Alert archive / North Carolina / Special Weather Statements in 2012
Special Weather Statement, NWS Newport/Morehead City, NC
NWS Newport/Morehead City, NC issued this special weather statement at May 5, 2012, 9:24 PM EDT for Onslow County, North Carolina. It was in force for 66 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 5, 2012, 9:24 PM EDT (01:24 UTC)
- Expired
- May 5, 2012, 10:30 PM EDT
- In force
- 66 min
- Issued by
- NWS Newport/Morehead City, NC
County Onslow County, NC
The radar
The Morehead City radar (KMHX), 12 km from the middle of the area, began a volume at 01:27 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 nearest sounding before it
Newport, NC (KMHX), launched 00:00Z, 1.4 hours before the alert went out and 12 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
- 1527 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 1082 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at May 5, 7:31 PM EDT, 1 hour 53 minutes earlier.
Area forecast discussion, May 5, 7:31 PM EDT, 1 hour 53 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC 731 PM EDT SAT MAY 5 2012 .SYNOPSIS... A COLD FRONT WILL APPROACH FROM THE NORTH THIS EVENING...THEN PUSH THROUGH THE AREA TONIGHT. HIGH PRESSURE WILL BUILD IN LATE SUNDAY THROUGH MONDAY. A COLD FRONT WILL PUSH THROUGH DURING THE MIDDLE OF NEXT WEEK. && .NEAR TERM /TONIGHT/... AS OF 730 PM SAT...SEVERE THREAT CONTINUES THIS EVENING ACROSS INTERIOR E NC...AS AN AREA OF STRONG TO SEVERE THUNDERSTORMS MOVE THROUGH SAMPSON AND WAYNE COUNTIES. THESE STORMS WILL MOVE THROUGH PITT...LENOIR...GREENE...CRAVEN AND DUPLIN COUNTIES THROUGH THE NEXT COUPLE OF HOURS...AND COULD POSE A DAMAGING WIND THREAT AS THE STORM MODE BECOMES LINEAR IN NATURE. THE STORMS WILL REACH THE COAST LATER THIS EVENING AND SHOULD GENERALLY WEAKEN AS THEY DO SO. && .SHORT TERM /SUNDAY/... AS OF 330 PM SAT...LINGERING LOW CLOUDS WILL PERSIST THROUGH THE MORNING AND INTO THE AFTERNOON HOURS SUNDAY. TAIL END OF VORT CENTER MAY PRODUCE SCATTERED SHOWERS THROUGH THE MORNING HOURS... BEFORE DRYING OF THE COLUMN OCCURS AFTER 18Z. HIGH TEMPS A BIT TRICKY...AND SIDED A BIT COOLER THAN GUIDANCE DUE TO THE CLOUD COVER AND STRONG NE WINDS. HIGHS SHOULD BE IN THE LOW TO MID 70S AREA WIDE...WITH UPPER 60S FOR THE OBX. && .LONG TERM /SUNDAY NIGHT THROUGH SATURDAY/... AS OF 315 PM SATURDAY...MODELS REMAIN CONSISTENT MOST OF PERIOD...WITH RIDGING SFC AND ALOFT DOMINATING SUN NIGHT-MON NIGHT...THEN SEVERAL SHRT WVS AND ASSCTD LONG WV TROF MOVING ACROSS MAINLY N OF AREA TUE-THU...FOLLOWED BY RIDGING AGAIN FRI-SAT. LINGERING CLOUDINESS EXPECTED TO DIMINISH SUN NIGHT WITH FAIR CONDITIONS PREVAILING INTO MON NIGHT. RETURN SRLY FLOW AND WEAK INSTABILITY INIDICATE PSBL WDLY SCT CONVECTIVE ACTIVITY TUE AFTN...THEN INCREASING CHANCES WED AND WED NIGHT WITH SFC FRONT GRADUALLY MOVING ACROSS AREA ALONG WITH UPR TROF. SOME MODEL TIMING DIFFERENCES REMAIN AND CONTINUED TO HOLD POPS IN CHC RANGE FOR WED AND WED NIGHT UNTIL FURTHER RESOLVED. ECMWF A BIT STRONGER WITH SECONDARY FRONT MOVING THROUGH WITH UPR TROF THU NIGHT/EARLY FRI...BUT ATMOS APPEARS TOO DRY FOR PCPN AND KEPT DRY FCST FOR THU AND THU NIGHT. STRONG HIGH PRES WILL PRODUCE FAIR AND COOLER WX FOR FRI-SAT. MOS BLEND USED FOR TEMPS SUN NIGHT-MON NIGHT...THEN BLEND OF MEX AND HPC FOR REST OF PERIOD. MIN TEMPS AROUND 50 PSBL INLAND FOR FRI MORNING AND UPR 40S FOR SAT MORNING. && .AVIATION /00Z SUNDAY THROUGH THURSDAY/... SHORT TERM /THROUGH SUNDAY/... AS OF 3 PM SAT...SCT TO WIDESPREAD TSRA EXPECTED LATE THIS AFTERNOON AS SHORT WAVE APPROACHES. STORMS BREAKING OUT IN THE SANDHILLS WILL MOVE SE INTO COASTAL PLAIN OF NC. STORMS SHOULD MOVE OUT OF THE AREA/WEAKEN BY LATE EVENING AS ATMS STABILIZES AND WINDS TURN N TO NE. MODEL GUIDANCE SUGGESTING IFR CONDITIONS BREAKING OUT AFTER 06-09Z TONIGHT...THOUGH MODEL SOUNDINGS DONT INDICATE ANYTHING LESS THAN LOW END MVFR. SREF PROBS INDICATE POSSIBLY A BRIEF PD OF IFR AFTER 09-10Z...SO BROUGHT IN A TEMPO FOR IFR CIGS AFTER THIS TIME. LATER SHIFTS WILL HAVE TO MONITOR POTENTIAL FOR IFR LATE TONIGHT. CIGS WILL LIFT SUN MORNING...THOUGH SHOULD REMAIN OVC AT LEAST THROUGH 18Z AS LINGERING BNDRY LAYER MOISTURE PERSISTS. WINDS WILL BE NE 10-15 KT ON SUN. AS OF 315 PM SATURDAY...VFR EXPECTED TO PREVAIL WITH HIGH PRES SUN NIGHT-MON NIGHT. SUB VFR CONDITIONS WILL BE POSSIBLE AGAIN WITH WIDELY SCATTERED CONVECTIVE ACTIVITY WEST TUESDAY AFTERNOON AND AREA WIDE WEDNESDAY AND WED NIGHT WITH A COLD FRONTAL PASSAGE. VFR RETURNING FOR THU. && .MARINE... SHORT TERM /THROUGH SUNDAY/... AS OF 330 PM SAT...SFC COLD FRONT NEAR THE VA/NC BORDER WILL PASS THROUGH E NC THROUGH THE EVENING. WINDS TURN NORTH TO NE LATER THIS AFTERNOON AS THE FRONT PASSES THROUGH. EXPECT SCT THUNDERSTORM ACTIVITY THROUGH THE EVENING. THE FRONT WILL PUSH SOUTH OF THE WATERS LATE TONIGHT WITH WINDS SHIFTING NORTHEAST. MARGINAL SCA WINDS AND SEAS WILL DEVELOP ON SAT AS NE SURGE INCREASES. ATTM CAPPED SEAS AT 5 FEET...THOUGH WOULD NOT BE SURPRISED TO SEE SOME 6 FOOT SETS ACROSS THE OUTER WATERS. WINDS WILL OCNL GUST TO 25 KT AFTER 18Z SUN. ONCOMING SHIFTS WILL HAVE TO MONITOR FOR POSSIBLE UPGRADE TO SCA FOR SUN AFTERNOON. LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/... AS OF 315 PM SATURDAY...ONGOING NE WIND SURGE WILL BE DIMINISHING SUN NIGHT AND MON...BUT DEVELOPING NE SWELL COULD CAUSE MARGINAL SCA CONDITIONS WITH SEAS NEAR 6 FT PSBLY LINGERIN OVER OUTER PORTIONS OF NRN AND CENTRAL WATERS INTO TUE. RETURN SRLY FLOW WILL INCREASE AHEAD OF APPROACHING FRONTAL SYSTEM MID WEEK BUT MODELS HAVE TRENDED WEAKER WITH MAX WINDS 20 KT OVER OUTER PORTIONS. WINDS WILL SHIFT TO NW BEHIND FRONT BUT CONFIDENCE ON TIMING IS LOW DUE TO MODEL DIFFERENCES. BLEND OF WW3 AND SWAN USED FOR SEAS. && .MHX WATCHES/WARNINGS/ADVISORIES... NC...NONE. MARINE...NONE. && SYNOPSIS...TL NEAR TERM...TL SHORT TERM...TL LONG TERM...JBM AVIATION...TL/JBM MARINE...TL/JBM
Hazardous weather outlook, May 5, 4:02 AM EDT, 17 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK FOR EASTERN NORTH CAROLINA NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC 402 AM EDT SAT MAY 5 2012 NCZ029-044>047-079>081-090>095-098-103-104-060815- MARTIN-PITT-WASHINGTON-TYRRELL-MAINLAND DARE-GREENE-BEAUFORT- MAINLAND HYDE-DUPLIN-LENOIR-JONES-CRAVEN-PAMLICO-CARTERET-ONSLOW- OUTER BANKS DARE-OUTER BANKS HYDE- 402 AM EDT SAT MAY 5 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON AND LINGER INTO THE EVENING. A FEW STORMS MAY BECOME STRONG TO SEVERE WITH THE MAIN THREAT OF DAMAGING WIND GUSTS AND HEAVY DOWNPOURS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Special weather statement, May 5, 8:32 PM EDT, 52 minutes before
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</html>Special weather statement, May 5, 8:43 PM EDT, 41 minutes before
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</html>Local storm report, May 5, 8:47 PM EDT, 37 minutes before
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</html>Special weather statement, May 5, 8:57 PM EDT, 27 minutes before
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</html>Local storm report, May 5, 9:03 PM EDT, 21 minutes before
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</html>Special weather statement, May 5, 9:24 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Newport/Morehead City, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 8:00 PM EDT | Severe Thunderstorm Warning | MHX | Craven, Duplin, Greene, Jones, Lenoir, Onslow and 1 more | 45 min |
| May 5, 8:32 PM EDT | Special Weather Statement | MHX | Onslow | 58 min |
| May 5, 8:57 PM EDT | Special Weather Statement | MHX | Jones | 33 min |
| May 5, 11:15 PM EDT | Special Marine Warning | MHX | 45 min | |
| May 6, 4:15 AM EDT | Small Craft Advisory | MHX | 4 days | |
| May 6, 1:27 PM EDT | Coastal Flood Advisory | MHX | 15 hr | |
| May 6, 4:50 PM EDT | Rip Current Statement | MHX | 27 hr |
Nearby
Special Weather Statements in North Carolina, 2012Every special weather statement in 2012
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.