Alert archive / Georgia / River Flood Warnings in 2017

River Flood Warning 69, NWS Atlanta, GA

July 17, 2017Gwinnett County, Georgia

NWS Atlanta, GA issued this river flood warning at Jul 17, 2017, 4:10 AM EDT for Gwinnett County, Georgia. It was in force for 9 hr.

The area

The outline as issued.

The facts

Issued
Jul 17, 2017, 4:10 AM EDT (08:10 UTC)
Expired
Jul 17, 2017, 12:42 PM EDT
In force
9 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
Minor

County Gwinnett County, GA

The radar

The Atlanta radar (KFFC), 77 km from the middle of the area, began a volume at 08:14 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 Sweetwater Creek (E ATL) at Club Drive near Lilburn (STWG1). The gauge peaked at 12.23 ft at Jul 17, 2017, 8:00 AM EDT.

actionminormoderate5101507/1707/18
Action stage
9 ft
Minor stage
11 ft
Moderate stage
15 ft
Major stage
19 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02205865, 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.

427 
WGUS42 KFFC 170810
FLWFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
410 AM EDT Mon Jul 17 2017

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

  Sweetwater Creek near Lilburn affecting Gwinnett County


.Recent heavy rainfall has caused significant runoff into streams and
rivers which will cause flooding in some areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

All persons with interests along the river should monitor the latest
forecasts...and be prepared to take necessary precautions to protect
life and property.

The latest stage data was furnished in cooperation with the United 
States Geological Survey.

&&

GAC135-171642-
/O.NEW.KFFC.FL.W.0069.170717T0810Z-170717T1642Z/
/STWG1.1.ER.170717T0801Z.170717T0900Z.170717T1042Z.UU/
410 AM EDT Mon Jul 17 2017

The National Weather Service in Peachtree City has issued a
* Flood Warning for 
  The Sweetwater Creek near Lilburn.
* From early this morning until this afternoon.
* At 4 AM Monday the stage was 11.0 feet...and rising.
* Minor flooding is forecast.
* Flood stage is 11.0 feet.
* Forecast to rise to near 11.9 feet by early this morning.The river 
  will fall below flood stage by later this morning.
* At 11.0 feet...Flood stage is reached. Minor flooding will occur in
  portions of the Northwood Country Club Golf Course upstream from 
  the gage on Club Drive...and in the woodland areas downstream from 
  the gage and for the next four miles until the creek merges with 
  the Yellow River. An old concrete golf cart bridge around 300 feet 
  downstream from the gage will begin to flood.
* This crest compares to a previous crest of 11.9 feet on Apr 7 2014.
  

&&

LAT...LON 3398 8414 3398 8407 3391 8406 3389 8408 3389 8412


$$
2 follow-up statements
813 
WGUS82 KFFC 171157
FLSFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Statement
National Weather Service Peachtree City GA
757 AM EDT Mon Jul 17 2017

...The Flood Warning is cancelled for the following rivers in 
Georgia...
 
  Suwanee Creek near Suwanee affecting Gwinnett County

 
...The Flood Warning continues for the following rivers in Georgia...
 
  Sweetwater Creek near Lilburn affecting Gwinnett County 

 
GAC135-172325-
/O.EXT.KFFC.FL.W.0069.000000T0000Z-170717T2325Z/
/STWG1.1.ER.170717T0801Z.170717T1300Z.170717T1725Z.UU/
757 AM EDT Mon Jul 17 2017

...Flood Warning extended until this evening...The Flood Warning 
continues for
  The Sweetwater Creek near Lilburn.
* Until this evening.
* At 7 AM Monday the stage was 12.1 feet...and rising.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 11.0 feet.
* The creek will continue rising to near 12.5 feet by late this 
  morning. The creek will fall below flood stage this afternoon.
* At 13.0 feet...Minor flooding will continue to expand further into 
  the Northwood Country Club Golf Course upstream from the gage on 
  Club Drive...and in the woodland areas downstream from the gage...
  and for the next four miles until the creek merges with the Yellow 
  River. An old concrete golf cart bridge around 300 feet downstream 
  from the gage will be around two feet under water.
* This crest compares to a previous crest of 12.6 feet on May 3 2010.
  

&&

LAT...LON 3398 8414 3398 8407 3391 8406 3389 8408 3389 8412


$$

GAC135-171227-
/O.CAN.KFFC.FL.W.0070.000000T0000Z-170717T2352Z/
/SWEG1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
757 AM EDT Mon Jul 17 2017

The Flood Warning is cancelled for
  The Suwanee Creek near Suwanee.
* This takes effect immediately.
* At 7 AM Monday the stage was 7.8 feet...and steady.
* Flood stage is 8.0 feet.
* The creek will begin to fall this morning.
* At 8.0 feet...Flood Stage is reached. Minor flooding begins along 
  the creek upstream and downstream from the gage at U S Highway 23 
  or Buford Highway. Portions of the Suwanee Creek Park off of 
  Suwanee Creek Trail begin to flood to Martin Farm Road. This will 
  also include areas behind the Suwanee Elementary School and the 
  George Pierce Park.
* This crest compares to a previous crest of 8.0 feet on Dec 1 2010.  

&&

LAT...LON 3412 8403 3410 8396 3403 8398 3401 8413
      3403 8412 3406 8409             

$$
861 
WGUS82 KFFC 171622
FLSFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Statement
National Weather Service Peachtree City GA
1222 PM EDT Mon Jul 17 2017

...The Flood Warning is cancelled for the following rivers in 
Georgia...
 
  Sweetwater Creek near Lilburn affecting Gwinnett County

 
GAC135-171652-
/O.CAN.KFFC.FL.W.0069.000000T0000Z-170717T2325Z/
/STWG1.1.ER.170717T0801Z.170717T1200Z.170717T1519Z.UU/
1222 PM EDT Mon Jul 17 2017

The Flood Warning is cancelled for
  The Sweetwater Creek near Lilburn.
* At 12PM Monday the stage was 10.4 feet...and falling.
* Flood stage is 11.0 feet.
* The creek/river will continue to fall.
  

&&

LAT...LON 3398 8414 3398 8407 3391 8406 3389 8408 3389 8412


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 16, 10:08 PM EDTSpecial Weather StatementFFCBanks, Towns, White37 min
Jul 16, 10:37 PM EDTSpecial Weather StatementFFCBanks, Towns, White38 min
Jul 16, 11:13 PM EDTSpecial Weather StatementFFCBanks, Dawson, Hall, Lumpkin, White62 min
Jul 17, 3:13 AM EDTSpecial Weather StatementFFCWhitfield47 min
Jul 17, 3:16 AM EDTSpecial Weather StatementFFCDeKalb, Fulton29 min
Jul 17, 4:02 AM EDTFlash Flood WarningFFCGwinnett6 hr
Jul 17, 4:32 AM EDTRiver Flood WarningFFCGwinnett15 hr
Jul 17, 12:20 PM EDTRiver Flood WarningFFCGwinnett9 hr
Jul 17, 1:21 PM EDTSpecial Weather StatementFFCSumter24 min
Jul 17, 2:18 PM EDTSpecial Weather StatementFFCTelfair27 min
Jul 17, 2:39 PM EDTSpecial Weather StatementFFCGilmer36 min
Jul 17, 2:40 PM EDTSpecial Weather StatementFFCCarroll35 min
Jul 17, 3:16 PM EDTSpecial Weather StatementFFCMurray29 min
Jul 17, 3:17 PM EDTSpecial Weather StatementFFCChattooga28 min
Jul 17, 3:35 PM EDTSevere Thunderstorm WarningFFCGilmer25 min
Jul 17, 3:37 PM EDTSpecial Weather StatementFFCHeard23 min
Jul 17, 4:14 PM EDTSpecial Weather StatementFFCWhite31 min
Jul 17, 4:42 PM EDTSpecial Weather StatementFFCDawson33 min
Jul 17, 4:46 PM EDTSpecial Weather StatementFFCWhite29 min
Jul 17, 5:22 PM EDTSpecial Weather StatementFFCDawson, Lumpkin23 min
Jul 17, 5:37 PM EDTSpecial Weather StatementFFCCherokee38 min
Jul 17, 5:43 PM EDTSpecial Weather StatementFFCUnion32 min
Jul 17, 5:45 PM EDTSpecial Weather StatementFFCLumpkin30 min
Jul 17, 5:57 PM EDTSpecial Weather StatementFFCHall33 min
Jul 17, 5:59 PM EDTSpecial Weather StatementFFCWalker31 min
Jul 17, 6:01 PM EDTSpecial Weather StatementFFCMeriwether29 min
Jul 17, 6:28 PM EDTSpecial Weather StatementFFCForsyth32 min
Jul 17, 6:29 PM EDTSpecial Weather StatementFFCCherokee31 min
Jul 17, 6:46 PM EDTSpecial Weather StatementFFCForsyth29 min
Jul 17, 6:49 PM EDTSpecial Weather StatementFFCWhitfield26 min
Jul 17, 7:09 PM EDTSpecial Weather StatementFFCGwinnett36 min
Jul 17, 7:58 PM EDTSpecial Weather StatementFFCFulton32 min

Nearby

River Flood Warnings in Georgia, 2017Every river flood warning in 2017

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.