Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 57, NWS Tulsa, OK

April 19, 1992Pittsburg County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 19, 1992, 11:50 AM CDT for Pittsburg County, Oklahoma. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Apr 19, 1992, 11:50 AM CDT (16:50 UTC)
Expired
Apr 19, 1992, 12:30 PM CDT
In force
40 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Pittsburg County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 4.8 hours before the alert went out and 154 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 12:00Z on 1992-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1992-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
649 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KTUL 191651
SVRTUL
OKC121-191730-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1150 AM CDT SUN APR 19 1992
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES ...
 
IN SOUTHEAST OKLAHOMA
 
   ...EASTERN PITTSBURG COUNTY
 
AT 1147 AM RADAR INDICATED A SEVERE THUNDERSTORM NEAR HAILEYVILLE.
THE THUNDERSTORM WAS MOVING NORTHEAST AT 40 MPH. ADAMSON IS IN THE
PATH OF THE STORM.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
LARGE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN.  FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS.

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

Special weather statement, Apr 19, 6:48 AM CDT, 5 hours 2 minutes before
OKZ029-030-191300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
650 AM CDT SUN APR 19 1992

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR A LARGE PART OF
EASTERN OKLAHOMA UNTIL 11 AM THIS MORNING...

AT 645 AM WEATHER RADAR CONTINUED TO SHOW SHOWERS AND THUNDERSTORMS
MOVING ACROSS EASTERN OKLAHOMA.  THE STRONGEST STORMS WERE MOVING
FROM CREEK COUNTY INTO TULSA COUNTY...AND WILL BE MOVING THROUGH THE
TULSA METROPOLITAN AREA DURING THE NEXT HOUR.

BRIEF HEAVY RAINS AND FREQUENT DANGEROUS LIGHTNING STRIKES WILL
ACCOMPANY THESE STORMS.  GUSTY WINDS AND HAIL ARE ALSO POSSIBLE
WITH THESE STORMS.

STAYED TUNED TO THIS STATION FOR FURTHER STATEMENTS OR POSSIBLE
WARNINGS FRZOM THE NATIONAL WEATHER SERVICE.
Special weather statement, Apr 19, 9:15 AM CDT, 2 hours 35 minutes before
OKZ026>034-040-191515-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
913 AM CDT SUN APR 19 1992

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PARTS OF EASTERN
OKLAHOMA UNTIL 11AM.

AT 910 AM RADAR INDICATED A BAND OF SHOWERS AND THUNDERSTORMS FROM
CRAIG AND OTTAWA COUNTIES TO PITTSBURG COUNTY.  THE SHOWERS AND
THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH.  THERE HAVE BEEN NO
REPORTS OF SEVERE WEATHER IN EASTERN OKLAHOMA THIS MORNING...HOWEVER
THUNDERSTORMS OVER JOHNSTON AND COAL COUNTIES HAVE SHOWN A SLOW
INCREASE IN INTENSITY AS THEY MOVED TOWARD PITTSBURG COUNTY.  THESE
THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS AND HAIL.

SEVERE THUNDERSTORM WATCH NUMBER 149 IS NO LONGER IN EFFECT FOR THE
FOLLOWING COUNTIES IN EASTERN OKLAHOMA...

OSAGE...WASHINGTON...TULSA...CREEK...OKMULGEE...OKFUSKEE AND PAWNEE.

STAY TUNED TO THIS STATION FOR FURTHER INFORMATION FROM THE NATIONAL
WEATHER SERVICE.
Special weather statement, Apr 19, 10:11 AM CDT, 1 hour 39 minutes before
OKZ026>034-040-191600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1010 AM CDT SUN APR 19 1992

SEVERE THUNDERSTORM WATCH NUMBER 149 REMAINS IN EFFECT UNTIL 11AM FOR
THE FOLLOWING COUNTIES IN EASTERN OKLAHOMA...

ADAIR...HASKELL...PITTSBURG...LATIMER...SEQUOYAH AND LEFLORE.

AT 1005 AM STRONG THUNDERSTORMS CONTINUED FROM PITTSBURG COUNTY
SOUTHWEST TO THE RED RIVER.  THESE THUNDERSTORMS MAY PRODUCE GUSTY
WIND AND SMALL HAIL AS THEY TRACK NORTHEAST AT 30 TO 40 MPH.  THESE
STORM HAVE NOT PRODUCED SEVERE WEATHER THIS MORNING AND IF THE
THUNDERSTORMS DO NOT INCREASE SOON THE REMAINDER OF THE WATCH WILL BE
ALLOWED EXPIRE AT 11AM.

STAY TUNED TO THIS STATION FOR FURTHER INFORMATION FROM THE NATIONAL
WEATHER SERVICE.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 10:51 AM CDTSevere Thunderstorm WarningTSAPittsburg54 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.