Alert archive / South Carolina / Flash Flood Warnings in 1997
Flash Flood Warning 1, NWS Wilmington, NC
NWS Wilmington, NC issued this flash flood warning at Apr 28, 1997, 9:22 AM EDT for Georgetown County, Horry County, South Carolina. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 28, 1997, 9:22 AM EDT (13:22 UTC)
- Expired
- Apr 28, 1997, 12:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Wilmington, NC
- Area
- Whole counties
Counties Georgetown County, SC, Horry County, SC
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 1.4 hours before the alert went out and 116 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
- 319 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 489 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KILM 281321 FFWILM SCC043-051-281615- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE WILMINGTON NC 922 AM EDT MON APR 28 1997 THE NATIONAL WEATHER SERVICE IN WILMINGTON NC HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1215 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST SOUTH CAROLINA ...NORTHERN GEORGETOWN ...EASTERN HORRY SPOTTER REPORTS CONFIRM RADAR RAINFALL ESTIMATES OF 2 TO 4 INCHES OF RAIN IN THE LAST 3 HOURS IN NORTHERN GEORGETOWN AND EASTERN HORRY COUNTIES...ESPECIALLY ALONG THE GRAND STRAND AND U.S. HIGHWAY 17. A LINE OR SHOWERS AND THUNDERSTORMS WILL CONTINUE MOVING NORTHEAST ALONG THE COAST FOR THE REST OF THE MORNING...WITH RAIN CONTINUING. THROUGH NOON ADDITIONAL RAINFALL WILL TOTAL UP TO AN INCH... FURTHER AGGRAVATING DIFFICULT TRAVEL CONDIDTIONS. MOTORISTS ARE WARNED THAT DEEP PONDING OF ROADS AND REDUCED VISIBILITY CAUSES ACCIDENTS AND DEATHS. TM
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.
NWS Wilmington, NC wrote its last area forecast discussion before this flash flood warning went out at Apr 28, 3:00 AM EDT, 6 hours 22 minutes earlier.
Area forecast discussion, Apr 28, 3:00 AM EDT, 6 hours 22 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON NC 3 AM EDT MON APR 28 1997 RDU & CAE: WET...WNDY...AND MILD THRU PD. DISC: WMFNT BISCETING CAROLINAS WILL MOV OUT OF AREA AS STGR SYS APCHS FM THE SW. CRNTLY...88D SHWG LRG AREA SHRA/ISOLD TSRA ADVCG NE OVR RGN. HV HAD SOME LCLY HVY RAINS OVR CWA. AREA DCRG FM SW. HOWEVER...CHC SHRA/TSRA CONTG THRU PD AS LO OVR TX AND ASSOCD CDFNT MOVS NE INTO RGN. SYS PROGGD TO WRN CAROLINAS THIS MRNG...MOVG OFSHR TNGT/TUE. UPR SUPPORT IN PLC. GOOD LIFT...MSTR CNVRGNC...AND PLCMNT OF LOLVL JET WILL MAKE FOR RATHER DAY. CONR GOING FCSTS WITH SHRA/TSRA LKLY TDA/TNGT. TEMPS UPR 70S TDA AND 60S TNGT. FOR CSTL WTRS...LTST BOYDAT RPTG S WNDS 20-30 KTS WITH SEAS 8-13 FT. GALES ALRDY UNDRWAY AS DSLN7. PER CRNT GUIDANCE...APCH OF LO/FNT...CONT GOING TRND. ILM TE 079/062 072/054 078 11785 FLO TE 077/060 073/053 079 11875 DTR
In the hours before
Special weather statement, Apr 28, 5:58 AM EDT, 3 hours 24 minutes before
NCZ087-096-097-099>101-505-SCZ017-023-024-032>034-039-046-291015- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON NC 558 AM EDT MON APR 28 1996 THIS OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN NORTHEAST SOUTH CAROLINA AND SOUTHEAST NORTH CAROLINA... ..................SOUTH CAROLINA................................... DARLINGTON GEORGETOWN MARLBORO DILLON HORRY WILLIAMSBURG FLORENCE MARLBORO ADJACENT COASTAL WATERS ..................NORTH CAROLINA................................... BLADEN NEW HANOVER ADJACENT COASTAL WATERS BRUNSWICK PENDER COLUMBUS ROBESON ................................................................... SYNOPSIS...A WARM FRONT STALLED ACROSS THE CENTRAL CAROLINAS WILL START TO MOVE SLOWLY NORTH AGAIN THIS MORNING. A LOW PRESSURE SYSTEM OVER EAST TEXAS AND ITS ASSOCIATED COLD FRONT WILL MOVE NORTHEAST INTO THE REGION ALSO. THESE SYSTEMS WILL BE THE FOCI FOR SHOWER AND THUNDERSTORM ACTIVITY TODAY. WITH PLENTY OF GULF MOISTURE AROUND AND AN UNSTABLE ATMOSPHERE IN PLACE...SHOWERS AND THUNDERSTORMS WILL BE WIDESPREAD. THERE IS A SLIGHT RISK THAT SOME OF THESE STORMS WILL REACH SEVERE LIMITS. THE PRIMARY THREAT WILL BE DAMAGING WINDS WITH LARGE HAIL POSSIBLE LATER THIS AFTERNOON. SKYWARN SPOTTERS...AMATEUR RADIO OPERATORS...AND THE GENERAL PUBLIC ARE URGED TO KEEP AN EYE OUT FOR ANY SEVERE WEATHER OCCURRENCES. REPORT ALL EVENTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OR YOUR LOCAL LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY IT TO THE WEATHER SERVICE. DTR
Nearby
Flash Flood Warnings in South Carolina, 1997Every flash flood warning in 1997
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.