Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 80, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at May 8, 1998, 12:27 PM EDT for Warren County, North Carolina. It was in force for 33 min. 3 reports 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 8, 1998, 12:27 PM EDT (16:27 UTC)
- Expired
- May 8, 1998, 1:00 PM EDT
- In force
- 33 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Warren County, NC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 8, 12:35 PM EDT | Hail 0.75 | Warrenton, NC | |
| May 8, 12:55 PM EDT | Hail 0.75 | Norlina, NC | |
| May 8, 1:06 PM EDT | Hail 0.75 | Elberon, 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 nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 4.5 hours before the alert went out and 153 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
- 341 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 791 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 41 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 081627 RRA SVRRDU NCC185-081700- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE RALEIGH NC 1227 PM EDT FRI MAY 8 1998 THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WARREN COUNTY * UNTIL 100 PM EDT * AT 1226 PM EDT...SPOTTERS INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTHWEST OF WARRENTON... MOVING NORTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... WARRENTON MACON LAKE GASTON DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! MLM
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
Local storm report, May 8, 10:33 AM EDT, 1 hour 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
1033 AM EDT FRI MAY 08 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1000 AM BELEWS CREEK NC .75 INCH HAIL
05/08/98 FORSYTH NORTHWEST FORSYTH COUNTYSpecial weather statement, May 8, 11:00 AM EDT, 1 hour 27 minutes before
NCZ021>023-038>039-073-083-073>078-083>086-088>089-090000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 11 AM EDT FRI MAY 8 1998 ...SLIGHT RISK OF SEVERE WEATHER FROM THUNDERSTORMS MAINLY NEXT FEW HOURS AND THEN AGAIN IN THE LATE AFTERNOON AND EVENING... (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) THERE IS A SLIGHT CONTINUING RISK OF SEVERE THUNDERSTORMS MAINLY LATE THIS AFTERNOON AND EVENING ACROSS CENTRAL NORTH CAROLINA. THE MAIN THREAT IS FROM LARGE HAIL AND DAMAGING DOWNBURST WINDS. IN ADDITION... THE LATE MORNING SEVERE WEATHER OVER THE NORTHWEST PIEDMONT WILL CONTINUE INTO THE NEXT FEW HOURS. UPPER LEVEL SYSTEMS CAUSING THE THUNDERSTORMS AND HAIL THIS MORNING WILL SLOWLY GRAZE THE NORTHERN SECTIONS OF CENTRAL NORTH CAROLINA AND SOUTHERN VIRGINIA. LATER TODAY WITH THE AFTERNOON HEATING AND MOISTURE AND THE APPROACH FROM THE FOOTHILLS OF A WEAK FRONTAL BOUNDARY. THUNDERSTORMS SHOULD DEVELOP. HOWEVER THE MORE SEVERE STORMS WOULD BE IN TWO SEPARATE EVENTS. FIRST THE CURRENT ACTIVITY IN THE NORTHWEST PIEDMONT WITH THE THREAT OF HAIL. SECONDLY THE LATE DAY HEATING OF INDIVIDUAL STORMS TO MAKE A SLIGHT RISK OF SEVERE. SPOTTER REPORTS WILL NEED TO BE CONTINUED TO BE MONITORED FROM THE TRIAD TO JUST WEST OF TRIANGLE FOR THE NEXT FEW HOURS. OTHERWISE SPOTTER ACTIVATION MAY BE NEEDED IN THE LATE AFTERNOON AND EVENING HOURS. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. CLINE ********************************************************************* 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 8, 11:00 AM EDT, 1 hour 27 minutes before
NCZ021>023-038>039-073-083-073>078-083>086-088>089-090000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 11 AM EDT FRI MAY 8 1998 ...SLIGHT RISK OF SEVERE WEATHER FROM THUNDERSTORMS MAINLY NEXT FEW HOURS AND THEN AGAIN IN THE LATE AFTERNOON AND EVENING... (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) THERE IS A SLIGHT CONTINUING RISK OF SEVERE THUNDERSTORMS MAINLY LATE THIS AFTERNOON AND EVENING ACROSS CENTRAL NORTH CAROLINA. THE MAIN THREAT IS FROM LARGE HAIL AND DAMAGING DOWNBURST WINDS. IN ADDITION... THE LATE MORNING SEVERE WEATHER OVER THE NORTHWEST PIEDMONT WILL CONTINUE INTO THE NEXT FEW HOURS. UPPER LEVEL SYSTEMS CAUSING THE THUNDERSTORMS AND HAIL THIS MORNING WILL SLOWLY GRAZE THE NORTHERN SECTIONS OF CENTRAL NORTH CAROLINA AND SOUTHERN VIRGINIA. LATER TODAY WITH THE AFTERNOON HEATING AND MOISTURE AND THE APPROACH FROM THE FOOTHILLS OF A WEAK FRONTAL BOUNDARY. THUNDERSTORMS SHOULD DEVELOP. HOWEVER THE MORE SEVERE STORMS WOULD BE IN TWO SEPARATE EVENTS. FIRST THE CURRENT ACTIVITY IN THE NORTHWEST PIEDMONT WITH THE THREAT OF HAIL. SECONDLY THE LATE DAY HEATING OF INDIVIDUAL STORMS TO MAKE A SLIGHT RISK OF SEVERE. SPOTTER REPORTS WILL NEED TO BE CONTINUED TO BE MONITORED FROM THE TRIAD TO JUST WEST OF TRIANGLE FOR THE NEXT FEW HOURS. OTHERWISE SPOTTER ACTIVATION MAY BE NEEDED IN THE LATE AFTERNOON AND EVENING HOURS. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. CLINE ********************************************************************* 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
Local storm report, May 8, 12:10 PM EDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
1210 PM EDT FRI MAY 08 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1159 AM HENDERSON NC 1.75 INCH HAIL
05/08/98 VANCE GOLFBALL SIZED HAIL
REPORTED HWY 39 NORTH OF
HENDERSON BY 911 CENTERLocal storm report, May 8, 12:26 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
1226 PM EDT FRI MAY 08 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1215 PM OXFORD NC .75 INCH HAIL
05/08/98 GRANVILLE SKYWARN OBSERVER AND
GRANVILLE COUNTY
COMMUINCATION CENTER
REPORTED DIME SIZE HAIL IN
OXFORD AND NORTHWARD TO
THE VIRGINA STATE LINE.The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 8:03 PM EDT | Tornado Warning | RAH | Alamance, Guilford | 32 min |
| May 7, 8:03 PM EDT | Tornado Warning | RAH | Chatham | 32 min |
| May 7, 9:01 PM EDT | Severe Thunderstorm Warning | RAH | Montgomery, Stanly | 34 min |
| May 7, 9:04 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Wake | 31 min |
| May 7, 9:13 PM EDT | Severe Thunderstorm Warning | RAH | Person | 32 min |
| May 7, 9:34 PM EDT | Severe Thunderstorm Warning | RAH | Harnett, Johnston, Wake | 31 min |
| May 8, 9:33 AM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 32 min |
| May 8, 10:59 AM EDT | Severe Thunderstorm Warning | RAH | Alamance | 31 min |
| May 8, 11:53 AM EDT | Severe Thunderstorm Warning | RAH | Vance | 32 min |
| May 8, 12:09 PM EDT | Severe Thunderstorm Warning | RAH | Granville, Vance | 31 min |
| May 8, 12:52 PM EDT | Severe Thunderstorm Warning | RAH | Warren | 33 min |
| May 8, 12:55 PM EDT | Severe Thunderstorm Warning | RAH | Halifax | 50 min |
| May 8, 1:44 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Halifax | 46 min |
| May 8, 3:22 PM EDT | Severe Thunderstorm Warning | RAH | Wayne | 48 min |
| May 8, 3:33 PM EDT | Severe Thunderstorm Warning | RAH | Wilson | 32 min |
| May 8, 3:42 PM EDT | Severe Thunderstorm Warning | RAH | Sampson | 33 min |
| May 8, 3:45 PM EDT | Severe Thunderstorm Warning | RAH | Person | 50 min |
| May 8, 4:20 PM EDT | Severe Thunderstorm Warning | RAH | Wilson | 50 min |
| May 8, 4:24 PM EDT | Severe Thunderstorm Warning | RAH | Granville | 51 min |
| May 8, 4:32 PM EDT | Severe Thunderstorm Warning | RAH | Wake | 33 min |
| May 8, 4:55 PM EDT | Severe Thunderstorm Warning | RAH | Franklin | 35 min |
| May 8, 5:33 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland | 32 min |
| May 8, 5:53 PM EDT | Severe Thunderstorm Warning | RAH | Johnston | 32 min |
| May 8, 6:04 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland | 31 min |
| May 8, 6:16 PM EDT | Severe Thunderstorm Warning | RAH | Harnett | 29 min |
| May 8, 6:31 PM EDT | Severe Thunderstorm Warning | RAH | Wayne | 29 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.