Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 198, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Jun 15, 1998, 4:54 PM EDT for Halifax County, North Carolina. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 15, 1998, 4:54 PM EDT (20:54 UTC)
- Expired
- Jun 15, 1998, 5:30 PM EDT
- In force
- 36 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Halifax County, NC
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 8.9 hours before the alert went out and 195 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
- 972 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Jun 15, 11:00 AM EDT, 5 hours 54 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-160000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 1100 AM EDT MON JUN 15 1998 (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) THERE IS A RISK OF ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. THE MAIN THREAT WILL BE FROM STRONG WINDS BUT SOME HAIL IS ALSO POSSIBLE. THUNDERSTORMS THIS MORNING WERE PRODUCED BY AN UPPER LEVEL DISTURBANCE WHICH HAS NOW MOVED OFFSHORE. WINDS IN THE ATMOSPHERE REMAIN STRONG BUT THERE IT LITTLE TO FOCUS CONVECTION OR TO SUSTAIN IT ONCE IT DEVELOPS. SCATTERED AFTERNOON THUNDERSTORMS WILL RESULT FROM THE MODERATELY UNSTABLE AIR MASS OVER THE AREA. ONE OF TWO OF THESE COULD PRODUCE STRONG WINDS OR HAIL BUT WIDESPREAD SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. SPOTTER ACTIVATION WILL NOT BE NEEDED BUT SPOTTERS SHOULD MONITOR CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. DELGADO ********************************************************************* 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, Jun 15, 11:00 AM EDT, 5 hours 54 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-160000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 1100 AM EDT MON JUN 15 1998 (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) THERE IS A RISK OF ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. THE MAIN THREAT WILL BE FROM STRONG WINDS BUT SOME HAIL IS ALSO POSSIBLE. THUNDERSTORMS THIS MORNING WERE PRODUCED BY AN UPPER LEVEL DISTURBANCE WHICH HAS NOW MOVED OFFSHORE. WINDS IN THE ATMOSPHERE REMAIN STRONG BUT THERE IT LITTLE TO FOCUS CONVECTION OR TO SUSTAIN IT ONCE IT DEVELOPS. SCATTERED AFTERNOON THUNDERSTORMS WILL RESULT FROM THE MODERATELY UNSTABLE AIR MASS OVER THE AREA. ONE OF TWO OF THESE COULD PRODUCE STRONG WINDS OR HAIL BUT WIDESPREAD SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. SPOTTER ACTIVATION WILL NOT BE NEEDED BUT SPOTTERS SHOULD MONITOR CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR POSSIBLE WATCHES AND WARNINGS. DELGADO ********************************************************************* 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 |
|---|---|---|---|---|
| Jun 15, 12:41 AM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 49 min |
| Jun 15, 12:51 AM EDT | Severe Thunderstorm Warning | RAH | Montgomery | 34 min |
| Jun 15, 1:02 AM EDT | Severe Thunderstorm Warning | RAH | Davidson | 33 min |
| Jun 15, 1:06 AM EDT | Severe Thunderstorm Warning | RAH | Randolph | 34 min |
| Jun 15, 1:15 AM EDT | Severe Thunderstorm Warning | RAH | Guilford | 35 min |
| Jun 15, 1:46 AM EDT | Severe Thunderstorm Warning | RAH | Chatham, Randolph | 49 min |
| Jun 15, 2:49 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Wake | 36 min |
| Jun 15, 4:29 PM EDT | Severe Thunderstorm Warning | RAH | Person | 46 min |
| Jun 15, 5:13 PM EDT | Severe Thunderstorm Warning | RAH | Granville | 32 min |
| Jun 15, 6:40 PM EDT | Severe Thunderstorm Warning | RAH | Wake | 35 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; the sounding from the Mesonet's radiosonde archive.