Alert archive / North Carolina / Special Weather Statements in 2011

Special Weather Statement, NWS Raleigh, NC

September 23, 2011Edgecombe County, Halifax County, Nash County, North Carolina

NWS Raleigh, NC issued this special weather statement at Sep 23, 2011, 3:13 PM EDT for Edgecombe County, Halifax County, Nash County, North Carolina. It was in force for 62 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: Sep 23, 2011, 3:13 PM EDT (19:13 UTC)
Expired: Sep 23, 2011, 4:15 PM EDT
In force: 62 min
Issued by: NWS Raleigh, NC

Counties Edgecombe County, NC, Halifax County, NC, Nash County, NC

The radar

The Norfolk radar (KAKQ), 97 km from the middle of the area, began a volume at 19:15 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, 7.2 hours before the alert went out and 210 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: 120 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 494 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 86 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 Sep 23, 2:45 PM EDT, 28 minutes earlier.

Area forecast discussion, Sep 23, 2:45 PM EDT, 28 minutes before

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Hazardous weather outlook, Sep 23, 4:25 AM EDT, 10 hours 48 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
425 AM EDT FRI SEP 23 2011

NCZ007>010-021>026-038>041-073>076-083-084-240830-
PERSON-GRANVILLE-VANCE-WARREN-FORSYTH-GUILFORD-ALAMANCE-ORANGE-
DURHAM-FRANKLIN-DAVIDSON-RANDOLPH-CHATHAM-WAKE-STANLY-MONTGOMERY-
MOORE-LEE-ANSON-RICHMOND-
425 AM EDT FRI SEP 23 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

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

   FLASH FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

NCZ011-027-028-042-043-077-078-085-086-088-089-240830-
HALIFAX-NASH-EDGECOMBE-JOHNSTON-WILSON-HARNETT-WAYNE-SCOTLAND-HOKE-
CUMBERLAND-SAMPSON-
425 AM EDT FRI SEP 23 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

A SLOW MOVING COLD FRONT APPROACHING THE AREA FROM THE WEST
COMBINED WITH ABUNDANT MOISTURE FROM THE ATLANTIC AND GULF OF
MEXICO WILL RESULT IN SCATTERED TO WIDESPREAD SHOWERS AND
THUNDERSTORMS THIS AFTERNOON INTO TONIGHT. ANY THUNDERSTORMS THAT
DEVELOP WILL HAVE THE POTENTIAL TO BECOME SEVERE...WITH A PRIMARY
THREAT OF DAMAGING WINDS OR AN ISOLATED TORNADO. THE THREAT FOR
SEVERE WEATHER WILL BE GREATEST EAST OF INTERSTATE 95 BETWEEN 3 PM
THIS AFTERNOON AND MIDNIGHT TONIGHT. LOCALLY HEAVY RAINFALL AND
ISOLATED FLASH FLOODING WILL ALSO BE POSSIBLE...PRIMARILY IN
URBAN AND LOW LYING AREAS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE OR
SIGNIFICANT WEATHER IMMEDIATELY TO THE NATIONAL
WEATHER SERVICE.

VINCENT

In the hours before

Local storm report, Sep 23, 1:05 PM EDT, 2 hours 8 minutes before

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Local storm report, Sep 23, 1:29 PM EDT, 1 hour 44 minutes before

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Special weather statement, Sep 23, 1:40 PM EDT, 1 hour 33 minutes before

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Special weather statement, Sep 23, 2:10 PM EDT, 1 hour 3 minutes before

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Special weather statement, Sep 23, 2:37 PM EDT, 36 minutes before

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Special weather statement, Sep 23, 3:13 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 8:21 PM EDT	Areal Flood Advisory	RAH	Wayne	3 hr
Sep 23, 4:19 AM EDT	Areal Flood Advisory	RAH	Guilford, Randolph	3 hr
Sep 23, 8:20 AM EDT	Special Weather Statement	RAH	Alamance, Guilford, Orange, Randolph	55 min
Sep 23, 8:54 AM EDT	Areal Flood Advisory	RAH	Guilford	3 hr
Sep 23, 9:36 AM EDT	Special Weather Statement	RAH	Alamance, Anson, Davidson, Forsyth, Guilford, Montgomery and 2 more	114 min
Sep 23, 10:11 AM EDT	Areal Flood Advisory	RAH	Anson, Davidson, Forsyth, Montgomery, Randolph, Richmond and 1 more	109 min
Sep 23, 10:56 AM EDT	Flash Flood Warning	RAH	Anson, Montgomery, Richmond, Stanly	2 hr
Sep 23, 10:59 AM EDT	Flash Flood Warning	RAH	Davidson, Forsyth, Guilford, Randolph	3 hr
Sep 23, 11:54 AM EDT	Areal Flood Advisory	RAH	Hoke, Moore, Scotland	2 hr
Sep 23, 12:19 PM EDT	Special Weather Statement	RAH	Sampson, Wayne	56 min
Sep 23, 12:53 PM EDT	Special Weather Statement	RAH	Edgecombe, Sampson, Wayne, Wilson	82 min
Sep 23, 1:40 PM EDT	Special Weather Statement	RAH	Wayne	50 min
Sep 23, 1:47 PM EDT	Areal Flood Advisory	RAH	Edgecombe, Halifax, Johnston, Nash, Sampson, Wayne and 1 more	2 hr
Sep 23, 2:37 PM EDT	Special Weather Statement	RAH	Warren	38 min

Nearby

Special Weather Statements in North Carolina, 2011 Every special weather statement in 2011

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.