Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 76, NWS Norman, OK

March 30, 2009Jefferson County, Oklahoma; Clay County, Texas

NWS Norman, OK issued this severe thunderstorm warning at Mar 30, 2009, 8:25 PM CDT for Jefferson County, Oklahoma; Clay 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: Mar 30, 2009, 8:25 PM CDT (01:25 UTC)
Expired: Mar 30, 2009, 9:15 PM CDT
In force: 50 min
Issued by: NWS Norman, OK
Area: Storm-based polygon

Counties Jefferson County, OK, Clay County, TX

The radar

The Altus AFB radar (KFDR), 99 km from the middle of the area, began a volume at 01:26 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
Mar 30, 5:18 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

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.

In the hours before

Local storm report, Mar 30, 7:57 PM CDT, 28 minutes before

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Local storm report, Mar 30, 8:02 PM CDT, 23 minutes before

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Special weather statement, Mar 30, 8:06 PM CDT, 19 minutes before

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  <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, Mar 30, 8:11 PM CDT, 14 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.
      </p>
    </section>
  </main>
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</body>
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Local storm report, Mar 30, 8:15 PM CDT, 10 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>

Local storm report, Mar 30, 8:17 PM CDT, 8 minutes before

<!doctype html>
<html lang="en">
<head>
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  <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 Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 30, 7:28 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Comanche, Grady, Logan, Noble and 2 more	47 min
Mar 30, 8:09 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Grady, McClain, Stephens	51 min
Mar 30, 8:20 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Payne	40 min
Mar 30, 8:29 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain	46 min
Mar 30, 8:44 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Grady, McClain, Stephens	46 min
Mar 30, 9:09 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Murray	66 min
Mar 30, 9:18 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain, Pottawatomie	42 min
Mar 30, 9:28 PM CDT	Severe Thunderstorm Warning	OUN	Love	47 min
Mar 30, 9:42 PM CDT	Severe Thunderstorm Warning	OUN	Pontotoc, Pottawatomie, Seminole	48 min
Mar 30, 10:07 PM CDT	Severe Thunderstorm Warning	OUN	Coal, Garvin, Johnston, Murray, Pontotoc	38 min
Mar 30, 10:22 PM CDT	Severe Thunderstorm Warning	OUN	Hughes	38 min
Mar 30, 10:27 PM CDT	Severe Thunderstorm Warning	OUN	Coal	48 min
Mar 30, 10:58 PM CDT	Severe Thunderstorm Warning	OUN	Atoka	47 min
Mar 31, 3:53 PM CDT	Fire Weather Watch	OUN	Cotton, Greer, Harmon, Jackson, Tillman	13 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2009 Severe Thunderstorm Warnings in Texas, 2009 Every severe thunderstorm warning in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.