Alert archive / Tennessee / Special Weather Statements in 2015

Special Weather Statement, NWS Huntsville, AL

August 6, 2015Franklin County, Lincoln County, Moore County, Tennessee

NWS Huntsville, AL issued this special weather statement at Aug 6, 2015, 10:28 AM CDT for Franklin County, Lincoln County, Moore County, Tennessee. 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: Aug 6, 2015, 10:28 AM CDT (15:28 UTC)
Expired: Aug 6, 2015, 11:15 AM CDT
In force: 47 min
Issued by: NWS Huntsville, AL

Counties Franklin County, TN, Lincoln County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 47 km from the middle of the area, began a volume at 15:29 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

Nashville Metro, TN (KBNA), launched 12:00Z, 3.5 hours before the alert went out and 94 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: 61 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 1037 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 158 m²/s²
0-3 km storm-relative helicity: 202 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Huntsville, AL wrote its last area forecast discussion before this special weather statement went out at Aug 6, 6:24 AM CDT, 4 hours 4 minutes earlier.

Area forecast discussion, Aug 6, 6:24 AM CDT, 4 hours 4 minutes before

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Hazardous weather outlook, Aug 6, 2:33 AM CDT, 7 hours 55 minutes before

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In the hours before

Special weather statement, Aug 6, 5:43 AM CDT, 4 hours 45 minutes before

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Special weather statement, Aug 6, 6:48 AM CDT, 3 hours 40 minutes before

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Special weather statement, Aug 6, 7:19 AM CDT, 3 hours 9 minutes before

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Special weather statement, Aug 6, 10:00 AM CDT, 28 minutes before

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Special weather statement, Aug 6, 10:18 AM CDT, 10 minutes before

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Special weather statement, Aug 6, 10:28 AM CDT, 0 minutes before

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The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 5, 7:54 PM CDT	Special Weather Statement	HUN	Lawrence	51 min
Aug 5, 8:13 PM CDT	Special Weather Statement	HUN	Morgan	32 min
Aug 5, 8:44 PM CDT	Severe Thunderstorm Warning	HUN	Morgan	31 min
Aug 5, 8:49 PM CDT	Special Weather Statement	HUN	DeKalb	26 min
Aug 5, 8:59 PM CDT	Special Weather Statement	HUN	Madison	31 min
Aug 5, 9:14 PM CDT	Special Weather Statement	HUN	Blount	31 min
Aug 5, 9:33 PM CDT	Special Weather Statement	HUN	Marshall	27 min
Aug 6, 1:38 AM CDT	Special Weather Statement	HUN	Lauderdale	52 min
Aug 6, 2:32 AM CDT	Special Weather Statement	HUN	Lauderdale	43 min
Aug 6, 3:15 AM CDT	Special Weather Statement	HUN	Colbert, Lauderdale, Limestone	45 min
Aug 6, 3:52 AM CDT	Special Weather Statement	HUN	Colbert, Lauderdale, Limestone, Madison	38 min
Aug 6, 4:32 AM CDT	Special Weather Statement	HUN	Madison	43 min
Aug 6, 5:22 AM CDT	Special Weather Statement	HUN	Limestone	23 min
Aug 6, 5:24 AM CDT	Special Weather Statement	HUN	Jackson	51 min
Aug 6, 5:43 AM CDT	Special Weather Statement	HUN	Morgan	32 min
Aug 6, 6:48 AM CDT	Special Weather Statement	HUN	DeKalb	27 min
Aug 6, 7:19 AM CDT	Special Weather Statement	HUN	Colbert	41 min
Aug 6, 10:00 AM CDT	Special Weather Statement	HUN	Lawrence, Limestone, Morgan	60 min
Aug 6, 10:18 AM CDT	Special Weather Statement	HUN	Colbert, Lauderdale	42 min
Aug 6, 10:57 AM CDT	Special Weather Statement	HUN	Jackson, Madison, Marshall, Morgan	63 min
Aug 6, 11:42 AM CDT	Special Weather Statement	HUN	Lauderdale	63 min
Aug 6, 11:52 AM CDT	Special Weather Statement	HUN	Colbert	53 min
Aug 6, 2:39 PM CDT	Special Weather Statement	HUN	DeKalb	36 min
Aug 5, 8:38 PM CDT	Special Weather Statement	HUN	Moore	37 min
Aug 5, 10:09 PM CDT	Special Weather Statement	HUN	Franklin	36 min

Nearby

Special Weather Statements in Tennessee, 2015 Every special weather statement in 2015

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.