Alert archive / Georgia / River Flood Warnings in 2021

River Flood Warning 125, NWS Atlanta, GA

July 19, 2021DeKalb County, Georgia

NWS Atlanta, GA issued this river flood warning at Jul 19, 2021, 11:09 PM EDT for DeKalb County, Georgia. It was in force for 98 min.

The area

The outline as issued.

The facts

Issued
Jul 19, 2021, 11:09 PM EDT (03:09 UTC)
Expired
Jul 20, 2021, 12:47 AM EDT
In force
98 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

County DeKalb County, GA

The radar

The Atlanta radar (KFFC), 55 km from the middle of the area, began a volume at 03:13 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 Snapfinger Creek at Redan Road near Glen Haven (SFCG1). The gauge peaked at 11.61 ft at Jul 19, 2021, 11:00 PM EDT.

actionminormoderate5101507/2007/21
Action stage
10 ft
Minor stage
12 ft
Moderate stage
17 ft
Major stage
21 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02203950, 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.

946 
WGUS42 KFFC 200309
FLWFFC

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Peachtree City GA
1109 PM EDT Mon Jul 19 2021

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

  Snapfinger Creek near Glen Haven affecting DeKalb County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Please report observed flooding to local emergency services or law 
enforcement and request they pass this information to the National 
Weather Service when you can do so safely.

Additional information is available at weather.gov/atlanta.

&&


GAC089-201515-
/O.NEW.KFFC.FL.W.0125.210720T0309Z-000000T0000Z/
/SFCG1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.UU/
1109 PM EDT Mon Jul 19 2021

The National Weather Service in Peachtree City has issued a

* Flood Warning for
  the Snapfinger Creek near Glen Haven.
* From this evening until further notice.
* At 10:46 PM EDT Monday the stage was 11.5 feet and rising.
* Flood stage is 12 feet.
* Minor flooding is expected.
* Forecast...No forecast is available for this location.
* Impact...At 12 feet, Flood stage is reached. Minor flooding will 
  occur in portions of the woodlands and yards near the creek  
  upstream and downstream from the gage on Redan Road. This will 
  primarily affect locations off South Indian Creek Drive and 
  Rowland Road upstream from the gage. A park near the creek off of 
  Rowland Road will begin to flood. The drain pipes under the bridge 
  at Redan Road will no longer function properly...which will cause 
  drainage water to backup on low portions of the road.


&&

LAT...LON 3378 8426 3380 8420 3373 8416 3373 8423

$$
1 follow-up statement
823 
WGUS82 KFFC 200447
FLSFFC

Flood Statement
National Weather Service Peachtree City GA
1247 AM EDT Tue Jul 20 2021

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

  Snapfinger Creek near Glen Haven affecting DeKalb County.

GAC089-200600-
/O.CAN.KFFC.FL.W.0125.000000T0000Z-210720T0447Z/
/SFCG1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.UU/
1247 AM EDT Tue Jul 20 2021

...The Flood Warning for the Snapfinger Creek near Glen Haven has 
been cancelled...

The Flood Warning is cancelled for
  the Snapfinger Creek near Glen Haven.
* At 12:15 AM EDT Tuesday the stage was 9.9 feet.
* Flood stage is 12 feet.
* Forecast...No forecast is available for this location.


&&

LAT...LON 3378 8426 3380 8420 3373 8416 3373 8423

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 9:37 PM EDTSpecial Weather StatementFFCCoweta53 min
Jul 19, 10:07 PM EDTFlash Flood WarningFFCCoweta, Heard, Troup6 hr
Jul 19, 10:13 PM EDTFlash Flood WarningFFCClayton, DeKalb, Fulton6 hr
Jul 19, 10:22 PM EDTRiver Flood WarningFFCDeKalb4 hr
Jul 19, 10:31 PM EDTRiver Flood WarningFFCDeKalb2 hr
Jul 20, 3:21 AM EDTFlash Flood WatchFFCBanks, Barrow, Bartow, Carroll, Catoosa, Chattooga and 39 more19 hr
Jul 20, 1:45 PM EDTSpecial Weather StatementFFCHancock30 min
Jul 20, 3:54 PM EDTSpecial Weather StatementFFCNewton36 min
Jul 20, 4:22 PM EDTSpecial Weather StatementFFCMorgan23 min
Jul 20, 5:01 PM EDTSpecial Weather StatementFFCWilkes44 min
Jul 20, 5:40 PM EDTSpecial Weather StatementFFCMeriwether, Troup35 min
Jul 20, 5:55 PM EDTSpecial Weather StatementFFCBibb35 min
Jul 20, 7:17 PM EDTFlash Flood WarningFFCCarroll, Haralson6 hr
Jul 20, 7:41 PM EDTSpecial Weather StatementFFCLamar, Pike49 min
Jul 20, 7:57 PM EDTSpecial Weather StatementFFCJohnson48 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.