Alert archive / North Carolina / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 49, NWS Raleigh, NC

July 12, 1986Wayne County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jul 12, 1986, 4:22 PM EDT for Wayne County, North Carolina. It was in force for 68 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
Jul 12, 1986, 4:22 PM EDT (20:22 UTC)
Expired
Jul 12, 1986, 5:30 PM EDT
In force
68 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Wayne County, NC

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jul 12, 4:35 PM EDTThunderstorm Wind 0Wayne, NC
Jul 12, 4:40 PM EDTThunderstorm Wind 0Wayne, NC

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.4 hours before the alert went out and 189 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 1986-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 829 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 1986-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.1939Sfc1 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
829 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1246 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRDU 122022
SVRRDU
NCC191-122130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
422 PM EDT SAT JUL 12 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 530 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY OF

NORTH CAROLINA...WAYNE

AT 420PM  A SEVERE THUNDERSTORM WAS INDICATED BY RADAR OVER WAYNE
COUNTY JUST TO THE NORTH OF THE CITY OF GOLSBORO SOUTHWEST TO THE
JOHNSTON COUNTY LINE. THIS THUNDERSTORM IS MOVING EAST AT 15 TO 20
MPH.

THE PROJECTED PATH OF THIS STORM IS OVER OR NEAR GOLDSBORO.

PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL...
DAMAGING WINDS...FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN.
REPORT ANY SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY.

 THIS SLOW MOVING THUNDERSTORM MAY ALSO CAUSE FLOODING OF SMALL
 STREAMS..LOW AREAS..AND UNDERPASSES.

THE SEVERE WEATHER WARNING THAT WAS ISSUED EARLIER FOR WILSON COUNTY
HAS BEEN CANCELLED.

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, Jul 12, 3:02 PM EDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
300 PM EDT SAT JUL 12 1986

VERY HEAVY THUNDERSTORMS HAVE DEVELOPED OVER A PORTION OF THE
COASTAL PLAIN OF NORTH CAROLINA.

AT 3PM WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING
FROM JUST SOUTH OF ROCKY MOUNT-WILSON SOUTHWEST TO CLAYTON IN
NORTHERN JOHNSTON COUNTY. THE STRONGEST OF THE THUNDERSTORMS WERE
LOCATED OVER CENTRAL WILSON COUNTY MAINLY NEAR ELM CITY AND WILSON.

SOME WIND DAMAGE WAS REPORTED FROM A THUNDERSTORM THAT PASSED THROUGH
EMIT IN NORTHERN JOHNSTON COUNTY AROUND 220PM THIS AFTERNOON.

PERSONS OVER THE COASTAL PLAIN OF NORTH CAROLINA SHOULD BE ALERT TO
RAPID CHANGING CONDITIONS THIS AFTERNOON. THE THUNDERSTORMS WILL
LIKELY BE ACCOMPANIED BY STRONG GUSTY WINDS AND VERY HEAVY RAIN.
LISTEN TO LOCAL RADIO..TV..OR WEATHER RADIO FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.
LBC
Local storm report, Jul 12, 3:10 PM EDT, 1 hour 12 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
306 PM EDT SAT JUL 12 1986

TIME           EVENT
 220 PM EDT    EMIT..IN NORTHERN JOHNSTON COUNTY.  UNDERPINNING
               BLOWN OUT FROM UNDER TRAILER..CONCRETE BIRD BATH BLOWN
               OVER.  ALSO..FEW TREES DOWN IN AREA.  REPORTED BY
               TV 5 WEATHER AND WAKE FOREST PD.

WAJ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 3:23 PM EDTSevere Thunderstorm WarningRAHWilson59 min
Jul 12, 4:46 PM EDTSevere Thunderstorm WarningRAHBertie, Martin59 min
Jul 12, 4:50 PM EDTSevere Thunderstorm WarningRAHGreene55 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1986Every severe thunderstorm warning in 1986

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.