Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 90, NWS Tulsa, OK

April 29, 1995LeFlore County, Sequoyah County, Oklahoma; Sebastian County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 29, 1995, 7:26 AM CDT for LeFlore County, Sequoyah County, Oklahoma; Sebastian County, Arkansas. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Apr 29, 1995, 7:26 AM CDT (12:26 UTC)
Expired
Apr 29, 1995, 8:15 AM CDT
In force
49 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Sebastian County, AR, LeFlore County, OK, Sequoyah County, OK

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 0.4 hours before the alert went out and 202 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, Springfield, MO at 12:00Z on 1995-04-29Temperature 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, Springfield, MO at 12:00Z on 1995-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 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
631 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
200 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 291227
SVRTUL
ARC131-OKC135-079-291315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
726 AM CDT SAT APR 29 1995
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL ARKANSAS
 
   ...SEBASTIAN COUNTY
 
 
IN EAST CENTRAL OKLAHOMA
 
   ...EASTERN SEQUOYAH COUNTY
 
IN SOUTHEAST OKLAHOMA
 
   ...NORTHERN LE FLORE COUNTY
 
AT 723 PM WEATHER SERVICE RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
OVER SEQUOYAH AND NORTHERN LEFLORE COUNTY...MOVING SOUTHEAST AT 35 MPH.
SPIRO AND FORT SMITH ARE IN THE PATH OF THESE STORMS.  RADAR INDnICATES
THAT WINDS OVER 60 MPH ARE LIKELY WITH THIS LINE OF STORMS.  PEA TO DIME
SIZE HAIL IS ALSO POSSIBLE.

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 Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 29, 5:10 AM CDT, 2 hours 16 minutes earlier.

Area forecast discussion, Apr 29, 5:10 AM CDT, 2 hours 16 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE TULSA OK
505 AM CDT SAT APR 29 1995

WITH UP TO 3 INCHES OF RAINFALL OVER PORTIONS OF NE OK...AND RAIN
SHIELD EXTENDING WELL N INTO SW KS...WL ISSUE FFA THROUGH NOON
OVR PARTS OF NE OK.

.TUL...FFA UNTIL NOON OK ZNS 54>64/67>69.

HODGES

In the hours before

Local storm report, Apr 29, 3:04 AM CDT, 4 hours 22 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
300 AM CDT SAT APR 29 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

232 AM     HOMINY             f       OK   0.75 INCH HAIL
04/29/95   OSAGE

255 AM     AVANT                     OK   0.75 INCH HAIL
04/29/95   OSAGE
Local storm report, Apr 29, 4:05 AM CDT, 3 hours 21 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
404 AM CDT SAT APR 29 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

340 AM     2 MI E OF CLAREMORE       OK   60 MPH WINDS
04/29/95   ROGERS
Local storm report, Apr 29, 4:46 AM CDT, 2 hours 40 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
445 AM CDT SAT APR 29 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

445 AM     3 MI N OF LOCUST GROVE    OK   0.88 INCH HAIL
04/29/95   MAYES
Special weather statement, Apr 29, 5:28 AM CDT, 1 hour 58 minutes before
ARZ001-002-010-011-019-029-OKZ054>077-301200-

EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
600 AM CDT SAT APR 29 1995

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS OVER ALL OF EASTERN
OKLAHOMA AND NORTHWEST KANSAS TODAY INTO THIS EVENING.

A COMPLEX OF THUNDERSTORMS WILL CONTINUE TO MOVE SOUTHEAST THROUGH
NORTHEAST AND EASTCENTRAL OKLAHOMA AND INTO NORTHWEST ARKANSAS THIS
MORNING. SEVERE THUNDERSTORMS WILL BE POSSIBLE ON THE LEADING EDGE
OF THIS COMPLEX WITH AN EXTENDED PERIOD OF HEAVY RAIN IN ITS WAKE.
SO EVEN WITH THE PASSAGE OF THE STRONG TO SEVERE THUNDERSTORMS...
THERE WILL BE A THREAT FOR FLASH FLOODING DURING THE MORNING.

THE THUNDERSTORMS MAY CONTINUE TO DEVELOP SOUTHWARD INTO SOUTHEAST
OKLAHOMA ALSO DURING THE MORNING AS MOISTURE CONTINUES TO FEED INTO
THE SYSTEM FROM THE SOUTH. A FEW OF THESE STORMS MAY ALSO BE SEVERE
WITH STRONG WINDS AND LARGE HAIL.

THERE SHOULD BE A BREAK IN THE SHOWERS AND THUNDERSTORMS OVER
EASTERN OKLAHOMA AND NORTHWEST ARKANSAS BY MIDDAY. A LOW PRESSURE
SYSTEM WILL DROP SOUTHEAST INTO NORTH TEXAS DURING THE DAY WITH A
WARM FRONT EXTENDING INTO SOUTHEAST OKLAHOMA. MOISTURE WILL
CONTINUE TO INCREASE ALONG AND SOUTH OF THIS FRONT AND FURTHER
DESTABILIZE THE ATMOSPHERE THIS AFTERNOON. CONVERGENCE NEAR THE
FRONT MAY BE ENOUGH TO GENERATE SCATTERED AFTERNOON THUNDERSTORMS.
IF THESE STORMS DEVELOP THEY COULD POSSIBLY BECOME SEVERE WITH
LARGE HAIL AND STRONG WINDS. THESE STORMS SHOULD REMAIN SOUTH OF A
LINE FROM FORT SMITH TO MCALESTER AND COULD LAST INTO THE EVENING
HOURS BEFORE DISSIPATING.

NORTH OF THE WARM FRONT IN NORTHEAST OKLAHOMA AND NORTHWEST
ARKANSAS...SEVERE THUNDERSTORMS ARE NOT EXPECTED THIS AFTERNOON OR
THIS EVENING. THERE IS A SLIGHT CHANCE FOR SHOWER OR THUNDERSTORM
REDEVELOPMENT IN THIS AREA BUT THIS MORNINGS ACTIVITY SHOULD HELP
STABILIZE THE ATMOSPHERE.

EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS IN THE RISK
AREA SHOULD BE PREPARED FOR ACTIVATION THIS MORNING. THOSE SOUTH OF
A FORT SMITH TO MCALESTER LINE SHOULD ALSO BE PREPARED FOR
ACTIVATION THIS AFTERNOON AND THIS EVENING. AN UPDATED OUTLOOK WILL
BE ISSUED AROUND 1PM.
Special weather statement, Apr 29, 5:44 AM CDT, 1 hour 42 minutes before
ARZ001-002-010-011-019-029-OKZ054>077-301200-

EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
600 AM CDT SAT APR 29 1995

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS OVER EASTERN
OKLAHOMA AND NORTHWEST ARKANSAS THIS MORNING.

THERE IS A ANOTHER SLIGHT RISK FOR SEVERE THUNDERSTORMS OVER
SOUTHEAST OKLAHOMA AND THE FORT SMITH AREA LATE THIS AFTERNOON AND
THIS EVENING.

A COMPLEX OF THUNDERSTORMS WILL CONTINUE TO MOVE SOUTHEAST THROUGH
NORTHEAST AND EASTCENTRAL OKLAHOMA AND INTO NORTHWEST ARKANSAS THIS
MORNING. SEVERE THUNDERSTORMS WILL BE POSSIBLE ON THE LEADING EDGE
OF THIS COMPLEX WITH AN EXTENDED PERIOD OF HEAVY RAIN IN ITS WAKE.
SO EVEN WITH THE PASSAGE OF THE STRONG TO SEVERE THUNDERSTORMS...
THERE WILL BE A THREAT FOR FLASH FLOODING DURING THE MORNING.

THE THUNDERSTORMS MAY CONTINUE TO DEVELOP SOUTHWARD INTO SOUTHEAST
OKLAHOMA ALSO DURING THE MORNING AS MOISTURE CONTINUES TO FEED INTO
THE SYSTEM FROM THE SOUTH. A FEW OF THESE STORMS MAY ALSO BE SEVERE
WITH STRONG WINDS AND LARGE HAIL.

THERE SHOULD BE A BREAK IN THE SHOWERS AND THUNDERSTORMS OVER
EASTERN OKLAHOMA AND NORTHWEST ARKANSAS BY MIDDAY. A LOW PRESSURE
SYSTEM WILL DROP SOUTHEAST INTO NORTH TEXAS DURING THE DAY WITH A
WARM FRONT EXTENDING INTO SOUTHEAST OKLAHOMA. MOISTURE WILL
CONTINUE TO INCREASE ALONG AND SOUTH OF THIS FRONT AND FURTHER
DESTABILIZE THE ATMOSPHERE THIS AFTERNOON. CONVERGENCE NEAR THE
FRONT MAY BE ENOUGH TO GENERATE SCATTERED AFTERNOON THUNDERSTORMS.
IF THESE STORMS DEVELOP THEY COULD POSSIBLY BECOME SEVERE WITH
LARGE HAIL AND STRONG WINDS. THESE STORMS SHOULD REMAIN SOUTH OF A
LINE FROM FORT SMITH TO MCALESTER AND COULD LAST INTO THE EVENING
HOURS BEFORE DISSIPATING.

NORTH OF THE WARM FRONT IN NORTHEAST OKLAHOMA AND NORTHWEST
ARKANSAS...SEVERE THUNDERSTORMS ARE NOT EXPECTED THIS AFTERNOON OR
THIS EVENING. THERE IS A CHANCE FOR SHOWER OR THUNDERSTORM
REDEVELOPMENT IN THIS AREA BUT THIS MORNINGS ACTIVITY SHOULD HELP
STABILIZE THE ATMOSPHERE.

EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS IN THE RISK
AREA SHOULD BE PREPARED FOR ACTIVATION THIS MORNING. THOSE SOUTH OF
A FORT SMITH TO MCALESTER LINE SHOULD& ALSO BE PREPARED FOR
ACTIVATION THIS AFTERNOON AND THIS EVENING. AN UPDATED OUTLOOK WILL
BE ISSUED AROUND 1PM.
Local storm report, Apr 29, 6:31 AM CDT, 55 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
630 AM CDT SAT APR 29 1995

TIME(CDT)  .....CITY LOCATION.....   ST   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

615 AM     STILWELL                  OK   WIND GUSTS UP TO 60 MPH
04/29/95   ADAIR

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 1:05 AM CDTSevere Thunderstorm WarningTSAOsage55 min
Apr 29, 1:54 AM CDTSevere Thunderstorm WarningTSAOsage, Washington66 min
Apr 29, 1:54 AM CDTSevere Thunderstorm WarningTSANowata66 min
Apr 29, 2:50 AM CDTFlash Flood WarningTSANowata, Osage, Washington3 hr
Apr 29, 2:54 AM CDTSevere Thunderstorm WarningTSAOsage, Tulsa51 min
Apr 29, 3:03 AM CDTSevere Thunderstorm WarningTSARogers, Washington42 min
Apr 29, 3:41 AM CDTSevere Thunderstorm WarningTSAMayes, Rogers49 min
Apr 29, 3:56 AM CDTFlash Flood WarningTSAPawnee, Rogers, Tulsa3 hr
Apr 29, 4:38 AM CDTSevere Thunderstorm WarningTSACherokee, Mayes52 min
Apr 29, 5:09 AM CDTFlash Flood WarningTSACreek3 hr
Apr 29, 5:09 AM CDTFlash Flood WarningTSAWagoner3 hr
Apr 29, 5:57 AM CDTSevere Thunderstorm WarningTSAAdair, Cherokee48 min
Apr 29, 6:10 AM CDTFlash Flood WarningTSAMuskogee3 hr
Apr 29, 7:36 AM CDTFlash Flood WarningTSAMcIntosh, Muskogee3 hr
Apr 29, 9:43 AM CDTSevere Thunderstorm WarningTSALeFlore47 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1995Severe Thunderstorm Warnings in Arkansas, 1995Every 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.