Alert archive / South Carolina / Flash Flood Warnings in 1994
Flash Flood Warning 5, NWS Charleston, SC
NWS Charleston, SC issued this flash flood warning at Oct 13, 1994, 7:09 AM EDT for Beaufort County, South Carolina. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Oct 13, 1994, 7:09 AM EDT (11:09 UTC)
- Expired
- Oct 13, 1994, 11:15 AM EDT
- In force
- 4 hr
- Issued by
- NWS Charleston, SC
- Area
- Whole counties
County Beaufort County, SC
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 11.2 hours before the alert went out and 89 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
- 9 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 510 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 269 m²/s²
- 0-3 km storm-relative helicity
- 395 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Oct 13, 5:35 AM EDT, 1 hour 34 minutes before
GAZ101-118-119-116-117-100-138-139-140-141-131030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAVANNAH GA 430 AM EDT THU OCT 13 1994 ...A FLASH FLOOD WARNING IS IN EFFECT FOR CHATHAM...EFFINGHAM...BRYAN... BULLOCH...AND LIBERTY COUNTIES UNTIL 9 AM... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR ALL OF SOUTHEAST GEORGIA AND MOST OF SOUTH CENTRAL GEORGIA TODAY AND TONIGHT... ...A SMALL CRAFT ADVISORY REMAINS IN EFFECT FOR THE GEORGIA COAST TODAY... ...THE COASTAL FLOOD WATCH AND HEAVY SURF ADVISORY FOR THE GEORGIA COAST HAVE BEEN CANCELLED... AT 425 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A CLUSTER OF HEAVY RAIN AND ISOLATED THUNDERSTORMS IN CHATHAM COUNTY NEAR SAVANNAH. THESE STORMS WILL CONTINUE TO COMPOUND THE WIDESPREAD FLOODING PROBLEMS THROUGHOUT CHATHAM COUNTY THROUGH SUNRISE AND ARE CAPABLE OF PRODUCING RAINFALL RATES IN EXCESS OF ONE INCH PER HOUR FOR THE NEXT FEW HOURS ON TOP OF THE NEARLY 14 INCHES PORTIONS OF THE CITY HAVE RECEIVED SINCE WEDNESDAY MORNING. THE HEAVY RAIN THAT WAS FALLING IN PORTIONS OF BRYAN...BULLOCH...LIBERTY... AND EFFINGHAM COUNTIES HAS DIMINISHED SINCE 3 AM. NUMEROUS ROADS AND STREAMS REMAIN FLOODED IN THESE COUNTIES. SINCE FLOODING DUE TO RUNOFF FROM UP TO 10 INCHES OF RAIN IN THE PAST 18 HOURS WILL CONTINUE THROUGH THE MID-MORNING...THE FLASH FLOOD WARNING WILL REMAIN IN EFFECT UNTIL 9 AM. ALONG THE COAST...WIND SPEEDS ARE BEGINNING TO DECREASE. THIS WILL ALLOW THE SEAS TO SETTLE AND THE TIDES TO RETURN TO NEAR NORMAL LEVELS OVER THE NEXT 24 HOURS. THEREFORE..THE THREAT OF COASTAL FLOODING HAS BEEN MINIMIZED. RESIDENTS IN SOUTHEAST AND SOUTH CENTRAL GEORGIA ARE URGED TO STAY TUNED TO NOAA WEATHER RADIO OR A LOCAL TELEVISION OR RADIO STATION FOR LATER STATEMENTS OR WARNINGS.
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 12, 9:58 PM EDT | Flash Flood Warning | CHS | Beaufort | 8 hr |
| Oct 12, 9:58 PM EDT | Flash Flood Warning | CHS | Jasper | 8 hr |
| Oct 13, 7:09 AM EDT | Flash Flood Warning | CHS | Jasper | 4 hr |
| Oct 13, 9:39 AM EDT | Flash Flood Warning | CHS | Berkeley, Charleston, Dorchester | 3 hr |
| Oct 13, 11:18 AM EDT | Flash Flood Warning | CHS | Georgetown, Williamsburg | 3 hr |
| Oct 13, 2:21 PM EDT | Flash Flood Warning | CHS | Georgetown, Williamsburg | 3 hr |
| Oct 13, 2:21 PM EDT | Flash Flood Warning | CHS | Horry | 3 hr |
| Oct 13, 5:31 PM EDT | Flash Flood Warning | CHS | Georgetown, Williamsburg | 5 hr |
| Oct 13, 5:31 PM EDT | Flash Flood Warning | CHS | Horry | 5 hr |
Nearby
Flash Flood Warnings in South Carolina, 1994Every flash flood warning in 1994
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.