Alert archive / Texas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 261, NWS Norman, OK

May 23, 2023Foard County, Hardeman County, Knox County, Texas

NWS Norman, OK issued this severe thunderstorm warning at May 23, 2023, 9:55 PM CDT for Foard County, Hardeman County, Knox County, Texas. It was in force for 50 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
May 23, 2023, 9:55 PM CDT (02:55 UTC)
Expired
May 23, 2023, 10:45 PM CDT
In force
50 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Damage threat
Considerable
Hail
1.0 in
Wind
70.0 mph

Counties Foard County, TX, Hardeman County, TX, Knox County, TX

The radar

The Altus AFB radar (KFDR), 85 km from the middle of the area, began a volume at 02:55 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.

IssuedProductOfficeLasted
May 23, 7:34 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.9 hours before the alert went out and 261 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, Fort Worth, TX at 00:00Z on 2023-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1187 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, Fort Worth, TX at 00:00Z on 2023-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.193958Sfc1 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
1187 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
1447 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.8

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.

Hazardous weather outlook, May 23, 7:15 PM CDT, 2 hours 40 minutes before
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In the hours before

Special weather statement, May 23, 7:45 PM CDT, 2 hours 10 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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Local storm report, May 23, 7:58 PM CDT, 1 hour 57 minutes before
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<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</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.
      </p>
    </section>
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  <script src="index.js"></script>
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The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 10:33 PM CDTSpecial Weather StatementOUNHarmon27 min
May 23, 11:37 PM CDTSpecial Weather StatementOUNHarmon38 min
May 24, 12:00 AM CDTSpecial Weather StatementOUNJackson30 min
May 24, 12:19 AM CDTSpecial Weather StatementOUNJackson26 min
May 24, 12:29 AM CDTSpecial Weather StatementOUNJackson31 min
May 24, 12:47 AM CDTSpecial Weather StatementOUNTillman28 min
May 24, 1:14 AM CDTSpecial Weather StatementOUNTillman46 min
May 24, 4:05 PM CDTSpecial Weather StatementOUNHughes10 min
May 24, 4:53 PM CDTSpecial Weather StatementOUNOkfuskee22 min
May 24, 5:16 PM CDTSpecial Weather StatementOUNOkfuskee14 min
May 24, 5:21 PM CDTAreal Flood AdvisoryOUNKay2 hr
May 23, 7:45 PM CDTSpecial Weather StatementOUNBaylor15 min
May 23, 9:58 PM CDTSpecial Weather StatementOUNKnox32 min
May 23, 10:27 PM CDTSpecial Weather StatementOUNKnox33 min
May 23, 10:32 PM CDTSevere Thunderstorm Warning Considerable damage threatOUNBaylor, Foard, Hardeman, Knox, Wilbarger43 min
May 23, 10:43 PM CDTAreal Flood AdvisoryOUNKnox3 hr
May 23, 10:43 PM CDTSpecial Weather StatementOUNBaylor32 min
May 23, 10:45 PM CDTSpecial Weather StatementOUNBaylor30 min
May 23, 11:15 PM CDTSevere Thunderstorm Warning Considerable damage threatOUNArcher, Baylor, Knox, Wichita45 min
May 23, 11:17 PM CDTAreal Flood AdvisoryOUNBaylor3 hr
May 23, 11:17 PM CDTSpecial Weather StatementOUNWilbarger28 min
May 23, 11:20 PM CDTSpecial Weather StatementOUNArcher25 min
May 23, 11:35 PM CDTSevere Thunderstorm Warning Considerable damage threatOUNArcher, Baylor, Wichita, Wilbarger40 min
May 23, 11:54 PM CDTSpecial Weather StatementOUNWichita36 min
May 24, 12:07 AM CDTSevere Thunderstorm WarningOUNArcher, Clay, Wichita38 min
May 24, 12:41 AM CDTSevere Thunderstorm WarningOUNArcher, Clay49 min

Nearby

Severe Thunderstorm Warnings in Texas, 2023Every 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.