Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 880, NWS Norman, OK

October 15, 20176 counties in Oklahoma; Wichita County, Wilbarger County, Texas

NWS Norman, OK issued this severe thunderstorm warning at Oct 15, 2017, 12:32 AM CDT for 6 counties in Oklahoma; Wichita County, Wilbarger County, Texas. It was in force for 43 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: Oct 15, 2017, 12:32 AM CDT (05:32 UTC)
Expired: Oct 15, 2017, 1:15 AM CDT
In force: 43 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 0.75 in
Wind: 70.0 mph

Counties Caddo County, OK, Comanche County, OK, Cotton County, OK, Jackson County, OK, Kiowa County, OK, Tillman County, OK, Wichita County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 22 km from the middle of the area, began a volume at 05:32 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 Oct 14, 6:21 PM CDT, 6 hours 11 minutes earlier.

Area forecast discussion, Oct 14, 6:21 PM CDT, 6 hours 11 minutes before

Area Forecast Discussion
National Weather Service Norman OK
621 PM CDT Sat Oct 14 2017

.DISCUSSION...
Please see the 00Z aviation discussion below.

&&

.AVIATION...
Some minor adjustments were made for the timing of TSRA tonight.
It appears 1-2 hours later than previously thought. Still expect
gusty north winds behind the front in addition to thunderstorms.
Some locations could exceed 40 kt gusts. The showers and storms
will quickly move SE overnight and skies will begin to clear near
sunrise. However, gusty north winds around 20 to 30 kt will
persist for a few hours during Sun morning.

&&

.PRELIMINARY POINT TEMPS/POPS...
Oklahoma City OK  50  63  42  69 /  90   0   0   0
Hobart OK         49  64  40  69 /  80   0   0   0
Wichita Falls TX  54  66  43  69 /  80  10   0   0
Gage OK           42  63  36  71 /  20   0   0   0
Ponca City OK     47  63  38  69 /  90   0   0   0
Durant OK         56  68  47  72 /  90  20   0   0

&&

.OUN WATCHES/WARNINGS/ADVISORIES...
OK...Wind Advisory until 7 AM CDT Sunday for OKZ004>007-009>012-
     014>019-021>025-027>029-033>041-044>046-050.

TX...Wind Advisory until 7 AM CDT Sunday for TXZ083>090.

&&

99/03/03

Hazardous weather outlook, Oct 14, 8:39 PM CDT, 3 hours 53 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

Local storm report, Oct 14, 11:19 PM CDT, 1 hour 13 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, Oct 14, 11:23 PM CDT, 1 hour 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
1123 PM CDT SAT OCT 14 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1117 PM     TSTM WND GST     6 SW OKLAHOMA CITY      35.41N 97.60W
10/14/2017  M69 MPH          OKLAHOMA           OK   ASOS

&&

KURTZ

Special weather statement, Oct 14, 11:43 PM CDT, 49 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Norman OK
1143 PM CDT SAT OCT 14 2017

OKZ023-027-035-037>040-044-150515-
Grady OK-Kiowa OK-Tillman OK-Cotton OK-Stephens OK-Garvin OK-
Caddo OK-Comanche OK-
1143 PM CDT SAT OCT 14 2017

...SIGNIFICANT WEATHER ADVISORY FOR southern Grady...southeastern
Kiowa...central Tillman...northern Cotton...northern Stephens...west
central Garvin...southern Caddo and Comanche Counties Until 1215 AM
CDT...

AT 1139 PM CDT, strong thunderstorms were along a line extending from
4 miles north of Chickasha to 5 miles east of Snyder, moving east at
55 MPH. Strong wind gusts may occur before any rain falls.

HAZARDS INCLUDE...
Wind gusts over 50 MPH...
Frequent cloud to ground lightning...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the weather situation closely and be alert for threatening
weather conditions.

&&

LAT...LON 3421 9907 3485 9882 3510 9810 3470 9749
      3421 9898 3422 9899 3420 9901 3421 9904
      3420 9904 3420 9906
TIME...MOT...LOC 0439Z 285DEG 46KT 3510 9795 3463 9886

03

Local storm report, Oct 14, 11:56 PM CDT, 36 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, Oct 14, 11:58 PM CDT, 34 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, Oct 15, 12:00 AM CDT, 32 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 Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 14, 8:26 PM CDT	Special Weather Statement	OUN	Kay	49 min
Oct 14, 8:37 PM CDT	Special Weather Statement	OUN	Beckham	38 min
Oct 14, 9:04 PM CDT	Special Weather Statement	OUN	Dewey	41 min
Oct 14, 9:14 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Washita	46 min
Oct 14, 9:52 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo, Custer, Washita	38 min
Oct 14, 10:31 PM CDT	Special Weather Statement	OUN	Caddo, Canadian, Kingfisher	44 min
Oct 14, 10:47 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Grady	43 min
Oct 14, 11:04 PM CDT	Special Weather Statement	OUN	Logan, Oklahoma	26 min
Oct 14, 11:05 PM CDT	Special Weather Statement	OUN	Kiowa	40 min
Oct 14, 11:07 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Oklahoma	38 min
Oct 14, 11:18 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Grady, McClain	27 min
Oct 14, 11:22 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Oklahoma, Payne	38 min
Oct 14, 11:43 PM CDT	Special Weather Statement	OUN	Comanche, Tillman	32 min
Oct 14, 11:44 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Lincoln, McClain, Oklahoma, Pottawatomie	46 min
Oct 14, 11:58 PM CDT	Special Weather Statement	OUN	Payne	32 min
Oct 15, 12:16 AM CDT	Severe Thunderstorm Warning	OUN	Hughes, Pottawatomie, Seminole	44 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2017 Severe Thunderstorm Warnings in Texas, 2017 Every severe thunderstorm warning in 2017

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.