Alert archive / Georgia / River Flood Warnings in 2012

River Flood Warning 10, NWS Atlanta, GA

July 21, 2012Gwinnett County, Georgia

NWS Atlanta, GA issued this river flood warning at Jul 21, 2012, 1:34 AM EDT for Gwinnett County, Georgia. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 21, 2012, 1:34 AM EDT (05:34 UTC)
Expired
Jul 21, 2012, 4:45 AM EDT
In force
3 hr
Issued by
NWS Atlanta, GA
Flood severity
Minor

County Gwinnett County, GA

The radar

The Atlanta radar (KFFC), 83 km from the middle of the area, began a volume at 05:33 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 11.06 ft at Jul 21, 2012, 2:00 AM EDT.

actionminormoderate51007/2107/22
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, in the capitals the NWS used until 2016.

158 
WGUS42 KFFC 210534
FLWFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
134 AM EDT SAT JUL 21 2012

...THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A FLOOD 
WARNING FOR THE FOLLOWING RIVERS IN GEORGIA...

  PEW CREEK NEAR LAWRENCEVILLE  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.

&&

GAC135-211934-
/O.NEW.KFFC.FL.W.0010.120721T0534Z-000000T0000Z/
/LAWG1.1.ER.120721T0505Z.120721T0515Z.000000T0000Z.UU/
134 AM EDT SAT JUL 21 2012

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* FLOOD WARNING FOR 
  THE PEW CREEK NEAR LAWRENCEVILLE 
* FROM EARLY THIS MORNING UNTIL 6AM.
* AT 1AM SATURDAY THE STAGE WAS 11.1 FEET...AND 
  RISING.
* MINOR FLOODING IS FORECAST
* FLOOD STAGE IS 11.0 FEET. 
* AT 11.0 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.
* THIS CREST COMPARES TO A PREVIOUS CREST OF 10.8 FEET ON AUG 5 2006.
  

$$
1 follow-up statement
164 
WGUS82 KFFC 210845
FLSFFC
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
445 AM EDT SAT JUL 21 2012

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN 
GEORGIA...
 
  PEW CREEK NEAR LAWRENCEVILLE  AFFECTING GWINNETT COUNTY

 
GAC135-210915-
/O.CAN.KFFC.FL.W.0010.000000T0000Z-120721T0845Z/
/LAWG1.1.ER.120721T0505Z.120721T0545Z.120721T0602Z.UU/
445 AM EDT SAT JUL 21 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE PEW CREEK NEAR LAWRENCEVILLE 
* AT 4AM SATURDAY THE STAGE WAS 5.8 FEET...AND 
  FALLING.
* FLOOD STAGE IS 11.0 FEET. 


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 20, 11:15 PM EDTSpecial Weather StatementFFCCatoosa, Dade60 min
Jul 20, 11:45 PM EDTSpecial Weather StatementFFCGwinnett30 min
Jul 20, 11:52 PM EDTSpecial Weather StatementFFCCatoosa, Whitfield38 min
Jul 21, 12:19 AM EDTSpecial Weather StatementFFCRockdale26 min
Jul 21, 12:33 AM EDTSpecial Weather StatementFFCMurray27 min
Jul 21, 12:34 AM EDTSpecial Weather StatementFFCDade, Walker26 min
Jul 21, 1:09 AM EDTSpecial Weather StatementFFCWalker36 min
Jul 21, 8:37 AM EDTSpecial Weather StatementFFCMorgan, Newton, Wilkes38 min
Jul 21, 9:20 AM EDTSpecial Weather StatementFFCMorgan, Newton, Oglethorpe, Wilkes55 min
Jul 21, 10:15 AM EDTSpecial Weather StatementFFCMorgan, Newton45 min
Jul 21, 1:11 PM EDTSpecial Weather StatementFFCHall, White34 min
Jul 21, 2:03 PM EDTSpecial Weather StatementFFCHall42 min
Jul 21, 2:23 PM EDTSpecial Weather StatementFFCBartow52 min
Jul 21, 2:42 PM EDTSpecial Weather StatementFFCHall48 min
Jul 21, 3:46 PM EDTSpecial Weather StatementFFCCherokee, Pickens44 min
Jul 21, 5:20 PM EDTSpecial Weather StatementFFCBartow40 min
Jul 21, 5:57 PM EDTSpecial Weather StatementFFCFloyd33 min

Nearby

River Flood Warnings in Georgia, 2012Every river flood warning in 2012

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.