Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

July 22, 2012Franklin County, North Carolina

NWS Raleigh, NC issued this special weather statement at Jul 22, 2012, 4:43 AM EDT for Franklin County, North Carolina. It was in force for 47 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 22, 2012, 4:43 AM EDT (08:43 UTC)
Expired: Jul 22, 2012, 5:30 AM EDT
In force: 47 min
Issued by: NWS Raleigh, NC

County Franklin County, NC

The radar

The Raleigh/Durham radar (KRAX), 63 km from the middle of the area, began a volume at 08:45 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, 8.7 hours before the alert went out and 152 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: 3006 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 954 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 48 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 Jul 22, 3:39 AM EDT, 1 hour 4 minutes earlier.

Area forecast discussion, Jul 22, 3:39 AM EDT, 1 hour 4 minutes before

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Hazardous weather outlook, Jul 22, 2:45 AM EDT, 1 hour 58 minutes before

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In the hours before

Special weather statement, Jul 22, 12:50 AM EDT, 3 hours 53 minutes before

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Special weather statement, Jul 22, 2:22 AM EDT, 2 hours 21 minutes before

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Special weather statement, Jul 22, 3:03 AM EDT, 1 hour 40 minutes before

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Special weather statement, Jul 22, 3:27 AM EDT, 1 hour 16 minutes before

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Special weather statement, Jul 22, 4:26 AM EDT, 17 minutes before

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Special weather statement, Jul 22, 4:43 AM 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
Jul 21, 8:34 PM EDT	Special Weather Statement	RAH	Randolph	41 min
Jul 21, 8:40 PM EDT	Areal Flood Advisory	RAH	Randolph	52 min
Jul 21, 8:47 PM EDT	Areal Flood Advisory	RAH	Wake	44 min
Jul 21, 8:51 PM EDT	Severe Thunderstorm Warning	RAH	Davidson, Randolph	24 min
Jul 21, 9:16 PM EDT	Special Weather Statement	RAH	Chatham, Wake	59 min
Jul 21, 9:45 PM EDT	Special Weather Statement	RAH	Orange	45 min
Jul 22, 12:08 AM EDT	Special Weather Statement	RAH	Alamance	37 min
Jul 22, 12:43 AM EDT	Areal Flood Advisory	RAH	Alamance, Orange	107 min
Jul 22, 12:50 AM EDT	Special Weather Statement	RAH	Alamance, Orange	40 min
Jul 22, 2:22 AM EDT	Special Weather Statement	RAH	Wilson	38 min
Jul 22, 3:03 AM EDT	Special Weather Statement	RAH	Wayne	42 min
Jul 22, 3:16 AM EDT	Areal Flood Advisory	RAH	Johnston, Wayne, Wilson	2 hr
Jul 22, 3:27 AM EDT	Special Weather Statement	RAH	Wake	63 min
Jul 22, 3:51 AM EDT	Areal Flood Advisory	RAH	Wake	100 min
Jul 22, 4:26 AM EDT	Special Weather Statement	RAH	Wake	49 min
Jul 22, 1:56 PM EDT	Special Weather Statement	RAH	Cumberland	64 min
Jul 22, 2:58 PM EDT	Special Weather Statement	RAH	Cumberland	62 min
Jul 22, 3:09 PM EDT	Special Weather Statement	RAH	Anson	66 min
Jul 22, 3:24 PM EDT	Special Weather Statement	RAH	Anson, Hoke, Montgomery, Moore, Richmond, Scotland and 1 more	66 min
Jul 22, 3:28 PM EDT	Severe Thunderstorm Warning	RAH	Johnston, Sampson, Wayne	32 min
Jul 22, 3:47 PM EDT	Special Weather Statement	RAH	Guilford	58 min
Jul 22, 4:46 PM EDT	Areal Flood Advisory	RAH	Cumberland, Harnett, Hoke, Moore	86 min
Jul 22, 4:58 PM EDT	Special Weather Statement	RAH	Montgomery	62 min
Jul 22, 5:00 PM EDT	Special Weather Statement	RAH	Cumberland	60 min
Jul 22, 5:25 PM EDT	Severe Thunderstorm Warning	RAH	Hoke, Moore	50 min
Jul 22, 5:45 PM EDT	Special Weather Statement	RAH	Sampson	60 min
Jul 22, 6:17 PM EDT	Special Weather Statement	RAH	Hoke	58 min
Jul 22, 6:39 PM EDT	Special Weather Statement	RAH	Wake	66 min
Jul 22, 6:53 PM EDT	Special Weather Statement	RAH	Johnston	67 min
Jul 22, 7:32 PM EDT	Severe Thunderstorm Warning	RAH	Johnston, Wake	30 min

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.