug 19, 5:01 PM EDTSpecial Weather StatementFFCBarrow, Walton29 min
Aug 19, 5:04 PM EDTSpecial Weather StatementFFCJasper, Newton26 min
Aug 19, 5:13 PM EDTSpecial Weather StatementFFCMeriwether32 min
Aug 19, 5:36 PM EDTSpecial Weather StatementFFCMorgan24 min
Aug 19, 6:11 PM EDTSpecial Weather StatementFFCUpson34 min

Nearby

River Flood Warnings in Georgia, 2021Every 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.