Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 103, NWS Norman, OK

April 16, 1995Carter County, Johnston County, Murray County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Apr 16, 1995, 9:23 PM CDT for Carter County, Johnston County, Murray County, Oklahoma. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Apr 16, 1995, 9:23 PM CDT (02:23 UTC)
Expired
Apr 16, 1995, 10:15 PM CDT
In force
52 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Carter County, OK, Johnston County, OK, Murray County, OK

The radar

The Norman radar (KTLX), 112 km from the middle of the area, began a volume at 02:23 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

Norman, OK (KOUN), launched 00:00Z, 2.4 hours before the alert went out and 103 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 1995-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1535 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 1995-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.1939587897117136Sfc1 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
1535 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
816 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
-66 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.3

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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 16, 2:01 PM CDT, 7 hours 22 minutes earlier.

Area forecast discussion, Apr 16, 2:01 PM CDT, 7 hours 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OKLAHOMA
155 PM CDT SUN APR 16 1995

NOT MUCH TIME FOR DISC DUE TO RPDLY DVLPG SVR STMS IN FCST AREA. WK FNT
SHUD FALL IN PLACE BHND NRLY STNRY DRYLN ACRS NWRN OK...THEN LIFT BACK
TO THE NW LATE TNGT AND ERLY MON. PREFER SLOER ETA SLON GVN THE W COAST
SYS IS STILL DIGGING AT MIDDAY. THIS WOULD DELAY DRYLN SURGE A FEW
HOURS. STG WINDS FLDS AND HI CAPE SUG SUPERCELL POTL TNGT AND ESP
MONDAY. MON NGT-TUE SHUD SEE CLRG AND SUBSIDENCE WITH TREND TWD COOLER
TEMPS.  NEXT CHC OF PCPN WL BEGIN WED AS SWLY FLOW AND ISENTROPIC LIFT
RETURN. DETAILS OF EFP QUITE UNCERTAIN DUE TO TIMING OF STG WVS...BUT
INCRG MSTR AND SWLY FLOW ALFT SUG CHC OF STMS THRU PD WITH SLO WARMING.

..16..

HBR   60  79  47  73 / 40  40  10  0
OKC   66  78  50  72 / 30  50  10  0
SPS   67  80  52  75 / 20  50  10  0
GAG   53  71  42  69 / 20  20  0   0
PNC   62  76  47  69 / 50  50  10  0
DUA   66  79  54  75 / 10  40  50  10

.OKC...NONE.
.TX...NONE.

In the hours before

Local storm report, Apr 16, 5:33 PM CDT, 3 hours 50 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, Apr 16, 5:36 PM CDT, 3 hours 47 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, Apr 16, 8:03 PM CDT, 1 hour 20 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, Apr 16, 9:14 PM CDT, 9 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.

IssuedProductOfficeCountiesLasted
Apr 16, 7:06 PM CDTSevere Thunderstorm WarningOUNCarter, Garvin, Jefferson, Stephens54 min
Apr 16, 7:06 PM CDTSevere Thunderstorm WarningOUNCotton54 min
Apr 16, 7:06 PM CDTSevere Thunderstorm WarningOUNGrady54 min
Apr 16, 8:00 PM CDTSevere Thunderstorm WarningOUNJefferson60 min
Apr 16, 8:00 PM CDTSevere Thunderstorm WarningOUNStephens60 min
Apr 16, 8:13 PM CDTSevere Thunderstorm WarningOUNPayne47 min
Apr 16, 8:27 PM CDTSevere Thunderstorm WarningOUNCarter, Murray63 min
Apr 16, 9:58 PM CDTSevere Thunderstorm WarningOUNBryan, Johnston, Marshall62 min
Apr 16, 10:40 PM CDTSevere Thunderstorm WarningOUNAtoka, Bryan50 min
Apr 17, 5:12 AM CDTSevere Thunderstorm WarningOUNTillman48 min
Apr 17, 4:29 PM CDTSevere Thunderstorm WarningOUNTillman46 min
Apr 17, 4:37 PM CDTTornado WarningOUNTillman38 min
Apr 17, 5:05 PM CDTSevere Thunderstorm WarningOUNComanche40 min
Apr 17, 5:05 PM CDTTornado WarningOUNTillman40 min
Apr 17, 5:19 PM CDTTornado WarningOUNCotton26 min
Apr 17, 5:39 PM CDTTornado WarningOUNCotton36 min
Apr 17, 6:05 PM CDTTornado WarningOUNCotton, Stephens40 min
Apr 17, 6:47 PM CDTTornado WarningOUNGarvin, Stephens43 min
Apr 16, 7:06 PM CDTSevere Thunderstorm WarningOUNArcher, Baylor, Wichita, Wilbarger54 min
Apr 16, 9:00 PM CDTSevere Thunderstorm WarningOUNArcher45 min
Apr 16, 9:31 PM CDTSevere Thunderstorm WarningOUNClay44 min
Apr 16, 10:09 PM CDTSevere Thunderstorm WarningOUNArcher66 min
Apr 17, 4:10 AM CDTSevere Thunderstorm WarningOUNFoard, Hardeman50 min
Apr 17, 4:45 AM CDTSevere Thunderstorm WarningOUNWilbarger45 min
Apr 17, 4:02 PM CDTSevere Thunderstorm WarningOUNFoard, Hardeman, Wilbarger43 min
Apr 17, 4:17 PM CDTTornado WarningOUNWilbarger28 min
Apr 17, 4:45 PM CDTTornado WarningOUNWichita, Wilbarger45 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1995Every severe thunderstorm warning in 1995

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.