Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

July 9, 2012Halifax County, North Carolina

NWS Raleigh, NC issued this special weather statement at Jul 9, 2012, 1:47 AM EDT for Halifax County, North Carolina. It was in force for 58 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: Jul 9, 2012, 1:47 AM EDT (05:47 UTC)
Expired: Jul 9, 2012, 2:45 AM EDT
In force: 58 min
Issued by: NWS Raleigh, NC

County Halifax County, NC

The radar

The Norfolk radar (KAKQ), 99 km from the middle of the area, began a volume at 05:46 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, 5.8 hours before the alert went out and 209 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: 1020 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 1938 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 56 m²/s²
0-3 km storm-relative helicity: 44 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

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 Jul 9, 1:45 AM EDT, 2 minutes earlier.

Area forecast discussion, Jul 9, 1:45 AM EDT, 2 minutes before

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Hazardous weather outlook, Jul 8, 9:12 PM EDT, 4 hours 35 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
912 PM EDT SUN JUL 8 2012

NCZ007>011-021>028-038>041-043-091000-
PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE-
ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM-WAKE-
WILSON-
912 PM EDT SUN JUL 8 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH TONIGHT.

ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE THROUGH 2 AM.
THE MAIN SEVERE WEATHER HAZARD SWILL BE LOCALLY DAMAGING
WINDS AND FREQUENT OR CONTINUOUS CLOUD TO GROUND LIGHTNING.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

A COLD FRONT WILL SETTLE INTO THE AREA ON MONDAY... THEN PERSIST
OVER CENTRAL NC THROUGH MUCH OF THE WORK WEEK. STRONG TO SEVERE
THUNDERSTORMS ARE POSSIBLE ON MONDAY... WITH A PRIMARY THREAT OF
DAMAGING WIND GUSTS AS WELL AS LARGE HAIL. IN ADDITION... THE
FREQUENCY AND DURATION OF SHOWERS AND STORMS WILL RESULT IN A
THREAT OF HEAVY AND POTENTIALLY FLOODING RAINFALL THROUGHOUT THE
UPCOMING WEEK.

NCZ042-073>078-083>086-088-089-091000-
JOHNSTON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON-RICHMOND-
SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
912 PM EDT SUN JUL 8 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

A COLD FRONT WILL SETTLE INTO THE AREA ON MONDAY... THEN PERSIST
OVER CENTRAL NC THROUGH MUCH OF THE WORK WEEK. STRONG TO SEVERE
THUNDERSTORMS ARE POSSIBLE ON MONDAY... WITH A PRIMARY THREAT OF
DAMAGING WIND GUSTS AS WELL AS LARGE HAIL. IN ADDITION... THE
FREQUENCY AND DURATION OF SHOWERS AND STORMS WILL RESULT IN A
THREAT OF HEAVY AND POTENTIALLY FLOODING RAINFALL THROUGHOUT THE
UPCOMING WEEK.

In the hours before

Special weather statement, Jul 8, 9:10 PM EDT, 4 hours 37 minutes before

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Special weather statement, Jul 8, 11:45 PM EDT, 2 hours 2 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1145 PM EDT SUN JUL 8 2012

NCZ010-011-026-027-090445-
FRANKLIN-HALIFAX-NASH-WARREN-
1145 PM EDT SUN JUL 8 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS NASH...WARREN...HALIFAX AND
FRANKLIN COUNTIES THROUGH 1245 AM EDT...

AT 1144 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
WARRENTON...MOVING EAST AT 10 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...ARCOLA...LAKE
GASTON...LITTLETON...AND AIRLIE.

HAZARDS INCLUDE...
PEA SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.
HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 223 AND 233.

THIS INCLUDES INTERSTATE 95 BETWEEN EXITS 138 AND 173.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF BLOWING AROUND LIGHT OUTDOOR OBJECTS.

&&

LAT...LON 3651 7788 3648 7776 3649 7764 3645 7762
      3641 7754 3638 7754 3615 7770 3595 7780
      3613 7852 3618 7849 3616 7842 3623 7838
      3623 7834 3630 7828 3655 7832 3655 7790
TIME...MOT...LOC 0344Z 275DEG 8KT 3637 7808

10

Special weather statement, Jul 9, 1:18 AM EDT, 29 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
118 AM EDT MON JUL 9 2012

NCZ040-076-090600-
CHATHAM-LEE-
118 AM EDT MON JUL 9 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS LEE AND CHATHAM COUNTIES
THROUGH 200 AM EDT...

AT 117 AM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
CUMNOCK...OR ABOUT 8 MILES SOUTH OF PITTSBORO...MOVING SOUTHEAST AT 5
MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE... CUMNOCK...
MONCURE... AND SANFORD.

HAZARDS INCLUDE...
PEA SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.

THESE STRONG WINDS ARE CAPABLE OF KNOCKING DOWN SMALL TREES AND
BRANCHES AND BLOWING AROUND TRASH CANS...POTTED PLANTS...LAWN
FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

&&

LAT...LON 3580 7907 3562 7899 3561 7899 3561 7898
      3555 7895 3544 7905 3531 7919 3564 7942
TIME...MOT...LOC 0517Z 325DEG 6KT 3560 7919

GIH

Special weather statement, Jul 9, 1:47 AM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
147 AM EDT MON JUL 9 2012

NCZ011-028-090645-
EDGECOMBE-HALIFAX-
147 AM EDT MON JUL 9 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS HALIFAX AND EDGECOMBE
COUNTIES THROUGH 245 AM EDT...

AT 146 AM EDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS 5 MILES
EAST OF ENFIELD...OR ABOUT 12 MILES SOUTH OF HALIFAX...MOVING EAST AT
15 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE TILLERY...ENFIELD...
HALIFAX...SCOTLAND NECK.

HAZARDS INCLUDE...
PEA SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.

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 3608 7731 3600 7740 3594 7737 3594 7770
      3607 7774 3614 7770 3614 7772 3615 7776
      3640 7783 3645 7762 3641 7754 3637 7754
      3635 7758 3631 7756 3633 7744 3624 7737
      3622 7738 3616 7726 3610 7722
TIME...MOT...LOC 0546Z 261DEG 11KT 3616 7756

KRR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 8, 9:10 PM EDT	Special Weather Statement	RAH	Halifax	65 min
Jul 8, 11:45 PM EDT	Special Weather Statement	RAH	Franklin, Halifax, Warren	60 min
Jul 9, 1:18 AM EDT	Special Weather Statement	RAH	Chatham, Lee	42 min
Jul 9, 3:41 AM EDT	Heat Advisory	RAH	Anson, Cumberland, Harnett, Hoke, Johnston, Lee and 8 more	15 hr
Jul 9, 1:16 PM EDT	Special Weather Statement	RAH	Hoke, Lee, Montgomery, Moore	59 min
Jul 9, 1:56 PM EDT	Severe Thunderstorm Warning	RAH	Harnett	49 min
Jul 9, 1:57 PM EDT	Special Weather Statement	RAH	Cumberland, Harnett, Lee, Moore	63 min
Jul 9, 2:05 PM EDT	Severe Thunderstorm Warning	RAH	Moore	40 min
Jul 9, 2:25 PM EDT	Areal Flood Advisory	RAH	Harnett, Moore	3 hr
Jul 9, 2:45 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Hoke, Lee, Moore	45 min
Jul 9, 2:47 PM EDT	Severe Thunderstorm Warning	RAH	Chatham, Harnett, Wake	58 min
Jul 9, 2:49 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Johnston, Sampson	41 min
Jul 9, 3:02 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Lee	43 min
Jul 9, 3:11 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Hoke	34 min
Jul 9, 3:36 PM EDT	Special Weather Statement	RAH	Scotland	54 min
Jul 9, 3:37 PM EDT	Special Weather Statement	RAH	Johnston	53 min
Jul 9, 3:43 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland	33 min
Jul 9, 3:57 PM EDT	Special Weather Statement	RAH	Wayne	63 min
Jul 9, 4:04 PM EDT	Special Weather Statement	RAH	Wake	41 min
Jul 9, 4:10 PM EDT	Areal Flood Advisory	RAH	Chatham, Johnston, Wake	79 min
Jul 9, 4:15 PM EDT	Special Weather Statement	RAH	Durham	45 min
Jul 9, 4:20 PM EDT	Special Weather Statement	RAH	Anson	55 min
Jul 9, 4:27 PM EDT	Special Weather Statement	RAH	Sampson	63 min
Jul 9, 4:30 PM EDT	Severe Thunderstorm Warning	RAH	Durham	45 min
Jul 9, 4:34 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond	56 min
Jul 9, 4:41 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Montgomery, Richmond, Stanly	49 min
Jul 9, 5:01 PM EDT	Special Weather Statement	RAH	Wayne	59 min
Jul 9, 5:10 PM EDT	Areal Flood Advisory	RAH	Anson	80 min
Jul 9, 5:25 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Montgomery, Richmond, Stanly	50 min
Jul 9, 5:38 PM EDT	Special Weather Statement	RAH	Granville	52 min
Jul 9, 5:44 PM EDT	Special Weather Statement	RAH	Edgecombe	61 min
Jul 9, 5:56 PM EDT	Severe Thunderstorm Warning	RAH	Granville, Person, Vance	49 min
Jul 9, 5:57 PM EDT	Special Weather Statement	RAH	Bladen	63 min
Jul 9, 6:12 PM EDT	Special Weather Statement	RAH	Person	48 min
Jul 9, 6:18 PM EDT	Special Weather Statement	RAH	Montgomery	57 min
Jul 9, 6:30 PM EDT	Areal Flood Advisory	RAH	Granville, Person, Vance	2 hr
Jul 9, 7:00 PM EDT	Special Weather Statement	RAH	Granville, Person, Vance, Warren	60 min
Jul 9, 7:02 PM EDT	Special Weather Statement	RAH	Alamance, Guilford, Orange	58 min
Jul 9, 7:05 PM EDT	Flash Flood Warning	RAH	Granville	108 min
Jul 9, 7:28 PM EDT	Severe Thunderstorm Warning	RAH	Halifax, Warren	47 min
Jul 9, 7:46 PM EDT	Special Weather Statement	RAH	Edgecombe, Franklin, Halifax, Nash	59 min
Jul 9, 7:48 PM EDT	Flash Flood Warning	RAH	Alamance, Guilford	3 hr

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.