Alert archive / North Carolina / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 18, NWS Wilmington, NC

June 21, 1992Duplin County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Jun 21, 1992, 4:56 PM EDT for Duplin County, North Carolina. It was in force for 49 min. 1 report 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: Jun 21, 1992, 4:56 PM EDT (20:56 UTC)
Expired: Jun 21, 1992, 5:45 PM EDT
In force: 49 min
Issued by: NWS Wilmington, NC
Area: Whole counties

County Duplin County, NC

What was reported inside it

Time	Report	Where	Remark
Jun 21, 5:25 PM EDT	Hail 2.5	Duplin, 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, 8.9 hours before the alert went out and 219 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 71 J/kg
Mixed-layer CIN: -102 J/kg
Mixed-layer LCL: 1071 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 155 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.3

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, Jun 21, 12:25 PM EDT, 4 hours 31 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
 1223 PM EDT SUN JUN 21 1992

 TIME        EVENT
1145 AM      CLINTON/ SAMPSON COUNTY
             GOLFBALL SIZE HAIL REPORTED BY HAM RADIO SPOTTERd

Local storm report, Jun 21, 2:25 PM EDT, 2 hours 31 minutes before

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Local storm report, Jun 21, 2:43 PM EDT, 2 hours 13 minutes before

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Special weather statement, Jun 21, 3:48 PM EDT, 1 hour 8 minutes before

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Local storm report, Jun 21, 4:38 PM EDT, 18 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 11:20 AM EDT	Severe Thunderstorm Warning	ILM	Sampson	25 min
Jun 21, 1:10 PM EDT	Severe Thunderstorm Warning	ILM	Duplin	50 min
Jun 21, 1:50 PM EDT	Severe Thunderstorm Warning	ILM	Columbus	55 min
Jun 21, 2:05 PM EDT	Severe Thunderstorm Warning	ILM	Onslow	55 min
Jun 21, 3:15 PM EDT	Severe Thunderstorm Warning	ILM	Bladen	60 min
Jun 21, 3:29 PM EDT	Severe Thunderstorm Warning	ILM	Brunswick, New Hanover	46 min
Jun 21, 4:31 PM EDT	Severe Thunderstorm Warning	ILM	Sampson	29 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1992 Every severe thunderstorm warning in 1992

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.