Alert archive / North Carolina / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 117, NWS Newport/Morehead City, NC

August 16, 2000Washington County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Aug 16, 2000, 9:10 PM EDT for Washington County, North Carolina. It was in force for 35 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: Aug 16, 2000, 9:10 PM EDT (01:10 UTC)
Expired: Aug 16, 2000, 9:45 PM EDT
In force: 35 min
Issued by: NWS Newport/Morehead City, NC
Area: Whole counties

County Washington County, NC

The radar

The Morehead City radar (KMHX), 121 km from the middle of the area, began a volume at 01:12 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.

What was reported inside it

Time	Report	Where	Remark
Aug 16, 9:15 PM EDT	Hail 1	Creswell, 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, 1.2 hours before the alert went out and 121 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: 1411 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 1354 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 151 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 8.4

Open this sounding in Storm Lab

The text

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

344 
WUUS52 KMHX 170110
SVRMHX
NCC187-170145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC
910 PM EDT WED AUG 16 2000

THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN WASHINGTON COUNTY IN EASTERN NORTH CAROLINA

* UNTIL 945 PM EDT

* AT 910 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES NORTHEAST OF PHELPS LAKE...OR ABOUT 12
  MILES WEST OF COLUMBIA...MOVING SOUTHEAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   CRESWELL AND CHERRY AT 915 PM EDT


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

13

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 Aug 16, 3:20 PM EDT, 5 hours 50 minutes earlier.

Area forecast discussion, Aug 16, 3:20 PM EDT, 5 hours 50 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
320 PM EDT WED AUG 16 2000

TNT...COLD FRONT THAT IS NOW UP IN CNTRL VA WILL BE EASING DOWN INTO
MHX CWA OVN. RITE NOW THERE IS NOT MUCH HAPPENING WITH THE FNT AS
UPP SUPPORT IS LACKING AND ATMOS IS DRY WITH A FAIR AMT OF DNSLOPE
TRAJS LIMITING CONVRG. OVR MHX CWA TNT THERE IS STILL NOT MUCH UPP
SUPPORT BUT I WILL ALLOW FOR A SLGT CHC OF A TSTM FOR A CPLE
REASONS...1. THETA-E VALUES GET A LOT BTR OVN WITH A NICE THETA-E
RDG OVR MHX CWA BETWEEN 00Z AND 09Z. THIS LITTLE BIT OF MOIST MITE
BE JUST ENUF TO GET A FEW CELLS GOING DESPITE LOSING HEATING. 2.
MOIST CONVRG ALSO GETS A BIT BTR OVN AS COMPARED TO NOW. FOR THESE
REASONS WILL ALLOW FOR A SLGT CHC AS THE FNT SLIPS ACRS REG FRM N TO
S BETWEEN 05Z AND 11Z. THU...ATMOS DRIES OUT BEHIND WK FROPA. IT
LUKS LIKE A FAIRLY NICE DAY WITH LOW MEAN RH AND A GD DEAL OF
SUNSHINE. TEMPS NOT QUITE AS HOT AS TDY AS ATMOS COOLS A BIT...WILL
CALL HI TEMPS UPP 80S INLAND WITH 80-85 OTR BNKS WITH NE WND. THU
NGT...NOT TOO BAD WITH SFC HI PRES MOVG OFF THE CST AND UPP SUPPORT
REMAINING TO THE N. CLR/PC SKIES. FRI...ANTHR HOT DAY AS 85H TEMPS
FCST TO SHOOT UP TO NR 20C DURING THE AFT WITH SOME DNSLOPE TRAJS
ARND TOO!  ANTHR FNT APPROACHING THE REG BY LATE IN THE DAY WITH
INCRNG MEAN RH AND DECENT THETA-E VALUES. THIS SHLD BRNG A CHC FOR
LATE AFT TSTMS. HI TEMPS MID 90S CSTL PLN AND 90-95 MOST OTR SPOTS.

CWF...NO FLGS TNT. SW WND THE FIRST PART OF TNT...THEN SHFTNG TO N
FROM N TO S AFT MIDNGT. HIEST SW SPDS FRM DSLN7 ON S OVN. NE WNDS
OVR THE NRN WTRS AND SNDS ON THU...A LITTLE TRICKY OVR CNTRL/SRN
WTRS BUT PROB LGT NE WILL BE THE RULE.

.MHX...NONE.
GATES

In the hours before

Local storm report, Aug 16, 8:47 PM EDT, 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY, NC
847 PM EDT WED AUG 16 2000

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

0820 PM    ALLIGATOR RIVER BRIDGE    NC   60 MPH TSTM WIND GUST
08/16/00   TYRRELL                        60 MPH WIND GUST REPORTED
                                          BY THE ALLIGATOR RIVER
                                          BRIDGE TENDER.

0834 PM    MANNS HARBOR              NC   60 MPH TSTM WIND GUST
08/16/00   MAINLAND DARE                  LAW ENFORCEMENT REPORTED
                                          60 MPH WIND GUSTS BETWEEN
                                          MANNS HARBOR AND STUMPY
                                          POINT.

JME

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 16, 8:06 PM EDT	Severe Thunderstorm Warning	MHX	Tyrrell	39 min
Aug 16, 8:06 PM EDT	Severe Thunderstorm Warning	MHX	Dare	39 min
Aug 16, 8:39 PM EDT	Severe Thunderstorm Warning	MHX	Dare	51 min
Aug 16, 9:15 PM EDT	Severe Thunderstorm Warning	MHX	Tyrrell	45 min
Aug 16, 9:48 PM EDT	Severe Thunderstorm Warning	MHX	Hyde	42 min
Aug 16, 10:37 PM EDT	Severe Thunderstorm Warning	MHX	Washington	23 min
Aug 16, 10:43 PM EDT	Severe Thunderstorm Warning	MHX	Beaufort	47 min
Aug 16, 11:18 PM EDT	Severe Thunderstorm Warning	MHX	Greene	42 min
Aug 16, 11:39 PM EDT	Severe Thunderstorm Warning	MHX	Pamlico	51 min
Aug 17, 12:05 AM EDT	Severe Thunderstorm Warning	MHX	Carteret	55 min
Aug 17, 12:07 AM EDT	Severe Thunderstorm Warning	MHX	Craven	38 min
Aug 17, 12:19 AM EDT	Severe Thunderstorm Warning	MHX	Onslow	41 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.