Alert archive / Tennessee / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 142, NWS Nashville, TN

July 1, 20238 counties in Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Jul 1, 2023, 12:23 PM CDT for 8 counties in Tennessee. It was in force for 37 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: Jul 1, 2023, 12:23 PM CDT (17:23 UTC)
Expired: Jul 1, 2023, 1:00 PM CDT
In force: 37 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Damage threat: Considerable
Hail: 1.0 in
Wind: 70.0 mph

Counties Cheatham County, TN, Dickson County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Maury County, TN, Perry County, TN, Williamson County, TN

The radar

The Nashville radar (KOHX), 82 km from the middle of the area, began a volume at 17:24 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 1, 12:22 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 5.4 hours before the alert went out and 75 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: 369 J/kg
Mixed-layer CIN: -332 J/kg
Mixed-layer LCL: 1320 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 79 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 Jul 1, 10:44 AM CDT, 1 hour 39 minutes earlier.

Area forecast discussion, Jul 1, 10:44 AM CDT, 1 hour 39 minutes before

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In the hours before

Special weather statement, Jul 1, 11:51 AM CDT, 32 minutes before

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Special weather statement, Jul 1, 11:55 AM CDT, 28 minutes before

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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Special weather statement, Jul 1, 11:59 AM CDT, 24 minutes before

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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 7:15 PM CDT	Severe Thunderstorm Warning	OHX	Macon, Sumner, Trousdale	45 min
Jun 30, 7:32 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Jackson, Putnam, Smith, Trousdale, Wilson	43 min
Jun 30, 7:34 PM CDT	Severe Thunderstorm Warning	OHX	Robertson, Sumner	41 min
Jun 30, 8:01 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, DeKalb, Putnam, Warren, White, Wilson	44 min
Jun 30, 8:11 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Robertson, Sumner, Wilson	34 min
Jun 30, 8:22 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Robertson	23 min
Jun 30, 8:38 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Rutherford, Williamson, Wilson	37 min
Jun 30, 8:41 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson	34 min
Jun 30, 8:42 PM CDT	Areal Flood Advisory	OHX	Robertson, Sumner	3 hr
Jun 30, 8:57 PM CDT	Special Weather Statement	OHX	Rutherford	48 min
Jun 30, 9:11 PM CDT	Special Weather Statement	OHX	Davidson	49 min
Jun 30, 9:29 PM CDT	Special Weather Statement	OHX	Bedford, Coffee, Grundy	46 min
Jun 30, 9:30 PM CDT	Special Weather Statement	OHX	Giles, Lawrence, Marshall, Maury	45 min
Jul 1, 11:51 AM CDT	Special Weather Statement	OHX	Giles, Maury	39 min
Jul 1, 11:55 AM CDT	Special Weather Statement	OHX	Stewart	35 min
Jul 1, 11:59 AM CDT	Special Weather Statement	OHX	Humphreys, Perry	31 min
Jul 1, 12:03 PM CDT	Severe Thunderstorm Warning	OHX	Dickson, Hickman, Houston, Humphreys, Perry	42 min
Jul 1, 12:07 PM CDT	Severe Thunderstorm Warning	OHX	Lewis, Perry, Wayne	26 min
Jul 1, 12:25 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Montgomery, Robertson	35 min
Jul 1, 12:29 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Dickson, Hickman, Houston, Humphreys, Perry	17 min
Jul 1, 12:52 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Cheatham, Davidson, Dickson, Hickman, Robertson, Rutherford and 3 more	23 min
Jul 1, 12:58 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Lewis, Marshall, Maury	32 min
Jul 1, 1:00 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Montgomery, Robertson, Sumner	30 min
Jul 1, 1:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Cheatham, Davidson, Rutherford, Sumner, Williamson, Wilson	46 min
Jul 1, 1:29 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Robertson, Sumner	31 min
Jul 1, 1:49 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Cannon, DeKalb, Rutherford, Smith, Sumner, Trousdale and 1 more	26 min
Jul 1, 2:00 PM CDT	Severe Thunderstorm Warning	OHX	Jackson, Macon, Smith, Sumner, Trousdale	30 min
Jul 1, 2:15 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Cannon, DeKalb, Jackson, Macon, Putnam, Smith and 2 more	45 min
Jul 1, 2:51 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Putnam, White	24 min
Jul 1, 3:11 PM CDT	Special Weather Statement	OHX	Cumberland, Fentress, Overton	49 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2023 Every severe thunderstorm warning in 2023

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.