Alert archive / Georgia / Flash Flood Warnings in 2014

Flash Flood Warning 21, NWS Charleston, SC

August 10, 2014Bulloch County, Georgia

NWS Charleston, SC issued this flash flood warning at Aug 10, 2014, 8:29 PM EDT for Bulloch County, Georgia. It was in force for 4 hr. 4 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
Aug 10, 2014, 8:29 PM EDT (00:29 UTC)
Expired
Aug 11, 2014, 12:50 AM EDT
In force
4 hr
Issued by
NWS Charleston, SC
Area
Storm-based polygon
Flood severity
None

County Bulloch County, GA

What was reported inside it

TimeReportWhereRemark
Aug 10, 9:35 PM EDTFLASH FLOODStatesboro, GAROADS FLOODED AND CLOSED INCLUDE FAIR AND GENTILE. SEVERAL VEHICLES STALLED OUT WITH WATER HALF WAY UP THE CAR DOORS. ALSO FOREST DRIVE FLOODED ON THE GEORGIA SOUTHERN CAMPUS AS WELL AS SEVERAL PARKING LOTS.
Aug 10, 10:10 PM EDTFLASH FLOODStatesboro, GAPROCTOR AND ELLIS ROADS FLOODED AND CLOSED.
Aug 10, 10:22 PM EDTFLASH FLOODStatesboro, GAFLOODING CAUSED WATER DAMAGE TO A HOUSE ON JOHNSON ST IN STATESBORO. ADDITIONAL ROAD CLOSURES INCLUDE FAIR RD AND CHANDLER RD...AS WELL AS FAIR RD AND HERTY RD.
Aug 10, 10:35 PM EDTFLASH FLOODStatesboro, GAPARKING LOT FLOODED WITH 2.5 FEET OF WATER. HIGHWAY 67 CLOSED NEAR THE ENTRANCE OF GEORGIA SOUTHERN BETWEEN LANIER AND GENTILE... WITH SOME PEOPLE BEING HELPED FROM STALLED VEHICLES.

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

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 0.5 hours before the alert went out and 174 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, Charleston AFB, SC at 00:00Z on 2014-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 814 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, Charleston AFB, SC at 00:00Z on 2014-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
814 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
676 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
4 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

673 
WGUS52 KCHS 110029
FFWCHS
GAC031-110230-
/O.NEW.KCHS.FF.W.0021.140811T0029Z-140811T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
829 PM EDT SUN AUG 10 2014

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL BULLOCH COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 1030 PM EDT

* AT 819 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  VERY HEAVY RAIN OCCURRING OVER STATESBORO. THE AREA OF HEAVY RAIN  
  WAS NEARLY STATIONARY.

  TORRENTIAL RAINFALL RATES EXCEEDING 3 TO 4 INCHES PER HOUR WILL
  PERSIST IN AND AROUND STATESBORO...INCLUDING GEORGIA SOUTHERN      
  UNIVERSITY...UNTIL 930 TO 1030 PM EDT. RUNOFF FROM HEAVY RAIN WILL 
  PRODUCE FLASH FLOODING...ESPECIALLY HIGH WATER ON ROADS...THROUGH  
  AT LEAST 1030 PM EDT.  

* FLASH FLOODING IS EXPECTED IN AND AROUND...
  GEORGIA SOUTHERN...STATESBORO...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU CAN NOT SEE THE ROAD DUE TO INTENSE NIGHT RAINFALL...YOU
SHOULD NOT DRIVE.

TO REPORT FLOODING...CONTACT THE NATIONAL WEATHER SERVICE IN
CHARLESTON TOLL FREE AT 1-888-383-2024.

&&

LAT...LON 3247 8183 3253 8170 3237 8169 3236 8182

$$
5 follow-up statements
472 
WGUS72 KCHS 110121
FFSCHS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
921 PM EDT SUN AUG 10 2014

GAC031-110230-
/O.CON.KCHS.FF.W.0021.000000T0000Z-140811T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLOCH GA-
921 PM EDT SUN AUG 10 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT FOR
CENTRAL BULLOCH COUNTY...

AT 914 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE NEARLY STATIONARY THUNDERSTORMS WITH VERY HEAVY RAIN 
CAPABLE OF PRODUCING FLASH FLOODING OVER STATESBORO AND SURROUNDING 
AREAS.

NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED THAT AROUND 3 
INCHES OF RAIN HAD FALLEN WITHIN THE WARNING AREA. RAINFALL RATES 
OCCASIONALLY EXCEEDING 3 INCHES PER HOUR WILL CONTINUE THROUGH AT 
LEAST 1000 TO 1030 PM EDT AND WILL PRODUCE FLASH FLOODING IN AND 
AROUND GEORGIA SOUTHERN AND STATESBORO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WATER DEPTH IS NEARLY IMPOSSIBLE TO DETERMINE AT NIGHT. DO NOT
ATTEMPT TO CROSS WATER ON THE ROADWAY EVEN IF IT APPEARS SHALLOW.
FIND AN ALTERNATE ROUTE. A SHORT DELAY IN YOUR TRAVEL PLANS IS BETTER
THAN LOSING YOUR CAR...OR YOUR LIFE.

TO REPORT SIGNIFICANT FLOODING...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR
REPORTS TO CHS.SKYWARN@NOAA.GOV. REPORTS CAN ALSO BE SENT THROUGH
TWITTER USING #WXREPORT.

&&

LAT...LON 3247 8183 3253 8170 3237 8169 3236 8182

$$
759 
WGUS72 KCHS 110151
FFSCHS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
951 PM EDT SUN AUG 10 2014

GAC031-110230-
/O.CON.KCHS.FF.W.0021.000000T0000Z-140811T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLOCH GA-
951 PM EDT SUN AUG 10 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT FOR
CENTRAL BULLOCH COUNTY...

AT 941 PM EDT...DOPPLER RADAR INDICATED A NEARLY STATIONARY AREA OF 
INTENSE RAINFALL CAPABLE OF PRODUCING FLASH FLOODING OVER THE 
STATESBORO AREA.

LAW ENFORCEMENT REPORTED THAT SEVERAL ROADS WERE CLOSED BY FLASH 
FLOODING AND THAT CARS WERE STALLED IN HIGH WATER. 

TORRENTIAL RAIN AND FLASH FLOODING WILL CONTINUE IN AND AROUND 
GEORGIA SOUTHERN AND STATESBORO THROUGH AT LEAST 1030 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLASH FLOODING IS OCCURRING. IF YOU CAN NOT SEE THE ROAD DUE TO 
INTENSE NIGHT RAINFALL...YOU SHOULD NOT DRIVE.

&&

LAT...LON 3247 8183 3253 8170 3237 8169 3236 8182

$$
945 
WGUS52 KCHS 110225
FFWCHS
GAC031-110530-
/O.EXT.KCHS.FF.W.0021.000000T0000Z-140811T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
1025 PM EDT SUN AUG 10 2014

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  CENTRAL BULLOCH COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 130 AM EDT

* AT 1015 PM EDT...LAW ENFORCEMENT OFFICIALS REPORTED FLASH FLOODING 
  IN STATESBORO AND ON THE GEORGIA SOUTHERN UNIVERSITY CAMPUS.

  NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED THAT GREATER THAN
  4.5 INCHES OF RAIN HAD FALLEN IN THE STATESBORO AREA SINCE 8 PM. 
  RAINFALL RATES HAD DECREASED SIGNIFICANTLY...AND THIS TREND WILL
  CONTINUE. HOWEVER...FLASH FLOODING PRODUCED BY EARLIER HEAVY RAIN
  WILL CONTINUE UNTIL 130 AM EDT. 

* FLASH FLOODING IS EXPECTED IN AND AROUND...
  GEORGIA SOUTHERN...STATESBORO...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WATER DEPTH IS NEARLY IMPOSSIBLE TO DETERMINE AT NIGHT. DO NOT
ATTEMPT TO CROSS WATER ON THE ROADWAY EVEN IF IT APPEARS SHALLOW.
FIND AN ALTERNATE ROUTE. A SHORT DELAY IN YOUR TRAVEL PLANS IS BETTER
THAN LOSING YOUR CAR...OR YOUR LIFE.

TO REPORT FLOODING...CONTACT THE NATIONAL WEATHER SERVICE IN
CHARLESTON TOLL FREE AT 1-888-383-2024.

&&

LAT...LON 3247 8183 3253 8170 3237 8169 3236 8182

$$
142 
WGUS72 KCHS 110348
FFSCHS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1148 PM EDT SUN AUG 10 2014

GAC031-110530-
/O.CON.KCHS.FF.W.0021.000000T0000Z-140811T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLOCH GA-
1148 PM EDT SUN AUG 10 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM EDT FOR
CENTRAL BULLOCH COUNTY...
...NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROADWAY...

AT 1140 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED ONLY LIGHT 
RAINS FALLING ACROSS CENTRAL BULLOCH COUNTY...INCLUDING STATESBORO 
AND GEORGIA SOUTHERN. ALTHOUGH THE RAIN HAS DIMINISHED...IT WILL 
TAKE SOME TIME FOR FLOOD WATERS TO SUBSIDE. THE BULLOCH COUNTY 
WARNING POINT RECENTLY REPORTED THAT ALL PREVIOUSLY CLOSED ROADS 
HAVE BEEN REOPENED AND THAT CONDITIONS ARE IMPROVING. HOWEVER...SOME 
LOCATIONS REMAIN FLOODED.

FLASH FLOODING IS EXPECTED IN AND AROUND GEORGIA SOUTHERN AND
STATESBORO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WATER DEPTH IS NEARLY IMPOSSIBLE TO DETERMINE AT NIGHT. DO NOT
ATTEMPT TO CROSS WATER ON THE ROADWAY EVEN IF IT APPEARS SHALLOW.
FIND AN ALTERNATE ROUTE. A SHORT DELAY IN YOUR TRAVEL PLANS IS BETTER
THAN LOSING YOUR CAR...OR YOUR LIFE.

TO REPORT SIGNIFICANT FLOODING...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR
REPORTS TO CHS.SKYWARN@NOAA.GOV. REPORTS CAN ALSO BE SENT THROUGH
TWITTER USING #WXREPORT.

&&

LAT...LON 3247 8183 3253 8170 3237 8169 3236 8182

$$
682 
WGUS72 KCHS 110450
FFSCHS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1250 AM EDT MON AUG 11 2014

GAC031-110500-
/O.CAN.KCHS.FF.W.0021.000000T0000Z-140811T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLOCH GA-
1250 AM EDT MON AUG 11 2014

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

ALTHOUGH THE SIGNIFICANT FLOODING HAS ENDED...DRAINAGE SYSTEMS AND
CULVERTS WILL REMAIN FULL. PONDING WATER WILL PERSIST IN LOW-LYING
AREAS AND MAY POSE A HAZARD TO MOTORISTS. STAY TUNED TO NOAA WEATHER
RADIO ALL-HAZARDS FOR THE LATEST WEATHER INFORMATION.

LAT...LON 3247 8183 3253 8170 3237 8169 3236 8182

$$

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 10, 8:50 PM EDTFlash Flood WarningCHSChatham115 min
Aug 11, 4:37 PM EDTCoastal Flood AdvisoryCHS8 hr
Aug 11, 7:29 PM EDTAreal Flood AdvisoryCHSMcIntosh91 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.