Alert archive / North Carolina / Special Weather Statements in 2012
Special Weather Statement, NWS Raleigh, NC
NWS Raleigh, NC issued this special weather statement at Sep 2, 2012, 11:09 PM EDT for 4 counties in North Carolina. It was in force for 51 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 2, 2012, 11:09 PM EDT (03:09 UTC)
- Expired
- Sep 3, 2012, 12:00 AM EDT
- In force
- 51 min
- Issued by
- NWS Raleigh, NC
Counties Franklin County, NC, Granville County, NC, Nash County, NC, Wake County, NC
The radar
The Raleigh/Durham radar (KRAX), 48 km from the middle of the area, began a volume at 03:13 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 00:00Z, 3.2 hours before the alert went out and 148 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.
- Mixed-layer CAPE
- 408 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 678 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>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 2, 10:35 PM EDT, 34 minutes earlier.
Area forecast discussion, Sep 2, 10:35 PM EDT, 34 minutes before
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</html>Hazardous weather outlook, Sep 2, 4:19 AM EDT, 18 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RALEIGH NC 419 AM EDT SUN SEP 2 2012 NCZ007>011-021>028-038>043-073>078-083>086-088-089-030830- 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- 419 AM EDT SUN SEP 2 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY ACROSS CENTRAL NORTH CAROLINA. THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING DAMAGING WIND GUSTS AND LOCALIZED FLASH FLOODING. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. MOISTURE AND LIFT ASSOCIATED WITH THE SLOW APPROACH OF THE REMNANTS OF ISAAC WILL RESULT IN A CHANCE OF THUNDERSTORMS PRIMARILY DURING THE AFTERNOON AND EVENING MONDAY THROUGH WEDNESDAY. THESE STORMS WILL BE CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS AND CONSEQUENT LOCALIZED FLOODING...AND STRONG TO ISOLATED SEVERE WIND GUSTS. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE OR SIGNIFICANT WEATHER IMMEDIATELY TO THE NATIONAL WEATHER SERVICE.
In the hours before
Local storm report, Sep 2, 9:22 PM EDT, 1 hour 47 minutes before
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</html>Special weather statement, Sep 2, 9:43 PM EDT, 1 hour 26 minutes before
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</html>Local storm report, Sep 2, 10:12 PM EDT, 57 minutes before
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</html>Local storm report, Sep 2, 10:13 PM EDT, 56 minutes before
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</html>Special weather statement, Sep 2, 10:26 PM EDT, 43 minutes before
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</html>Special weather statement, Sep 2, 11:09 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 8:20 PM EDT | Special Weather Statement | RAH | Alamance, Orange | 85 min |
| Sep 2, 8:28 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Durham, Orange, Person | 53 min |
| Sep 2, 8:42 PM EDT | Tornado Warning | RAH | Durham, Orange, Person | 33 min |
| Sep 2, 9:20 PM EDT | Special Weather Statement | RAH | Granville, Vance | 55 min |
| Sep 2, 9:43 PM EDT | Special Weather Statement | RAH | Chatham, Durham, Lee, Moore, Orange | 62 min |
| Sep 2, 10:26 PM EDT | Special Weather Statement | RAH | Lee, Wake | 94 min |
| Sep 2, 11:42 PM EDT | Areal Flood Advisory | RAH | Wake | 108 min |
| Sep 3, 2:35 AM EDT | Areal Flood Advisory | RAH | Montgomery, Richmond | 99 min |
| Sep 3, 1:00 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth, Guilford, Randolph | 90 min |
| Sep 3, 1:01 PM EDT | Flash Flood Warning | RAH | Forsyth | 3 hr |
| Sep 3, 1:06 PM EDT | Special Weather Statement | RAH | Anson, Montgomery, Stanly | 84 min |
| Sep 3, 1:09 PM EDT | Areal Flood Advisory | RAH | Stanly | 3 hr |
| Sep 3, 1:18 PM EDT | Flash Flood Warning | RAH | Stanly | 3 hr |
| Sep 3, 1:21 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth, Guilford | 39 min |
| Sep 3, 1:27 PM EDT | Severe Thunderstorm Warning | RAH | Montgomery, Randolph, Stanly | 48 min |
| Sep 3, 2:23 PM EDT | Areal Flood Advisory | RAH | Guilford | 3 hr |
| Sep 3, 2:35 PM EDT | Special Weather Statement | RAH | Anson, Montgomery, Moore, Richmond, Stanly | 85 min |
| Sep 3, 2:38 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth, Guilford, Randolph | 97 min |
| Sep 3, 2:53 PM EDT | Flash Flood Warning | RAH | Guilford | 3 hr |
| Sep 3, 3:34 PM EDT | Areal Flood Advisory | RAH | Randolph | 2 hr |
| Sep 3, 3:59 PM EDT | Special Weather Statement | RAH | Hoke, Lee, Moore, Richmond, Scotland | 91 min |
| Sep 3, 4:03 PM EDT | Special Weather Statement | RAH | Alamance, Chatham, Orange | 87 min |
| Sep 3, 4:14 PM EDT | Flash Flood Warning | RAH | Stanly | 2 hr |
| Sep 3, 4:17 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Orange | 58 min |
| Sep 3, 4:52 PM EDT | Areal Flood Advisory | RAH | Alamance, Orange | 2 hr |
| Sep 3, 4:57 PM EDT | Severe Thunderstorm Warning | RAH | Richmond, Scotland | 48 min |
| Sep 3, 5:40 PM EDT | Areal Flood Advisory | RAH | Durham, Orange | 3 hr |
| Sep 3, 5:41 PM EDT | Special Weather Statement | RAH | Wake | 64 min |
| Sep 3, 5:49 PM EDT | Special Weather Statement | RAH | Wilson | 56 min |
| Sep 3, 6:21 PM EDT | Special Weather Statement | RAH | Durham | 54 min |
| Sep 3, 7:41 PM EDT | Special Weather Statement | RAH | Wake | 64 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.