Saturday, September 1, 2007

FLASH FLOOD WARNINGS

BEAUFORT SC-
728 PM EDT SAT SEP 1 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT FOR
BEAUFORT COUNTY...

AT 724 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AXIS OF HEAVY RAIN FROM SKIDAWAY ISLAND TO TYBEE ISLAND TO JUST WEST
OF HILTON HEAD...MOVING NORTHWEST AT 10 MPH. THROUGH 830 PM...MOST
FLOODING PROBLEMS ARE EXPECTED TO BE CONFINED TO THE DAUFUSKIE
ISLAND AREA. HOWEVER...LATER THIS EVENING ANOTHER BATCH OF HEAVY
RAIN WILL PROBABLY DEVELOP ACROSS THE WARNED AREA...WHICH IS ALSO
APPROACHING A HIGH TIDE CYCLE. THEREFORE...BE ESPECIALLY ALERT WHEN
TRAVELING TONIGHT...AS FLOOD WATERS CAN BE VERY DIFFICULT TO SEE AT
NIGHT.

712 PM EDT SAT SEP 1 2007

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
BRYAN COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 115 AM EDT SUNDAY

* AT 706 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN OCCURRING ACROSS FAR SOUTHEAST BRYAN COUNTY...
INCLUDING THE TOWNS OF KELLER...FORT MCALLISTER AND RABBIT HILL.
THE AREA OF HEAVY RAIN WAS NEARLY STATIONARY. RADAR INDICATES 2
TO 3 INCHES OF RAIN PER HOUR IS OCCURRING WITH THIS ACTIVITY. THESE
AREAS HAVE ALREADY RECEIVED 4 TO 6 INCHES OF RAIN TODAY...THEREFORE
ANY FURTHER RAIN WILL EITHER RUN OFF OR POND IN LOW-LYING AREAS.
WITH ANOTHER 2 TO 4 INCHES OF RAIN EXPECTED IN THIS AREA...
SIGNIFICANT FLOOD PROBLEMS COULD VERY WELL DEVELOP IN THE WARNED
AREA THIS EVENING.

* FLASH FLOODING IS EXPECTED IN AND AROUND...
BELFAST...KELLER...OAK LEVEL...
FORT MCALLISTER...RABBIT HILL...AND BRISBON...


...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR
CHATHAM COUNTY...

AT 652 PM EDT...DOPPLER RADAR INDICATED A BROAD AREA OF HEAVY
RAINFALL EXTENDING FROM NEAR RICHMOND HILL...TO DOWNTOWN SAVANNAH
AND FORT PULASKI. THIS AREA OF RAIN IS NEARLY STATIONARY. AT 648
PM...CHATHAM COUNTY EMERGENCY MANAGEMENT REPORTED NUMEROUS STREETS
IN AND AROUND SAVANNAH PROPER WERE COVERED IN WATER AND IMPASSIBLE.
THIS INCLUDES SECTIONS OF ABERCORN...HABERSHAM...AND VICTORY DRIVE.
ANOTHER 2 TO 4 INCHES OF RAIN COULD FALL IN THESE AREAS...WHILE
DOPPLER RADAR INDICATES AS MUCH AS 12 INCHES OF RAIN HAS ALREADY
FALLEN IN A FEW AREAS BETWEEN WILMINGTON AND TYBEE ISLANDS. A VERY
SERIOUS FLOOD THREAT EXISTS IN THE WARNED AREA.

FLOODING IS EXPECTED IN AND AROUND BURROUGHS...GARDEN CITY...
ISLE OF HOPE...POOLER...PORT WENTWORTH...RIVERSIDE...SANDFLY...
SAVANNAH...TYBEE ISLAND...SKIDAWAY ISLAND...THUNDERBOLT...
VERNONBURG...WHITE BLUFF...WILMINGTON ISLAND AND WINDSOR FOREST.

EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE RAPID FLOODING OF
STREETS...HIGHWAYS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS
AND LOW-LYING SPOTS.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

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.