Alert archive / South Carolina / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 110, NWS Columbia, SC

June 17, 20224 counties in South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jun 17, 2022, 5:45 PM EDT for 4 counties in South Carolina. It was in force for 45 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: Jun 17, 2022, 5:45 PM EDT (21:45 UTC)
Expired: Jun 17, 2022, 6:30 PM EDT
In force: 45 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Fairfield County, SC, Kershaw County, SC, Lancaster County, SC, Newberry County, SC

The radar

The Columbia radar (KCAE), 54 km from the middle of the area, began a volume at 21:46 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
Jun 17, 2:51 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.8 hours before the alert went out and 194 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: 176 J/kg
Mixed-layer CIN: -287 J/kg
Mixed-layer LCL: 1169 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: 73 m²/s²
0-3 km storm-relative helicity: 203 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 Columbia, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 17, 3:01 PM EDT, 2 hours 44 minutes earlier.

Area forecast discussion, Jun 17, 3:01 PM EDT, 2 hours 44 minutes before

<!doctype html>
<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>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jun 17, 2:56 PM EDT, 2 hours 49 minutes before

<!doctype html>
<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>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, Jun 17, 4:36 PM EDT, 1 hour 9 minutes before

<!doctype html>
<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>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jun 17, 5:02 PM EDT, 43 minutes before

<!doctype html>
<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>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jun 17, 5:14 PM EDT, 31 minutes before

<!doctype html>
<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>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jun 17, 5:16 PM EDT, 29 minutes before

<!doctype html>
<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>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 16, 8:43 PM EDT	Areal Flood Advisory	CAE	Calhoun, Clarendon, Orangeburg	72 min
Jun 17, 4:36 PM EDT	Special Weather Statement	CAE	Fairfield	24 min
Jun 17, 5:02 PM EDT	Special Weather Statement	CAE	Fairfield	28 min
Jun 17, 5:08 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Newberry	37 min
Jun 17, 5:16 PM EDT	Special Weather Statement	CAE	Sumter	29 min
Jun 17, 5:50 PM EDT	Severe Thunderstorm Warning	CAE	Richland, Sumter	40 min
Jun 17, 6:04 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Richland, Sumter	56 min
Jun 17, 6:07 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Lexington, Newberry, Richland, Saluda	38 min
Jun 17, 6:10 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Lancaster	50 min
Jun 17, 6:19 PM EDT	Severe Thunderstorm Warning	CAE	Newberry	26 min
Jun 17, 6:22 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell	38 min
Jun 17, 6:28 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Lancaster, Richland, Sumter	62 min
Jun 17, 6:29 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Newberry, Richland	31 min
Jun 17, 6:34 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Lexington, Richland	41 min
Jun 17, 6:38 PM EDT	Severe Thunderstorm Warning	CAE	Richland, Sumter	24 min
Jun 17, 6:44 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Lexington, Newberry, Richland, Saluda	32 min
Jun 17, 6:50 PM EDT	Severe Thunderstorm Warning	CAE	Kershaw, Lee, Richland, Sumter	55 min
Jun 17, 6:51 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield	39 min
Jun 17, 6:55 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell	50 min
Jun 17, 7:04 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Lexington and 3 more	41 min
Jun 17, 7:11 PM EDT	Severe Thunderstorm Warning	CAE	Aiken	49 min
Jun 17, 7:25 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw, Lancaster, Lee, Sumter	50 min
Jun 17, 7:26 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Bamberg, Barnwell, Lexington, Orangeburg	49 min
Jun 17, 7:42 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Lee, Richland, Sumter	63 min
Jun 17, 7:46 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Calhoun, Clarendon, Orangeburg	59 min
Jun 17, 5:14 PM EDT	Special Weather Statement	CAE	Burke	31 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 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; radar from the NEXRAD Level II archive.