Alert archive / North Carolina / Special Weather Statements in 2011

Special Weather Statement, NWS Newport/Morehead City, NC

June 29, 2011Onslow County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at Jun 29, 2011, 2:50 PM EDT for Onslow County, North Carolina. It was in force for 55 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: Jun 29, 2011, 2:50 PM EDT (18:50 UTC)
Expired: Jun 29, 2011, 3:45 PM EDT
In force: 55 min
Issued by: NWS Newport/Morehead City, NC

County Onslow County, NC

The radar

The Morehead City radar (KMHX), 58 km from the middle of the area, began a volume at 18:51 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 12:00Z, 6.8 hours before the alert went out and 58 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: 1298 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 667 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 99 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jun 29, 12:19 PM EDT, 2 hours 31 minutes earlier.

Area forecast discussion, Jun 29, 12:19 PM EDT, 2 hours 31 minutes before

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Hazardous weather outlook, Jun 29, 2:30 PM EDT, 20 minutes before

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In the hours before

Special weather statement, Jun 29, 11:04 AM EDT, 3 hours 46 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
1104 AM EDT WED JUN 29 2011

NCZ098-291600-
ONSLOW-
1104 AM EDT WED JUN 29 2011

...A STRONG THUNDERSTORM WILL MOVE ACROSS ONSLOW COUNTY THROUGH NOON
EDT...

AT 1104 AM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
FOLKSTONE...OR ABOUT 5 MILES NORTH OF NORTH TOPSAIL BEACH...MOVING
EAST AT 15 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...SNEADS FERRY...
MARINES...DUCK CREEK.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.

HEAVY RAINFALL AND MINOR FLOODING.

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.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3446 7755 3461 7760 3466 7746 3467 7739
      3469 7737 3477 7713 3470 7711 3468 7712
      3466 7709 3463 7712 3460 7721 3452 7733
      3444 7750 3444 7753
TIME...MOT...LOC 1504Z 254DEG 11KT 3455 7746

5

Local storm report, Jun 29, 11:17 AM EDT, 3 hours 33 minutes before

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Local storm report, Jun 29, 11:34 AM EDT, 3 hours 16 minutes before

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Special weather statement, Jun 29, 12:25 PM EDT, 2 hours 25 minutes before

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Special weather statement, Jun 29, 12:28 PM EDT, 2 hours 22 minutes before

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Special weather statement, Jun 29, 2:50 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
Jun 29, 12:15 AM EDT	Special Weather Statement	MHX	Beaufort	60 min
Jun 29, 8:40 AM EDT	Special Weather Statement	MHX	Craven	50 min
Jun 29, 9:46 AM EDT	Special Weather Statement	MHX	Onslow	44 min
Jun 29, 10:06 AM EDT	Areal Flood Advisory	MHX	Onslow	84 min
Jun 29, 10:32 AM EDT	Special Marine Warning	MHX		43 min
Jun 29, 11:04 AM EDT	Special Weather Statement	MHX	Onslow	56 min
Jun 29, 11:21 AM EDT	Areal Flood Warning	MHX	Onslow	84 min
Jun 29, 11:31 AM EDT	Special Marine Warning	MHX		44 min
Jun 29, 12:25 PM EDT	Special Weather Statement	MHX	Onslow	65 min
Jun 29, 12:28 PM EDT	Special Weather Statement	MHX	Hyde	62 min
Jun 29, 12:44 PM EDT	Areal Flood Advisory	MHX	Onslow	91 min
Jun 29, 3:38 PM EDT	Special Weather Statement	MHX	Jones	67 min
Jun 29, 3:42 PM EDT	Special Weather Statement	MHX	Onslow	48 min
Jun 29, 4:38 PM EDT	Special Weather Statement	MHX	Pamlico	52 min
Jun 29, 4:56 PM EDT	Special Weather Statement	MHX	Onslow	49 min
Jun 29, 5:12 PM EDT	Special Weather Statement	MHX	Pamlico	63 min

Nearby

Special Weather Statements in North Carolina, 2011 Every special weather statement in 2011

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.