Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 98, NWS Tulsa, OK

May 16, 1992Muskogee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 16, 1992, 3:04 PM CDT for Muskogee County, Oklahoma. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
May 16, 1992, 3:04 PM CDT (20:04 UTC)
Expired
May 16, 1992, 3:45 PM CDT
In force
41 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Muskogee County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 8.1 hours before the alert went out and 188 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 1992-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 471 joules per kilogram.LCLLFCEL10008507005003002001001 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 1992-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -36 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
471 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
980 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-36 m²/s²
0-3 km storm-relative helicity
-33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 162005
SVRTUL
OKC101-162045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
304 PM CDT SAT MAY 16 1992
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES ...
 
IN EAST CENTRAL OKLAHOMA
 
   ...MUSKOGEE COUNTY
 
AT 300 PM RADAR INDICATED A SEVERE THUNDERSTORM NEAR KEEFETON MOVING
TO THE NORTHWEST AT 25 MILES AN HOUR. THIS MOVEMENT WILL TAKE THE
STORM NEAR THE CITY OF MUSKOGEE BEFORE 330 PM.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
LARGE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN.  FOR YOUR
PROTECTION MOVE TO AN INTERIOR2 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, May 16, 1:34 PM CDT, 1 hour 30 minutes before
OKZ026>034-040-171200-
EASTERN OKLAHOMA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
130 PM CDT SAT MAY 16 1992

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS EASTERN
OKLAHOMA THROUGH THIS EVENING.

A MOIST AND UNSTABLE AIRMASS REMAINS IN PLACE ACROSS EASTERN
OKLAHOMA THIS AFTERNOON.  CLOUDS HAVE BEEN ON THE INCREASE ACROSS
THE AREA TODAY AS AN UPPER LEVEL LOW PRESSURE SYSTEM OVER TEXAS
DRAWS MOISTURE NORTHWARD.  THIS INCREASE IN CLOUD COVER HAS KEEP
TEMPERATURES SLIGHTLY COOLER OVER THE AREA TODAY...HOWEVER ENOUGH
WARMING HAS OCCURRED TO ALLOW SCATTERED SHOWERS AND THUNDERSTORMS
TO DEVELOP EARLY THIS AFTERNOON.

THUNDERSTORM DEVELOPMENT IS EXPECTED TO REMAIN WIDELY SCATTERED
OVER EASTERN OKLAHOMA...HOWEVER SUFFICIENT INSTABILITY IS PRESENT
TO ALLOW A FEW STORMS TO BRIEFLY REACH SEVERE LIMITS.  LARGE HAIL
AND STRONG WINDS WILL BE THE MAIN THREAT.
WITH THE LOSS OF DAYTIME HEATING ANY THUNDERSTORMS THAT DEVELOP ARE
T0HEN EXPECTED TO DIMINISH LATER THIS EVENING.

CIVIL DEFENSE AND SPOTTER GROUPS OVER THE AREA SHOULD REMAIN ALERT
AND BE READY FOR ACTIVATION IF NECESSARY THIS AFTERNOON AND THIS
EVENING.
Special weather statement, May 16, 2:19 PM CDT, 45 minutes before
OKZ031-033-162015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
218 PM CDT SAT MAY 16 1992

...THUNDERSTORMS CONTINUE TO DEVELOP OVER SOUTHEAST AND EAST CENTRAL
OKLAHOMA...

AT 215 PM WEATHER RADAR INDICATED A CLUSTER OF THUNDERSTORMS OVER
EASTERN OKLAHOMA OVER PITTSBURG AND HASKELL COUNTIES.  STRONG STORMS
WERE AROUND THE MACALESTER AREA...AND ALSO MOVING INTO THE LAKE
EUFAULA AREA IN SOUTHERN MCINTOSH COUNTY.

THESE STORMS WERE MOVING TO THE NORTHWEST AT 25 MILES AN HOUR AND
WILL BE ACCOMPANIED BY HEAVY RAIN AND DANGEROUS LIGHTNING.  SMALL
HAIL AND GUSTY WINDS ARE ALSO LIKELY.
Special weather statement, May 16, 3:02 PM CDT, 2 minutes before
OKZ031-162100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
302 PM CDT SAT MAY 16 1992

...STRONG THUNDERSTORMS CONTINUE MOVING ACROSS EASTERN OKLAHOMA...

AT 300 PM WEATHER RADAR SHOWED STRONG THUNDERSTORMS ACROSS MUSKOGEE...
HASKELL AND LATIMER COUNTIES EXTENDING FROM SOUTH OF MUSKOGEE TO NEAR
STIGLER TO NEAR RED OAK.  OTHER STRONG STORMS WERE OVER WESTERN
MCINTOSH COUNTY AND NORTHERN PITTSBURG COUNTY NEAR INDIANOLA.

THESE STORMS WERE MOVING TO THE NORTHWEST AT 25 MLIES AN HOUR AND
WILL PRODUCE HEAVY RAINS AND DANGEROUS LIGHTNING.  BRIEF GUSTY WINDS
AND SMALL HAIL ARE ALSO LIKELY WITH THE STRONGER STORMS.

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.