Alert archive / South Carolina / Flash Flood Warnings in 1992
Flash Flood Warning 2, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at Jun 12, 1992, 2:53 PM EDT for Berkeley County, Dorchester County, South Carolina. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1992, 2:53 PM EDT (18:53 UTC)
- Expired
- Jun 13, 1992, 12:00 AM EDT
- In force
- 9 hr
- Issued by
- NWS Charleston, SC
- Area
- Whole counties
Counties Berkeley County, SC, Dorchester County, SC
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 6.9 hours before the alert went out and 31 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 525 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCHS 121854 FFWCHS SCC015-035-130400- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CHARLESTON SC 253 PM EDT FRI JUN 12 1992 THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL MIDNIGHT EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CAROLINA ...BERKELEY COUNTY...DORCHESTER COUNTY ...SMALL STREAM FLOOD WARNING... AT 3.00 PM FLOODING CONTINUED IN THE SUMMERVILLE...KNIGHTSVILLE ...LADSON AND COLLEGE PARK AREAS. RAINFALL AMOUNTS SINCE MIDNIGHT AROUND THE AREA HAVE BEEN FROM 5 TO OVER 6 INCHES. LIGHT RAIN IS EXPECTED TO CONTINUE OVER THE WARNED AREA THROUGH THE NIGHT. PRESENTLY TIDES ARE RUNNING ABOUT 1 FOOT ABOVE NORMAL. THE HIGH TIDE WILL BE AT 9.09 PM AT MAGNOLIA GARDENS. THE STREAMS FLOWING INTO THE ASHLEY RIVER IN SUMMERVILLE AREA WILL START RISING AROUND 8.00 PM. IF YOU LIVE IN THE WARNED AREA AND HAVE HAD FLOODING IN THE PAST THEN YOU CAN EXPECT FLOODING TONIGHT. YOU SHOULD TAKE NECESSARY PRECAUTIONS NOW... CHANDLER CREEK AT LADSON IS EXPECTED TO CREST AT 15 FEET WHICH IS 1 FOOT ABOVE THE FLOOD STAGE. THE CREST SHOULD BE BETWEEN 11 PM AND MIDNIGHT. IF HEAVY RAINS SHOULD DEVELOP OVER THE WARNING AREA THEN THE CREST WOULD BE HIGHER. STATEMENTS WILL BE ISSUED HOURLY BY THE NATIONAL WEATHER SERVICE IN CHARLESTON. STAY TUNED TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO FOR DETAILED INFORMATION. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. SIMPSON
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 12, 9:49 AM EDT, 5 hours 4 minutes before
SCZALL-121430- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON SC 930 AM EDT FRI JUN 12 1992 ...THUNDERSTORMS WITH VERY HEAVY RAINFALL IN THE SUMMERVILLE AREA... VERY HEAVY RAINFALL CONTINUED FROM SUMMERVILLE TO HUGER SOUTH CAROLINA. PERSONS IN THIS VICINITY SHOULD KEEP ALERT FOR OVERFLOWING SMALL STREAMS AND DRAINAGE DITCHES. MOTORISTS TAKE EXTRA CARE AND ALLOW FOR EXTRA TIME TRAVELING...FOR ROADWAYS AND DITCHES MAY FLOOD IN LOW LYING AREAS. DURING THE PAST 24 HOURS...RAINFALL TOTALS IN THE SUMMERVILLE AREA RANGED FROM 2 TO 5 INCHES. ELSEWHERE...MOSTLY LIGHT RAIN WAS OVER MUCH OF SOUTH CAROLINA AND EXTENDED INTO EASTERN GEORGIA. MOVEMENT WAS TO THE( EAST AT 25 MILES AN HOUR. RAO
Special weather statement, Jun 12, 11:54 AM EDT, 2 hours 59 minutes before
SCZALL-121630- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON SC 1130 AM EDT FRI JUN 12 1992 VERY HEAVY RAINFALL CONTINUED IN THE CHARLESTON VICINITY. HOWEVER... THE THUNDERSTORMS MOVED FROM THE SUMMERVILLE AREA TO NORTH CHARLESTON AND MONCKS CORNER. MOSTLY LIGHT RAIN CONTINUED IN THE SUMMERVILLE AREA. SOME RAINFALL AMOUNTS DURING THE PAST 24 HOURS...6.13 INCHES AT OLD FORT FIRE DEPARTMENT ON LADSON ROAD IN SUMMERVILLE....5.00 INCHES AT DORCHESTER COUNTY AIRPORT IN JEDBURG. MOTORISTS SHOULD EXERCISE CAUTION AND KEEP ALERT FOR WATER ON STREETS AND ROADS. OVER THE REMAINDER OF THE STATE....MOSTLY LIGHT RAIN EXTENDED FROM THE PIEDMONT TO THE COAST AND| OFFSHORE TO ABOUT 125 MILES. MOVEMENT WAS TO THE EAST AT 20 MILES AN HOUR. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL TV OR RADIO FOR ADDITIONAL STATEMENTS. OLIVER
Special weather statement, Jun 12, 12:43 PM EDT, 2 hours 10 minutes before
SCZALL-121730- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON SC 1230 PM EDT FRI JUN 12 1992 ...RAINFALL WAS DECREASING IN INTENSITY OVER THE CHARLESTON AREA... MOST OF THE HEAVIER RAINFALL MOVED OVER THE COASTAL WATERS EAST OF CHARLESTON. MOSTLY LIGHT RAIN CONTINUED FROM THE MIDLANDS TO THE COAST OF SOUTH CAROLINA AND OFFSHORE TO ABOUT 75 MILES. MOTORISTS SHOULD CONTINUE TO EXERCISE CAUTION IN LOWLYING AN'D SLOW DRAINAGE AREAS. PERSONS ALONG THE COAST SHOULD CONTINUE TO MONITOR RADIO...TV OR NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS. MOVEMENT WAS TO THE EAST AT 20 MILES AN HOUR. OLIVER.
Special weather statement, Jun 12, 1:40 PM EDT, 1 hour 13 minutes before
SCZALL-121830- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON SC 130 PM EDT FRI JUN 12 1992 LIGHT RAIN COVERED MUCH OF SOUTH CAROLINA FROM THE MIDLANDS TO THE COAST...EXTENDED INTO EASTERN GEORGIA AND OFFSHORE TO 125 MILES. SMALL STREAMS AND DRAINAGE DITCHES ARE FULL IN LOWER DORCHESTER COUNTY. PERSONS IN THIS AREA...ESPECIALLY IN LOWLYING AREAS OF SLOW DRAINAGE SHOULD CONTINUE TO KEEP ALERT FOR ACCUMULATION OF WATER AND SOME MINOR FLOODING. RESIDENTS ALONG THE LOWER COAST...ESPECIALLY DORCHESTER COUNTY IN THE SUMMERVILLE AREA...SHOULD CLOSELY MONITOR RADIO...TV OR NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR REDEVELOPMENT OF HEAVY RAIN. MOVEMENT OF THE PRECIPITATION WAS TO THE EAST AT 10 MILES AN HOUR. OLIVER
Special weather statement, Jun 12, 2:43 PM EDT, 10 minutes before
SCZALL-121930- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON SC 230 PM EDT FRI JUN 12 1992 LIGHT RAIN CONTINUED TO FALL OVER THE MIDLANDS AND COASTAL COUNTIES OF SOUTH CAROLINA. DURING THE PAST HOUR...INTENSITY DECREASED WITH LITTLE CHANGE IN COVERAGE. SMALL STREAMS AND DRAINAGE DITCHES ARE AT BANKFUL IN LOWER DORCHESTER AND BERKELY COUNTIES. WATER COVERED THE BRIDGE AT COLLEGE PARK ROAD AND I-26 AND LINCOLNVILLE ROAD BETWEEN SUMMERVILLE AND LADSON. MOTORISTS SHOULD NOT DRIVE ON FLOODED ROADWAYS. RESIDENTS ALONG THE LOWER COAST...ESPECIALLY DORCHESTER COUNTY IN THE SUMMERVILLE AREA...SHOULD CLOSELY MONITOR RADIO...TV OR NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR REDEVELOPMENT OF MOVEMENT WAS TO THE EAST AT 10 MILES AN HOUR. OLIVER
Special weather statement, Jun 12, 2:47 PM EDT, 6 minutes before
SCZALL-121930- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CHARLESTON SC 230 PM EDT FRI JUN 12 1992 LIGHT RAIN CONTINUED TO FALL OVER THE MIDLANDS AND COASTAL COUNTIES OF SOUTH CAROLINA. DURING THE PAST HOUR...INTENSITY DECREASED WITH LITTLE CHANGE IN COVERAGE. SMALL STREAMS AND DRAINAGE DITCHES ARE AT BANKFUL IN LOWER DORCHESTER AND BERKELY COUNTIES. WATER COVERED THE BRIDGE AT COLLEGE PARK ROAD AND I-26 AND LINCOLNVILLE ROAD BETWEEN SUMMERVILLE AND LADSON. MOTORISTS SHOULD NOT DRIVE ON FLOODED ROADWAYS. RESIDENTS ALONG THE LOWER COAST...ESPECIALLY DORCHESTER COUNTY IN THE SUMMERVILLE AREA...SHOULD CLOSELY MONITOR RADIO...TV OR NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR REDEVELOPMENT OF HEAVY RAIN. MOVEMENT WAS TO THE EAST AT 10 MILES AN HOUR. OLIVER
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 9:51 AM EDT | Flash Flood Warning | CHS | Dorchester | 4 hr |
Nearby
Flash Flood Warnings in South Carolina, 1992Every flash flood warning in 1992
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.