Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

March 21, 2012Cumberland County, North Carolina

NWS Raleigh, NC issued this special weather statement at Mar 21, 2012, 8:04 PM EDT for Cumberland County, North Carolina. It was in force for 26 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
Mar 21, 2012, 8:04 PM EDT (00:04 UTC)
Expired
Mar 21, 2012, 8:30 PM EDT
In force
26 min
Issued by
NWS Raleigh, NC

County Cumberland County, NC

The radar

The Raleigh/Durham radar (KRAX), 56 km from the middle of the area, began a volume at 00:07 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

Roanoke, VA (KRNK), launched 00:00Z, 0.1 hours before the alert went out and 237 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, Roanoke, VA at 00:00Z on 2012-03-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 160 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, Roanoke, VA at 00:00Z on 2012-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 square meters per square second.19395878Sfc1 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
160 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1322 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
50 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 Mar 21, 7:51 PM EDT, 13 minutes earlier.

Area forecast discussion, Mar 21, 7:51 PM EDT, 13 minutes before
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Hazardous weather outlook, Mar 21, 4:08 PM EDT, 3 hours 56 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
408 PM EDT WED MAR 21 2012

NCZ007>011-021>028-038>043-073>078-083>086-088-089-222015-
PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE-
ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM-WAKE-
JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON-
RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
408 PM EDT WED MAR 21 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH TONIGHT.

ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE THIS
AFTERNOON THROUGH EARLY EVENING...MAINLY OVER THE NORTH CAROLINA
COASTAL PLAIN.  THE STRONGER STORMS WILL PRODUCE HAIL UP TO THE
SIZE OF QUARTERS. THE STORMS WILL BE SLOW MOVING DUE TO LIGHT
WINDS ALOFT. THIS MAY LEAD TO MINOR FLOODING PROBLEMS...ESPECIALLY
IN URBANIZED AREAS.

AREAS OF DENSE FOG WILL THEN BE POSSIBLE LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THERE IS A RISK FOR SEVERE THUNDERSTORMS SATURDAY AND SATURDAY
NIGHT.

In the hours before

Special weather statement, Mar 21, 2:49 PM EDT, 5 hours 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
249 PM EDT WED MAR 21 2012

NCZ010-211930-
WARREN-
249 PM EDT WED MAR 21 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS WARREN COUNTY THROUGH 330
PM EDT...

AT 248 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 6 MILES
EAST OF MACON...OR ABOUT 9 MILES EAST OF WARRENTON... DRIFTING
TOWARD THE NORTHWEST AT 10 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...MACON...WARRENTON.

HAZARDS INCLUDE...
HALF INCH DIAMETER HAIL.

THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 226 AND 229.

IF YOU ARE IN THE PATH OF THIS STORM... SEEK SHELTER IN A NEARBY
BUILDING OR VEHICLE.

&&

LAT...LON 3631 7825 3651 7829 3652 7791 3631 7794
TIME...MOT...LOC 1848Z 082DEG 8KT 3641 7799

GIH
Special weather statement, Mar 21, 4:24 PM EDT, 3 hours 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
424 PM EDT WED MAR 21 2012

NCZ078-212115-
WAYNE-
424 PM EDT WED MAR 21 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS SOUTHERN WAYNE COUNTY
THROUGH 515 PM...

AT 423 PM...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 7 MILES
SOUTHEAST OF BROGDEN...OR ABOUT 7 MILES EAST OF MOUNT OLIVE...MOVING
TOWARD THE NORTHWEST AT 10 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE... ELROY... BROGDEN...
GOLDSBORO... AND MAR-MAC.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
GUSTY WINDS AROUND 30 MPH.
HEAVY RAINFALL AND MINOR FLOODING.

DON'T WAIT UNTIL YOU SEE THE FIRST LIGHTNING FLASH BEFORE HEADING TO
SAFETY. MOVE INDOORS AT THE FIRST SIGN OF THREATENING SKIES OR THE
FIRST SOUND OF THUNDER. MAKE SURE THAT LIGHTNING IS WELL AWAY FROM
YOUR LOCATION BEFORE RESUMING OUTDOOR ACTIVITY.

&&

LAT...LON 3516 7796 3519 7801 3518 7806 3519 7816
      3521 7817 3521 7819 3528 7822 3535 7817
      3535 7816 3536 7816 3547 7809 3538 7783
      3526 7783
TIME...MOT...LOC 2023Z 134DEG 10KT 3523 7794

GIH
Special weather statement, Mar 21, 4:57 PM EDT, 3 hours 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
457 PM EDT WED MAR 21 2012

NCZ042-078-089-212145-
JOHNSTON-SAMPSON-WAYNE-
457 PM EDT WED MAR 21 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS NORTHERN SAMPSON...
SOUTHERN WAYNE... AND SOUTHERN JOHNSTON COUNTIES THROUGH 545 PM...

AT 455 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
GRANTHAM...OR ABOUT 9 MILES NORTHWEST OF MOUNT OLIVE...MOVING TOWARD
THE NORTHWEST AT 10 MPH. OTHER STRONG STORMS EXTENDED FROM WALNUT
CREEK AND SEVEN SPRINGS WESTWARD TO NEWTON GROVE AND AREAS NEAR
BENSON.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE... GRANTHAM...
MAR-MAC... GOLDSBORO... AND NEWTON GROVE.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.
HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES INTERSTATE 40 BETWEEN EXITS 328 AND 348... AND
INTERSTATE 95 BETWEEN EXITS 79 AND 81.

DON'T WAIT UNTIL YOU SEE THE FIRST LIGHTNING FLASH BEFORE HEADING TO
SAFETY. MOVE INDOORS AT THE FIRST SIGN OF THREATENING SKIES OR THE
FIRST SOUND OF THUNDER. MAKE SURE THAT LIGHTNING IS WELL AWAY FROM
YOUR LOCATION BEFORE RESUMING OUTDOOR ACTIVITY.

&&

LAT...LON 3534 7782 3517 7784 3516 7798 3519 7801
      3519 7805 3517 7807 3518 7816 3515 7816
      3514 7856 3531 7855 3533 7853 3535 7855
      3541 7854 3546 7782 3537 7780
TIME...MOT...LOC 2055Z 128DEG 7KT 3528 7821

GIH
Special weather statement, Mar 21, 6:19 PM EDT, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
619 PM EDT WED MAR 21 2012

NCZ083>086-088-212315-
ANSON-CUMBERLAND-HOKE-RICHMOND-SCOTLAND-
619 PM EDT WED MAR 21 2012

...THUNDERSTORMS WITH HEAVY RAIN WILL DEVELOP NORTHWESTWARD ACROSS
SCOTLAND... RICHMOND...CUMBERLAND...ANSON AND HOKE COUNTIES THROUGH
715 PM EDT...

AT 616 PM EDT...DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS WITH
HEAVY RAIN ALONG A LINE EXTENDING FROM FORT BRAGG TO RAEFORD TO 8
MILES SOUTH OF ROCKINGHAM...MOVING NORTHWEST AT 5 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...FORT BRAGG...
MCFARLAN...AND...HAMLET...DOBBINS HEIGHTS...EAST ROCKINGHAM...AND...
MORVEN.

HAZARDS INCLUDE...
HEAVY RAINFALL AND MINOR FLOODING.

THESE STORMS WILL PRODUCE HEAVY RAINFALL ON THE ORDER OF ONE TO TWO
INCHES IN THE NEXT HOUR...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 3475 7961 3480 7968 3481 8005 3493 8015
      3507 7958 3506 7948 3504 7946 3516 7934
      3521 7924 3517 7912 3519 7909 3520 7904
      3505 7891 3483 7932 3483 7934 3481 7936
TIME...MOT...LOC 2216Z 146DEG 6KT 3508 7907 3489 7942
          3477 7990

MWS
Special weather statement, Mar 21, 7:30 PM EDT, 34 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
730 PM EDT WED MAR 21 2012

NCZ042-077-089-220030-
HARNETT-JOHNSTON-SAMPSON-
730 PM EDT WED MAR 21 2012

...STRONG THUNDERSTORMS WILL AFFECT NORTHERN SAMPSON...HARNETT
AND SOUTHERN JOHNSTON COUNTIES THROUGH 830 PM EDT...

AT 729 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEWTON GROVE TO ERWIN...OR
ALONG A LINE EXTENDING FROM 17 MILES SOUTH OF SMITHFIELD TO 11 MILES
SOUTHEAST OF LILLINGTON...STATIONARY.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...SPIVEY'S CORNER...
AND...NEWTON GROVE.

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

HEAVY RAINFALL AND MINOR FLOODING.

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 3523 7862 3525 7862 3527 7872 3526 7875
      3532 7881 3535 7861 3535 7857 3532 7842
      3529 7832 3524 7826 3522 7822 3522 7850
TIME...MOT...LOC 2329Z 289DEG 1KT 3526 7843 3528 7870

MWS

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 21, 8:20 PM EDTAreal Flood AdvisoryRAHCumberland, Harnett, Johnston, Sampson3 hr

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.