Alert archive / North Carolina / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 16, NWS Raleigh, NC

March 3, 20125 counties in North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Mar 3, 2012, 4:16 AM EST for 5 counties in North Carolina. It was in force for 59 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 3, 2012, 4:16 AM EST (09:16 UTC)
Expired
Mar 3, 2012, 5:15 AM EST
In force
59 min
Issued by
NWS Raleigh, NC
Area
Storm-based polygon

Counties Chatham County, NC, Durham County, NC, Granville County, NC, Orange County, NC, Wake County, NC

The radar

The Raleigh/Durham radar (KRAX), 42 km from the middle of the area, began a volume at 09:19 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.

What was reported inside it

TimeReportWhereRemark
Mar 3, 4:57 AM ESTTSTM WND GST 37Rdu International Airpo, NCRDU AIRPORT GUSTED TO 37 MPH AT 457 AM.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 9.3 hours before the alert went out and 108 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 00:00Z on 2012-03-03Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2012-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 442 square meters per square second.1939587897117Sfc1 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
518 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
442 m²/s²
0-3 km storm-relative helicity
585 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

966 
WUUS52 KRAH 030916
SVRRAH
NCC037-063-077-135-183-031015-
/O.NEW.KRAH.SV.W.0016.120303T0916Z-120303T1015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
416 AM EST SAT MAR 3 2012

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN CHATHAM COUNTY IN CENTRAL NORTH CAROLINA
  DURHAM COUNTY IN CENTRAL NORTH CAROLINA
  SOUTHERN GRANVILLE COUNTY IN CENTRAL NORTH CAROLINA
  SOUTHERN ORANGE COUNTY IN CENTRAL NORTH CAROLINA
  NORTHERN WAKE COUNTY IN CENTRAL NORTH CAROLINA

* UNTIL 515 AM EST

* AT 414 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES WEST OF BYNUM...OR 6 MILES NORTHWEST OF
  PITTSBORO...MOVING NORTHEAST AT 65 MPH. WINDS IN EXCESS OF 58 MPH
  ARE LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  BYNUM...
  FEARRINGTON...CARRBORO...
  CHAPEL HILL...
  PARKWOOD...DURHAM...
  BETHESDA...RDU INTERNATIONAL AIRPORT...
  GORMAN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE 
WARNING. BE PREPARED TO MOVE QUICKLY TO AN INTERIOR ROOM OF A SAFE 
SHELTER IF YOU HEAR OR SEE A TORNADO.

PLEASE REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN RALEIGH.

&&

LAT...LON 3618 7851 3617 7850 3609 7854 3602 7854
      3598 7843 3595 7840 3584 7843 3564 7916
      3577 7917 3584 7925 3595 7926 3632 7851
TIME...MOT...LOC 0915Z 243DEG 55KT 3577 7925

$$

MWS
5 follow-up statements
102 
WWUS52 KRAH 030925
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
425 AM EST SAT MAR 3 2012

NCC037-063-077-135-183-031015-
/O.CON.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
CHATHAM NC-DURHAM NC-GRANVILLE NC-ORANGE NC-WAKE NC-
425 AM EST SAT MAR 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EST
FOR NORTHERN WAKE...SOUTHERN ORANGE...SOUTHERN GRANVILLE...DURHAM AND
NORTHEASTERN CHATHAM COUNTIES...

AT 424 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM.  THIS STORM WAS LOCATED NEAR
FEARRINGTON...OR 7 MILES SOUTHWEST OF CHAPEL HILL...MOVING NORTHEAST
AT 65 MPH.

HAZARDS IN THE WARNING INCLUDE...
DAMAGING WINDS IN EXCESS OF 58 MPH.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... CARRBORO...APEX...
CARPENTER...PARKWOOD...MORRISVILLE...CARY...DURHAM...RESEARCH
TRIANGLE PARK...BETHESDA...RDU INTERNATIONAL AIRPORT...GORMAN...
RALEIGH...BUTNER...NEW HOPE...FALLS LAKE...CREEDMOOR...STEM...
PURNELL...WAKE FOREST AND ROLESVILLE.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. BE PREPARED TO MOVE QUICKLY TO AN INTERIOR ROOM OF A SAFE
SHELTER IF YOU HEAR OR SEE A TORNADO.

IF YOU OBSERVED DAMAGING WINDS OR LARGE HAIL...PLEASE NOTIFY YOUR
NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

LAT...LON 3618 7851 3617 7850 3609 7854 3602 7854
      3598 7843 3595 7840 3584 7843 3564 7916
      3577 7917 3584 7925 3595 7926 3632 7851
TIME...MOT...LOC 0925Z 243DEG 55KT 3584 7908

$$

MWS
671 
WWUS52 KRAH 030944
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
444 AM EST SAT MAR 3 2012

NCC037-135-030954-
/O.CAN.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
CHATHAM NC-ORANGE NC-
444 AM EST SAT MAR 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ORANGE AND
NORTHEASTERN CHATHAM COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND 
THE WARNING IS NO LONGER IN EFFECT.

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

THIS INCLUDES INTERSTATE 40 BETWEEN EXITS 263 AND 270.

THIS INCLUDES HIGHWAY 264 BETWEEN EXITS 383 AND 386.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3632 7852 3619 7851 3617 7850 3609 7854
      3602 7854 3598 7844 3594 7840 3584 7843
      3569 7896 3586 7891 3586 7902 3604 7889
      3611 7893
TIME...MOT...LOC 0944Z 242DEG 60KT 3600 7876

$$

NCC063-077-183-031015-
/O.CON.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
DURHAM NC-GRANVILLE NC-WAKE NC-
444 AM EST SAT MAR 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EST
FOR NORTHERN WAKE...SOUTHERN GRANVILLE AND DURHAM COUNTIES...

AT 442 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM.  THIS STORM WAS LOCATED NEAR
BETHESDA...OR 6 MILES EAST OF DURHAM...MOVING NORTHEAST AT 70 MPH.

HAZARDS IN THE WARNING INCLUDE...
DAMAGING WINDS IN EXCESS OF 58 MPH.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... BUTNER...FALLS LAKE...
CREEDMOOR...STEM...PURNELL...WAKE FOREST AND ROLESVILLE.

IF YOU OBSERVED DAMAGING WINDS OR LARGE HAIL...PLEASE NOTIFY YOUR
NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3632 7852 3619 7851 3617 7850 3609 7854
      3602 7854 3598 7844 3594 7840 3584 7843
      3569 7896 3586 7891 3586 7902 3604 7889
      3611 7893
TIME...MOT...LOC 0944Z 242DEG 60KT 3600 7876

$$

MWS
475 
WWUS52 KRAH 031003
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
503 AM EST SAT MAR 3 2012

NCC063-031013-
/O.CAN.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
DURHAM NC-
503 AM EST SAT MAR 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR DURHAM COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND 
THE WARNING IS NO LONGER IN EFFECT. 

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST 
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3632 7852 3617 7850 3609 7854 3602 7854
      3598 7844 3594 7840 3584 7843 3569 7896
      3586 7891 3587 7883 3593 7881 3592 7876
      3598 7871 3601 7870 3603 7875 3607 7875
      3614 7857
TIME...MOT...LOC 1003Z 247DEG 59KT 3592 7870

$$

NCC077-183-031015-
/O.CON.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
GRANVILLE NC-WAKE NC-
503 AM EST SAT MAR 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EST
FOR NORTHERN WAKE AND SOUTHERN GRANVILLE COUNTIES...

AT 501 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM.  THIS STORM WAS LOCATED NEAR RDU
INTERNATIONAL AIRPORT...OR 8 MILES NORTHWEST OF RALEIGH...MOVING
NORTHEAST AT 65 MPH.

HAZARDS IN THE WARNING INCLUDE...
DAMAGING WINDS IN EXCESS OF 58 MPH.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... NEW HOPE...FALLS
LAKE...PURNELL...WAKE FOREST AND ROLESVILLE.

IF YOU OBSERVED DAMAGING WINDS OR LARGE HAIL...PLEASE NOTIFY YOUR 
NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO 
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3632 7852 3617 7850 3609 7854 3602 7854
      3598 7844 3594 7840 3584 7843 3569 7896
      3586 7891 3587 7883 3593 7881 3592 7876
      3598 7871 3601 7870 3603 7875 3607 7875
      3614 7857
TIME...MOT...LOC 1003Z 247DEG 59KT 3592 7870

$$

MWS
374 
WWUS52 KRAH 031009
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
509 AM EST SAT MAR 3 2012

NCC077-031018-
/O.CAN.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
GRANVILLE NC-
509 AM EST SAT MAR 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GRANVILLE COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND 
THE WARNING IS NO LONGER IN EFFECT.

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3586 7873 3596 7869 3604 7860 3602 7854
      3598 7844 3594 7840 3584 7843 3584 7844
      3569 7896
TIME...MOT...LOC 1008Z 247DEG 59KT 3595 7860

$$

NCC183-031015-
/O.CON.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
WAKE NC-
509 AM EST SAT MAR 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EST
FOR NORTHERN WAKE COUNTY...

AT 505 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM.  THIS STORM WAS LOCATED NEAR FALLS
LAKE...OR 9 MILES NORTH OF RALEIGH...MOVING NORTHEAST AT 65 MPH.

HAZARDS IN THE WARNING INCLUDE...
DAMAGING WINDS IN EXCESS OF 58 MPH.

LOCATIONS IN THE PATH OF THE STORM INCLUDE... PURNELL...WAKE FOREST
AND ROLESVILLE.

IF YOU OBSERVED DAMAGING WINDS OR LARGE HAIL...PLEASE NOTIFY YOUR 
NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO 
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3586 7873 3596 7869 3604 7860 3602 7854
      3598 7844 3594 7840 3584 7843 3584 7844
      3569 7896
TIME...MOT...LOC 1008Z 247DEG 59KT 3595 7860

$$

MWS
645 
WWUS52 KRAH 031014
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
514 AM EST SAT MAR 3 2012

NCC183-031022-
/O.EXP.KRAH.SV.W.0016.000000T0000Z-120303T1015Z/
WAKE NC-
514 AM EST SAT MAR 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN WAKE COUNTY EXPIRES
AT 515 AM EST...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND THE WARNING 
WILL BE ALLOWED TO EXPIRE. 

RALEIGH-DURHAM INTERNATIONAL AIRPORT REPORTED A WIND GUST TO NEAR 40 
MPH AT 457 AM EST. 

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EST
SATURDAY MORNING FOR CENTRAL NORTH CAROLINA.

LAT...LON 3586 7873 3596 7869 3604 7860 3602 7854
      3598 7844 3594 7840 3584 7843 3584 7844
      3569 7896
TIME...MOT...LOC 1012Z 247DEG 59KT 3597 7852

$$

MWS

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Mar 3, 2:08 AM EST, 2 hours 8 minutes earlier.

Area forecast discussion, Mar 3, 2:08 AM EST, 2 hours 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RALEIGH NC
208 AM EST SAT MAR 3 2012

.SYNOPSIS...
A COLD FRONT WILL SWEEP EAST ACROSS THE REGION THIS MORNING. AN
AREA OF LOW PRESSURE IS EXPECTED TO DEVELOP ALONG THE FRONT NEAR THE
SOUTH CAROLINA COAST TONIGHT BEFORE MOVING OFFSHORE EARLY SUNDAY
MORNING. HIGH PRESSURE WILL BUILD INTO THE REGION SUNDAY THROUGH
EARLY NEXT WEEK.

&&

.NEAR TERM /THROUGH SATURDAY/...
AS OF 200 AM SATURDAY...

OVERVIEW:
AN AMPLIFYING UPPER LEVEL LOW OVER THE GREAT LAKES AT 06Z WILL TRACK
NORTHEAST INTO QUEBEC TODAY. AN ATTENDANT (AND IMPRESSIVE) SURFACE
LOW WILL CONTINUE TO DEEPEN AS IT TRACKS NORTHEAST THROUGH THE GREAT
LAKES INTO QUEBEC...WITH A MINIMUM CENTRAL PRESSURE BETWEEN 975-980
MB. AN ASSOCIATED COLD FRONT APPROACHING THE SOUTHERN APPALACHIANS
AT 06Z WILL PROGRESS EAST THROUGH CENTRAL NC BETWEEN 12-18Z TODAY...
THEN TEMPORARILY STALL ALONG OR JUST OFFSHORE THE CAROLINA COAST
TONIGHT AS AN AMPLIFYING UPPER LEVEL TROUGH PROGRESSES THROUGH THE
DEEP SOUTH INTO THE SOUTHEAST STATES. A WARM FRONT EXTENDING SW-NE
ROUGHLY FROM CHARLOTTE-RALEIGH-HENDERSON AT 06Z WILL SLOWLY PUSH
NORTHWARD INTO THE NORTHERN PIEDMONT THROUGH 12Z THIS MORNING...WITH
A COLD AIR DAMMING WEDGE LIKELY PERSISTING OVER THE FAR NW PIEDMONT
AND NC FOOTHILLS UNTIL THE COLD FRONT PUSHES INTO THE AREA FROM THE
WEST.

TEMPERATURES:
CHALLENGING TEMP FCST. COLD ADVECTION IN THE WAKE OF THE MORNING
COLD FRONTAL PASSAGE IS EXPECTED TO BE WEAK GIVEN THAT THE PARENT
LOW WILL BECOME INCREASINGLY SEPARATED FROM THE FRONT AT THIS
LATITUDE AND THAT THERE IS NO COLD SFC HIGH UPSTREAM OF THE AREA DUE
TO AN AMPLIFYING UPPER LEVEL TROUGH/PERSISTENT HEIGHT FALLS ALOFT
WEST OF THE MOUNTAINS. SO...COLD ADVECTION SHOULD BE INSUFFICIENT
FOR TEMPS TO FALL IN THE WAKE OF FROPA THIS MORNING/EARLY
AFTERNOON...NOT TO MENTION THE ARRIVAL OF THE COLDER SURFACE AIRMASS
WILL BE TEMPORARILY DELAYED BY THE MOUNTAINS. HOWEVER...EXPECT THAT
PRECIP ASSOC/W THE FRONT WILL BE ONGOING AS THE DRIER SURFACE
AIRMASS ADVECTS INTO THE AREA...AND FEEL THAT TEMPS WILL LIKELY FALL
INTO THE 50S VIA WETBULBING THIS MORNING. THIS AFTERNOON...TEMPS
SHOULD EVENTUALLY INCREASE SEVERAL DEGREES BACK INTO THE UPPER 50S
(PERHAPS LOWER 60S IN SOME LOCATIONS) IF SUFFICIENT INSOLATION IS
PRESENT IN THE WAKE OF THE FRONT DURING PEAK HEATING. WITH THIS IN
MIND...EXPECT HIGHS TODAY TO GENERALLY OCCUR PRIOR TO 15Z THIS
MORNING (LOWER/MID 60S).

PRECIP CHANCES:
EXPECT NEAR 100% CHANCES FOR SHOWERS/STORMS ALONG AND AHEAD OF THE
COLD FRONT PROGRESSING INTO THE AREA THIS MORNING. THE MOST LIKELY
TIME-FRAME FOR SHOWERS/STORMS WILL BE BETWEEN 09-18Z (4AM-1PM) AS
THE FRONT PROGRESSES THROUGH CENTRAL NC...ENDING FROM WEST-EAST
BETWEEN 12-18Z. PRECIPITATION CHANCES MAY LINGER INTO MID AFTERNOON
IN FAR EAST/SE PORTIONS OF THE AREA...HOWEVER...THE LATEST GUIDANCE
AND OBSERVATIONAL TRENDS SUGGEST THAT THE FRONT SHOULD PROGRESS JUST
OFFSHORE THE CAROLINA COAST BEFORE STRENGTHENING HEIGHT FALLS ALOFT
IN ADVANCE OF THE AMPLIFYING UPPER LEVEL TROUGH SLOW AND TEMPORARILY
STALL THE FRONT. AS A RESULT...EXPECT THAT PRECIP CHANCES SHOULD END
IN THE COASTAL PLAIN BY ~18Z.

SEVERE THREAT:
CONVECTION WAS ONGOING AT 06Z AHEAD OF THE FRONT OVER UPSTATE SC AND
SOUTHWEST NC. IN THE NEAR TERM...EXPECT AN INCREASING THREAT FOR
ISOLATED SEVERE STORMS IN THE WEST/SW PIEDMONT BETWEEN 06-08Z AND
THE SANDHILLS/TRIANGLE BY 08-10Z. 06Z SPC MESOANALYSIS INDICATED A
MARGINALLY UNSTABLE AIRMASS OVER CENTRAL NC...WITH MLCAPE VALUES
ALONG AND SOUTH OF THE WARM FRONT (WHERE TEMPS WERE IN THE MID 60S
AND DEWPOINTS IN THE UPPER 50S/LOWER 60S) IN THE 100-250 J/KG RANGE.
WIND SHEAR IS VERY STRONG THIS MORNING...WITH 0-6 KM BULK SHEAR
VALUES ~60 KNOTS...0-1 KM BULK SHEAR VALUES OF 40-50 KT...AND
EXTREME 0-1 KM SRH VALUES RANGING FROM 400-600 M2/S2...PARTICULARLY
IN VICINITY OF THE WARM FRONT BISECTING THE AREA SW-NE FROM
CHARLOTTE-RALEIGH-HENDERSON. FEEL THAT THE NEAR-TERM SEVERE THREAT
IS LOW DUE TO RELATIVELY WEAK FORCING CONSISTING OF SHALLOW
LOW-LEVEL CONVERGENCE ALONG THE WARM FRONT AND WEAK/BROAD H5 HEIGHT
FALLS. HOWEVER...LIGHTNING ACTIVITY PRESENT WITH CURRENT CONVECTIVE
ACTIVITY PROGRESSING THROUGH STANLY INTO RANDOLPH COUNTIES...WITH
ECHO TOPS IN THE 30-35 KFT RANGE...SUGGESTS SUFFICIENT INSTABILITY
AND FORCING ARE PRESENT TO INTERACT WITH AND SURVIVE THE STRONG
VERTICAL WIND SHEAR. WITH THE ABOVE IN MIND...EXPECT AT LEAST A
LOW-END THREAT FOR DAMAGING WINDS OR AN ISOLD TORNADO WITH ANY
LIGHTNING-PRODUCING CONVECTION OVER THE NEXT SEVERAL HOURS.

AS THE COLD FRONT PROGRESSES EAST OF THE MOUNTAINS INTO THE
FOOTHILLS AND WESTERN PIEDMONT BY 09-12Z...EXPECT THE SEVERE THREAT
IN THE NW PIEDMONT TO BE MINIMAL AND ELEVATED IN NATURE DUE TO THE
STABLE WEDGE AIRMASS LIKELY TO REMAIN LOCKED IN PLACE PRIOR TO
FROPA. FURTHER EAST...PRIMARILY EAST OF HIGHWAY 1 AND SOUTH OF
HIGHWAY 64...EXPECT A SEVERE THREAT ASSOC/W BROKEN LINE SEGMENTS
ALONG AND IMMEDIATELY AHEAD OF THE COLD FRONT BETWEEN ROUGHLY
12-15Z..WITH A PRIMARY THREAT OF DAMAGING WINDS OR AN ISOLD QLCS
TORNADO DUE TO THE CONTINUED PRESENCE OF STRONG LOW AND DEEP LAYER
SHEAR. THE SEVERE THREAT WILL END BY 15-17Z IN THE COASTAL PLAIN AS
THE LEADING EDGE OF THE FRONT PROGRESSES INTO EASTERN NC LEAVING A
CAPPED/STABLE AIRMASS IN ITS WAKE. -VINCENT

&&

.SHORT TERM /TONIGHT THROUGH MONDAY/...
AS OF 105 AM SATURDAY...

THE CONVECTIVE LINE THAT MOVES EAST ACROSS OUR REGION TO THE COAST
TODAY IS EXPECTED TO PUSH WELL OFFSHORE INTO THE GULF STREAM OR
BEYOND THIS EVENING. AN ADDITIONAL WAVE OF LOW PRESSURE IS EXPECTED
TO DEVELOP IN RESPONSE TO THE MID-UPPER HEIGHT FALLS WITH THE
APPROACH OF THE H5 TROUGH. HPC BELIEVES THAT THE OPERATIONAL MODELS
CONTINUE TO BE TOO FAR WEST (OR TOO CLOSE TO THE COAST) WITH THE
SURFACE WAVE DEVELOPMENT... AND AS NOTED IN LAST NIGHTS DISCUSSION
THIS WILL HAVE A SIGNIFICANT IMPACT ON THE RAINFALL FORECAST FOR
EASTERN NORTH CAROLINA TONIGHT INTO SUNDAY MORNING. ALMOST ALL
OPERATIONAL MODELS SPREAD SIGNIFICANT RAIN (0.25+ INCH) ALL THE WAY
BACK TO THE NORTH AND WEST INTO THE RDU AND ROANOKE RAPIDS AREAS
TONIGHT... WITH UP TO AN INCH FROM FAY TO RWI. IF THE MAIN
CONVECTIVE LINE MOVES OFFSHORE BY EARLY EVENING AND REMAINS STRONG
AS EXPECTED... THEN WE AGREE WITH HPC THAT THE OPERATIONAL MODELS
ARE TOO FAR WEST WITH THE DEVELOPMENT OF THE NEW WAVE OF LOW
PRESSURE. THE WAVE SHOULD FORM ON THE LEADING EDGE OF THE
INSTABILITY WHICH MAY BE WELL OUT IN THE GULF STREAM BY THAT TIME.
THEREFORE... WE WILL TRIM BACK QPF AND POP OVER THE PIEDMONT AND
SANDHILLS... AND GO WITH LIKELY POP ONLY OVER THE COASTAL PLAIN.
EVEN THERE... THE QPF SHOULD BE LIMITED AND MAY END UP BEING LESS
THAN 0.25 INCH. TO THE WEST AND NORTH... NO RAIN IS EXPECTED BUT THE
SKIES SHOULD REMAIN PARTLY TO MOSTLY CLOUDY. LOWS WILL BE MOSTLY IN
THE 40S WITH SOME UPPER 30S NW.

SUNDAY...THE CHANCE OF MORNING RAIN WILL BE CONFINED TO THE SE
COASTAL PLAIN... WITH GOOD DRYING BUILDING IN FROM THE WEST
THROUGHOUT THE DAY. DEW POINTS ARE FORECAST TO FALL RAPIDLY INTO THE
20S WITH A DEEP WEST TO NORTHWEST FLOW AT 10-20 MPH WITH GUSTS TO 25
MPH. EXPECT PARTLY SUNNY SKIES ALL AREAS BY AFTERNOON. HIGHS SHOULD
TOP MOS GUIDANCE BY A FEW DEGREES GIVEN THE EXPECTED MORE ROBUST
DRYING TREND THAN THE OPS MODELS CURRENTLY DISPLAY. HIGHS SHOULD
REACH THE MID TO UPPER 50S. TOTAL SOLID CLEARING IN THE EAST AND
SOUTH SHOULD BE HARD TO COME BY DUE TO THE PROXIMITY OF THE SW TO NE
UPPER JET JUST TO OUR SE... AND THE PLENTIFUL UPPER LEVEL
MOISTURE.

FOR SUNDAY NIGHT/MONDAY: MODELS CONTINUE TO SHOW A VIGOROUS CLIPPER
SHORTWAVE MOVING FROM THE UPPER MIDWEST AND DIVING SE ACROSS THE
MID-ATLANTIC STATES MONDAY. THE TRENDS OF THE MODELS APPEAR TO HAVE
CURRENTLY SETTLED IN A TRACK NEAR THE NC/VA BORDER. THIS WOULD STILL
BE TOO FAR NORTH OF OUR REGION TO BRING ANY THREAT OF EVEN AN LOW
IMPACT WINTERY PRECIPITATION EVENT. SINCE THE STRENGTH AND TRACK OF
THIS CLIPPER WILL ULTIMATELY DETERMINE IF WE WILL BE ON THE WARM OR
COOL SIDE OF THE SYSTEM... WE WILL CONTINUE TO HEDGE ON THE WARM
SIDE GIVEN THE MODELS BIAS IN BEING A BIT TOO STRONG/TOO FAR SOUTH
WITH THESE CLIPPERS MORE THAN 2-3 DAYS OUT. WE WILL NOT MAKE ANY
CHANCES TO THE FORECAST FOR MONDAY WITH ONLY A SLIGHT CHANCE OF RAIN
SHOWERS AND HIGHS AT LEAST IN THE MID 40S TO MID 50S N TO S. QPF
SHOULD REMAIN INSIGNIFICANT (LESS THAN 0.10 OF AN INCH).

SENSIBLE WEATHER... PARTLY CLOUDY/PARTLY SUNNY SUNDAY NIGHT/MONDAY.
LOWS IN THE 30S. HIGHS 45-55.

&&

.LONG TERM /MONDAY NIGHT THROUGH FRIDAY/...
AS OF 120 AM SATURDAY...

A LONGWAVE TROUGH IS FORECAST TO DEVELOP OVER THE WESTERN UNITED
STATES WITH CORRESPONDING UPPER RIDGING TO DEVELOP OVER THE
SOUTHEASTERN UNITED STATES. THIS WILL MEAN A DRY PATTERN FOR MUCH OF
THE WEEK FOR NC. WE SHOULD START CHILLY AS A STRONG (1035+ MB)
SURFACE HIGH IS FORECAST TO BUILD INTO THE REGION FROM THE TENNESSEE
VALLEY MONDAY NIGHT AND TUESDAY. THE HIGH IS FORECAST TO SLOWLY MOVE
OFFSHORE WEDNESDAY. HOWEVER... UPPER RIDGING WILL HOLD TIGHT KEEPING
STRONG SURFACE RIDGING BACK ACROSS THE SE STATES FROM OFF THE
ATLANTIC WELL INTO THE LATTER HALF OF THE WEEK. THERE WILL BE
MODERATION IN TEMPERATURES BY THURSDAY AND FRIDAY.

SENSIBLE WEATHER... CLEARING AND COLD MONDAY NIGHT WITH LOWS IN THE
MID TO UPPER 20S. SUNNY/CLEAR/SUNNY TUESDAY, TUESDAY NIGHT, AND
WEDNESDAY. CONTINUED CHILLY. HIGHS TUESDAY 50-55. LOWS 25-32
WEDNESDAY, WITH HIGHS 55-60.

THURSDAY AND FRIDAY... MOSTLY CLEAR TO PARTLY CLOUDY. LOWS IN THE
MID 30S TO LOWER 40S. HIGHS IN THE 60S EXCEPT SOME LOWER 70S FRIDAY.

&&

.AVIATION /06Z SATURDAY THROUGH WEDNESDAY/...
AS OF 130 AM SATURDAY...

THE WARM SECTOR AND ASSOCIATED VFR CONDITIONS AND INCREASINGLY
BREEZY SSW SURFACE WIND HAS EXPANDED ACROSS ALL CENTRAL NC TERMINALS
EXCEPT KGSO/KINT THIS MORNING...AND THOSE SITES ARE APT TO REMAIN
LOCKED IN THE LOW OVERCAST WITH ONLY TEMPORARY IMPROVEMENTS IN
SHOWERS...WHOSE RAINDROPS WILL SWEEP OUT THE LOW CLOUD AND FOG
DROPLETS...THROUGH 09-10Z. MORE APPRECIABLE CEILING AND PARTICULARLY
VISIBILITY IMPROVEMENTS WILL OCCUR WITH THE PASSAGE OF A STRONG COLD
FRONT THROUGH THE TRIAD BETWEEN 11-14Z. ELSEWHERE AT
KRDU/KFAY/KRWI...VFR CONDITIONS WILL HOLD UNTIL SHOWERS AND ISOLATED
THUNDERSTORMS -- AND ASSOCIATED SUB-VFR CONDITIONS -- AFFECT THOSE
LOCATIONS FROM WEST TO EAST BETWEEN 08-15Z. A 2-4 HOUR PERIOD OF
MVFR CONDITIONS AND LIGHT RAIN WILL THEN OCCUR BEHIND THE FRONT AT
ALL CENTRAL NC TAF SITES...WITH AN ACCOMPANYING ABRUPT SHIFT OF THE
SURFACE WINDS TO NORTHWEST WITH THE FRONTAL PASSAGE...WITH SOME
INITIAL GUSTINESS BEFORE SUBSIDING THROUGHOUT THE AFTERNOON HOURS.
PERIODS OF VFR CEILINGS BETWEEN 4 AND 12 THOUSAND FT WILL THEN OCCUR
THROUGH THE REMAINDER OF THE TAF PERIOD...THOUGH LIGHT RAIN AND
ASSOCIATED MVFR CONDITIONS WILL LIKELY REDEVELOP MAINLY FROM KRDU
EASTWARD TO KRWI AND KFAY TOWARD THE END OF...AND ESPECIALLY JUST
AFTER...THE 06Z TAF PERIOD...IN RESPONSE TO SECONDARY LOW PRESSURE
DEVELOPMENT JUST OFFSHORE THE EAST COAST.

LOOKING AHEAD: THE THREAT OF LIGHT RAIN AND MVFR CONDITIONS WILL
CONTINUE OVER PORTIONS OF CENTRAL AND ESPECIALLY EASTERN NC (MAINLY
FROM KRDU EASTWARD TO KFAY/KRWI) INTO EARLY SUNDAY. OTHERWISE...THE
PASSAGE OF A COUPLE OF UPPER LEVEL DISTURBANCES WILL RESULT IN
SCATTERED SPRINKLES OR RAIN SHOWERS...SOME OF WHICH COULD MIX WITH A
FEW WET SNOW FLAKES AT KRDU AND MORE SO KINT/KGSO...SUNDAY AFTERNOON
AND AGAIN ON MONDAY. BREEZY WEST TO NORTHWEST WINDS WILL ALSO OCCUR
BOTH DAYS.

&&

.FIRE WEATHER...
AS OF 130 AM SATURDAY...

WNW WINDS AT 10-20 MPH WITH GUSTS TO 25 MPH WILL COMBINE WITH
MINIMUM RELATIVE HUMIDITIES IN THE 25-30 PERCENT RANGE SUNDAY
AFTERNOON. CHILLY TEMPERATURES IN THE 50S ARE EXPECTED. THE COOL
TEMPERATURES ALONG WITH RECENT RAIN SHOULD KEEP FIRE WEATHER
CONCERNS DOWN. WE WILL CLOSELY MONITOR THE RAIN THAT FALLS WITH THIS
EVENT WHICH WILL ULTIMATELY BE A DETERMINING FACTOR IN WHETHER AN
ENHANCED FIRE DANGER STATEMENT WILL BE NEEDED SUNDAY.

&&

.RAH WATCHES/WARNINGS/ADVISORIES...
DENSE FOG ADVISORY UNTIL 2 AM EST EARLY THIS MORNING FOR
NCZ007-008-021>025-038>040.

&&

SYNOPSIS...VINCENT
NEAR TERM...VINCENT
SHORT TERM...BADGETT
LONG TERM...BADGETT
AVIATION...MWS
FIRE WEATHER...BADGETT
Hazardous weather outlook, Mar 3, 12:09 AM EST, 4 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE RALEIGH NC
1209 AM EST SAT MAR 3 2012

NCZ007-021>025-038>040-040515-
PERSON-FORSYTH-GUILFORD-ALAMANCE-ORANGE-DURHAM-DAVIDSON-RANDOLPH-
CHATHAM-
1209 AM EST SAT MAR 3 2012

...DENSE FOG ADVISORY IN EFFECT UNTIL 2 AM EST SATURDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH 9 AM THIS MORNING.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   DENSE FOG ADVISORY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS MORNING. A
COLD FRONT WILL PROGRESS EAST FROM THE MOUNTAINS INTO THE
NORTH CAROLINA PIEDMONT BETWEEN 3 AM AND 9 AM. SHOWERS AND
THUNDERSTORMS ARE EXPECTED ALONG AND AHEAD OF THE COLD FRONT. ANY
STORMS THAT DEVELOP COULD BECOME SEVERE...WITH A PRIMARY THREAT OF
DAMAGING WINDS OR AN ISOLATED TORNADO.

.DAYS TWO THROUGH SEVEN...THIS AFTERNOON THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS MORNING. SPOTTERS
SHOULD STAY TUNED AND REPORT ANY SEVERE WEATHER TO THE NATIONAL
WEATHER SERVICE.

NCZ009>011-026>028-041>043-073>078-083>086-088-089-040515-
VANCE-WARREN-HALIFAX-FRANKLIN-NASH-EDGECOMBE-WAKE-JOHNSTON-WILSON-
STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON-RICHMOND-SCOTLAND-
HOKE-CUMBERLAND-SAMPSON-
1209 AM EST SAT MAR 3 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH NOON TODAY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS MORNING. A
COLD FRONT WILL PROGRESS EAST FROM THE MOUNTAINS INTO CENTRAL
NORTH CAROLINA BETWEEN 3 AM AND NOON. SHOWERS AND THUNDERSTORMS
ARE EXPECTED ALONG AND AHEAD OF THE COLD FRONT. ANY STORMS THAT
DEVELOP COULD BECOME SEVERE...WITH A PRIMARY THREAT OF DAMAGING
WINDS OR AN ISOLATED TORNADO. THE THREAT FOR SEVERE WEATHER WILL
BE HIGHEST BETWEEN 3 AM AND 9 AM WEST OF HIGHWAY 1...AND BETWEEN 6
AM AND NOON EAST OF HIGHWAY 1.

.DAYS TWO THROUGH SEVEN...THIS AFTERNOON THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS MORNING. SPOTTERS
SHOULD STAY TUNED AND REPORT ANY SEVERE WEATHER TO THE NATIONAL
WEATHER SERVICE.

NCZ008-040515-
GRANVILLE-
1209 AM EST SAT MAR 3 2012

...DENSE FOG ADVISORY IN EFFECT UNTIL 2 AM EST SATURDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH NOON TODAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   DENSE FOG ADVISORY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS MORNING. A
COLD FRONT WILL PROGRESS EAST FROM THE MOUNTAINS INTO CENTRAL
NORTH CAROLINA BETWEEN 3 AM AND NOON. SHOWERS AND THUNDERSTORMS
ARE EXPECTED ALONG AND AHEAD OF THE COLD FRONT. ANY STORMS THAT
DEVELOP COULD BECOME SEVERE...WITH A PRIMARY THREAT OF DAMAGING
WINDS OR AN ISOLATED TORNADO. THE THREAT FOR SEVERE WEATHER WILL
BE HIGHEST BETWEEN 3 AM AND 9 AM WEST OF HIGHWAY 1...AND BETWEEN 6
AM AND NOON EAST OF HIGHWAY 1.

.DAYS TWO THROUGH SEVEN...THIS AFTERNOON THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS MORNING. SPOTTERS
SHOULD STAY TUNED AND REPORT ANY SEVERE WEATHER TO THE NATIONAL
WEATHER SERVICE.

VINCENT

In the hours before

Special weather statement, Mar 3, 1:39 AM EST, 2 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
139 AM EST SAT MAR 3 2012

NCZ038-039-073-074-030730-
DAVIDSON-MONTGOMERY-RANDOLPH-STANLY-
139 AM EST SAT MAR 3 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS STANLY...RANDOLPH...
MONTGOMERY AND DAVIDSON COUNTIES THROUGH 230 AM EST...

AT 139 AM EST...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
PLYLER...OR ABOUT 7 MILES NORTHWEST OF ALBEMARLE...MOVING NORTHEAST
AT 65 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...NEWSOM...BADIN
LAKE...NEW HOPE...ULAH...RAMSEUR...STALEY.

HAZARDS INCLUDE...
GUSTY WINDS UP TO 45 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. WINDS OF THIS
MAGNITUDE ARE CAPABLE OF KNOCKING DOWN TREE LIMBS AND BLOWING AROUND
TRASH CANS...POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR
OBJECTS.

&&

LAT...LON 3551 8029 3551 8019 3561 8024 3591 7968
      3590 7955 3551 7956 3551 7976 3539 7974
      3520 8034 3538 8038
TIME...MOT...LOC 0639Z 243DEG 58KT 3542 8027

VINCENT
Special weather statement, Mar 3, 2:56 AM EST, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
256 AM EST SAT MAR 3 2012

NCZ023>025-040>042-076-077-030845-
ALAMANCE-CHATHAM-DURHAM-HARNETT-JOHNSTON-LEE-ORANGE-WAKE-
256 AM EST SAT MAR 3 2012

...A CLUSTER OF STRONG THUNDERSTORMS WILL MOVE RAPIDLY NORTHEAST
ACROSS EASTERN CHATHAM... WAKE... SOUTHERN DURHAM... AND FRANKLIN
COUNTIES THROUGH 330 AM...

AT 251 AM EST...DOPPLER RADAR INDICATED A CLUSTER OF STRONG
THUNDERSTORMS FROM MONCURE TO PITTSBORO... OVER EASTERN CHATHAM
COUNTY... MOVING EAST AT NORTHEAST AT 55 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...APEX... CARY...
RALEIGH... WAKE FOREST... RDU INTERNATIONAL AIRPORT...
MORRISVILLE... KNIGHTDALE...NEW HOPE...WENDELL.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.
OCCASIONAL LIGHTNING.
VERY HEAVY RAIN FOR 15 TO 20 MINUTES.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND TREE LIMBS. STAY AWAY FROM
WINDOWS.
&&

LAT...LON 3612 7880 3609 7881 3607 7879 3608 7873
      3582 7826 3576 7824 3544 7914 3584 7937
      3624 7907 3624 7903
TIME...MOT...LOC 0751Z 252DEG 52KT 3573 7875

BADGETT
Special weather statement, Mar 3, 3:12 AM EST, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
312 AM EST SAT MAR 3 2012

NCZ038-039-074-030915-
DAVIDSON-MONTGOMERY-RANDOLPH-
312 AM EST SAT MAR 3 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS RANDOLPH...NORTHWESTERN
MONTGOMERY AND EXTREME SOUTHERN DAVIDSON COUNTIES THROUGH 415 AM
EST...

AT 311 AM EST...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 10
MILES SOUTHWEST OF NEWSOM...OR ABOUT 6 MILES NORTHWEST OF
ALBEMARLE...MOVING NORTHEAST AT 55 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...ELDORADO...NEW
HOPE...SEAGROVE...AND...ULAH...COLERIDGE...AND...RAMSEUR.

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

DOPPLER RADAR INDICATES ROTATION WITH THIS STORM. SHOULD THE STORM
ROTATION CONTINUE A WARNING MAY NEED TO BE ISSUED.

&&

LAT...LON 3580 7960 3569 7954 3555 7955 3551 7967
      3551 7976 3548 7978 3538 8006 3540 8009
      3546 8011 3548 8018 3554 8020
TIME...MOT...LOC 0811Z 245DEG 46KT 3545 8018

MWS
Special weather statement, Mar 3, 3:28 AM EST, 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
328 AM EST SAT MAR 3 2012

NCZ010-011-026>028-030915-
EDGECOMBE-FRANKLIN-HALIFAX-NASH-WARREN-
328 AM EST SAT MAR 3 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS NASH...WARREN...HALIFAX...
FRANKLIN AND EDGECOMBE COUNTIES THROUGH 415 AM EST...

AT 328 AM EST...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
BUNN...OR ABOUT 10 MILES SOUTH OF LOUISBURG...MOVING NORTHEAST AT 65
MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...CASTALIA...RED OAK...
AND...AVENTON...GLENVIEW...AND...WHITAKERS...ENFIELD...AND...
WHITAKERS.

HAZARDS INCLUDE...
GUSTY WINDS UP TO 45 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.
HEAVY RAINFALL AND MINOR FLOODING.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. WINDS OF THIS
MAGNITUDE ARE CAPABLE OF KNOCKING DOWN TREE LIMBS AND BLOWING AROUND
TRASH CANS...POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR
OBJECTS.

&&

LAT...LON 3643 7766 3606 7741 3581 7822 3608 7837
TIME...MOT...LOC 0828Z 244DEG 57KT 3600 7817

VINCENT
Special weather statement, Mar 3, 3:45 AM EST, 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
345 AM EST SAT MAR 3 2012

NCZ073-074-083-084-030930-
ANSON-MONTGOMERY-RICHMOND-STANLY-
345 AM EST SAT MAR 3 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS STANLY...RICHMOND...
MONTGOMERY AND ANSON COUNTIES THROUGH 430 AM EST...

AT 345 AM EST...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES
SOUTH OF STANFIELD...OR ABOUT 14 MILES NORTHEAST OF MONROE...MOVING
EAST AT 60 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...OAKBORO...NORWOOD...
MOUNT GILEAD...PEKIN...TROY...BISCOE...AND...CANDOR.

HAZARDS INCLUDE...
GUSTY WINDS UP TO 45 MPH.
HEAVY RAINFALL AND MINOR FLOODING.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. WINDS OF THIS
MAGNITUDE ARE CAPABLE OF KNOCKING DOWN TREE LIMBS AND BLOWING AROUND
TRASH CANS...POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR
OBJECTS.

&&

LAT...LON 3534 8041 3541 7974 3527 7971 3524 7967
      3519 7965 3517 7961 3502 7963 3499 7996
      3500 8029 3519 8029 3516 8035 3517 8037
      3516 8046 3520 8051
TIME...MOT...LOC 0845Z 251DEG 54KT 3518 8036

VINCENT
Local storm report, Mar 3, 4:11 AM EST, 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
411 AM EST SAT MAR 03 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0340 AM     TSTM WND DMG     2 NW SEAGROVE           35.56N  79.79W
03/03/2012                   RANDOLPH           NC   EMERGENCY MNGR

            TREE DOWN ON A HOME ON EMMANUEL CHURCH ROAD IN
            SEAGROVE. REPORT RELAYED BY EMERGENCY MANAGER. TIME
            ESTIMATED BY RADAR.

&&

EVENT NUMBER RAH1200096

VINCENT

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 7:52 PM ESTDense Fog AdvisoryRAHAlamance, Anson, Chatham, Davidson, Durham, Forsyth and 11 more6 hr
Mar 3, 1:39 AM ESTSpecial Weather StatementRAHRandolph, Stanly51 min
Mar 3, 2:40 AM ESTTornado WarningRAHStanly50 min
Mar 3, 2:56 AM ESTSpecial Weather StatementRAHChatham, Durham, Orange, Wake49 min
Mar 3, 3:12 AM ESTSpecial Weather StatementRAHRandolph63 min
Mar 3, 3:28 AM ESTSpecial Weather StatementRAHFranklin, Halifax, Nash47 min
Mar 3, 3:33 AM ESTSevere Thunderstorm WarningRAHChatham, Randolph57 min
Mar 3, 3:45 AM ESTSpecial Weather StatementRAHMontgomery, Stanly45 min
Mar 3, 4:25 AM ESTSpecial Weather StatementRAHAnson, Richmond50 min
Mar 3, 4:31 AM ESTSpecial Weather StatementRAHHarnett, Lee, Moore44 min
Mar 3, 4:42 AM ESTAreal Flood AdvisoryRAHDurham, Granville, Orange, Person3 hr
Mar 3, 4:43 AM ESTSpecial Weather StatementRAHMoore47 min
Mar 3, 5:01 AM ESTSpecial Weather StatementRAHFranklin, Halifax59 min
Mar 3, 6:04 AM ESTSpecial Weather StatementRAHHoke, Richmond, Scotland41 min
Mar 3, 6:38 AM ESTSpecial Weather StatementRAHCumberland, Sampson52 min
Mar 3, 7:33 AM ESTSpecial Weather StatementRAHSampson27 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.