Alert archive / North Carolina / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 21, NWS Raleigh, NC

May 17, 1988Johnston County, Wayne County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at May 17, 1988, 3:42 PM EDT for Johnston County, Wayne County, North Carolina. It was in force for 48 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
May 17, 1988, 3:42 PM EDT (19:42 UTC)
Expired
May 17, 1988, 4:30 PM EDT
In force
48 min
Issued by
NWS Raleigh, NC
Area
Whole counties

Counties Johnston County, NC, 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
May 17, 4:00 PM EDTHail 1.75Wayne, NC
May 17, 4:00 PM EDTThunderstorm Wind 0Johnston, 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, 7.7 hours before the alert went out and 170 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 1988-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 32 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 1988-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
32 J/kg
Mixed-layer CIN
-259 J/kg
Mixed-layer LCL
1294 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
70 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.

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 8:52 PM EDTSevere Thunderstorm WarningRAHPitt38 min
May 17, 1:59 PM EDTSevere Thunderstorm WarningRAHHarnett46 min
May 17, 1:59 PM EDTSevere Thunderstorm WarningRAHHoke46 min
May 17, 2:42 PM EDTSevere Thunderstorm WarningRAHCumberland48 min
May 17, 2:54 PM EDTSevere Thunderstorm WarningRAHScotland51 min
May 17, 3:14 PM EDTSevere Thunderstorm WarningRAHDurham, Orange46 min
May 17, 3:17 PM EDTSevere Thunderstorm WarningRAHHoke43 min
May 17, 3:47 PM EDTSevere Thunderstorm WarningRAHCumberland43 min
May 17, 4:17 PM EDTSevere Thunderstorm WarningRAHGreene, Pitt58 min
May 17, 4:55 PM EDTSevere Thunderstorm WarningRAHEdgecombe50 min
May 17, 5:34 PM EDTSevere Thunderstorm WarningRAHPitt41 min
May 17, 6:39 PM EDTSevere Thunderstorm WarningRAHFranklin, Wake36 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1988Every severe thunderstorm warning in 1988

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.