Alert archive / Georgia / Flash Flood Warnings in 2013
Flash Flood Warning 39, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at Aug 16, 2013, 6:47 PM EDT for Liberty County, McIntosh County, Georgia. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 16, 2013, 6:47 PM EDT (22:47 UTC)
- Expired
- Aug 17, 2013, 12:45 AM EDT
- In force
- 6 hr
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Flood severity
- None
Counties Liberty County, GA, McIntosh County, GA
The radar
The Jacksonville radar (KJAX), 109 km from the middle of the area, began a volume at 22:47 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 nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 10.8 hours before the alert went out and 107 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.
- Mixed-layer CAPE
- 1355 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 717 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
989
WGUS52 KCHS 162247
FFWCHS
GAC179-191-170145-
/O.NEW.KCHS.FF.W.0039.130816T2247Z-130817T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
647 PM EDT FRI AUG 16 2013
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN LIBERTY COUNTY IN SOUTHEAST GEORGIA...
MCINTOSH COUNTY IN SOUTHEAST GEORGIA...
* UNTIL 945 PM EDT
* AT 645 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
WIDESPREAD SHOWERS AND THUNDERSTORMS MOVING ACROSS MCINTOSH
COUNTY AND THE SOUTHEAST PORTIONS OF LIBERTY COUNTY. AS MUCH
AS 2 TO 5 INCHES OF RAIN HAS ALREADY FALLEN IN SOME AREAS
AND WITH ADDITIONAL HEAVY RAINS EXPECTED...THE RISK FOR FLASH
FLOODING WILL INCREASE.
* FLASH FLOODING IS EXPECTED IN AND AROUND...
MERIDIAN...CARNIGAN...EULONIA...CRESCENT...DARIEN...SAPELO
ISLAND...RETREAT...TOWNSEND...COX...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AVOID DRIVING INTO WATER ON THE ROAD. THE WATER IS USUALLY DEEPER
THAN IT APPEARS AND THE ROAD MAY BE WASHED OUT. ONLY ONE FOOT OF
WATER WILL STALL A VEHICLE AND LESS THAN TWO FEET OF WATER CAN FLOAT
AND CARRY AWAY A VEHICLE. FLOODING IS THE NUMBER ONE WEATHER-RELATED
CAUSE OF DEATH IN THE UNITED STATES. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
TO REPORT FLOODING...CONTACT THE NATIONAL WEATHER SERVICE IN
CHARLESTON TOLL FREE AT 1-888-383-2024.
&&
LAT...LON 3129 8140 3131 8134 3130 8142 3137 8155
3153 8167 3158 8157 3166 8152 3172 8144
3163 8113 3152 8117 3140 8126 3137 8124
3138 8128 3143 8132 3132 8125 3129 8129
3130 8133 3128 8133
$$4 follow-up statements
956
WGUS72 KCHS 170023
FFSCHS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
823 PM EDT FRI AUG 16 2013
GAC179-191-170145-
/O.CON.KCHS.FF.W.0039.000000T0000Z-130817T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIBERTY GA-MCINTOSH GA-
823 PM EDT FRI AUG 16 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR
MCINTOSH AND SOUTHEASTERN LIBERTY COUNTIES...
AT 818 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE HEAVY RAIN CAPABLE OF PRODUCING FLASH FLOODING
OVER THE WARNED AREA. AS MUCH AS 3 TO 8 INCHES OF RAIN HAS FALLEN
ACROSS MUCH OF MCINTOSH COUNTY AND 2 TO 4 INCHES OVER SOUTHEAST
LIBERTY COUNTY. THE HEAVIEST OF THE RAINS HAVE FALLEN OVER SAPELO
ISLAND. MODERATE TO HEAVY RAINS WILL CONTINUE AND THE RISK FOR
FLASH FLOODING REMAINS HIGH.
FLASH FLOODING IS EXPECTED IN AND AROUND CARNIGAN...COX...CRESCENT...
DARIEN...EULONIA...JONES...MERIDIAN...PINE HARBOR...RETREAT...
RIDGEVILLE...SAPELO ISLAND...SHELLMAN BLUFF...SOUTH NEWPORT...
TOWNSEND...VALONA...BLACKBEARD ISLAND...HARRIS NECK AND WOLF ISLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HOMES AND BUSINESSES MAY BEGIN TO FLOOD DUE TO THE TORRENTIAL
RAINFALL. IF YOU ARE IN A LOW-LYING AREA...BE PROACTIVE. RAISE
SENSITIVE ITEMS OFF THE GROUND BEFORE FLOODING BEGINS.
&&
LAT...LON 3129 8140 3131 8134 3130 8142 3137 8155
3153 8167 3158 8157 3166 8152 3172 8144
3163 8113 3152 8117 3140 8126 3137 8124
3138 8128 3143 8132 3132 8125 3129 8129
3130 8133 3128 8133
$$425
WGUS52 KCHS 170126
FFWCHS
GAC179-191-170445-
/O.EXT.KCHS.FF.W.0039.000000T0000Z-130817T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
926 PM EDT FRI AUG 16 2013
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN LIBERTY COUNTY IN SOUTHEAST GEORGIA...
MCINTOSH COUNTY IN SOUTHEAST GEORGIA...
* UNTIL 1245 AM EDT
* AT 919 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED
TO INDICATE MODERATE TO HEAVY RAINS FALL ACROSS ALL OF MCINTOSH
AND SOUTHEAST LIBERTY COUNTIES. AS MUCH AS 3 TO 8 INCHES OF RAIN
HAS FALLEN ACROSS MCINTOSH COUNTY WITH 2 TO 5 INCHES OVER SOUTHEAST
LIBERTY COUNTY TODAY. WITH THE GROUNDS STILL VERY SATURATED FROM
THIS RECENT HEAVY RAINFALL...ANY ADDITIONAL HEAVY RAINS WILL
PRODUCE AREAS OF MODERATE TO LOCALLY SEVERE FLOODING.
* FLASH FLOODING IS EXPECTED IN AND AROUND...
MERIDIAN...CARNIGAN...EULONIA...CRESCENT...DARIEN...SAPELO
ISLAND...RETREAT...TOWNSEND...COX...
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. EXCESSIVE RUNOFF FROM THESE
STORMS WILL CAUSE RAPID FLOODING OF SMALL CREEKS...ROADWAYS AND
LOW-LYING FARMLAND.
TO REPORT FLOODING...CONTACT THE NATIONAL WEATHER SERVICE IN
CHARLESTON TOLL FREE AT 1-888-383-2024.
&&
LAT...LON 3129 8140 3131 8134 3130 8142 3137 8155
3153 8167 3158 8157 3166 8152 3172 8144
3163 8113 3152 8117 3140 8126 3137 8124
3138 8128 3143 8132 3132 8125 3129 8129
3130 8133 3128 8133
$$692
WGUS72 KCHS 170319
FFSCHS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1119 PM EDT FRI AUG 16 2013
GAC179-191-170445-
/O.CON.KCHS.FF.W.0039.000000T0000Z-130817T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIBERTY GA-MCINTOSH GA-
1119 PM EDT FRI AUG 16 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT FOR
MCINTOSH AND SOUTHEASTERN LIBERTY COUNTIES...
AT 1118 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
MAINLY LIGHT RAIN FALLING OVER THE WARNED AREA. HOWEVER...ADDITIONAL
HEAVY RAINFALL DEVELOPING SOUTHWEST OF ATKINSON AND HORTENSE GEORGIA
WILL MOVE ACROSS PORTIONS OF MCINTOSH AND LIBERTY COUNTIES OVER THE
NEXT HOUR OR SO.
AS MUCH AS 3 TO 8 INCHES OF RAIN HAS FALLEN ACROSS MCINTOSH COUNTY
WITH 2 TO 5 INCHES OVER SOUTHEAST LIBERTY COUNTY TODAY. WITH THE
GROUNDS STILL VERY SATURATED FROM THIS RECENT HEAVY RAINFALL...ANY
ADDITIONAL HEAVY RAINS WILL PRODUCE AREAS OF MODERATE TO LOCALLY
SEVERE FLOODING.
FLASH FLOODING IS EXPECTED IN AND AROUND CARNIGAN...COX...CRESCENT...
DARIEN...EULONIA...JONES...MERIDIAN...PINE HARBOR...RETREAT...
RIDGEVILLE...SAPELO ISLAND...SHELLMAN BLUFF...SOUTH NEWPORT...
TOWNSEND...VALONA...BLACKBEARD ISLAND...HARRIS NECK AND WOLF ISLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WATER DEPTH IS NEARLY IMPOSSIBLE TO DETERMINE AT NIGHT. DO NOT
ATTEMPT TO CROSS WATER ON THE ROADWAY EVEN IF IT APPEARS SHALLOW.
FIND AN ALTERNATE ROUTE. A SHORT DELAY IN YOUR TRAVEL PLANS IS BETTER
THAN LOSING YOUR CAR...OR YOUR LIFE.
TO REPORT SIGNIFICANT FLOODING...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN CHARLESTON TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR
REPORTS TO CHS.SKYWARN@NOAA.GOV. REPORTS CAN ALSO BE SENT THROUGH
TWITTER USING #WXREPORT.
&&
LAT...LON 3129 8140 3131 8134 3130 8142 3137 8155
3153 8167 3158 8157 3166 8152 3172 8144
3163 8113 3152 8117 3140 8126 3137 8124
3138 8128 3143 8132 3132 8125 3129 8129
3130 8133 3128 8133
$$520
WGUS72 KCHS 170440
FFSCHS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1240 AM EDT SAT AUG 17 2013
GAC179-191-170450-
/O.EXP.KCHS.FF.W.0039.000000T0000Z-130817T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIBERTY GA-MCINTOSH GA-
1240 AM EDT SAT AUG 17 2013
...THE FLASH FLOOD WARNING WILL EXPIRE AT 1245 AM EDT FOR FOR
MCINTOSH AND SOUTHEASTERN LIBERTY COUNTIES...
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.
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 3129 8140 3131 8134 3130 8142 3137 8155
3153 8167 3158 8157 3166 8152 3172 8144
3163 8113 3152 8117 3140 8126 3137 8124
3138 8128 3143 8132 3132 8125 3129 8129
3130 8133 3128 8133
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 3:30 AM EDT | Flash Flood Watch | CHS | Bulloch, Candler, Effingham, Evans, Jenkins, Long and 2 more | 39 hr |
| Aug 16, 9:10 AM EDT | River Flood Warning | CHS | Tattnall, Toombs | 16 days |
| Aug 16, 3:56 PM EDT | Areal Flood Advisory | CHS | Bryan, Chatham, Liberty, McIntosh | 94 min |
| Aug 16, 4:24 PM EDT | Flash Flood Warning | CHS | Bryan, Chatham | 9 hr |
| Aug 16, 5:05 PM EDT | Areal Flood Advisory | CHS | Long | 55 min |
| Aug 16, 5:09 PM EDT | Flash Flood Warning | CHS | Chatham | 5 hr |
| Aug 16, 6:03 PM EDT | Areal Flood Advisory | CHS | Liberty, Long, McIntosh | 87 min |
Nearby
Flash Flood Warnings in Georgia, 2013Every flash flood warning in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.