Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 203, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Jun 16, 1998, 4:09 PM EDT for Guilford County, North Carolina. It was in force for 51 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
- Jun 16, 1998, 4:09 PM EDT (20:09 UTC)
- Expired
- Jun 16, 1998, 5:00 PM EDT
- In force
- 51 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
County Guilford County, NC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 16, 4:25 PM EDT | Thunderstorm Wind 50 | Greensboro, NC | Several trees were blown over on power lines on Sandy Ridge Road in Greensboro. |
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 |
|---|---|---|---|
| Jun 16, 2:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 8.2 hours before the alert went out and 127 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
- 121 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 914 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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 16, 11:30 AM EDT, 4 hours 39 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-170000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 1130 AM EDT TUE JUN 16 1998 (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON ACROSS CENTRAL NORTH CAROLINA. A FEW THUNDERSTOMS COULD PRODUCE SOME SEVERE WEATHER. THE MAIN THREAT IS FROM DAMAGING WINDS BUT SOME HAIL IS POSSIBLE. A MODERATELY UNSTABLE AIR MASS ACROSS THE REGION IS PRIMED FOR THUNDERSTORM DEVELOPMENT. AN APPROACHING UPPER LEVEL DISTURBANCE ACROSS WESTERN KENTUCKY WILL HELP PRODUCE THUNDERSTORMS BUT UPPER LEVEL WIND FIELDS ARE NOT IDEALLY LOCATED FOR WIDESPREAD SEVERE THUNDERSTORM ACTIVITY. ONLY ISOLATED THUNDERSTORMS WILL BECOME STRONG ENOUGH TO PRODUCE SEVERE WEATHER...MAINLY FROM STRONG WINDS. SPOTTER ACTIVATION WILL NOT BE NEEDED BUT SPOTTERS SHOULD MONITOR CONDITIONS IN CASE CONDITIONS CHANGE. 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 16, 11:30 AM EDT, 4 hours 39 minutes before
NCZ007>011-021>028-038>043-073>078-083>086-088>089-170000- SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA NATIONAL WEATHER SERVICE RALEIGH NC 1130 AM EDT TUE JUN 16 1998 (THE SEVERE WEATHER OUTLOOK FOR CENTRAL NORTH CAROLINA APPLIES ONLY TO THE COUNTIES LISTED AT THE END OF TEXT.) SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON ACROSS CENTRAL NORTH CAROLINA. A FEW THUNDERSTOMS COULD PRODUCE SOME SEVERE WEATHER. THE MAIN THREAT IS FROM DAMAGING WINDS BUT SOME HAIL IS POSSIBLE. A MODERATELY UNSTABLE AIR MASS ACROSS THE REGION IS PRIMED FOR THUNDERSTORM DEVELOPMENT. AN APPROACHING UPPER LEVEL DISTURBANCE ACROSS WESTERN KENTUCKY WILL HELP PRODUCE THUNDERSTORMS BUT UPPER LEVEL WIND FIELDS ARE NOT IDEALLY LOCATED FOR WIDESPREAD SEVERE THUNDERSTORM ACTIVITY. ONLY ISOLATED THUNDERSTORMS WILL BECOME STRONG ENOUGH TO PRODUCE SEVERE WEATHER...MAINLY FROM STRONG WINDS. SPOTTER ACTIVATION WILL NOT BE NEEDED BUT SPOTTERS SHOULD MONITOR CONDITIONS IN CASE CONDITIONS CHANGE. 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 16, 3:33 PM EDT | Severe Thunderstorm Warning | RAH | Davidson | 47 min |
| Jun 16, 3:47 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 33 min |
| Jun 16, 4:58 PM EDT | Severe Thunderstorm Warning | RAH | Person | 47 min |
| Jun 16, 5:08 PM EDT | Severe Thunderstorm Warning | RAH | Granville | 22 min |
| Jun 16, 5:13 PM EDT | Tornado Warning | RAH | Granville | 32 min |
| Jun 16, 5:18 PM EDT | Tornado Warning | RAH | Granville | 27 min |
| Jun 16, 5:42 PM EDT | Tornado Warning | RAH | Vance | 18 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.