Alert archive / North Carolina / Flash Flood Warnings in 1993
Flash Flood Warning 1, NWS Raleigh, NC
NWS Raleigh, NC issued this flash flood warning at Mar 4, 1993, 6:45 AM EST for Wake County, North Carolina. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Mar 4, 1993, 6:45 AM EST (11:45 UTC)
- Expired
- Mar 4, 1993, 11:00 AM EST
- In force
- 4 hr
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Wake County, NC
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 11.8 hours before the alert went out and 117 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
- 543 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 293 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KRDU 041153 FFWRDU NCC183-041600- FLOOD WARNING NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC 645 AM EST THU MAR 4 1993 A FLOOD WARNING HAS BEEN ISSUED FOR WAKE COUNTY. HEAVY RAIN OVER THE PAST SEVERAL HOURS HAS CAUSED SEVERAL SMALL STREAMS TO RISE TO BANK- FULL. ADDITIONAL RAIN WILL CAUSE SMALL STREAM FLOODING TO DEVELOP IN MANY PARTS OF THE COUNTY DURING THE NEXT FEW HOURS. PORTIONS OF CRAB- TREE CREEK IN RALEIGH WILL FLOOD EARLY THIS MORNING PARTICULARLY AROUND WAKE FOREST ROAD AND SURROUNDING AREAS. A FLOOD WARNING MEANS THAT STREAMS IN THE WARNING AREA ARE RISING RAPIDLY. PEOPLE LIVING NEAR STREAMS AND IN AREAS PRONE TO FAST RISING WATER SHOULD BE ALERT FOR POSSIBLE FLOODING AND TAKE ALL NECESSARY PRECAUTIONS. YOU ARE REMINDED THAT MANY FLOOD RELATED DEATHS ARE DUE TO MOTORISTS ATTEMPTING TO CROSS FLOODED ROADWAYS..BRIDGES..AND UNDERPASSES...AND DUE TO CHILDREN PLAYING NEAR FLOODED STREAMS OR STORM DRAINS. < LISTEN TO LOCAL RADIO..TV..OR WEATHER RADIO FOR LATER INFORMATION. THE NEXT STATEMENT WILL BE ISSUED BY 9AM. GSA
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, Mar 4, 5:28 AM EST, 1 hour 17 minutes before
NCZ003-004-005-014-041230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC 521 AM EST THU MAR 4 1993 WEATHER SERVICE RADAR AT RALEIGH-DURHAM INDICATED A DEVELOPING LINE OF THUNDERSTORMS EXTENDING FROM WESTERN HARNETT COUNTY NORTHWARD ACROSS CENTRAL LEE AND CHATHAM COUNTIES TO NORTHERN ORANGE. THE THUNDERSTORMS IN THIS LINE APPEAR TO BE MOVING NORTHEAST AROUND 30 MPH. STRONG LOW LEVEL WINDS WILL CAUSE RAPID MOVEMENT OF THESE THUNDERSTORMS. SOME BRIEF GUSTY WINDS IN EXCESS OF 35 MPH ARE POSSIBLE ACROSS NORTH-CENTRAL NORTH CAROLINA EARLY THIS MORNING. PERSONS ESPECIALLY ACROSS THE NORTHEAST PIEDMONT SHOULD BE ON THE ALERT FOR RAPID CHANGING CONDITIONS THIS MORNINGV. LOCALLY HEAVY RAINFALL WILL ALSO PRODUCE SOME FLOODING OF ROADWAYS. COMMUTERS SHOULD ALLOW EXTRA TIME THIS MORNING. ADDITIONAL STATEMENTS AND OR WARNINGS WILL BE ISSUED AS NEEDED. LBC
Special weather statement, Mar 4, 6:37 AM EST, 8 minutes before
NCZ006-007-009-041300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENSBORO NC 635 AM EST THU MAR 4 1993 ...HEAVY RAINS STILL SPREADING OVER NORTHWEST NORTH CAROLINA... PATCHES OF HEAVY RAIN CONTINUE TO DEVELOP OVER THE NORTHERN MOUNTAINS.. NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT OF NORTH CAROLINA. OVER TWO INCHES OF RAIN HAVE FALLEN AT THE PIEDMONT TRIAD INTERNATIONAL AIRPORT SINCE NOON YESTERDAY AND MANY OTHER AREAS HAVE RECIEVED SIMILAR AMOUNTS. AT 630 PM RADAR SHOWED THE HEAVIEST RAINS OVER NORTHWEST NORTH CAROLINA BETWEEN HICKORY AND NORTH WILKESBORO. THE RAIN WAS MOVING NORTH NORTHEAST AT ABOUT 50 MPH. WITH THIS ADDITIONAL HEAVY RAIN THIS MORNING..WE MAY EXPERIENCE SOME MINOR FLOODING OF SMALL CREEKS AND STREAMS. WATER WAS ALSO PONDING ALONG SIDE ROADWAYS IN LOW LYING AREAS AND IN SPOTS WHERE THE DRAINAGE WAS POOR. PERSONS GETTING OUT AND TRALVELING THIS MORNING SHOULD USE CAUTION AND KEEP A LOOKOUT FOR WXATER LYING ON ROADWAYS. THE RAIN IS EXPECTED TO TAPER OFF AND END LATER THIS MORNING. RBN
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 4, 8:17 AM EST | Flash Flood Warning | RAH | Franklin, Vance, Warren | 3 hr |
| Mar 4, 8:17 AM EST | Flash Flood Warning | RAH | Durham, Orange, Person | 3 hr |
| Mar 4, 8:17 AM EST | Flash Flood Warning | RAH | Granville | 3 hr |
Nearby
Flash Flood Warnings in North Carolina, 1993Every flash flood warning in 1993
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.