Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 19, NWS Tulsa, OK

April 2, 1994Creek County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 2, 1994, 5:31 PM CST for Creek County, Oklahoma. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Apr 2, 1994, 5:31 PM CST (23:31 UTC)
Expired
Apr 2, 1994, 6:30 PM CST
In force
59 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Creek County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.5 hours before the alert went out and 120 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 12:00Z on 1994-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 12:00Z on 1994-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.1939587897Sfc1 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
1 J/kg
Mixed-layer CIN
-689 J/kg
Mixed-layer LCL
1160 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
327 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 2, 3:45 PM CST, 1 hour 46 minutes earlier.

Area forecast discussion, Apr 2, 3:45 PM CST, 1 hour 46 minutes before
AREA FORECAST DISCUSSION FOR EASTERN OKLAHOMA
NATIONAL WEATHER SERVICE TULSA OK
345 PM CST SAT APR 2 1994

TORNADO WATCH IN EFFECT FOR PARTS OF NE OK UNTIL 8 PM. TSTMS DEVELOPING
TO OUR WEST WILL MOVE EAST ACROSS ERN OK THIS EVENING AS COLD FRONT
JUST ENTERING THE NORTHWEST PART OF OUR FCST AREA MOVES SOUTH INTO THE
AREA. FRONT SHOULD CLEAR EXTREME SE OK AFTER MIDNIGHT. CLOUDINESS WILL
LINGER FOR A FEW HOURS FOLLOWING FROPA BUT A CLEARING TREND SHOULD
COMMENCE FROM NORTH TO SOUTH AFTER MIDNIGHT. WINDS MAY DIMINISH JUST
ENOUGH AROUND DAYBREAK TO ALLOW TEMPS TO FALL TO NEAR FREEZING ALONG
THE KS BORDER BUT NO FREEZE WARNINGS WILL BE ISSUED ATTM. GUIDANCE
TEMPS SEVERAL DEGREES TOO WARM IN NE OK FOR MINS TONIGHT.

QUIET WEATHER EXPECTED SUNDAY THROUGH MONDAY WITH SOUTH WINDS RETURNING
SUNDAY NIGHT AND KEEPING TEMPS FROM BOTTOMING OUT IN MOST AREAS. NGM
MOS TEMPS SEEM A LITTLE LOW SUNDAY BUT ARE REASONABLE IN MOST AREAS
SUNDAY NIGHT. GULF MOISTURE WILL BEGIN TO RETURN NORTH MONDAY BUT WILL
KEEP SKIES MOSTLY SUNNY FOR NOW WITH TEMPS SEVERAL DEGREES WARMER THAN
THE NGM MOS.

ARCTIC FRONT WILL BE LURKING TO THE NORTH BY MONDAY EVENING AND MAY
MOVE INTO NE OK BY SUNRISE TUESDAY. WILL INTRODUCE SHOWERS AND TSTMS TO
THE MONDAY NIGHT PORTION OF THE FCST WITH SEVERE WEATHER A GOOD BET
TUESDAY IF THE FRONT DOES NOT PLUNGE TOO FAR SOUTH. UNFORTUNATELY AVN
GRIDDED DATA WAS NOT AVAILABLE TO SEE 72 HOUR PRODUCTS.

TUL 35/66/44/80/42  6000    MLC 42/68/39/77/54  7000
BVO 33/65/39/80/38  4000    IDB 50/69/37/76/54  6-00

.TUL...NONE.

PLATE

In the hours before

Special weather statement, Apr 2, 1:27 PM CST, 4 hours 4 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, Apr 2, 4:08 PM CST, 1 hour 23 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, Apr 2, 4:26 PM CST, 1 hour 5 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, Apr 2, 5:05 PM CST, 26 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, Apr 2, 5:26 PM CST, 5 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
Apr 2, 4:50 PM CSTSevere Thunderstorm WarningTSAOsage55 min
Apr 2, 5:20 PM CSTSevere Thunderstorm WarningTSAPawnee55 min
Apr 2, 5:54 PM CSTTornado WarningTSACreek66 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1994Every severe thunderstorm warning in 1994

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.