Alert archive / North Carolina / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 47, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Aug 28, 2001, 3:29 PM EDT for Onslow County, North Carolina. It was in force for 46 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 28, 2001, 3:29 PM EDT (19:29 UTC)
- Expired
- Aug 28, 2001, 4:15 PM EDT
- In force
- 46 min
- Issued by
- NWS Newport/Morehead City, NC
- Area
- Whole counties
County Onslow County, NC
The radar
The Morehead City radar (KMHX), 47 km from the middle of the area, began a volume at 19:32 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 28, 4:05 PM EDT | Thunderstorm Wind 52 M | Swansboro, 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, 7.5 hours before the alert went out and 47 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
- 3396 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 540 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
405 WUUS52 KMHX 281929 SVRMHX NCC133-282015- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC 329 PM EDT TUE AUG 28 2001 THE NATIONAL WEATHER SERVICE IN NEWPORT HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ONSLOW COUNTY IN EASTERN NORTH CAROLINA * UNTIL 415 PM EDT * AT 329 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER CAMP LEJEUNE...OR ABOUT OVER JACKSONVILLE...MOVING EAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... PINEY GREEN AT 335 PM EDT. THIS STORM WILL PRODUCE LARGE HAIL. IF YOU ARE IN ITS PATH...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER. 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 28, 1:20 PM EDT, 2 hours 9 minutes earlier.
Area forecast discussion, Aug 28, 1:20 PM EDT, 2 hours 9 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC 120 PM EDT TUE AUG 28 2001 PTLY CLOUDY SKIES WITH CHCY POPS LOOK TO CONT THRU PD. MDLS INDICATE WEAK SRT WVS WILL MOVE ENE ACRS REGION NEXT CPL DAYS AND PRODUCING SCT SHRA/TSRA IN MOIST/UNSTBLE AIRMASS. EXPECT MOST OF PRECIP TO BE DURING AFTN AND EVENING BUT WL NOT TIME REF GIVEN UNCERTAINTY IN SRT WVS. GIVEN THE WEAKNESS OF UPR FEATURES THINK BEST TO KEEP POPS IN CHC RANGE. RDR CRNTLY QUIET BUT EXPECT TSRA TO FIRE THIS AFTN PER STRONG INSTAB AND THESE SHLD CONT INTO OVERNIGHT HOURS AS SRT WV MOVES ACRS SRN TIER. SHLD SEE ENUF BREAKS IN CLOUDS TO SEE HIGHS IN THE 85 TO 90 DGR RANGE AWAY FROM BEACHES NEXT CPL DAYS. MUGGY AT NIGHT WITH LOWS IN LOW TO MID 70S. LABOR DAY WEEKEND LOOKS UNSETTLED AS DEEP MOISTURE REMAINS ACRS REGION AND FRONT STALLS IN VICINTY. CWF: SW WINDS IN 15 TO 20 KT RANGE THEN BECOME W LATE AROUND 15 KT. GRADIENT WEAKENS TOMORROW AFTERNOON AND WINDS STAY LESS THAN 15 KT UNTIL THU AFTERNOON WHEN GRADIENT TIGHTENS AGAIN AND WINDS COME AROUND MORE TO THE SOUTH. RIP CURRENT THREAT WILL BE LOW N OF CAPE HATTERAS AND APPROACHING INCREASED FOR S FACING BEACHES. .MHX...NONE. RF/WS
In the hours before
Special weather statement, Aug 28, 2:30 PM EDT, 59 minutes before
NCZ044-079-080-090>095-098-282300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEWPORT-MOREHEAD CITY NC 230 PM EDT TUE AUG 28 2001 ...ISOLATED SEVERE THUNDERSTORMS POSSIBLE LATE THIS AFTERNOON... THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER THE REGION THROUGH THE REMAINDER OF THE AFTERNOON. A FEW OF THESE STORMS MAY BECOME SEVERE WITH DAMAGING WINDS AND LARGE HAIL. AREAS SOUTH OF A GREENVILLE TO BELHAVEN LINE WILL HAVE THE BEST CHANCE OF THUNDERSTORMS INTO THE EARLY EVENING HOURS. SEEK SHELTER INSIDE A STRONG BUILDING WHEN THUNDERSTORMS APPROACH. RF
The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 4:20 PM EDT | Severe Thunderstorm Warning | MHX | Craven, Pamlico | 40 min |
| Aug 28, 4:25 PM EDT | Severe Thunderstorm Warning | MHX | Carteret | 50 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.