Alert archive / Georgia / River Flood Warnings in 2018

River Flood Warning 75, NWS Atlanta, GA

August 1, 2018Gwinnett County, Georgia

NWS Atlanta, GA issued this river flood warning at Aug 1, 2018, 1:41 AM EDT for Gwinnett County, Georgia. It was in force for 10 hr.

The area

The outline as issued.

The facts

Issued
Aug 1, 2018, 1:41 AM EDT (05:41 UTC)
Expired
Aug 1, 2018, 11:33 AM EDT
In force
10 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
Minor

County Gwinnett County, GA

The radar

The Atlanta radar (KFFC), 92 km from the middle of the area, began a volume at 05:44 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 Suwanee Creek at Suwanee (SWEG1). The gauge peaked at 8.99 ft at Aug 1, 2018, 4:00 AM EDT.

actionminormoderate051008/0108/02
Action stage
7 ft
Minor stage
8 ft
Moderate stage
11 ft
Major stage
14 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02334885, 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.

496 
WGUS42 KFFC 010541
FLWFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
141 AM EDT Wed Aug 1 2018

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

  Suwanee Creek near Suwanee 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.

&&

GAC135-011941-
/O.NEW.KFFC.FL.W.0075.180801T0541Z-000000T0000Z/
/SWEG1.1.ER.180801T0400Z.180801T0530Z.000000T0000Z.NO/
141 AM EDT Wed Aug 1 2018

The National Weather Service in Peachtree City has issued a
* Flood Warning for 
  The Suwanee Creek near Suwanee.
* From early this morning until further notice.
* At 01AM Wednesday the stage was 8.8 feet...and 
  rising.
* Flood stage is 8 feet.
* At 9 feet...Minor flooding expands along the creek upstream and 
  downstream from the gage at U S Highway 23 or Buford Highway. Most 
  of the Suwanee Creek Greenway and trails are flooded from the 
  Suwanee Creek Park to George Pierce Park. The minor flooding will 
  also begin to affect portions of the playground area behind the 
  Suwanee Elementary School. 


&&

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

$$
2 follow-up statements
682 
WGUS82 KFFC 011007
FLSFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Statement
National Weather Service Peachtree City GA
607 AM EDT Wed Aug 1 2018

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

 
GAC135-020007-
/O.EXT.KFFC.FL.W.0075.000000T0000Z-180802T1800Z/
/SWEG1.1.ER.180801T0400Z.180801T0745Z.180802T1200Z.NO/
607 AM EDT Wed Aug 1 2018

...Flood Warning extended until Thursday afternoon...The Flood 
Warning continues for
  The Suwanee Creek near Suwanee.
* Until Thursday afternoon.
* At 5AM Wednesday the stage was 8.8 feet...and 
  slowly falling.
* Minor flooding is occurring.
* Flood stage is 8 feet.
* The river will continue to fall to below flood stage by tomorrow 
  morning.
* At 9 feet...Minor flooding expands along the creek upstream and 
  downstream from the gage at U S Highway 23 or Buford Highway. Most 
  of the Suwanee Creek Greenway and trails are flooded from the 
  Suwanee Creek Park to George Pierce Park. The minor flooding will 
  also begin to affect portions of the playground area behind the 
  Suwanee Elementary School. 

  

&&

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

$$
225 
WGUS82 KFFC 011533
FLSFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Statement
National Weather Service Peachtree City GA
1133 AM EDT Wed Aug 1 2018

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

 
GAC135-011603-
/O.CAN.KFFC.FL.W.0075.000000T0000Z-180802T1800Z/
/SWEG1.1.ER.180801T0400Z.180801T0745Z.180801T1415Z.NO/
1133 AM EDT Wed Aug 1 2018

The Flood Warning is cancelled for
  The Suwanee Creek near Suwanee.
* This takes effect immediately.
* Until Thursday afternoon.
* At 1115 AM Wednesday the stage was 7.7 feet and falling.
* Flood stage is 8 feet.
* The creek will continue to fall unless additional heavy rainfall 
  occurs.
* Between 7 and 8 feet...Bankfull conditions occur along the creek 
  upstream and downstream from the gage at U S Highway 23, or 
  Buford Highway. Portions of the Suwanee Creek Greenway and trails 
  in the park to Martin Farm Road will be flooded. This also includes 
  the low lying areas behind the Suwanee Elementary School and the 
  George Pierce Park.
  

&&

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 8:17 PM EDTFlash Flood WarningFFCPolk58 min
Aug 1, 1:36 PM EDTSpecial Weather StatementFFCTwiggs39 min
Aug 1, 2:15 PM EDTSpecial Weather StatementFFCBaldwin45 min
Aug 1, 2:48 PM EDTSpecial Weather StatementFFCToombs42 min
Aug 1, 4:03 PM EDTSpecial Weather StatementFFCJefferson27 min
Aug 1, 4:12 PM EDTSpecial Weather StatementFFCMadison33 min
Aug 1, 4:32 PM EDTSpecial Weather StatementFFCJefferson13 min
Aug 1, 7:18 PM EDTSpecial Weather StatementFFCOglethorpe, Taliaferro, Wilkes42 min
Aug 1, 7:21 PM EDTSpecial Weather StatementFFCOconee, Walton39 min
Aug 1, 7:24 PM EDTTornado WarningFFCMorgan, Newton, Walton36 min
Aug 1, 7:46 PM EDTRiver Flood WarningFFCGwinnett3 hr
Aug 1, 7:58 PM EDTSpecial Weather StatementFFCClarke, Oconee47 min

Nearby

River Flood Warnings in Georgia, 2018Every river flood warning in 2018

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.