Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 91, NWS Norman, OK

March 30, 2026Harmon County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Mar 30, 2026, 8:15 PM CDT for Harmon County, Oklahoma. 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: Mar 30, 2026, 8:15 PM CDT (01:15 UTC)
Expired: Mar 30, 2026, 9:00 PM CDT
In force: 45 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Harmon County, OK

The radar

The Altus AFB radar (KFDR), 90 km from the middle of the area, began a volume at 01:16 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.

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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 30, 5:41 PM CDT, 2 hours 34 minutes earlier.

Area forecast discussion, Mar 30, 5:41 PM CDT, 2 hours 34 minutes before

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In the hours before

Special weather statement, Mar 30, 7:08 PM CDT, 1 hour 7 minutes before

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      <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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Special weather statement, Mar 30, 7:47 PM 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.
      </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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Special weather statement, Mar 30, 8:01 PM CDT, 14 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.
      </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>
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Local storm report, Mar 30, 8:07 PM CDT, 8 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>
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Local storm report, Mar 30, 8:08 PM CDT, 7 minutes before

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<head>
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  <title>Service Notice</title>
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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>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Mar 30, 8:10 PM CDT, 5 minutes before

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<html lang="en">
<head>
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  <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, 7:08 PM CDT	Special Weather Statement	OUN	Beckham	37 min
Mar 30, 7:47 PM CDT	Special Weather Statement	OUN	Beckham	28 min
Mar 30, 8:01 PM CDT	Special Weather Statement	OUN	Harmon	29 min
Mar 30, 8:25 PM CDT	Special Weather Statement	OUN	Beckham, Greer	50 min
Mar 30, 8:50 PM CDT	Special Weather Statement	OUN	Harmon	40 min
Mar 30, 9:08 PM CDT	Special Weather Statement	OUN	Custer, Greer, Washita	37 min
Mar 30, 9:14 PM CDT	Special Weather Statement	OUN	Greer, Harmon	46 min
Mar 30, 9:45 PM CDT	Special Weather Statement	OUN	Greer, Jackson, Kiowa	45 min
Mar 30, 10:31 PM CDT	Special Weather Statement	OUN	Jackson, Kiowa, Washita	44 min
Mar 30, 11:01 PM CDT	Special Weather Statement	OUN	Custer, Washita	59 min
Mar 30, 11:24 PM CDT	Wind Advisory	OUN	Blaine, Caddo, Canadian, Cleveland, Custer, Dewey and 13 more	5 hr
Mar 31, 5:29 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Greer, Harmon	46 min
Mar 31, 6:08 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Harmon	37 min
Mar 31, 6:15 PM CDT	Special Weather Statement	OUN	Beckham	30 min
Mar 31, 6:40 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Harmon, Jackson, Kiowa	50 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2026 Every severe thunderstorm warning in 2026

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.