Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Newport/Morehead City, NC

May 1, 2012Dare County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at May 1, 2012, 8:34 PM EDT for Dare County, North Carolina. It was in force for 41 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 1, 2012, 8:34 PM EDT (00:34 UTC)
Expired: May 1, 2012, 9:15 PM EDT
In force: 41 min
Issued by: NWS Newport/Morehead City, NC

County Dare County, NC

The radar

The Morehead City radar (KMHX), 150 km from the middle of the area, began a volume at 00:35 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, 0.6 hours before the alert went out and 149 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: 337 J/kg
Mixed-layer CIN: -211 J/kg
Mixed-layer LCL: 964 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 135 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

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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 1, 8:29 PM EDT, 5 minutes earlier.

Area forecast discussion, May 1, 8:29 PM EDT, 5 minutes before

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Hazardous weather outlook, May 1, 4:32 PM EDT, 4 hours 2 minutes before

HAZARDOUS WEATHER OUTLOOK FOR EASTERN NORTH CAROLINA
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
432 PM EDT TUE MAY 1 2012

NCZ029-044>047-079>081-090>095-098-103-104-022045-
MARTIN-PITT-WASHINGTON-TYRRELL-MAINLAND DARE-GREENE-BEAUFORT-
MAINLAND HYDE-DUPLIN-LENOIR-JONES-CRAVEN-PAMLICO-CARTERET-ONSLOW-
OUTER BANKS DARE-OUTER BANKS HYDE-
432 PM EDT TUE MAY 1 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NORTH CAROLINA.

.DAY ONE...TONIGHT.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO MOVE INTO
PORTIONS OF EASTERN NORTH CAROLINA EARLY THIS EVENING. A FEW
STORMS COULD BE STRONG TO MARGINALLY SEVERE WITH THE CAPABILITY OF
PRODUCING DAMAGING WINDS...HAIL AND LOCALLY HEAVY RAINFALL. THE
GREATEST THREAT FOR SEVERE STORMS WILL BE NORTH OF HIGHWAY 70.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, May 1, 6:33 PM EDT, 2 hours 1 minute before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
633 PM EDT TUE MAY 1 2012

NCZ029-012330-
MARTIN-
633 PM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS MARTIN COUNTY THROUGH 730 PM
EDT...

AT 633 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 24 MILES NORTH OF OAK CITY
TO 24 MILES WEST OF OAK CITY...OR ALONG A LINE EXTENDING FROM 6 MILES
WEST OF RICH SQUARE TO 8 MILES NORTHEAST OF ROCKY MOUNT...MOVING EAST
AT 40 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...OAK CITY...PARMELE...
ROBERSONVILLE...EVERETTS...BEARGRASS...WILLIAMSTON.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
GUSTY WINDS OF 40 TO 50 MPH.

SEEK SHELTER IN A NEARLY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

IF YOU SEE LIGHTNING OR HEAR THUNDER...YOU ARE AT RISK. TAKE SHELTER
INDOORS IMMEDIATELY. IF YOU CANNOT FIND SHELTER IN A BUILDING A
VEHICLE PROVIDES SAFETY FROM LIGHTNING.

&&

LAT...LON 3601 7721 3593 7719 3593 7709 3595 7704
      3592 7702 3586 7703 3590 7692 3582 7688
      3586 7684 3589 7683 3588 7679 3586 7677
      3572 7684 3568 7699 3584 7735 3591 7735
      3600 7741 3607 7733
TIME...MOT...LOC 2233Z 288DEG 35KT 3628 7730 3603 7763

26

Special weather statement, May 1, 7:37 PM EDT, 57 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
737 PM EDT TUE MAY 1 2012

NCZ045>047-020030-
MAINLAND DARE-TYRRELL-WASHINGTON-
737 PM EDT TUE MAY 1 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS WASHINGTON...MAINLAND DARE
AND TYRRELL COUNTIES THROUGH 830 PM EDT...

AT 736 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 19 MILES NORTH OF COLUMBIA
TO 7 MILES NORTH OF SCUPPERNONG TO 10 MILES NORTHWEST OF WESTOVER...
OR ALONG A LINE EXTENDING FROM 6 MILES EAST OF WINFALL TO 8 MILES
EAST OF EDENTON TO 6 MILES SOUTHEAST OF WINDSOR...MOVING EAST AT 50
MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...WESTOVER...PLEASANT
GROVE...SCUPPERNONG...WOODLEY...LEVELS...EAST LAKE.

HAZARDS INCLUDE...
PEA SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.

SEEK SHELTER IN A NEARLY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

&&

LAT...LON 3600 7606 3596 7601 3598 7591 3597 7584
      3593 7587 3593 7585 3583 7587 3582 7599
      3591 7598 3593 7600 3586 7605 3581 7606
      3580 7642 3588 7674 3595 7669 3595 7655
      3599 7640 3594 7636 3600 7617
TIME...MOT...LOC 2336Z 287DEG 41KT 3618 7633 3618 7633
          3601 7645 3596 7681

26

Special weather statement, May 1, 8:34 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 1, 8:11 PM EDT	Severe Thunderstorm Warning	MHX	Tyrrell	34 min
May 2, 5:48 PM EDT	Severe Thunderstorm Warning	MHX	Beaufort, Hyde	27 min
May 2, 6:14 PM EDT	Severe Thunderstorm Warning	MHX	Beaufort, Hyde	31 min
May 2, 6:29 PM EDT	Special Weather Statement	MHX	Beaufort	46 min
May 2, 6:32 PM EDT	Special Marine Warning	MHX		58 min
May 2, 6:52 PM EDT	Special Weather Statement	MHX	Hyde	23 min
May 2, 7:18 PM EDT	Special Weather Statement	MHX	Dare	42 min
May 2, 7:36 PM EDT	Special Weather Statement	MHX	Beaufort	39 min

Nearby

Special Weather Statements in North Carolina, 2012 Every 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.