Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 58, NWS Amarillo, TX

May 16, 1997Cimarron County, Oklahoma

NWS Amarillo, TX issued this severe thunderstorm warning at May 16, 1997, 5:39 PM CDT for Cimarron County, Oklahoma. It was in force for 61 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: May 16, 1997, 5:39 PM CDT (22:39 UTC)
Expired: May 16, 1997, 6:40 PM CDT
In force: 61 min
Issued by: NWS Amarillo, TX
Area: Whole counties

County Cimarron County, OK

The radar

The Amarillo radar (KAMA), 183 km from the middle of the area, began a volume at 22:40 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.7 hours before the alert went out and 184 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1109 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -113 m²/s²
0-3 km storm-relative helicity: -73 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

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 Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 16, 3:41 PM CDT, 1 hour 58 minutes earlier.

Area forecast discussion, May 16, 3:41 PM CDT, 1 hour 58 minutes before

TEXAS/OKLAHOMA PANHANDLES AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
315 PM CDT FRI MAY 16 1997

LOW-LVL MSTR HAS CONTD FEED INTO PNHDLS TDA...IN SPITE OF SWLY SFC
WNDS.  DWPTS HAVE HELD IN MID 50S OVR MOST SXNS.  WITH TEMPS IN UPR
70S TO LOWER 80S ATTM...RESULT IS LI/S FM -4 TO -6.  CAP IS NRLY
ERODED AREA-WIDE.  SFC TROF LYING JUST TO NE OF AREA HAS BCM ACTIVE
...WITH SVR WRNG FOR ERN UNION CO NM IN EFFECT ATTM.  WK FLOW ALF WL
DIRECT TSTMS TO SE.  HIEST POPS TNGT IN NERN ZNS WHERE PROXIMITY TO
SFC BNDRY IS CLOSEST AND WHERE STGR LOW-LVL WNDS WL PROVIDE BETTER
INFLOW.   H5 RDG UNDERGOES SOME DAMPENING DURG DAY ON SAT.  SFC WNDS
BCM MORE SLY AND BGN TO INCR DURG SAT AFTN...SPCLY OVR ERN ZNS.
GREATEST INSTBY WL LIE FM SW TO NE ACRS AREA...BUT SFC TROF EXPCD TO
RMN W OF AREA.  THUS WL CONT WITH LOW POPS SAT NGT THRU SUN NGT.  BY
SUN MRNG H5 RDG RETREATS TO WRN OLD MEX.  CDFNT MOVS THRU AREA MON.
H5 FLOW BACKS TO SWLY &AHD OF DVLPG TROF TUE AND WED.  ERGO GOOD CHC
TRW THRU EXTDD.  03

.AMA...
TX...NONE.
OK...NONE.

COCKRELL

In the hours before

Special weather statement, May 16, 12:27 PM CDT, 5 hours 12 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, May 16, 12:29 PM CDT, 5 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1997 Every severe thunderstorm warning in 1997

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.