Alert archive / Georgia / Flash Flood Warnings in 2017

Flash Flood Warning 29, NWS Atlanta, GA

July 2, 2017Bibb County, Houston County, Peach County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jul 2, 2017, 12:30 AM EDT for Bibb County, Houston County, Peach County, Georgia. It was in force for 6 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 2, 2017, 12:30 AM EDT (04:30 UTC)
Expired
Jul 2, 2017, 6:30 AM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Bibb County, GA, Houston County, GA, Peach County, GA

The radar

The Robins AFB radar (KJGX), 26 km from the middle of the area, began a volume at 04:32 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.

What was reported inside it

TimeReportWhereRemark
Jul 2, 12:30 AM EDTFLASH FLOODDanes Meadow, GAELBERTA ROAD FLOODED NEAR WARNER ROBINS WRECKER AND TOWING... CARS STUCK ON THE ROAD.
Jul 2, 1:25 AM EDTFLASH FLOOD1 Wnw Robins Air Force, GA6 INCHES OF FLOWING WATER OVER GA247 / US129 / HAWKINSVILLE RD JUST NORTH OF GREEN ST. CARS NEARLY WASHED OFF ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.5 hours before the alert went out and 114 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 00:00Z on 2017-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 972 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2017-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
972 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
1248 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

497 
WGUS52 KFFC 020430
FFWFFC
GAC021-153-225-021030-
/O.NEW.KFFC.FF.W.0029.170702T0430Z-170702T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
1230 AM EDT SUN JUL 2 2017

The National Weather Service in Peachtree City has issued a

* Flash Flood Warning for...
  South central Bibb County in central Georgia...
  Northeastern Peach County in central Georgia...
  Northeastern Houston County in central Georgia...

* Until 630 AM EDT

* At 1230 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Three to five inches of rain 
  have fallen. Flash flooding is expected to begin shortly.

* Some locations that will experience flooding include...
  Warner Robins, Centerville, Byron, Robins Air Force Base, Elberta
  and Middle Georgia Regional Airport.

Additional rainfall amounts of 1 to 2 inches are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you see significant flooding call the National Weather Service
toll free at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at
NWSATLANTA.

&&

LAT...LON 3264 8378 3269 8375 3270 8363 3269 8361
      3267 8361 3266 8358 3266 8356 3263 8354
      3262 8355 3261 8354

$$
2 follow-up statements
023 
WGUS72 KFFC 020640
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
240 AM EDT SUN JUL 2 2017

GAC021-153-225-021030-
/O.CON.KFFC.FF.W.0029.000000T0000Z-170702T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bibb GA-Peach GA-Houston GA-
240 AM EDT SUN JUL 2 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 AM EDT FOR
SOUTH CENTRAL BIBB...NORTHEASTERN PEACH AND NORTHEASTERN HOUSTON
COUNTIES...

At 238 AM EDT, Doppler radar and automated rain gauges indicated
three to five inches had fallen between 10 PM EDT and 1 AM EDT. 
Although the rain has ended, runoff from heavy rainfall will 
continue to fill larger creeks and streams in the area resulting in 
additional flooding.  

Some locations that will experience flooding include...
Warner Robins, Centerville, Byron, Robins Air Force Base, Elberta and
Middle Georgia Regional Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be especially cautious at night when it is harder to recognize the
dangers of flooding. Never drive into flooded areas. Remember, turn 
around and don't drown. 

If you see significant flooding call the National Weather Service
toll free at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at
NWSATLANTA.

&&

LAT...LON 3264 8378 3269 8375 3270 8363 3269 8361
      3267 8361 3266 8358 3266 8356 3263 8354
      3262 8355 3261 8354

$$
682 
WGUS72 KFFC 020909
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
509 AM EDT SUN JUL 2 2017

GAC021-153-225-020919-
/O.CAN.KFFC.FF.W.0029.000000T0000Z-170702T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bibb GA-Peach GA-Houston GA-
509 AM EDT SUN JUL 2 2017

...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL BIBB...NORTHEASTERN
PEACH AND NORTHEASTERN HOUSTON COUNTIES IS CANCELLED...

Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.

LAT...LON 3264 8378 3269 8375 3270 8363 3269 8361
      3267 8361 3266 8358 3266 8356 3263 8354
      3262 8355 3261 8354

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 9:02 PM EDTSpecial Weather StatementFFCPutnam28 min
Jul 1, 9:08 PM EDTSpecial Weather StatementFFCCarroll, Cobb, Douglas, Fulton37 min
Jul 1, 10:25 PM EDTSpecial Weather StatementFFCMeriwether, Pike35 min
Jul 2, 5:03 AM EDTDense Fog AdvisoryFFCBanks, Barrow, Bartow, Carroll, Catoosa, Chattooga and 37 more4 hr
Jul 2, 1:35 PM EDTSpecial Weather StatementFFCCrawford25 min
Jul 2, 1:48 PM EDTSpecial Weather StatementFFCSumter27 min
Jul 2, 1:52 PM EDTSpecial Weather StatementFFCGreene23 min
Jul 2, 1:53 PM EDTSpecial Weather StatementFFCTreutlen37 min
Jul 2, 1:58 PM EDTSpecial Weather StatementFFCJones32 min
Jul 2, 2:06 PM EDTSpecial Weather StatementFFCMcDuffie24 min
Jul 2, 2:08 PM EDTSpecial Weather StatementFFCCrisp37 min
Jul 2, 2:17 PM EDTSpecial Weather StatementFFCGreene28 min
Jul 2, 2:20 PM EDTSpecial Weather StatementFFCBibb25 min
Jul 2, 2:37 PM EDTSpecial Weather StatementFFCHancock23 min
Jul 2, 2:47 PM EDTSpecial Weather StatementFFCCrisp, Wilcox28 min
Jul 2, 2:49 PM EDTSpecial Weather StatementFFCTaliaferro26 min
Jul 2, 3:12 PM EDTSpecial Weather StatementFFCWashington33 min
Jul 2, 3:16 PM EDTSpecial Weather StatementFFCTaliaferro, Warren29 min
Jul 2, 3:17 PM EDTSpecial Weather StatementFFCMorgan28 min
Jul 2, 3:26 PM EDTSpecial Weather StatementFFCWilcox49 min
Jul 2, 3:27 PM EDTSpecial Weather StatementFFCClarke, Oconee48 min
Jul 2, 3:28 PM EDTSevere Thunderstorm WarningFFCWarren20 min
Jul 2, 3:38 PM EDTSpecial Weather StatementFFCGlascock52 min
Jul 2, 3:46 PM EDTSpecial Weather StatementFFCPutnam44 min
Jul 2, 3:49 PM EDTSpecial Weather StatementFFCDade26 min
Jul 2, 3:51 PM EDTSpecial Weather StatementFFCJohnson, Laurens39 min
Jul 2, 4:17 PM EDTSpecial Weather StatementFFCCatoosa43 min
Jul 2, 4:20 PM EDTSpecial Weather StatementFFCMadison40 min
Jul 2, 4:22 PM EDTSpecial Weather StatementFFCJefferson23 min
Jul 2, 4:35 PM EDTSpecial Weather StatementFFCLaurens40 min
Jul 2, 4:38 PM EDTSpecial Weather StatementFFCLumpkin, White52 min
Jul 2, 4:43 PM EDTSpecial Weather StatementFFCJefferson32 min
Jul 2, 5:34 PM EDTSpecial Weather StatementFFCWhite26 min
Jul 2, 5:55 PM EDTSpecial Weather StatementFFCForsyth, Hall35 min
Jul 2, 6:04 PM EDTSpecial Weather StatementFFCBanks26 min
Jul 2, 6:33 PM EDTSpecial Weather StatementFFCBanks27 min
Jul 2, 6:54 PM EDTSpecial Weather StatementFFCBarrow, Jackson51 min
Jul 2, 7:17 PM EDTSpecial Weather StatementFFCBarrow28 min

Nearby

Flash Flood Warnings in Georgia, 2017Every flash 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.