Alert archive / North Carolina / Tornado Warnings in 1998
Tornado Warning 18, NWS Raleigh, NC
NWS Raleigh, NC issued this tornado warning at May 7, 1998, 6:41 PM EDT for Davidson County, Forsyth County, North Carolina. It was in force for 34 min. 2 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 7, 1998, 6:41 PM EDT (22:41 UTC)
- Expired
- May 7, 1998, 7:15 PM EDT
- In force
- 34 min
- Issued by
- NWS Raleigh, NC
- Area
- Whole counties
Counties Davidson County, NC, Forsyth County, NC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 7, 7:00 PM EDT | Hail 1 | Kernersville, NC | Quarter size hail fell on the northwest side of Kernersville. This event was reported by Triad Skywarn. |
| May 7, 7:10 PM EDT | Tornado F1 | Wallburg, NC | Many trees were blown on homes. Around 15 homes sustained serious damage. A service station lost most of its roof. |
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 7, 5:30 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.7 hours before the alert went out and 33 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
- 49 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 523 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 53 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 072241 RRA TORRDU NCC057-067-072315- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE RALEIGH NC 641 PM EDT THU MAY 7 1998 THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A * TORNADO WARNING FOR... NORTHERN DAVIDSON COUNTY SOUTHERN FORSYTH COUNTY * UNTIL 715 PM EDT * AT 640 PM... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO NEAR CLEMMONS IN SOUTHWEST FORSYTH COUNTY... MOVING EAST AT 30 MPH. * THE TfORNADO IS EXPECTED TO BE NEAR... ALONG FORSYTH AND DAVIDSON COUNTY LINE ARCADIA WALLBURG GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR! PWB
What forecasters said that day
The local office's own words before this tornado 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 7, 5:26 PM EDT, 1 hour 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
526 PM EDT THU MAY 07 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0510 PM CONCORD NC 1.75 INCH HAIL
05/07/98 PERSON OCCURRED AT THE SOUTH END
OF HYCO LAKE. REPORTED BY
COUNTY MAGISTRATE.Local storm report, May 7, 6:40 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
640 PM EDT THU MAY 07 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0635 PM CLEMMONS NC WIND DAMAGE
05/07/98 FORSYTH ROOF TORN OFF HOUSE.The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 4:57 PM EDT | Severe Thunderstorm Warning | RAH | Person | 33 min |
| May 7, 6:30 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 35 min |
| May 7, 7:13 PM EDT | Severe Thunderstorm Warning | RAH | Guilford, Randolph | 32 min |
| May 7, 7:19 PM EDT | Tornado Warning | RAH | Davidson | 16 min |
| May 7, 7:27 PM EDT | Tornado Warning | RAH | Guilford | 33 min |
| May 7, 7:44 PM EDT | Tornado Warning | RAH | Randolph | 31 min |
Nearby
Tornado Warnings in North Carolina, 1998Every tornado warning in 1998Tornadoes 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.