Alert archive / Oklahoma / Special Weather Statements in 2020

Special Weather Statement, NWS Tulsa, OK

July 4, 2020Okfuskee County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Jul 4, 2020, 12:54 AM CDT for Okfuskee County, Oklahoma. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 4, 2020, 12:54 AM CDT (05:54 UTC)
Expired
Jul 4, 2020, 1:30 AM CDT
In force
36 min
Issued by
NWS Tulsa, OK

County Okfuskee County, OK

The radar

The Norman radar (KTLX), 71 km from the middle of the area, began a volume at 05:54 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 nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.9 hours before the alert went out and 289 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-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2020-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1050 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2020-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1050 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
1375 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
-22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this special weather statement went out at Jul 3, 6:41 PM CDT, 6 hours 13 minutes earlier.

Area forecast discussion, Jul 3, 6:41 PM CDT, 6 hours 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>
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Hazardous weather outlook, Jul 3, 4:51 PM CDT, 8 hours 3 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 Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 3, 11:42 PM CDTSpecial Weather StatementTSAOkfuskee33 min
Jul 4, 12:28 AM CDTSpecial Weather StatementTSAOkfuskee47 min
Jul 4, 2:00 AM CDTSpecial Weather StatementTSAMayes30 min
Jul 4, 2:43 AM CDTSpecial Weather StatementTSAWagoner47 min
Jul 4, 2:54 AM CDTSpecial Weather StatementTSATulsa36 min
Jul 4, 3:26 AM CDTSpecial Weather StatementTSACherokee34 min
Jul 4, 4:12 AM CDTSpecial Weather StatementTSAOkmulgee33 min
Jul 4, 4:36 AM CDTSpecial Weather StatementTSAMcIntosh24 min
Jul 4, 5:02 AM CDTSpecial Weather StatementTSAMcIntosh28 min
Jul 4, 5:33 AM CDTSpecial Weather StatementTSAHaskell42 min
Jul 4, 6:12 AM CDTSpecial Weather StatementTSAHaskell33 min
Jul 4, 6:46 AM CDTSpecial Weather StatementTSAPittsburg44 min
Jul 4, 8:24 AM CDTSpecial Weather StatementTSAPittsburg36 min
Jul 4, 4:42 PM CDTSpecial Weather StatementTSAOttawa48 min
Jul 4, 5:07 PM CDTSpecial Weather StatementTSAOttawa38 min
Jul 4, 5:47 PM CDTSpecial Weather StatementTSACraig43 min
Jul 4, 6:14 PM CDTSpecial Weather StatementTSAMayes, Rogers31 min
Jul 4, 6:33 PM CDTSpecial Weather StatementTSARogers42 min
Jul 4, 6:58 PM CDTSpecial Weather StatementTSATulsa47 min
Jul 4, 3:39 AM CDTSpecial Weather StatementTSABenton36 min

Nearby

Special Weather Statements in Oklahoma, 2020Every special weather statement in 2020

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.