Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 476, NWS Norman, OK

May 27, 2019Ellis County, Harper County, Woodward County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 27, 2019, 2:40 AM CDT for Ellis County, Harper County, Woodward County, Oklahoma. 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 27, 2019, 2:40 AM CDT (07:40 UTC)
Expired
May 27, 2019, 3:30 AM CDT
In force
50 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

Counties Ellis County, OK, Harper County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 131 km from the middle of the area, began a volume at 07:42 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 26, 7:55 PM CDTTornado WatchSPC8 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.

NWS Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 27, 12:45 AM CDT, 1 hour 55 minutes earlier.

Area forecast discussion, May 27, 12:45 AM CDT, 1 hour 55 minutes before
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Hazardous weather outlook, May 26, 11:55 AM CDT, 14 hours 45 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.
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        Please try again in a few minutes.
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In the hours before

Special weather statement, May 27, 12:52 AM CDT, 1 hour 48 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.
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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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The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 9:03 PM CDTRiver Flood WarningOUNLove4 days
May 26, 10:53 PM CDTSevere Thunderstorm WarningOUNEllis, Harper37 min
May 26, 11:24 PM CDTSevere Thunderstorm WarningOUNEllis, Harper, Woods, Woodward51 min
May 27, 12:13 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Ellis, Harper, Major, Woods, Woodward47 min
May 27, 12:52 AM CDTSpecial Weather StatementOUNDewey38 min
May 27, 12:56 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Grant, Woods, Woodward49 min
May 27, 1:27 AM CDTAreal Flood AdvisoryOUNWoods3 hr
May 27, 1:39 AM CDTAreal Flood WarningOUNGarfield, Grant, Kay, Noble12 hr
May 27, 1:42 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Major, Woods48 min
May 27, 2:11 AM CDTAreal Flood WarningOUNAlfalfa, Harper, Woods, Woodward6 hr
May 27, 2:21 AM CDTSevere Thunderstorm WarningOUNEllis39 min
May 27, 3:02 AM CDTSevere Thunderstorm WarningOUNEllis, Woodward28 min
May 27, 3:15 AM CDTSevere Thunderstorm WarningOUNEllis, Harper, Woods, Woodward45 min
May 27, 3:47 AM CDTSpecial Weather StatementOUNWoods28 min
May 27, 3:49 AM CDTAreal Flood WarningOUNWoodward4 hr
May 27, 3:58 AM CDTSpecial Weather StatementOUNWoods, Woodward32 min
May 27, 4:00 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Major, Woods, Woodward45 min
May 27, 4:37 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Garfield, Grant38 min
May 27, 5:13 AM CDTSpecial Weather StatementOUNGrant32 min
May 27, 5:43 AM CDTSpecial Weather StatementOUNKay32 min
May 27, 4:19 PM CDTAreal Flood WarningOUNGreer, Kiowa36 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2019Every severe thunderstorm warning in 2019

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.