Alert archive / Oklahoma / Tornado Warnings in 2026

Tornado Warning 14, NWS Norman, OK

March 6, 2026Seminole County, Oklahoma

NWS Norman, OK issued this tornado warning at Mar 6, 2026, 6:17 PM CST for Seminole County, Oklahoma. It was in force for 28 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 6, 2026, 6:17 PM CST (00:17 UTC)
Expired
Mar 6, 2026, 6:45 PM CST
In force
28 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

County Seminole County, OK

The radar

The Norman radar (KTLX), 63 km from the middle of the area, began a volume at 00:19 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
Mar 6, 2:44 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.3 hours before the alert went out and 72 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 2026-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1928 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, Norman, OK at 00:00Z on 2026-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 203 square meters per square second.19395878Sfc1 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
1928 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
969 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
203 m²/s²
0-3 km storm-relative helicity
237 m²/s²
Significant tornado parameter
2.6
Supercell composite
11.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this tornado 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 tornado warning went out at Mar 6, 4:07 PM CST, 2 hours 10 minutes earlier.

Area forecast discussion, Mar 6, 4:07 PM CST, 2 hours 10 minutes before
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In the hours before

Special weather statement, Mar 6, 2:43 PM CST, 3 hours 34 minutes before
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Special weather statement, Mar 6, 3:07 PM CST, 3 hours 10 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.
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Local storm report, Mar 6, 4:48 PM CST, 1 hour 29 minutes before
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<head>
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  <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>
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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 6:26 PM CSTSevere Thunderstorm WarningOUNSeminole20 min
Mar 6, 7:48 PM CSTSpecial Weather StatementOUNBryan27 min
Mar 6, 9:13 PM CSTSpecial Weather StatementOUNAtoka47 min
Mar 6, 9:21 PM CSTSevere Thunderstorm WarningOUNAtoka, Coal39 min
Mar 6, 11:52 PM CSTSpecial Weather StatementOUNStephens23 min
Mar 7, 12:12 AM CSTSpecial Weather StatementOUNGarvin33 min
Mar 7, 12:14 AM CSTSpecial Weather StatementOUNGarvin31 min
Mar 7, 12:20 AM CSTSpecial Weather StatementOUNStephens25 min
Mar 7, 12:26 AM CSTSevere Thunderstorm WarningOUNCarter, Garvin, Jefferson, Stephens18 min
Mar 7, 12:50 AM CSTSpecial Weather StatementOUNGarvin25 min
Mar 7, 1:12 AM CSTSpecial Weather StatementOUNGarvin, Jefferson, Pottawatomie, Stephens33 min
Mar 7, 1:41 AM CSTAreal Flood AdvisoryOUNCleveland, Garvin, McClain, Pottawatomie, Stephens3 hr
Mar 7, 1:43 AM CSTSpecial Weather StatementOUNGarvin, Pottawatomie, Seminole32 min
Mar 7, 2:13 AM CSTSpecial Weather StatementOUNCarter, Garvin, Jefferson, Murray, Seminole32 min
Mar 7, 2:47 AM CSTSpecial Weather StatementOUNPontotoc28 min
Mar 7, 3:04 AM CSTSpecial Weather StatementOUNCarter, Johnston, Marshall, Murray26 min
Mar 7, 3:14 AM CSTSevere Thunderstorm WarningOUNBryan, Carter, Coal, Garvin, Hughes, Johnston and 3 more46 min
Mar 7, 3:50 AM CSTSevere Thunderstorm WarningOUNAtoka, Coal, Hughes, Johnston, Pontotoc40 min
Mar 7, 12:17 AM CSTSpecial Weather StatementOUNArcher28 min
Mar 7, 1:09 AM CSTSpecial Weather StatementOUNClay36 min
Mar 7, 1:46 AM CSTSpecial Weather StatementOUNClay29 min

Nearby

Tornado Warnings in Oklahoma, 2026Every tornado warning in 2026Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.