Alert archive / Tennessee / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 147, NWS Nashville, TN

August 9, 2022Wilson County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Aug 9, 2022, 4:42 PM CDT for Wilson County, Tennessee. It was in force for 18 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 9, 2022, 4:42 PM CDT (21:42 UTC)
Expired: Aug 9, 2022, 5:00 PM CDT
In force: 18 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Wilson County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.7 hours before the alert went out and 27 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: 783 J/kg
Mixed-layer CIN: -92 J/kg
Mixed-layer LCL: 851 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 18 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Nashville, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 9, 2:18 PM CDT, 2 hours 24 minutes earlier.

Area forecast discussion, Aug 9, 2:18 PM CDT, 2 hours 24 minutes before

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Hazardous weather outlook, Aug 9, 3:15 AM CDT, 13 hours 27 minutes before

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In the hours before

Special weather statement, Aug 9, 1:53 PM CDT, 2 hours 49 minutes before

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Special weather statement, Aug 9, 2:50 PM CDT, 1 hour 52 minutes before

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Special weather statement, Aug 9, 3:32 PM CDT, 1 hour 10 minutes before

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Special weather statement, Aug 9, 3:49 PM CDT, 53 minutes before

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Special weather statement, Aug 9, 4:16 PM CDT, 26 minutes before

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The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 9, 1:53 PM CDT	Special Weather Statement	OHX	Dickson	37 min
Aug 9, 2:50 PM CDT	Special Weather Statement	OHX	Robertson	25 min
Aug 9, 3:32 PM CDT	Special Weather Statement	OHX	Montgomery	13 min
Aug 9, 3:49 PM CDT	Special Weather Statement	OHX	Houston	26 min
Aug 9, 4:16 PM CDT	Special Weather Statement	OHX	Houston, Humphreys	29 min
Aug 9, 4:57 PM CDT	Severe Thunderstorm Warning	OHX	Wilson	18 min
Aug 9, 5:11 PM CDT	Special Weather Statement	OHX	Smith, Wilson	19 min
Aug 9, 5:54 PM CDT	Special Weather Statement	OHX	Overton, Putnam	36 min
Aug 9, 6:03 PM CDT	Special Weather Statement	OHX	Hickman	27 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2022 Every severe thunderstorm warning in 2022

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.