Alert archive / North Carolina / Tornado Warnings in 1998

Tornado Warning 3, NWS Raleigh, NC

March 9, 1998Wilson County, North Carolina

NWS Raleigh, NC issued this tornado warning at Mar 9, 1998, 2:47 AM EST for Wilson County, North Carolina. It was in force for 28 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
Mar 9, 1998, 2:47 AM EST (07:47 UTC)
Expired
Mar 9, 1998, 3:15 AM EST
In force
28 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Wilson County, NC

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 9, 2:15 AM ESTTornado WatchSPC6 hr

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 7.8 hours before the alert went out and 140 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.

Skew-T log-pSkew-T log-p diagram, Newport, NC at 00:00Z on 1998-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 628 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 1998-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 234 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
628 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
504 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
234 m²/s²
0-3 km storm-relative helicity
263 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

060 
WFUS1 KRDU 090749 RRA
TORRDU
NCC195-090815-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
247 AM EST MON MAR 9 1998


THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* TORNADO WARNING FOR
  EASTERN WILSON COUNTY

* UNTIL 315 AM EST


* AT 242 AM...WEATHER RADAR AND SPOTTER REPORTS INDICATED SEVERE
  THUNDERSTORMS LIKELY CONTAINING A TORNADO IN EASTERN WILSON COUNTY
  MOVING TO THE NORTHEAST NEAR STANTONSBURG AND SARATOGA.

IF YOU ARE NEAR THIS DANGEROUS STORM, TAKE COVER IMMEDIATELY IN
THE LOWEST FLOOR AND INNER MOST ROOM OF A BUILDING.

ALTHOUGH NO TORNADOES HAVE BEEN DETECTED WITH THIS STORM, A TORNADO
WATCH REMAINS IN EFFECT. TORNADOES CAN DEVELOP WITHOUT WARNING FROM
A SEVERE THUNDERSTORM. NOISE LIKE A ROARING TRAIN MAY BE YOUR ONLY
CLUE OF AN APPROACHING TORNADO. TAKE COVER IMMEDIATELY.

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 1:51 AM ESTTornado WarningRAHSampson34 min
Mar 9, 2:05 AM ESTFlash Flood WarningRAHJohnston, Wake115 min
Mar 9, 2:18 AM ESTTornado WarningRAHJohnston, Wayne37 min
Mar 9, 2:52 AM ESTTornado WarningRAHWayne33 min
Mar 9, 3:02 AM ESTTornado WarningRAHEdgecombe33 min
Mar 9, 3:12 AM ESTTornado WarningRAHHalifax33 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; the sounding from the Mesonet's radiosonde archive.