Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 196, NWS Raleigh, NC

June 15, 1998Durham County, Wake County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 15, 1998, 2:49 PM EDT for Durham County, Wake 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, 2:49 PM EDT (18:49 UTC)
Expired
Jun 15, 1998, 3:25 PM EDT
In force
36 min
Issued by
NWS Raleigh, NC
Area
Whole counties

Counties Durham County, NC, Wake County, NC

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 15, 2:30 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.8 hours before the alert went out and 104 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, Greensboro/Hi Pt, NC at 12:00Z on 1998-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 296 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, Greensboro/Hi Pt, NC at 12:00Z on 1998-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.1939587897Sfc1 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
296 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
1041 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

214 
WUUS1 KRDU 151851 RRA
SVRRDU
NCC063-183-151925-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
249 PM EDT MON JUN 15 1998

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN DURHAM COUNTY
  EXTREME NORTHERN WAKE COUNTY

* UNTIL 325 PM EDT

* AT 250 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES EAST DURHAM... MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FALLS LAKE AROUND 300 PM EDT
  WAKE FOREST AT 310 PM EDT

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS

MF/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

Special weather statement, Jun 15, 11:00 AM EDT, 3 hours 49 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, 3 hours 49 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.

IssuedProductOfficeCountiesLasted
Jun 15, 12:41 AM EDTSevere Thunderstorm WarningRAHForsyth49 min
Jun 15, 12:51 AM EDTSevere Thunderstorm WarningRAHMontgomery34 min
Jun 15, 1:02 AM EDTSevere Thunderstorm WarningRAHDavidson33 min
Jun 15, 1:06 AM EDTSevere Thunderstorm WarningRAHRandolph34 min
Jun 15, 1:15 AM EDTSevere Thunderstorm WarningRAHGuilford35 min
Jun 15, 1:46 AM EDTSevere Thunderstorm WarningRAHChatham, Randolph49 min
Jun 15, 4:29 PM EDTSevere Thunderstorm WarningRAHPerson46 min
Jun 15, 4:54 PM EDTSevere Thunderstorm WarningRAHHalifax36 min
Jun 15, 5:13 PM EDTSevere Thunderstorm WarningRAHGranville32 min
Jun 15, 6:40 PM EDTSevere Thunderstorm WarningRAHWake35 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.