Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

May 28, 20127 counties in North Carolina

NWS Raleigh, NC issued this special weather statement at May 28, 2012, 2:17 PM EDT for 7 counties in North Carolina. It was in force for 73 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 28, 2012, 2:17 PM EDT (18:17 UTC)
Expired: May 28, 2012, 3:30 PM EDT
In force: 73 min
Issued by: NWS Raleigh, NC

Counties Cumberland County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Lee County, NC, Moore County, NC, Wayne County, NC

The radar

The Raleigh/Durham radar (KRAX), 53 km from the middle of the area, began a volume at 18:19 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.3 hours before the alert went out and 120 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: 268 J/kg
Mixed-layer CIN: -160 J/kg
Mixed-layer LCL: 725 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -51 m²/s²
0-3 km storm-relative helicity: 17 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 Raleigh, NC wrote its last area forecast discussion before this special weather statement went out at May 28, 1:59 PM EDT, 18 minutes earlier.

Area forecast discussion, May 28, 1:59 PM EDT, 18 minutes before

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Hazardous weather outlook, May 28, 4:35 AM EDT, 9 hours 42 minutes before

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In the hours before

Special weather statement, May 28, 2:17 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
217 PM EDT MON MAY 28 2012

NCZ042-075>078-086-088-089-281930-
CUMBERLAND-HARNETT-HOKE-JOHNSTON-LEE-MOORE-SAMPSON-WAYNE-
217 PM EDT MON MAY 28 2012

...HEAVY RAIN SHOWERS AND ISOLATED THUNDERSTORMS WILL MOVE NORTHWARD
ACROSS SAMPSON... HARNETT... WAYNE... JOHNSTON... MOORE... LEE...
CUMBERLAND AND HOKE COUNTIES THROUGH 330 PM...

AT 213 PM EDT...DOPPLER RADAR INDICATED A LINE OF SHOWERS AND
ISOLATED STORMS PRODUCING HEAVY RAIN... EXTENDING FROM JUST SOUTH OF
SOUTHERN PINES TO FAYETTEVILLE TO CLINTON...MOVING NORTH AT 15 MPH.

LOCATIONS LIKELY TO SEE HEAVY RAIN BY 330 PM INCLUDE... FORT
BRAGG... SOUTHERN PINES... CARTHAGE... TRAMWAY... SPRING LAKE...
LILLINGTON... DUNN... AND SPIVEY'S CORNER. A HALF INCH OF RAIN IN
LESS THAN A HALF HOUR IS POSSIBLE.

HAZARDS INCLUDE...
HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES INTERSTATE 40 BETWEEN EXITS 319 AND 355... INTERSTATE
95 BETWEEN EXITS 49 AND 95... AND HIGHWAY 1 BETWEEN EXITS 69 AND 76.

THIS HEAVY RAINFALL MAY 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 3506 7948 3507 7958 3512 7957 3527 7971
      3551 7977 3552 7936 3555 7930 3553 7928
      3563 7912 3553 7897 3558 7891 3552 7872
      3557 7850 3551 7831 3551 7782 3542 7782
      3517 7793 3518 7816 3500 7815 3497 7937
TIME...MOT...LOC 1813Z 179DEG 13KT 3511 7843 3507 7935

GIH

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 28, 3:26 PM EDT	Special Weather Statement	RAH	Chatham, Harnett, Johnston, Lee, Wake	49 min
May 28, 3:37 PM EDT	Special Weather Statement	RAH	Anson, Hoke, Montgomery, Moore, Richmond, Scotland and 1 more	53 min
May 28, 3:47 PM EDT	Special Weather Statement	RAH	Sampson	58 min
May 28, 4:17 PM EDT	Special Weather Statement	RAH	Alamance, Chatham, Durham, Orange, Wake	58 min
May 28, 4:25 PM EDT	Areal Flood Advisory	RAH	Anson, Richmond	2 hr
May 28, 5:22 PM EDT	Special Weather Statement	RAH	Franklin, Nash	53 min
May 28, 5:43 PM EDT	Special Weather Statement	RAH	Davidson	62 min
May 28, 5:56 PM EDT	Special Weather Statement	RAH	Randolph	64 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.