Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 63, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at May 4, 1998, 2:56 PM EDT for Halifax County, Nash County, North Carolina. It was in force for 34 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 4, 1998, 2:56 PM EDT (18:56 UTC)
- Expired
- May 4, 1998, 3:30 PM EDT
- In force
- 34 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
Counties Halifax County, NC, Nash County, NC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 4, 3:25 PM EDT | Hail 0.75 | Darlington, NC |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 4, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.9 hours before the alert went out and 187 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
- 103 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 175 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 041856 RRA SVRRDU NCC083-127-041930- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE RALEIGH NC 256 PM EDT MON MAY 4 1998 THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL HALIFAX COUNTY NORTHEASTERN NASH COUNTY * UNTIL 330 PM EDT * AT 255 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTHEAST OF NASHVILLE... MOVING NORTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ENDFIELD BETWEEN 215PM AND 230 PM DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! RA
What forecasters said that day
The local office's own words before this severe thunderstorm 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, May 4, 11:00 AM EDT, 3 hours 56 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-040000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 1100 AM EDT MON MAY 4 1998 ...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON... (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON ACROSS CENTRAL NORTH CAROLINA. THE MAIN THREAT WILL BE FROM HAIL. A SLOW MOVING UPPER LEVEL LOW OVER KENTUCKY WITH AN ASSOCIATED COLD AIR ALOFT IN COMBINATION WITH MOISTURE IN THE LOWER ATMOSPHERIC LEVELS WILL PRODUCE UNSTABLE CONDITIONS NECESSARY FOR THUNDERSTORM DEVELOPMENT. THE COLD AIR ALOFT WILL ACT TO PRODUCE HAIL IN SOME THUNDERSTORMS THAT COULD MAKE IT ALL THE WAY TO THE GROUND. THE TRIAD...ALBEMARLE...WADESBORO AND ROCKINGHAM AREAS COULD SEE SEVERE STORMS BY MID TO LATE AFTERNOON...WHILE THE TRIANGLE... FAYETTEVILLE AND ROCKY MOUNT-WILSON REGIONS WILL MAINLY BE AFFECTED DURING THE EVENING AND OVERNIGHT. SPOTTER ACTIVATION MAY BE NEEDED TODAY AFTER 100 PM. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. JWC ********************************************************************* 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, May 4, 11:00 AM EDT, 3 hours 56 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-040000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 1100 AM EDT MON MAY 4 1998 ...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON... (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON ACROSS CENTRAL NORTH CAROLINA. THE MAIN THREAT WILL BE FROM HAIL. A SLOW MOVING UPPER LEVEL LOW OVER KENTUCKY WITH AN ASSOCIATED COLD AIR ALOFT IN COMBINATION WITH MOISTURE IN THE LOWER ATMOSPHERIC LEVELS WILL PRODUCE UNSTABLE CONDITIONS NECESSARY FOR THUNDERSTORM DEVELOPMENT. THE COLD AIR ALOFT WILL ACT TO PRODUCE HAIL IN SOME THUNDERSTORMS THAT COULD MAKE IT ALL THE WAY TO THE GROUND. THE TRIAD...ALBEMARLE...WADESBORO AND ROCKINGHAM AREAS COULD SEE SEVERE STORMS BY MID TO LATE AFTERNOON...WHILE THE TRIANGLE... FAYETTEVILLE AND ROCKY MOUNT-WILSON REGIONS WILL MAINLY BE AFFECTED DURING THE EVENING AND OVERNIGHT. SPOTTER ACTIVATION MAY BE NEEDED TODAY AFTER 100 PM. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. JWC ********************************************************************* 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 |
|---|---|---|---|---|
| May 4, 3:14 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland | 36 min |
| May 4, 3:28 PM EDT | Severe Thunderstorm Warning | RAH | Sampson | 47 min |
| May 4, 3:32 PM EDT | Severe Thunderstorm Warning | RAH | Wayne | 33 min |
| May 4, 4:00 PM EDT | Severe Thunderstorm Warning | RAH | Wilson | 50 min |
| May 4, 4:32 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe | 48 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1998Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.