Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 424, NWS Norman, OK

July 16, 1992Grant County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jul 16, 1992, 12:53 AM CDT for Grant County, Oklahoma. It was in force for 67 min.

The area

The counties it named.

The facts

Issued: Jul 16, 1992, 12:53 AM CDT (05:53 UTC)
Expired: Jul 16, 1992, 2:00 AM CDT
In force: 67 min
Issued by: NWS Norman, OK
Area: Whole counties

County Grant County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 5.9 hours before the alert went out and 179 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: 2880 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 1306 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 56 m²/s²
0-3 km storm-relative helicity: 84 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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 15, 9:47 PM CDT, 3 hours 6 minutes earlier.

Area forecast discussion, Jul 15, 9:47 PM CDT, 3 hours 6 minutes before

STATE FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY, OK
920 PM CDT WED JUL 15 1992

TSTMS WHICH WKND OVR NWRN OK HV INTNSFD OVR ERN TX PNHNDL AND HV
CONTD MOVG EWD INTO NWRN PTNS. OTHER CELLS HV DVLPD OVR SERN OK
DURG PAST HOUR AND WITH LOOK AT EVE SNDG...BLV THAT ACTVTY CD DVLP
FM MID LVLS ABOUT ANYWHERE IN STATE. PREV FCST HAD MENTION OF TSTMS MOST
SXNS TNGT THROUGH FRI...WHICH APRS TO BE RSNBL. MINOR CHGS MADE TO WNDS
WHILE TEMPS APR TO BE OK. CDFNT OVR SWRN KS HAS CONTD SAGGING
SWD...AND WNDSHFT MAY BE INTO NWRN OK A LTL FASTER THAN ERYR
ANTICIPATED...SO MADE CHG TO WNDS BDMG NLY OVR NW. MDLS STILL NOT AVBL
BUT EVE U/A INDCTS S/W JUST WEST OF OKC MOVG EWD...WITH H/8 AND SFC
IN DCTG GOOD CONVRGNC. COORD WITH SPS.

10

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

In the hours before

Special weather statement, Jul 16, 12:16 AM CDT, 37 minutes before

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Local storm report, Jul 16, 12:53 AM CDT, 0 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>
      <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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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 15, 10:23 PM CDT	Severe Thunderstorm Warning	OUN	Woods	37 min
Jul 15, 10:51 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper	39 min
Jul 16, 12:02 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Woods	43 min
Jul 16, 12:07 AM CDT	Severe Thunderstorm Warning	OUN	Ellis	53 min
Jul 16, 12:25 AM CDT	Severe Thunderstorm Warning	OUN	Roger Mills	50 min
Jul 16, 12:39 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa	51 min
Jul 16, 1:05 AM CDT	Severe Thunderstorm Warning	OUN	Dewey, Major	55 min
Jul 16, 1:12 AM CDT	Severe Thunderstorm Warning	OUN	Beckham, Roger Mills	63 min
Jul 16, 1:43 AM CDT	Severe Thunderstorm Warning	OUN	Custer	62 min
Jul 16, 1:58 AM CDT	Severe Thunderstorm Warning	OUN	Blaine, Dewey, Major	62 min
Jul 16, 1:58 AM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant	62 min
Jul 16, 2:12 AM CDT	Severe Thunderstorm Warning	OUN	Noble	48 min
Jul 16, 2:15 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Roger Mills	45 min
Jul 16, 2:34 AM CDT	Severe Thunderstorm Warning	OUN	Kay	56 min
Jul 16, 3:01 AM CDT	Severe Thunderstorm Warning	OUN	Logan	44 min
Jul 16, 3:03 AM CDT	Severe Thunderstorm Warning	OUN	Dewey, Ellis	57 min
Jul 16, 3:18 AM CDT	Severe Thunderstorm Warning	OUN	Kingfisher	42 min
Jul 16, 4:14 AM CDT	Severe Thunderstorm Warning	OUN	Oklahoma	46 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1992 Every severe thunderstorm warning in 1992

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.