Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 672, NWS Norman, OK

July 22, 1995Kay County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jul 22, 1995, 1:01 AM CDT for Kay County, Oklahoma. It was in force for 44 min.

The area

The counties it named.

The facts

Issued: Jul 22, 1995, 1:01 AM CDT (06:01 UTC)
Expired: Jul 22, 1995, 1:45 AM CDT
In force: 44 min
Issued by: NWS Norman, OK
Area: Whole counties

County Kay County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 6.0 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: 3489 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 1356 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 97 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 4.5

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 21, 3:25 PM CDT, 9 hours 36 minutes earlier.

Area forecast discussion, Jul 21, 3:25 PM CDT, 9 hours 36 minutes before

FPUS3 KOKC 212025
AFDOKC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
325 PM CDT FRI JUL 21 1995

LOOKS LIKE CONT SCT RW/TRW FOR TNGT AND TMW BEFORE RIDGE BEGINS
TO NOSE INTO FA AND CAP STRENGTHENS AND SHUTS US OUT.  EVEN THEN
WITH SOME NWLY FLOW RMNG ACROSS N OKLA WL LV LOW POPS IN THE N
ZNS THRU THE FCST.

CU HAS BEEN BUBBLING LAST HOUR OR TWO.  WL MAKE LAST MINUTE
ADJUSTMENTS FOR FIRST PD POPS LOOKING AT SATEL AND RADAR JUST
BEFORE ISSUING ZONES.

MOS TEMPS LOOK OK.

FCSTID =  26
FIRST GUESS:
OKC   71  96  73  97 /  20  20  10  10
HBR   74  99  74 100 /  20  20  10  10
SPS   74  99  74 100 /  20  20  10  10
GAG   70  96  70  96 /  20  20  20  20
PNC   74  97  75  97 /  20  20  20  20
DUA   75  95  76  96 /  30  20  10  10

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

In the hours before

Local storm report, Jul 21, 9:29 PM CDT, 3 hours 32 minutes before

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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 21, 7:08 PM CDT	Severe Thunderstorm Warning	OUN	Grant	52 min
Jul 21, 7:14 PM CDT	Severe Thunderstorm Warning	OUN	Caddo	46 min
Jul 21, 7:36 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Grant	39 min
Jul 21, 7:39 PM CDT	Tornado Warning	OUN	Caddo	36 min
Jul 21, 8:08 PM CDT	Severe Thunderstorm Warning	OUN	Caddo	52 min
Jul 21, 8:58 PM CDT	Severe Thunderstorm Warning	OUN	Caddo	47 min
Jul 21, 9:59 PM CDT	Severe Thunderstorm Warning	OUN	Harper, Woods, Woodward	46 min
Jul 21, 10:41 PM CDT	Severe Thunderstorm Warning	OUN	Harper, Woods, Woodward	49 min
Jul 21, 11:27 PM CDT	Severe Thunderstorm Warning	OUN	Major, Woods, Woodward	48 min
Jul 21, 11:53 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Major	52 min
Jul 22, 12:38 AM CDT	Severe Thunderstorm Warning	OUN	Garfield, Major	52 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1995 Every 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.