Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

May 29, 2012Wayne County, North Carolina

NWS Raleigh, NC issued this special weather statement at May 29, 2012, 12:45 PM EDT for Wayne County, North Carolina. It was in force for 30 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 29, 2012, 12:45 PM EDT (16:45 UTC)
Expired
May 29, 2012, 1:15 PM EDT
In force
30 min
Issued by
NWS Raleigh, NC

County Wayne County, NC

The radar

The Raleigh/Durham radar (KRAX), 57 km from the middle of the area, began a volume at 16:49 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, 4.8 hours before the alert went out and 192 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 2012-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 329 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, Greensboro/Hi Pt, NC at 12:00Z on 2012-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -46 square meters per square second.1939Sfc1 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
329 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
560 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-46 m²/s²
0-3 km storm-relative helicity
-33 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 29, 10:07 AM EDT, 2 hours 38 minutes earlier.

Area forecast discussion, May 29, 10:07 AM EDT, 2 hours 38 minutes before
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Hazardous weather outlook, May 29, 4:39 AM EDT, 8 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
439 AM EDT TUE MAY 29 2012

NCZ007-021>024-038>040-073>076-083-084-300930-
PERSON-FORSYTH-GUILFORD-ALAMANCE-ORANGE-DAVIDSON-RANDOLPH-CHATHAM-
STANLY-MONTGOMERY-MOORE-LEE-ANSON-RICHMOND-
439 AM EDT TUE MAY 29 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

AN ISOLATED STRONG TO SEVERE THUNDERSTORM MAY OCCUR WEDNESDAY
AFTERNOON. THE PRIMARY SEVERE WEATHER HAZARD WILL BE STRONG TO
LOCALLY DAMAGING WIND GUSTS.

STRONG THUNDERSTORMS ARE POSSIBLE ALONG A COLD FRONT THAT WILL
AFFECT CENTRAL NC FRIDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

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

NCZ028-042-043-077-078-085-086-088-089-300930-
EDGECOMBE-JOHNSTON-WILSON-HARNETT-WAYNE-SCOTLAND-HOKE-CUMBERLAND-
SAMPSON-
439 AM EDT TUE MAY 29 2012

...FLASH FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON...

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.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS AFTERNOON
WITH ANOTHER ROUND ANTICIPATED LATE TONIGHT. DUE TO THE MOIST AIR
MASS IN PLACE...LOCALLY EXCESSIVE RAINFALL IS
POSSIBLE...ESPECIALLY LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

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

   FLASH FLOOD WATCH.

SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN WILL OCCUR ACROSS THE
REGION WEDNESDAY. RAINFALL TOTALS OF TWO TO FOUR INCHES WITH LOCALLY
HIGHER AMOUNTS MAY LEAD TO FLASH FLOODING.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT RAINFALL AMOUNTS IN
EXCESS OF TWO INCHES TO THE NATIONAL WEATHER SERVICE.

NCZ008>011-025>027-041-300930-
GRANVILLE-VANCE-WARREN-HALIFAX-DURHAM-FRANKLIN-NASH-WAKE-
439 AM EDT TUE MAY 29 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

LOCALLY HEAVY RAINFALL WILL BE ASSOCIATED WITH SHOWERS AND
THUNDERSTORMS THAT OCCUR ACROSS THE REGION THIS AFTERNOON AND
THIS EVENING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

LOCALLY HEAVY RAINFALL ASSOCIATED WITH SHOWERS AND THUNDERSTORMS
WILL OCCUR WEDNESDAY.

STRONG THUNDERSTORMS ARE POSSIBLE FRIDAY NIGHT AS A COLD FRONT
CROSSES THE REGION.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE OR
SIGNIFICANT WEATHER INCLUDING RAINFALL AMOUNTS IN EXCESS OF TWO
INCHES TO THE NATIONAL WEATHER SERVICE.

In the hours before

Special weather statement, May 29, 12:45 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 29, 3:54 AM EDTFlash Flood WatchRAHCumberland, Edgecombe, Harnett, Hoke, Johnston, Sampson and 3 more35 hr
May 29, 1:03 PM EDTSpecial Weather StatementRAHJohnston42 min
May 29, 3:03 PM EDTSpecial Weather StatementRAHAlamance, Chatham, Durham, Harnett, Lee, Orange and 1 more87 min
May 29, 3:09 PM EDTSpecial Weather StatementRAHCumberland, Hoke96 min
May 29, 3:14 PM EDTSpecial Weather StatementRAHAnson, Montgomery, Moore, Richmond, Scotland, Stanly91 min
May 29, 3:39 PM EDTSpecial Weather StatementRAHRichmond66 min
May 29, 4:10 PM EDTSevere Thunderstorm WarningRAHHoke, Moore33 min
May 29, 4:37 PM EDTSpecial Weather StatementRAHMoore38 min
May 29, 5:20 PM EDTSpecial Weather StatementRAHAlamance40 min
May 29, 6:24 PM EDTSpecial Weather StatementRAHAlamance36 min
May 29, 6:55 PM EDTSpecial Weather StatementRAHJohnston50 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.