Alert archive / Georgia / Flash Flood Warnings in 2014

Flash Flood Warning 11, NWS Atlanta, GA

June 23, 2014Gilmer County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jun 23, 2014, 1:45 PM EDT for Gilmer County, Georgia. It was in force for 6 hr. 1 report 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
Jun 23, 2014, 1:45 PM EDT (17:45 UTC)
Expired
Jun 23, 2014, 7:45 PM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

County Gilmer County, GA

The radar

The Northeast Alabama radar (KHTX), 143 km from the middle of the area, began a volume at 17:48 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
Jun 23, 1:45 PM EDTFLASH FLOODEllijay, GATHREE HOUSES FLOODED FROM COX CREEK NEAR HWY 52 AND BOARDTOWN 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 12:00Z, 5.8 hours before the alert went out and 150 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 12:00Z on 2014-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 329 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 12:00Z on 2014-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.1939Sfc1 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
329 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1157 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

153 
WGUS52 KFFC 231745
FFWFFC
GAC123-232345-
/O.NEW.KFFC.FF.W.0011.140623T1745Z-140623T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
145 PM EDT MON JUN 23 2014

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL GILMER COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 745 PM EDT

* AT 140 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO            
  MOUNTAINTOWN AND ELLIJAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
MOUNTAINTOWN CREEK...EAST MOUNTAINTOWN CREEK...CONASAUGA CREEK... 
HARPER CREEK...DAVIS CREEK...KELLS CREEK...THE ELLIJAY RIVER... 
RODGERS CREEK...TURNIPTOWN CREEK...OWLTOWN CREEK...GUNSTOCK 
BRANCH...FIR CREEK AND FLAT CREEK.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAYS AND STREETS. ADDITIONALLY...COUNTRY 
ROADS...FARMLANDS AND WOODLANDS ALONG THE BANKS OF CREEKS...STREAMS 
AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.

IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.

&&

LAT...LON 3477 8461 3476 8445 3465 8445 3463 8460

$$
1 follow-up statement
412 
WGUS72 KFFC 232027
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
427 PM EDT MON JUN 23 2014

GAC123-232033-
/O.CAN.KFFC.FF.W.0011.000000T0000Z-140623T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILMER GA-
427 PM EDT MON JUN 23 2014

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CENTRAL GILMER
COUNTY...

THE HEAVY RAINS HAVE ENDED ACROSS THE WARNED AREA AND FLOOD WATERS 
ON AREA CREEKS HAVE SUBSIDED. WATER LEVELS MAY CONTINUE TO RISE ON 
LARGER CREEKS AND RIVERS IN THE VICINITY FOR THE NEXT FEW HOURS... 
HOWEVER THESE CREEKS AND RIVERS SHOULD REMAIN BELOW FLOOD LEVEL. 

COX CREEK...WHICH HAD RISEN OUT OF ITS BANKS AND THREATENED 4 HOUSES 
EARLIER TODAY...HAS RECEDED AND IS BACK WITHIN ITS BANKS.

IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.

LAT...LON 3477 8461 3476 8445 3465 8445 3463 8460

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 8:52 PM EDTSpecial Weather StatementFFCEmanuel23 min
Jun 23, 11:05 AM EDTSpecial Weather StatementFFCEmanuel, Johnson, Laurens, Treutlen55 min
Jun 23, 11:43 AM EDTSpecial Weather StatementFFCPutnam62 min
Jun 23, 12:48 PM EDTSpecial Weather StatementFFCGilmer42 min
Jun 23, 1:26 PM EDTSpecial Weather StatementFFCGilmer49 min
Jun 23, 1:28 PM EDTSpecial Weather StatementFFCFayette32 min
Jun 23, 1:30 PM EDTSpecial Weather StatementFFCCherokee45 min
Jun 23, 1:51 PM EDTSpecial Weather StatementFFCForsyth39 min
Jun 23, 2:12 PM EDTSpecial Weather StatementFFCCherokee33 min
Jun 23, 2:20 PM EDTSpecial Weather StatementFFCDouglas40 min
Jun 23, 2:32 PM EDTSpecial Weather StatementFFCForsyth58 min
Jun 23, 2:50 PM EDTSpecial Weather StatementFFCForsyth40 min
Jun 23, 3:02 PM EDTSpecial Weather StatementFFCHaralson43 min
Jun 23, 3:09 PM EDTSpecial Weather StatementFFCCobb51 min
Jun 23, 3:26 PM EDTSpecial Weather StatementFFCBanks, Forsyth, Hall49 min
Jun 23, 3:31 PM EDTSpecial Weather StatementFFCCrawford, Upson44 min
Jun 23, 3:34 PM EDTSpecial Weather StatementFFCCobb, Paulding41 min
Jun 23, 4:04 PM EDTSpecial Weather StatementFFCBartow, Cobb41 min
Jun 23, 4:07 PM EDTSpecial Weather StatementFFCCrawford, Monroe, Peach38 min
Jun 23, 4:40 PM EDTSpecial Weather StatementFFCWhitfield50 min
Jun 23, 4:42 PM EDTSpecial Weather StatementFFCMonroe48 min
Jun 23, 5:01 PM EDTSpecial Weather StatementFFCChattahoochee, Harris, Muscogee44 min
Jun 23, 5:13 PM EDTSpecial Weather StatementFFCBleckley, Dodge47 min
Jun 23, 5:25 PM EDTSpecial Weather StatementFFCGordon50 min
Jun 23, 5:48 PM EDTSpecial Weather StatementFFCChattahoochee, Harris, Muscogee, Troup57 min
Jun 23, 5:55 PM EDTSpecial Weather StatementFFCBarrow, Gwinnett, Walton50 min
Jun 23, 5:57 PM EDTSpecial Weather StatementFFCCatoosa48 min
Jun 23, 6:38 PM EDTSpecial Weather StatementFFCChattahoochee, Muscogee52 min
Jun 23, 6:57 PM EDTSpecial Weather StatementFFCStewart63 min
Jun 23, 7:03 PM EDTSpecial Weather StatementFFCOconee27 min
Jun 23, 7:27 PM EDTSpecial Weather StatementFFCTelfair, Wheeler63 min
Jun 23, 7:32 PM EDTSpecial Weather StatementFFCBarrow, Clarke, Oglethorpe43 min
Jun 23, 7:52 PM EDTSpecial Weather StatementFFCMuscogee53 min

Nearby

Flash Flood Warnings in Georgia, 2014Every flash flood warning in 2014

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.