Alert archive / North Carolina / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 46, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Aug 20, 2001, 7:31 PM EDT for Lenoir County, North Carolina. It was in force for 29 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 20, 2001, 7:31 PM EDT (23:31 UTC)
- Expired
- Aug 20, 2001, 8:00 PM EDT
- In force
- 29 min
- Issued by
- NWS Newport/Morehead City, NC
- Area
- Whole counties
County Lenoir County, NC
The radar
The Morehead City radar (KMHX), 87 km from the middle of the area, began a volume at 23:31 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 20, 7:43 PM EDT | Thunderstorm Wind 56 E | Kinston, 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 12:00Z, 11.5 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.
- Mixed-layer CAPE
- 1572 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 655 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- -26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
809 WUUS52 KMHX 202331 SVRMHX NCC107-210000- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC 731 PM EDT MON AUG 20 2001 THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LENOIR COUNTY IN EASTERN NORTH CAROLINA * UNTIL 800 PM EDT * AT 731 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER GRANGERS...OR ABOUT 7 MILES NORTHEAST OF KINSTON...MOVING NORTHEAST AT 15 MPH. THIS STORM WILL PRODUCE LARGE HAIL...STRONG DAMAGING WINDS...AND VERY HEAVY RAIN. 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. $$ 12
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 20, 2:00 PM EDT, 5 hours 31 minutes earlier.
Area forecast discussion, Aug 20, 2:00 PM EDT, 5 hours 31 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC 200 PM EDT MON AUG 20 2001 HEATING ALONG WITH A LITTLE UPPER LEVEL SUPPORT HAS KEPT SHRA/TSTM ACTIVITY GOING ALONG THE COAST. THIS H5 VORT MOVES OFFSHORE BY THIS EVENING AS YET ANOTHER APPROACHES THE CRYSTAL COAST FROM THE SOUTH. THIS COMBINED WITH A COLD FRONT THAT WILL PUSH INTO THE CENTRAL PART OF THE STATE WILL KEEP SCT SHRA/TSTMS ALONG THE COAST THRU TNT. THIS FRONT BEGINS TO REACH THE COAST TUE AM WHERE IT WILL BECMG NEARLY STATIONARY. WILL UP THE POPS JUST A LITTLE TNGT FOR COASTAL AREAS. ETA MEAN RH SUGGESTS THAT SCATTERED SHRA/TSTMS WILL CONT TUE... ESPECIALLY NEAR AND ALONG THE COAST INTO TUE AM. THE FRONT MOVES OFFSHORE LATE TUE AFTN/EVENING AS A SFC HIGH PUSHES IN FROM THE W. WEDNESDAY...LOOKS TO BE DRY WITH STRONG SUBSIDENCE AND A SFC HIGH OVER THE STATE. TEMPS WILL CONT NEAR NORMAL WITH HIGHS IN THE MID TO UPPER 80. ETA SUGGESTS LOWS WED MORNING IN THE LOW TO MID 60S. THIS IS LIKELY TOO COLD...BUT WILL SHAVE OFF A DEGREE OR 2 IN CURRENT FCST. IN THE EXTENDED...ANOTHER FRONT MOVES INTO THE REGION THU INTO THU NIGHT BRINGING ANOTHER CHC FOR SHRA/TSTMS. THIS FRONT LOOKS AS THOUGH IT WILL STALL ALONG THE COAST OR JUST OFFSHORE AND REMAIN IN THE AREA INTO THE WEEKEND. THIS COULD KEEP SCT SHRA/TSTMS AROUND THE COASTAL REGION THRU THE LATTER PART OF THE WEEK. MARINE FCST...SW 15-20 KT AHEAD OF FRONT BUT WINDS SHOULD DROP OFF BY MORNING TO 10-15 KT. FRONT HANGS UP OVER COASTAL WATERS AND MOST LIKELY WILL BE LIGHT AND VARIABLE TOMORROW NIGHT INTO WED. IN CONVECTION THERE WILL BE WINDS SCA CRITERIA AND WILL COVER THAT WITH WINDS AND SEAS HIGHER NEAR TSTMS. .MHX...NONE. ORROCK/SHAFFER
In the hours before
Special weather statement, Aug 20, 5:51 PM EDT, 1 hour 40 minutes before
NCZ029-044-045-079-202330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC 551 PM EDT MON AUG 20 2001 ...STRONG THUNDERSTORMS MOVING ONTO THE COASTAL PLAIN... A LINE OF THUNDERSTORMS...CONTAINING HEAVY DOWNPOURS...AND FREQUENT DEADLY CLOUD TO GROUND LIGHTNING WILL MOVE ACROSS GREENE...PITT...AND MARTIN COUNTIES. WHEN YOU HEAR THUNDER MOVE INSIDE TO AVOID GETTING STRUCK BY LIGHTNING. THESE THUNDERSTORMS WILL ALSO CONTAIN BRIEF HEAVY DOWNPOURS IN EXCESS OF 1 INCH AN HOUR AND GUSTY WINDS TO 45 MILES AN HOUR. WS
The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 20, 7:00 PM EDT | Severe Thunderstorm Warning | MHX | Pitt | 45 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2001Every severe thunderstorm warning in 2001
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.