Alert archive / North Carolina / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 43, NWS Raleigh, NC

May 6, 1996Johnston County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at May 6, 1996, 9:30 PM EDT for Johnston County, North Carolina. It was in force for 30 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
May 6, 1996, 9:30 PM EDT (01:30 UTC)
Expired
May 6, 1996, 10:00 PM EDT
In force
30 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Johnston County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.5 hours before the alert went out and 152 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 00:00Z on 1996-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 405 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1996-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.193958Sfc1 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
405 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1704 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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

Local storm report, May 6, 6:28 PM EDT, 3 hours 2 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
627 PM EDT MON MAY 06 1996

TIME       .....CITY LOCATION.....   STATE    EVENT/REMARKS
           ....COUNTY LOCATION....
503  PM    GARLAND                   NC       NICKEL SIZED HAIL
           SAMPSON COUNTY

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 8:31 PM EDTSevere Thunderstorm WarningRAHJohnston29 min
May 6, 8:59 PM EDTSevere Thunderstorm WarningRAHJohnston31 min
May 6, 10:19 PM EDTSevere Thunderstorm WarningRAHChatham, Wake31 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1996Every severe thunderstorm warning in 1996

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.