Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 199, NWS Raleigh, NC

June 15, 1998Granville County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 15, 1998, 5:13 PM EDT for Granville County, North Carolina. It was in force for 32 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, 5:13 PM EDT (21:13 UTC)
Expired
Jun 15, 1998, 5:45 PM EDT
In force
32 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Granville 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
Jun 15, 5:00 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.2 hours before the alert went out and 115 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.

143 
WUUS1 KRDU 152115 RRA
SVRRDU
NCC077-152145-

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

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN GRANVILLE COUNTY

* UNTIL 545 PM EDT

* AT 512 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR SATTERWHITE... MOVING EAST AROUND 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  AREAS INCLUDING STOVALL AND LEWIS BY 535 PM EDT

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

GIH/RFG

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, 2:49 PM EDTSevere Thunderstorm WarningRAHDurham, Wake36 min
Jun 15, 4:29 PM EDTSevere Thunderstorm WarningRAHPerson46 min
Jun 15, 4:54 PM EDTSevere Thunderstorm WarningRAHHalifax36 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.