Alert archive / Georgia / Flash Flood Warnings in 2011
Flash Flood Warning 5, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at Jul 15, 2011, 5:43 PM EDT for Bryan County, Chatham County, Liberty County, Georgia. It was in force for 60 min. 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
- Jul 15, 2011, 5:43 PM EDT (21:43 UTC)
- Expired
- Jul 15, 2011, 6:43 PM EDT
- In force
- 60 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Flood severity
- None
Counties Bryan County, GA, Chatham County, GA, Liberty County, GA
The radar
The Charleston,SC radar (KCLX), 100 km from the middle of the area, began a volume at 21:44 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 15, 6:37 PM EDT | HEAVY RAIN 0 | Keller, GA | LAW ENFORCEMENT REPORTED MINOR FLOODING NEAR THE INTERSECTION OF HIGHWAY 144 AND SWEETHILL ROAD. THE ROAD WAS STILL PASSABLE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 9.7 hours before the alert went out and 148 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
- 2889 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 481 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
710
WGUS52 KCHS 152143
FFWCHS
GAC029-051-179-152345-
/O.NEW.KCHS.FF.W.0005.110715T2143Z-110715T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
543 PM EDT FRI JUL 15 2011
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN BRYAN COUNTY IN SOUTHEAST GEORGIA...
SOUTH CENTRAL CHATHAM COUNTY IN SOUTHEAST GEORGIA...
EASTERN LIBERTY COUNTY IN SOUTHEAST GEORGIA...
* UNTIL 745 PM EDT
* AT 540 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN OCCURRING NEAR KELLER...OR ABOUT 10 MILES SOUTHEAST
OF RICHMOND HILL...MOVING WEST AT 10 MPH.
THUNDERSTORMS WILL CONTINUE TO PUSH ONSHORE INTO THIS AREA
THROUGH 745 PM EDT. TORRENTIAL RAINFALL RATES OF 2 TO 4 INCHES PER
HOUR WILL PRODUCE FLASH FLOODING THROUGH THAT TIME.
* FLASH FLOODING IS EXPECTED IN AND AROUND...
KELLER...SUNBURY...BELFAST...RICEBORO...MIDWAY...
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 3176 8160 3198 8149 3182 8102 3176 8107
3172 8113 3169 8112
$$2 follow-up statements
004
WGUS72 KCHS 152211
FFSCHS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
611 PM EDT FRI JUL 15 2011
GAC029-051-179-152345-
/O.CON.KCHS.FF.W.0005.000000T0000Z-110715T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIBERTY GA-BRYAN GA-CHATHAM GA-
611 PM EDT FRI JUL 15 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR SOUTH
CENTRAL CHATHAM...SOUTHEASTERN BRYAN AND EASTERN LIBERTY COUNTIES...
AT 605 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE AN AREA OF HEAVY RAIN CAPABLE OF PRODUCING FLASH FLOODING.
THIS STORM WAS LOCATED NEAR KELLER...OR ABOUT 7 MILES SOUTHEAST OF
RICHMOND HILL...MOVING WEST AT 10 MPH.
RADAR ESTIMATED THAT OVER 4 INCHES OF RAIN HAD FALLEN BETWEEN
INTERSTATE 95 AND KELLER SINCE 5 PM. AS THUNDERSTORMS WITH
TORRENTIAL RAINFALL RATES OF 2 TO 4 INCHES PER HOUR CONTINUE TO
PUSH ONSHORE INTO THE WARNING AREA THROUGH 745 PM EDT...FLASH
FLOODING WILL OCCUR.
FLASH FLOODING IS EXPECTED IN AND AROUND BELFAST...KELLER...
MCINTOSH...SUNBURY...CROSSROADS AND MIDWAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AVOID DRIVING INTO WATER ON THE ROAD. THE WATER IS USUALLY DEEPER
THAN IT APPEARS AND THE ROAD MAY BE WASHED OUT. ONLY ONE FOOT OF
WATER WILL STALL A VEHICLE AND LESS THAN TWO FEET OF WATER CAN FLOAT
AND CARRY AWAY A VEHICLE. FLOODING IS THE NUMBER ONE WEATHER-RELATED
CAUSE OF DEATH IN THE UNITED STATES. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3176 8160 3198 8149 3182 8102 3176 8107
3172 8113 3169 8112
$$436
WGUS72 KCHS 152243
FFSCHS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
643 PM EDT FRI JUL 15 2011
GAC029-051-179-152250-
/O.CAN.KCHS.FF.W.0005.000000T0000Z-110715T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIBERTY GA-BRYAN GA-CHATHAM GA-
643 PM EDT FRI JUL 15 2011
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTH CENTRAL
CHATHAM...SOUTHEASTERN BRYAN AND EASTERN LIBERTY COUNTIES...
AT 639 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DEPICTED A
RAPID DECREASE IN RAINFALL RATES ACROSS THE AREA. THUS...THE THREAT
FOR FLASH FLOODING HAS ENDED FOR NOW. REMAIN ALERT FOR STANDING
WATER ON ROADS DUE TO HEAVY RAIN WHICH HAS ALREADY OCCURRED.
A FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 11 PM...AND ADDITIONAL
HEAVY RAIN IS POSSIBLE THIS EVENING.
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 3176 8160 3198 8149 3182 8102 3176 8107
3172 8113 3169 8112
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 11:10 PM EDT | Special Marine Warning | CHS | 77 min | |
| Jul 14, 11:27 PM EDT | Areal Flood Advisory | CHS | Bryan, Chatham | 93 min |
| Jul 14, 11:52 PM EDT | Flash Flood Warning | CHS | Bryan, Chatham | 113 min |
| Jul 15, 1:06 AM EDT | Special Marine Warning | CHS | 81 min | |
| Jul 15, 2:37 AM EDT | Flash Flood Watch | CHS | Bulloch, Candler, Effingham, Evans, Long, Tattnall | 20 hr |
| Jul 15, 3:37 AM EDT | Special Marine Warning | CHS | 83 min | |
| Jul 15, 8:43 AM EDT | Special Weather Statement | CHS | McIntosh | 47 min |
| Jul 15, 9:35 AM EDT | Areal Flood Advisory | CHS | McIntosh | 115 min |
| Jul 15, 11:04 AM EDT | Areal Flood Advisory | CHS | Long, McIntosh | 2 hr |
| Jul 15, 11:44 AM EDT | Areal Flood Advisory | CHS | McIntosh | 108 min |
| Jul 15, 3:45 PM EDT | Coastal Flood Advisory | CHS | 7 hr | |
| Jul 15, 3:46 PM EDT | Small Craft Advisory | CHS | 52 hr | |
| Jul 15, 5:03 PM EDT | Areal Flood Advisory | CHS | Bryan, Chatham, Liberty | 57 min |
| Jul 15, 6:15 PM EDT | Areal Flood Advisory | CHS | Long, Tattnall | 55 min |
| Jul 15, 7:13 PM EDT | Areal Flood Advisory | CHS | Chatham | 62 min |
Nearby
Flash Flood Warnings in Georgia, 2011Every flash flood warning in 2011
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.