Alert archive / North Carolina / Special Weather Statements in 2015

Special Weather Statement, NWS Newport/Morehead City, NC

August 6, 2015Onslow County, North Carolina

NWS Newport/Morehead City, NC issued this special weather statement at Aug 6, 2015, 2:03 PM EDT for Onslow County, North Carolina. It was in force for 57 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
Aug 6, 2015, 2:03 PM EDT (18:03 UTC)
Expired
Aug 6, 2015, 3:00 PM EDT
In force
57 min
Issued by
NWS Newport/Morehead City, NC

County Onslow County, NC

The radar

The Morehead City radar (KMHX), 52 km from the middle of the area, began a volume at 18:05 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, 6.1 hours before the alert went out and 51 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-pSkew-T log-p diagram, Newport, NC at 12:00Z on 2015-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3315 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 12:00Z on 2015-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
3315 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
661 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

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 Aug 6, 1:24 PM EDT, 39 minutes earlier.

Area forecast discussion, Aug 6, 1:24 PM EDT, 39 minutes before
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Hazardous weather outlook, Aug 6, 5:57 AM EDT, 8 hours 6 minutes before
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In the hours before

Special weather statement, Aug 6, 1:58 PM EDT, 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
158 PM EDT THU AUG 6 2015

NCZ103-061830-
OUTER BANKS DARE-
158 PM EDT THU AUG 6 2015

...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL OUTER BANKS DARE
COUNTY...

AT 157 PM EDT...A STRONG THUNDERSTORM WAS OVER ROANOKE ISLAND
FESTIVAL PARK...OR 26 MILES SOUTHEAST OF GRANDY...MOVING NORTHEAST AT
30 MPH.

WINDS IN EXCESS OF 30 MPH ARE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
MANTEO...JOCKEYS RIDGE STATE PARK...WRIGHT BROTHERS NATIONAL
MONUMENT...WANCHESE AND BODIE ISLAND LIGHTHOUSE.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY CAN RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
OFFICE IN NEWPORT.

LAT...LON 3579 7558 3580 7560 3581 7557 3582 7564
      3583 7567 3584 7567 3587 7566 3593 7573
      3592 7571 3590 7563 3590 7560 3601 7568
      3600 7573 3603 7569 3606 7569 3582 7555
TIME...MOT...LOC 1757Z 233DEG 28KT 3591 7564

DAG
Special weather statement, Aug 6, 2:03 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEWPORT/MOREHEAD CITY NC
203 PM EDT THU AUG 6 2015

NCZ098-061900-
ONSLOW-
203 PM EDT THU AUG 6 2015

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT CENTRAL ONSLOW
COUNTY...

AT 202 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM PINEY GREEN TO NEAR EDGECOMB...MOVING NORTHWEST AT 10
MPH.

WINDS IN EXCESS OF 30 MPH ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
JACKSONVILLE...HALF MOON...NEW RIVER STATION...PINEY GREEN...CAMP
LEJEUNE CENTER...PUMPKIN CENTER...SWANSBORO...RICHLANDS SOUTH AND
HOLLY RIDGE.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY CAN RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
OFFICE IN NEWPORT.

LAT...LON 3447 7757 3472 7768 3492 7741 3473 7718
      3458 7740 3459 7739 3464 7732 3471 7740
      3474 7735 3472 7741 3474 7744 3468 7743
      3470 7742 3464 7737 3461 7745 3457 7741
      3458 7739
TIME...MOT...LOC 1802Z 137DEG 7KT 3476 7730 3451 7760

DAG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 5:38 AM EDTSmall Craft AdvisoryMHX24 hr
Aug 6, 1:58 PM EDTSpecial Weather StatementMHXDare32 min
Aug 6, 2:28 PM EDTSpecial Weather StatementMHXJones32 min
Aug 6, 3:40 PM EDTSpecial Weather StatementMHXDuplin, Greene, Lenoir65 min
Aug 6, 4:02 PM EDTSevere Thunderstorm WarningMHXDuplin, Lenoir43 min
Aug 6, 4:46 PM EDTSpecial Weather StatementMHXDuplin, Greene, Jones, Lenoir59 min
Aug 6, 5:09 PM EDTSpecial Marine WarningMHX36 min
Aug 6, 5:41 PM EDTSpecial Weather StatementMHXCraven, Jones, Onslow49 min
Aug 6, 6:55 PM EDTSpecial Weather StatementMHXDuplin, Onslow65 min

Nearby

Special Weather Statements in North Carolina, 2015Every special weather statement in 2015

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.