Alert archive / North Carolina / Flash Flood Warnings in 1998
Flash Flood Warning 15, NWS Raleigh, NC
NWS Raleigh, NC issued this flash flood warning at Mar 19, 1998, 7:06 AM EST for Durham County, Orange County, North 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
- Mar 19, 1998, 7:06 AM EST (12:06 UTC)
- Expired
- Mar 19, 1998, 10:00 AM EST
- In force
- 3 hr
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
Counties Durham County, NC, Orange County, NC
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 0.1 hours before the alert went out and 81 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
- 514 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 50 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 191207 FFWRDU NCC063-077-135-181-191500- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE RALEIGH NC 706 AM EST THU MAR 19 1998 THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A * FLASH FLOOD WARNING FOR DURHAM COUNTY ORANGE COUNTY VANCE COUNTY GRANVILLE COUNTY * UNTIL 1000 AM EST * SOME AREAS AND STREAMS AFFECTED: LOCATIONS IN AND NEAR CHAPEL HILL... DURHAM... RESEARCH TRIANGLE PARK HIGHWAY 15 IN GRANVILLE COUNTY HIGHWAY 85 IN VANCE COUNTY * BASIS FOR WARNING: SEVERAL ROADS IN THESE COUNTIES ARE UNDER WATER AND CLOSED DUE TO FLOODING. MOTORISTS IN THESE AREAS SHOULD USE EXTREME CAUTION AND BE ALERT FOR WATER ON ROADS. DO NOT ATTEMPT TO DRIVE THROUGH AREAS WHERE WATER COVERS THE ROAD... AS IT MAY BE DEEPER THAN IT APPEARS. ONLY TWO FEET OF WATER CAN CARRY A VEHICLE AWAY. PEOPLE WITH INTERESTS ALONG SWOLLEN CREEKS SHOULD MONITOR WATER LEVELS FREQUENTLY. GIH
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 19, 6:47 AM EST, 19 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-192000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 647 AM EST THU MAR 19 1998 (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) WIDESPREAD RAIN ALONG WITH A FEW THUNDERSTORMS ARE POSSIBLE OVER CENTRAL NORTH CAROLINA TODAY...MAINLY THROUGH EARLY AFTERNOON. A WARM FRONT STRETCHED NORTH-SOUTH THROUGH EAST-CENTRAL NORTH CAROLINA WILL PROVIDE THE FOCUS FOR ISOLATED THUNDERSTORMS THROUGH EARLY AFTERNOON. SPOTTER ACTIVATION WILL BE NEEDED THIS MORNING THROUGH EARLY AFTERNOON MAINLY FOR THE LOCALLY HEAVY RAINS. ANOTHER SEVERE WEATHER OUTLOOK WILL BE ISSUED AT 1100 AM. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. RA ********************************************************************* ALAMANCE ANSON CHATHAM CUMBERLAND DAVIDSON DURHAM EDGECOMBE FORSYTH FRANKLIN GRANVILLE GUILFORD HALIFAX HARNETT HOKE JOHNSTON LEE MONTGOMERY MOORE NASH ORANGE PERSON RANDOLPH RICHMOND SAMPSON SCOTLAND STANLY VANCE WAKE WARREN WAYNE WILSON
Special weather statement, Mar 19, 6:47 AM EST, 19 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-192000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 647 AM EST THU MAR 19 1998 (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) WIDESPREAD RAIN ALONG WITH A FEW THUNDERSTORMS ARE POSSIBLE OVER CENTRAL NORTH CAROLINA TODAY...MAINLY THROUGH EARLY AFTERNOON. A WARM FRONT STRETCHED NORTH-SOUTH THROUGH EAST-CENTRAL NORTH CAROLINA WILL PROVIDE THE FOCUS FOR ISOLATED THUNDERSTORMS THROUGH EARLY AFTERNOON. SPOTTER ACTIVATION WILL BE NEEDED THIS MORNING THROUGH EARLY AFTERNOON MAINLY FOR THE LOCALLY HEAVY RAINS. ANOTHER SEVERE WEATHER OUTLOOK WILL BE ISSUED AT 1100 AM. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. RA ********************************************************************* ALAMANCE ANSON CHATHAM CUMBERLAND DAVIDSON DURHAM EDGECOMBE FORSYTH FRANKLIN GRANVILLE GUILFORD HALIFAX HARNETT HOKE JOHNSTON LEE MONTGOMERY MOORE NASH ORANGE PERSON RANDOLPH RICHMOND SAMPSON SCOTLAND STANLY VANCE WAKE WARREN WAYNE WILSON
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 2:00 AM EST | Flash Flood Warning | RAH | Montgomery | 3 hr |
| Mar 19, 3:02 AM EST | Flash Flood Warning | RAH | Chatham, Moore, Randolph | 3 hr |
| Mar 19, 4:06 AM EST | Flash Flood Warning | RAH | Durham, Wake | 3 hr |
| Mar 19, 4:06 AM EST | Flash Flood Warning | RAH | Orange | 3 hr |
| Mar 19, 6:46 AM EST | Flash Flood Warning | RAH | Wake | 3 hr |
| Mar 19, 7:06 AM EST | Flash Flood Warning | RAH | Granville, Vance | 3 hr |
| Mar 19, 8:08 AM EST | Flash Flood Warning | RAH | Warren | 2 hr |
| Mar 19, 10:37 AM EST | Flash Flood Warning | RAH | Wake | 3 hr |
| Mar 19, 5:31 PM EST | Flash Flood Warning | RAH | Moore | 6 hr |
Nearby
Flash Flood Warnings in North Carolina, 1998Every flash flood warning in 1998
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.