Alert archive / Tennessee / Wind Advisories in 2023

Wind Advisory 16, NWS Morristown, TN

March 24, 20239 counties in Tennessee

NWS Morristown, TN issued this wind advisory at Mar 24, 2023, 2:11 PM CDT for 9 counties in Tennessee. It took effect at Mar 24, 2023, 10:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 24, 2023, 2:11 PM CDT (19:11 UTC)
In effect from
Mar 24, 2023, 10:00 PM CDT
Expired
Mar 25, 2023, 4:49 AM CDT
In force
7 hr
Issued by
NWS Morristown, TN

Counties Bledsoe County, TN, Bradley County, TN, Hamilton County, TN, Marion County, TN, McMinn County, TN, Meigs County, TN, Polk County, TN, Rhea County, TN, Sequatchie County, TN

The radar

The Northeast Alabama radar (KHTX), 107 km from the middle of the area, began a volume at 19:15 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, 7.2 hours before the alert went out and 168 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2023-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 109 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2023-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 349 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
109 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1200 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
349 m²/s²
0-3 km storm-relative helicity
379 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Morristown, TN wrote its last area forecast discussion before this wind advisory went out at Mar 24, 12:16 PM CDT, 1 hour 55 minutes earlier.

Area forecast discussion, Mar 24, 12:16 PM CDT, 1 hour 55 minutes before
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Hazardous weather outlook, Mar 24, 11:26 AM CDT, 2 hours 45 minutes before
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</head>
<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.
      </p>
      <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 Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 24, 2:54 AM CDTHigh Wind WarningMRXBlount, Carter, Cocke, Greene, Johnson, Monroe and 2 more34 hr
Mar 24, 2:54 AM CDTWind AdvisoryMRXBlount, Carter, Cocke, Greene, Johnson, Monroe and 2 more11 hr
Mar 24, 2:54 AM CDTWind AdvisoryMRXAnderson, Blount, Campbell, Carter, Claiborne, Cocke and 19 more40 hr

Nearby

Wind Advisories in Tennessee, 2023Every wind advisory 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.