Alert archive / North Carolina / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 7, NWS Wilmington, NC

March 19, 1992Onslow County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Mar 19, 1992, 5:17 PM EST for Onslow County, North Carolina. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Mar 19, 1992, 5:17 PM EST (22:17 UTC)
Expired
Mar 19, 1992, 6:00 PM EST
In force
43 min
Issued by
NWS Wilmington, NC
Area
Whole counties

County Onslow County, NC

The nearest sounding before it

Cape Hatteras, NC (KHAT), launched 12:00Z, 10.3 hours before the alert went out and 181 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, Cape Hatteras, NC at 12:00Z on 1992-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 117 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, Cape Hatteras, NC at 12:00Z on 1992-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 square meters per square second.1939587897117Sfc1 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
117 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
915 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
307 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KILM 192217
SVRILM
NCC133-192300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
517 PM EST THU MAR 19 1992
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL NORTH CAROLINA
 
   ...SOUTHERN ONSLOW COUNTY
 
AT 515 PM...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM WITH HAIL OVER
SOUTHWESTERN ONSLOW COUNTY MOVING EAST ABOUT 40 MILES AN HOUR.
 
 
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL AND
DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR
WITH ANY THUNDERSTORM.

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, Mar 19, 3:37 PM EST, 1 hour 40 minutes before
NCZ001-002-003-017-192130-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE CAPE HATTERAS NC
330 PM EST THU MAR 19 1992

        ...SEVERE THUNDERSTORM WATCH FOR MUCH OF EASTERN NORTH
CAROLINA AND SOUTHEAST VIRGINIA UNTIL 9 PM EST...

AT 325 PM EST...A LARGE AREA OF THUNDERSTORMS AND RAINSHOWERS...SOME
HEAVY...EXTENDED FROM EDGECOMBE COUNTY TO CAMDEN COUNTY OF NORTH
CAROLINA.  THIS AREA OF THUNDERSTORMS WAS 25 MILES WIDE.  THE
HEAVIEST RAINFALL WAS OVER BERTIE....PERQUIMANS...AND PASQUOTANK
COUNTIES.  THESE THUNDERSTORMS HAVE PRODUCED PEA SIZE HAIL EARLIER.
RESIDENTS SHOULD BE ALERT FOR THESE STORMS AS THEY MAY PRODUCE
LARGE HAIL...STRONG WINDS AND INTENSE LIGHTNING.

THE THUNDERSTORMS AND RAINSHOWERS WERE MOVING TO THE EAST AT 35 MILES
AN HOUR.

LEIN
Special weather statement, Mar 19, 3:39 PM EST, 1 hour 38 minutes before
NCZ015-192200-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE WILMINGTON NC
339 PM EST THU MAR 19 1992

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF
EASTERN NORTH CAROLINA AND SOUTH CAROLINA AS WELL AS ADJOINING
ATLANTIC WATERS UNTIL 9 PM TONIGHT...

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA.  PERSONS IN THESE AREAS SHOULD BE ALERT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

AT 330 THIS AFTERNOON...A THUNDERSTORM WITH VERY HEAVY RAIN AND
POSSIBLE SMALL HAIL WAS LOCATED OVER NORTHERN SAMPSON COUNTY.
THE STORM WAS MOVING EAST ABOUT 35 MILES AN HOUR INTO NORTHERN DUPLIN
COUNTY.  PERSONS IN SAMPSON AND DUPLIN COUNTIES SHOULD BE ALERT
FOR STRONG GUSTY WINDS WITH THIS STORM...SOME DANGEROUS LIGHTNING
AND RESTRICTED DRIVING VISIBILITIES.

OTHER SHOWERS AND THUNDERSTORMS 1WERE SCATTERED ABOUT INTERIOR
NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA.  MOST OF THESE HAVE
FORMED SINCE 230 THIS AFTERNOON.  THE PRECIPITATION WAS MOVING EAST
ABOUT 35 MILES AN HOUR.
Local storm report, Mar 19, 4:26 PM EST, 51 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
 425 PM EST THU MAR 19 1992

 TIME        EVENT
1557        PENNY SIZE HAIL KENANSVILLE DUPLIN COUNTY
            LASTED THREE MINUTES
Special weather statement, Mar 19, 4:38 PM EST, 39 minutes before
NCZ001-002-003-192230-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE CAPE HATTERAS NC
435 PM EST THU MAR 19 1992

        ...SEVERE THUNDERSTORM WATCH FOR MUCH OF EASTERN NORTH
CAROLINA AND SOUTHEAST VIRGINIA UNTIL 9 PM EST...

AT 425 PM EST...A LARGE AREA OF THUNDERSTORMS AND RAINSHOWERS...SOME
HEAVY...EXTENDED FROM MARTIN COUNTY TO DARE COUNTY...NEAR MANTEO...AND
OUT OVER THE COASTAL WATERS.  THE AREA OF THUNDERSTORMS WAS ABOUT 30
MILES WIDE.  SMALL HAIL HAS BEEN REPORTED AT MANTEO.  RESIDENTS SHOULD
BE ALERT FOR THESE STORMS AS THEY MAY PRODUCE LARGE HAIL...STRONG WINDS
AND FREQUENT INTENSE LIGHTNING.

OTHER SCATTERED THUNDERSTORMS WERE OVER SOUTHEAST AND CENTRAL NORTH
CAROLINA AND SOUTHEAST VIRGINIA.

THE THUNDERSTORMS AND RAINSHOWERS WERE MOVING TO THE EAST AT 40 MILES
AN HOUR.
.
LEIN
Local storm report, Mar 19, 5:07 PM EST, 10 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE CAPE HATTERAS NC
 500 PM EST THU MAR 19 1992

 TIME            EVENT
 243 PM EST     MARBLE SIZE HAIL EDENTON IN CHOWAN COUNTY NC.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 4:09 PM ESTSevere Thunderstorm WarningILMDuplin, Jones, Onslow51 min
Mar 19, 4:09 PM ESTSevere Thunderstorm WarningILMCraven51 min
Mar 19, 4:44 PM ESTSevere Thunderstorm WarningILMBladen, Pender46 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1992Every 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; the sounding from the Mesonet's radiosonde archive.