Alert archive / North Carolina / Special Weather Statements in 2016

Special Weather Statement, NWS Blacksburg, VA

April 7, 2016Caswell County, Rockingham County, North Carolina

NWS Blacksburg, VA issued this special weather statement at Apr 7, 2016, 5:33 AM EDT for Caswell County, Rockingham County, North Carolina. It was in force for 57 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: Apr 7, 2016, 5:33 AM EDT (09:33 UTC)
Expired: Apr 7, 2016, 6:30 AM EDT
In force: 57 min
Issued by: NWS Blacksburg, VA

Counties Caswell County, NC, Rockingham County, NC

The radar

The Roanoke radar (KFCX), 97 km from the middle of the area, began a volume at 09:34 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, 9.6 hours before the alert went out and 42 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2356 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 236 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Blacksburg, VA wrote its last area forecast discussion before this special weather statement went out at Apr 7, 5:22 AM EDT, 11 minutes earlier.

Area forecast discussion, Apr 7, 5:22 AM EDT, 11 minutes before

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Hazardous weather outlook, Apr 6, 9:15 PM EDT, 8 hours 18 minutes before

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In the hours before

Special weather statement, Apr 7, 5:33 AM EDT, 0 minutes before

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The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 7, 9:21 AM EDT	Wind Advisory	RNK	Grayson	11 hr
Apr 7, 3:36 PM EDT	Freeze Warning	RNK	Smyth	18 hr
Apr 7, 4:33 PM EDT	Special Weather Statement	RNK	Amherst, City of Lynchburg	42 min
Apr 7, 5:24 PM EDT	Special Weather Statement	RNK	Appomattox, Bedford, Buckingham, Montgomery, Roanoke, City of Lynchburg and 2 more	51 min
Apr 7, 6:28 PM EDT	Special Weather Statement	RNK	Franklin	32 min
Apr 7, 6:53 PM EDT	Special Weather Statement	RNK	City of Lynchburg	37 min
Apr 7, 6:54 PM EDT	Special Weather Statement	RNK	Botetourt	36 min
Apr 7, 6:57 PM EDT	Special Weather Statement	RNK	Charlotte	33 min
Apr 7, 7:10 PM EDT	Severe Thunderstorm Warning	RNK	Amherst, Appomattox, Buckingham, Campbell, City of Lynchburg	17 min
Apr 7, 7:15 PM EDT	Special Weather Statement	RNK	Giles	30 min
Apr 7, 2:45 PM EDT	Special Weather Statement	RNK	Greenbrier	30 min

Nearby

Special Weather Statements in North Carolina, 2016 Every special weather statement in 2016

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.