Alert archive / North Carolina / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 94, NWS Newport/Morehead City, NC

June 22, 2000Duplin County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Jun 22, 2000, 6:45 PM EDT for Duplin 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jun 22, 2000, 6:45 PM EDT (22:45 UTC)
Expired: Jun 22, 2000, 7:15 PM EDT
In force: 30 min
Issued by: NWS Newport/Morehead City, NC
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Duplin County, NC

The radar

The Morehead City radar (KMHX), 87 km from the middle of the area, began a volume at 22:44 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 22, 2:15 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 10.8 hours before the alert went out and 86 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: 1862 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 629 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: 32 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

652 
WUUS52 KMHX 222246
SVRMHX
NCC061-222315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC
645 PM EDT THU JUN 22 2000

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL DUPLIN COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 715 PM EDT

* AT 645 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 2 MILES SOUTH OF POTTERS HILL...MOVING EAST AT
  15 MPH.

HAIL...INTENSE RAIN AND STRONG DAMAGING WINDS ARE LIKELY WITH THIS
STORM. TAKE COVER IN A SUBSTANTIAL SHELTER UNTIL THE STORM PASSES.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

NNNN

LAT...LON 3498 7786 3480 7785 3490 7767 3500 7775

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 22, 2:08 PM EDT, 4 hours 37 minutes earlier.

Area forecast discussion, Jun 22, 2:08 PM EDT, 4 hours 37 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
208 PM EDT THU JUN 22 2000

...TSTM WATCH BOX LIKELY TIL 00Z FOR MHX CWA AFTER COORD WITH SPC...

CONVECTION NOW FIRING E OF RAH ALG LEADING CLD EDGE IN AREA OF HIGH
CAPES. TNGT LOW AMPLITUDE UPR TROF APPROACHES BUT RMNS JUST W OF THE
RGN. SFC TROF/WSHFT APT TO CROSS ERN NC OVRNGHT BRINGING WNDS SW TO
W TO NW INTO DAYBREAK. CYCLONIC FLOW TNGT COUPLED WITH DEEP MSTR UPR
DIFFLUENCE AND UVM WL KEEP SCT POPS OVRNGHT WITH MENTION OF SVR
ERLY. LACK OF SUN WL HOPEFULLY REMOVE PUNCH OF CELLS CURRENTLY
BLOOMING. CONSENSUS SEEN IN MODELS FRI TAKING UPR TROF AXIS OFFSHORE
AND LIFT WITH IT. RH TIME SECTIONS SHOW MAJOR DRYING AFTER 12Z FRI
AND GNRL W-NW DWNSLP BNDRY LYR FLOW. SAT DRY REGIME CONT AS CLOUDS
ASSOC WITH FRNTL BNDRY STAY WELL S AND E OF HERE. SUN BRINGS
NOTEWORTHY S-WAVE INTO THE CNTRL MS VLY LIKELY BRINGING RETURN FLOW
ACRS THE MID-ATLNTC ALLOWING BNDRY TO THE S TO CREEP NWD. SO SHRA
TSTMS BACK IN FCST SUN AS MSTR BEGINS TO REPLENISH COLUMN.

MARINE: SW 20 KT AND GUSTY TNGT BECOMING W TO NW NRN WATERS AND
DIMINISHING. SRN WATERS MAINTAIN SW TO S FLOW BUT DIMINISH AS WELL.
MAY HIGHLIGHT GUSTY WIND NR TSTMS TO ACCOUNT FOR THOSE CONVECTIVE
GUSTS ABV SMALL CRAFT RANGE.

.MHX...NONE.

COLBY

In the hours before

Local storm report, Jun 22, 5:49 PM EDT, 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY, NC
549 PM EDT THU JUN 22 2000

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

0455 PM    1 N OF WILLIAMSTON        NC   HAIL
06/22/00   MARTIN                         1 INCH HAIL REPORTED
                                          BY TRAINED SPOTTER

0543 PM    MOSS HILL                  NC  WIND DAMAGE
06/22/00   LENOIR                         GUSTS TO 60 MPH
                                          REPORTED BY SPOTTER

WS

Local storm report, Jun 22, 5:49 PM EDT, 56 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED FOR SPACING
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY, NC
549 PM EDT THU JUN 22 2000

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

0455 PM    1 N OF WILLIAMSTON        NC   HAIL
06/22/00   MARTIN                         1 INCH HAIL REPORTED
                                          BY TRAINED SPOTTER

0543 PM    MOSS HILL                 NC   WIND DAMAGE 06/22/00
06/22/00   LENOIR                         GUSTS TO 60 MPH
                                          REPORTED BY SPOTTER

WS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 22, 4:36 PM EDT	Severe Thunderstorm Warning	MHX	Martin	39 min
Jun 22, 5:08 PM EDT	Severe Thunderstorm Warning	MHX	Washington	52 min
Jun 22, 5:40 PM EDT	Severe Thunderstorm Warning	MHX	Lenoir	35 min
Jun 22, 5:57 PM EDT	Severe Thunderstorm Warning	MHX	Duplin	33 min
Jun 22, 7:04 PM EDT	Severe Thunderstorm Warning	MHX	Onslow	36 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2000 Every severe thunderstorm warning in 2000

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; radar from the NEXRAD Level II archive.