Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 112, NWS Norman, OK

April 16, 1992Cleveland County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Apr 16, 1992, 8:45 PM CDT for Cleveland County, Oklahoma. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Apr 16, 1992, 8:45 PM CDT (01:45 UTC)
Expired
Apr 16, 1992, 9:15 PM CDT
In force
30 min
Issued by
NWS Norman, OK
Area
Whole counties

County Cleveland County, OK

The radar

The Norman radar (KTLX), 15 km from the middle of the area, began a volume at 01:46 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, 1.8 hours before the alert went out and 7 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 1992-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 475 joules per kilogram.LCLEL10008507005003002001001 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 1992-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.1939Sfc1 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
475 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1202 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
85 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.

In the hours before

Local storm report, Apr 16, 5:09 PM CDT, 3 hours 36 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
507 PM CDT THU APR 16 1992

TIME(CDT)       COUNTY         REPORT

315 PM          GRADY          DIME SIZE HAIL AT NINNEKAH HIGH SCHOOL.

345 PM          GREER          ONE INCH HAIL 1 1/2 S OF MANGUM.

410 PM          GRADY          HALF DOLLAR SIZE HAIL IN CHICKASHA.

417 PM          LINCOLN        DIME SIZE HAIL IN JACKTOWN.

428 PM          GRADY          DIME SIZE HAIL IN CHICKASHA.

430 PM          KIOWA          DIME SIZE HAIL 2 N AND 3/4 E OF
                               COOPERTON.

434 PM          GRADY          GOLFBALL SIZE HAIL IN CHICKASHA.
                               DIME TO NICKEL SIZE HAIL 2-3 INCHES
                               DEEP.

503 PM          GRADY          2-3 FEET OF WATER ACROSS SEVERAL STREETS
                               IN CHICKASHA.
Local storm report, Apr 16, 5:17 PM CDT, 3 hours 28 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
516 PM CDT THU APR 16 1992

TIME(CDT)       COUNTY         REPORT

428 PM          OKLAHOMA       NICKEL SIZE HAIL IN DEL CITY.
Special weather statement, Apr 16, 5:41 PM CDT, 3 hours 4 minutes before
TXZ019-020-162340-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA FALLS TX
540 PM CDT THU APR 16 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM CDT FOR COTTON COUNTY
OF SOUTHERN OKLAHOMA...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR HARDEMAN
AND FOARD COUNTIES OF NORTH TEXAS UNTIL 900 PM CDT...

AT 535 PM...THE WICHITA FALLS RADAR SHOWED A SEVERE THUNDERSTORM MOVING
THRU THE CHILDRESS VICINITY. THIS THUNDERSTORM HAS PRODUCED LARGE
HAIL TO ONE AND ONE-HALF INCH IN DIAMETER AT THE CHILDRESS AIRPORT.

THIS THUNDERSTORM WILL MOVE INTO WESTERN HARDEMAN COUNTY WITHIN THE
HOUR. A SEVERE THUNDERSTORM WARNING WILL LIKELY BE NEEDED.

ELSEWHERE...THUNDERSTORMS CONTINUE GENERALL^Y ALONG AND NORTH OF A
ALTUS...LAWTON OKLAHOMA LINE. THIS AREA OF THUNDERSTORMS WAS MOVING
SLOWLY TOWARDS THE SOUTHEAST WHILE INDIVIDUAL THUNDERSTORMS MOVE
TOWARDS THE EAST NORTHEAST.
Local storm report, Apr 16, 6:20 PM CDT, 2 hours 25 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
618 PM CDT THU APR 16 1992

TIME(CDT)       COUNTY         REPORT
500 PM          CADDO        DIME SIZE HAIL 4.5 MILES SE OF VERDEN.
503 PM          GRADY        2 TO 3 FEET OF WATER ACROSS SEVERAL STREETS
                             IN CHICKASHA.
545 PM          JACKSON      UP TO HALF DOLLAR SIZE HAIL 3.25 MILES NW
                             OF ALTUS.
551 PM          COMANCHE     HAIL APPROACHING GOLFBALL SIZE 7 MILES
                             NORTH OF LAWTON.
555 PM          COMANCHE     ONE INCH TO GOLF BALL SIZE HAIL NEAR ELGIN.
555 PM          JACKSON      1 AND 1/2 INCH HAIL IN ALTUS.
600 PM          JACKSON      HAIL DRIFTING 3 TO 11 INCES DEEP, MAINLY
                             HALF DOLLAR TO 1 AND 1/2 INCHES IN ALTUS.
600 PM          COMANCHE     1-2 FEET OF WATER ACROSS HE BAILEY TURNPIKE
                             IN PLACES N OF LAWTON. ALSO... HAIL UP TO
                             GOLF BALL SIZE ACCUMULATING ON ROADWAYS.
614 PM          COMANCHE     GOLF BALL SIZE HAIL IN SE LAWTON.
Local storm report, Apr 16, 6:40 PM CDT, 2 hours 5 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
637 PM CDT THU APR 16 1992

TIME(CDT)       COUNTY         REPORT
623 PM          COMANCHE       QUARTER SIZE HAIL IN W LAWTON.

626 PM     [     COMANCHE       2 FEET OF WATER COVERING STREETS IN
                               DOWNTOWN LAWTON.

636 PM          COMANCHE       QUARTER SIZE HAIL IN LAWTON.
Local storm report, Apr 16, 8:30 PM CDT, 15 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 7:29 PM CDTSevere Thunderstorm WarningOUNJackson46 min
Apr 16, 7:36 PM CDTSevere Thunderstorm WarningOUNGarvin, Grady, McClain54 min
Apr 16, 7:57 PM CDTFlash Flood WarningOUNGrady3 hr
Apr 16, 8:13 PM CDTSevere Thunderstorm WarningOUNCleveland32 min
Apr 16, 8:32 PM CDTSevere Thunderstorm WarningOUNMcClain28 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1992Every 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; radar from the NEXRAD Level II archive.