Alert archive / North Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 74, NWS Newport/Morehead City, NC

June 3, 1998Martin County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Jun 3, 1998, 9:28 PM EDT for Martin County, North Carolina. It was in force for 32 min. 4 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: Jun 3, 1998, 9:28 PM EDT (01:28 UTC)
Expired: Jun 3, 1998, 10:00 PM EDT
In force: 32 min
Issued by: NWS Newport/Morehead City, NC
Area: Whole counties

County Martin County, NC

What was reported inside it

Time	Report	Where
Jun 3, 9:35 PM EDT	Hail 2.75	Oak City, NC
Jun 3, 9:45 PM EDT	Hail 1.75	Williamston, NC
Jun 3, 9:55 PM EDT	Hail 2.75	Williamston, NC
Jun 3, 9:55 PM EDT	Hail 1.25	Jamesville, 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.

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 1.5 hours before the alert went out and 120 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: 1172 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 1629 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 138 m²/s²
0-3 km storm-relative helicity: 187 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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.

NWS Newport/Morehead City, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 3, 9:21 PM EDT, 7 minutes earlier.

Area forecast discussion, Jun 3, 9:21 PM EDT, 7 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
921 PM EDT WED JUN 3 1998

RDU: CARRY 50 POPS NORTH OF A HAT TO ISO LINE.  30 POPS FOR AREAS TO
THE S.  TEMP FCST OK.

CWF: 1004 MB LOW VCNTY OF ECG ALONG STNRY FRONT WILL CONTINUE TO
SHIFT WINDS THIS EVENING NRN WATERS WITH DIR BECOMING NE LATE.
GRADIENT TIGHTENING ACROSS THE S AND LEAVE 15 INC TO 20 KT.

DISC: ANOTHER NW FLOW SVR EVENT ONGOING AS SRN EDGE OF WESTERLIES
IMPINGES ON VERY UNSTABLE AIRMASS.  FIRST BATCH JUST ABOUT OVER AS
100 DEGREE AIR AND SFC WAVE FIRED UP SVR TSTMS ALONG A PREFRONTAL
WSHFT LINE.  MAIN SFC FRONT ANALYZED E-W ALONG NC/VA BORDER AT 00Z.

NOW WATCHING SECNDRY AREA OF CONVECTION RACING SE INTO PIEDMONT.
THIS WILL BE IN MHX CWA AROUND MIDNIGHT.  LATEST ANALYSIS INDICATES
THAT AIRMASS HAS RECOVERED RAPIDLY SINCE THIS MORNING.  SFC
DEWPOINTS IN THE 70S HAVE POOLED S OF THE FRONT.  LIS ARE -7 AND
TOTAL TOTALS AND K INDEXES WOULD SUPPORT ADDITIONAL SVR WX ACROSS
THE REGION TONIGHT DESPITE WARMING CLOUD TOPS ON SAT.  TSTMS WILL BE
MOST NUMEROUS ACROSS NRN SECTIONS IN VCNTY OF LOW LEVEL CONVERGENCE.

.MHX...NONE.

ELARDO

In the hours before

Local storm report, Jun 3, 7:05 PM EDT, 2 hours 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
705 PM EDT WED JUN 03 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0700 PM    LA GRANGE                 NC   1.75 INCH HAIL
06/03/98   LENOIR                         SKYWARN SPOTTER REPORTED
                                          GOLF BALL SIZE HAIL IN LA
                                          GRANGE AT 7 PM

The office that day

Everything else NWS Newport/Morehead City, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 3, 8:03 PM EDT	Tornado Warning	MHX	Pitt	32 min
Jun 3, 8:21 PM EDT	Severe Thunderstorm Warning	MHX	Craven	34 min
Jun 3, 8:41 PM EDT	Severe Thunderstorm Warning	MHX	Beaufort, Pamlico	49 min
Jun 3, 9:50 PM EDT	Tornado Warning	MHX	Martin	30 min
Jun 3, 9:58 PM EDT	Severe Thunderstorm Warning	MHX	Beaufort	47 min
Jun 3, 10:10 PM EDT	Severe Thunderstorm Warning	MHX	Hyde	35 min
Jun 3, 10:32 PM EDT	Severe Thunderstorm Warning	MHX	Hyde	43 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1998 Every severe thunderstorm warning in 1998

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.