Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 95, NWS Norman, OK

April 4, 2025Carter County, Garvin County, Murray County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Apr 4, 2025, 4:25 AM CDT for Carter County, Garvin County, Murray 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
Apr 4, 2025, 4:25 AM CDT (09:25 UTC)
Expired
Apr 4, 2025, 5:15 AM CDT
In force
50 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Carter County, OK, Garvin County, OK, Murray County, OK

The radar

The Norman radar (KTLX), 95 km from the middle of the area, began a volume at 09:24 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
Apr 4, 2:16 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 9.4 hours before the alert went out and 84 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, Norman, OK at 00:00Z on 2025-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Norman, OK at 00:00Z on 2025-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 219 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
568 m above ground
0-6 km bulk shear
91 kt
0-1 km storm-relative helicity
219 m²/s²
0-3 km storm-relative helicity
391 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

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 Apr 4, 1:46 AM CDT, 2 hours 39 minutes earlier.

Area forecast discussion, Apr 4, 1:46 AM CDT, 2 hours 39 minutes before
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In the hours before

Special weather statement, Apr 4, 2:01 AM CDT, 2 hours 24 minutes before
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Special weather statement, Apr 4, 2:43 AM CDT, 1 hour 42 minutes before
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<body>
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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>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
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        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, Apr 4, 3:47 AM CDT, 38 minutes before
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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.
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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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Local storm report, Apr 4, 4:16 AM CDT, 9 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.
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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.
      </p>
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 3:42 AM CDTSevere Thunderstorm WarningOUNJefferson48 min
Apr 4, 4:11 AM CDTSevere Thunderstorm Warning Considerable damage threatOUNStephens33 min
Apr 4, 4:34 AM CDTSpecial Weather StatementOUNPottawatomie26 min
Apr 4, 5:05 AM CDTSevere Thunderstorm WarningOUNJohnston, Murray, Pontotoc25 min
Apr 4, 5:16 AM CDTSevere Thunderstorm WarningOUNGarvin, McClain, Pontotoc, Pottawatomie, Seminole44 min
Apr 4, 5:17 AM CDTSevere Thunderstorm WarningOUNHughes, Pontotoc, Seminole43 min
Apr 4, 5:55 AM CDTSevere Thunderstorm WarningOUNHughes, Lincoln, Pontotoc, Pottawatomie, Seminole35 min
Apr 4, 9:35 AM CDTSpecial Weather StatementOUNJackson25 min
Apr 4, 9:44 AM CDTSpecial Weather StatementOUNLove, Murray31 min
Apr 4, 10:00 AM CDTSpecial Weather StatementOUNWashita30 min
Apr 4, 10:03 AM CDTSpecial Weather StatementOUNPontotoc27 min
Apr 4, 10:27 AM CDTSpecial Weather StatementOUNCoal33 min
Apr 4, 10:30 AM CDTSpecial Weather StatementOUNBlaine30 min
Apr 4, 10:46 AM CDTSpecial Weather StatementOUNCoal29 min
Apr 4, 12:30 PM CDTSpecial Weather StatementOUNMarshall30 min
Apr 4, 12:58 PM CDTSpecial Weather StatementOUNCoal32 min
Apr 4, 1:27 PM CDTSpecial Weather StatementOUNCoal33 min
Apr 4, 2:16 PM CDTSpecial Weather StatementOUNAtoka29 min
Apr 4, 2:34 PM CDTSpecial Weather StatementOUNAtoka26 min
Apr 4, 2:01 AM CDTSpecial Weather StatementOUNBaylor29 min
Apr 4, 2:42 AM CDTSevere Thunderstorm WarningOUNArcher48 min
Apr 4, 2:43 AM CDTSpecial Weather StatementOUNBaylor32 min
Apr 4, 2:52 AM CDTSevere Thunderstorm WarningOUNBaylor38 min
Apr 4, 3:12 AM CDTSevere Thunderstorm WarningOUNArcher, Clay, Wichita48 min
Apr 4, 3:15 AM CDTSevere Thunderstorm WarningOUNArcher45 min
Apr 4, 3:47 AM CDTSpecial Weather StatementOUNWichita28 min
Apr 4, 3:58 AM CDTSevere Thunderstorm WarningOUNClay, Wichita32 min
Apr 4, 4:43 AM CDTSpecial Weather StatementOUNArcher32 min
Apr 4, 7:07 AM CDTSpecial Weather StatementOUNWilbarger23 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2025Every severe thunderstorm warning in 2025

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.