Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

May 17, 2012Cumberland County, North Carolina

NWS Raleigh, NC issued this special weather statement at May 17, 2012, 6:33 PM EDT for Cumberland 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
May 17, 2012, 6:33 PM EDT (22:33 UTC)
Expired
May 17, 2012, 7:30 PM EDT
In force
57 min
Issued by
NWS Raleigh, NC

County Cumberland County, NC

The radar

The Raleigh/Durham radar (KRAX), 86 km from the middle of the area, began a volume at 22:34 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, 10.6 hours before the alert went out and 156 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, Greensboro/Hi Pt, NC at 12:00Z on 2012-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Greensboro/Hi Pt, NC at 12:00Z on 2012-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1894 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
3 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 17, 3:15 PM EDT, 3 hours 18 minutes earlier.

Area forecast discussion, May 17, 3:15 PM EDT, 3 hours 18 minutes before
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Hazardous weather outlook, May 17, 9:07 AM EDT, 9 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
907 AM EDT THU MAY 17 2012

NCZ021>023-038>040-042-073>078-083>086-088-089-180930-
FORSYTH-GUILFORD-ALAMANCE-DAVIDSON-RANDOLPH-CHATHAM-JOHNSTON-STANLY-
MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON-RICHMOND-SCOTLAND-HOKE-
CUMBERLAND-SAMPSON-
907 AM EDT THU MAY 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

AN ISOLATED STRONG TO SEVERE THUNDERSTORM IS POSSIBLE THIS
AFTERNOON THROUGH SUNSET. THE PRIMARY WEATHER HAZARDS WILL BE
STRONG TO DAMAGING WIND GUSTS AND HAIL TO THE SIZE OF NICKELS OR QUARTERS.
IN ADDITION...THE STORMS WILL BE SLOW MOVING. THUS LOCALLY
EXCESSIVE RAINFALL MAY LEAD TO MINOR FLOODING OF STREETS AND LOW
LYING AREAS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

NCZ007>011-024>028-041-043-180930-
PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-ORANGE-DURHAM-FRANKLIN-NASH-
EDGECOMBE-WAKE-WILSON-
907 AM EDT THU MAY 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, May 17, 2:56 PM EDT, 3 hours 37 minutes before
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Special weather statement, May 17, 4:32 PM EDT, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
432 PM EDT THU MAY 17 2012

NCZ041-042-077-172130-
HARNETT-JOHNSTON-WAKE-
432 PM EDT THU MAY 17 2012

...SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS HARNETT...JOHNSTON AND
WAKE COUNTIES THROUGH 530 PM EDT...

AT 432 PM EDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
WITH VERY HEAVY RAIN OVER LAKE WHEELER...OR ABOUT 7 MILES SOUTH OF
CARY...MOVING SOUTHWEST AT 35 MPH.

SOME LOCATIONS IMPACTED INCLUDE...HOLLY SPRINGS...AND...
FUQUAY-VARINA.

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

SEEK SHELTER IN A NEARBY 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 3588 7857 3559 7842 3541 7874 3576 7894
      3578 7894 3580 7893
TIME...MOT...LOC 2032Z 057DEG 28KT 3568 7877

23
Local storm report, May 17, 4:47 PM EDT, 1 hour 46 minutes before
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Special weather statement, May 17, 4:54 PM EDT, 1 hour 39 minutes before
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Special weather statement, May 17, 5:12 PM EDT, 1 hour 21 minutes before
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Special weather statement, May 17, 6:33 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 8:04 PM EDTAreal Flood AdvisoryRAHEdgecombe, Halifax, Nash3 hr
May 16, 9:11 PM EDTFlash Flood WarningRAHEdgecombe, Nash2 hr
May 17, 6:48 AM EDTDense Fog AdvisoryRAHEdgecombe, Halifax, Johnston, Nash, Sampson, Wayne and 1 more2 hr
May 17, 11:58 AM EDTSpecial Weather StatementRAHAnson, Cumberland, Hoke, Richmond, Sampson, Scotland92 min
May 17, 12:13 PM EDTSpecial Weather StatementRAHAnson32 min
May 17, 1:20 PM EDTSpecial Weather StatementRAHHoke, Scotland70 min
May 17, 1:54 PM EDTSpecial Weather StatementRAHRichmond51 min
May 17, 1:58 PM EDTSpecial Weather StatementRAHNash62 min
May 17, 2:00 PM EDTAreal Flood AdvisoryRAHHoke, Moore, Richmond, Scotland57 min
May 17, 2:02 PM EDTSpecial Weather StatementRAHWake58 min
May 17, 2:48 PM EDTSpecial Weather StatementRAHAnson, Richmond57 min
May 17, 2:56 PM EDTSpecial Weather StatementRAHHalifax, Nash64 min
May 17, 4:32 PM EDTSpecial Weather StatementRAHWake58 min
May 17, 4:54 PM EDTSpecial Weather StatementRAHCumberland, Harnett66 min
May 17, 5:12 PM EDTSpecial Weather StatementRAHMontgomery63 min

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.