Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 352, NWS Tulsa, OK

July 30, 1996Adair County, Sequoyah County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 30, 1996, 1:25 AM CDT for Adair County, Sequoyah County, Oklahoma. It was in force for 65 min. 4 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 30, 1996, 1:25 AM CDT (06:25 UTC)
Expired
Jul 30, 1996, 2:30 AM CDT
In force
65 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Adair County, OK, Sequoyah County, OK

What was reported inside it

TimeReportWhereRemark
Jul 30, 1:25 AM CDTThunderstorm WindWatts, OK
Jul 30, 1:35 AM CDTThunderstorm WindGore, OK
Jul 30, 1:35 AM CDTThunderstorm Wind 52Vian, OK
Jul 30, 1:45 AM CDTThunderstorm WindWestville, OK

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.4 hours before the alert went out and 157 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 00:00Z on 1996-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 120 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, Springfield, MO at 00:00Z on 1996-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 square meters per square second.193958Sfc1 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
120 J/kg
Mixed-layer CIN
-116 J/kg
Mixed-layer LCL
1250 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 300625
SVRTUL
OKC001-135-300730-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
125 AM CDT TUE JUL 30 1996
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  230 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL OKLAHOMA
 
   ...ADAIR COUNTY...SEQUOYAH COUNTY
 
AT 124 AM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING
FROM SCRAPER TO GORE. THE LINE WAS MOVING EAST AT 20 MPH.
 
VIAN...STILWELL...WATTS...AND SALLISAW ARE IN THE PATH OF THESE STORMS.
 
 
DAMAGING WINDS WITH GUSTS UP TO 65 MPH WILL OCCUR WITH THIS LINE OF
THUNDERSTORMS.  IF YOU ARE IN THE PATH OF THESE STORMS SEEK SHELTER
IMMEDIATELY IN THE LOWEST FLOOR OF YOUR BUILDING OR HOME.  STAY
AWAY FROM OUTSIDE WALLS AND WINDOWS.  IF YOU ARE IN A MOBILE HOME
YOU SHOULD MOVE TO A MORE SUBSTANTIAL STRUCTURE IF ONE IS NEARBY.
 
KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.
 
DURING THE STORM MOVE INDOORS AND STAY AWAY FROM WINDOWS.
TO PROTECT YOURSELF FROM LIGHTNING DO NOT USE THE TELEPHONE
OR HAND HELD ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY.
MOTORISTS SHOULD BE ALERT FOR WATER O~N ROADWAYS AND NEVER
DRIVE ONTO A FLOODED ROAD.

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 Jul 29, 8:56 PM CDT, 4 hours 29 minutes earlier.

Area forecast discussion, Jul 29, 8:56 PM CDT, 4 hours 29 minutes before
NORTHWEST ARKANSAS/EASTERN OKLAHOMA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
855 PM CDT MON JUL 29 1996

00Z UA ANALYS INDCTS S/W ROTATING SEWD OUT OF FA THIS EVE.  TSTMS ACRS
SRN PTNS OF FA SHUD BGN TO DCRS SHRTLY AS UPR SUPPORT MOVS EWD.  HWVR
CDFNT RMNS NW OF FA AND CANNOT DISMISS PSBL REDVLPMNT LT TNGT...SPCLY
IF SLY LO LVL JET REESTBLSHS TO THE WEST OVRNGT.  SATL PICS INDCT
ANOTHR S/W MOVG SWD OUT OF UPR MS VLY.  IF MCS DVLPS FM TH"IS S/W...
IT WUD AFFECT MNLY NWRN AR LT TNGT.  WL MAKE ONLY MINOR CHGS ON THIS
UPDATE.   /11

.TUL...
OK...NONE.
AR...NONE.

In the hours before

Local storm report, Jul 29, 11:24 PM CDT, 2 hours 1 minute before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1121 PM CDT MON JUL 29 1996

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

1107 PM    5 S TULSA
        OK   70 MPH WIND GUST
07/29/96   TULSA

1115 PM    CATOOSA                   OK   1.00 INCH HAIL
07/29/96   ROGERS
Local storm report, Jul 29, 11:38 PM CDT, 1 hour 47 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1137 PM CDT MON JUL 29 1996

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

1035 PM    3 W PENSACOLA     *        OK   0.75 INCH HAIL
07/29/96   MAYES
Local storm report, Jul 30, 12:17 AM CDT, 1 hour 8 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1215 AM CDT TUE JUL 30 1996

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

1105 PM    4 S OWASSO                OK    1.75 INCH HAIL
07/29/96   TULSA

1146 PM    4 W PRYOR                 OK    0.75 INCH HAIL
7/29/96    MAYES

1155 PM    6 SW PRYOR                OK    60 MPH WIND GUST
7/29/96    MAYES

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 10:31 PM CDTSevere Thunderstorm WarningTSAMayes44 min
Jul 29, 10:58 PM CDTSevere Thunderstorm WarningTSARogers, Tulsa47 min
Jul 29, 11:42 PM CDTSevere Thunderstorm WarningTSAMayes, Rogers48 min
Jul 30, 12:26 AM CDTSevere Thunderstorm WarningTSAMayes49 min
Jul 30, 12:53 AM CDTSevere Thunderstorm WarningTSAAdair, Delaware37 min
Jul 30, 1:01 AM CDTSevere Thunderstorm WarningTSACherokee44 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.