Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 330, NWS Tulsa, OK

July 22, 1996Okmulgee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 22, 1996, 10:08 PM CDT for Okmulgee County, Oklahoma. It was in force for 67 min. 2 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 22, 1996, 10:08 PM CDT (03:08 UTC)
Expired
Jul 22, 1996, 11:15 PM CDT
In force
67 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Okmulgee County, OK

What was reported inside it

TimeReportWhereRemark
Jul 22, 10:20 PM CDTHail 0.75Beggs, OK
Jul 22, 10:44 PM CDTHail 0.88Okmulgee, 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

Norman, OK (KOUN), launched 00:00Z, 3.1 hours before the alert went out and 138 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 1996-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 656 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 00:00Z on 1996-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
656 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
2566 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
82 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.

NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 22, 9:07 PM CDT, 1 hour 1 minute earlier.

Area forecast discussion, Jul 22, 9:07 PM CDT, 1 hour 1 minute before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
905 PM CDT MON JUL 22 1996

STAYING BUSY WITH SVR WX.  SFC ANALYSIS/MESONET SHOWS WELL DEFINED
OUTFLOW BNDRY FM SE KS TO SWO TO NR OKC.  PSBL TRIPLE PT LOW ALG
OUTFLOW BNDRY OVR PAWNEE CTY WITH ANOTHER NW/SE BNDRY FM LOW TO TUL
TO NR FSM.  ISOLD TO SCT STG/SVR TSTRMS DVLPG ALG NW/SE BNDRY WHERE
ATMS REMAINS UNSTABLE WITH LIS -4 TO -8 AND CAPES ARND 2000-3000
J/KG.  00Z UA ANALYSIS SUGGESTS A GENERAL SE/SSE MVMT.

WL LWR POPS OVR EXTREME NE OK/NW AR...BEHIND LLVL BNDRY AND TWEAK
REMAINING POPS TO FIT 88D.  NO CHGS TO LTR PDS.

HODGES

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

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 7:54 PM CDTSevere Thunderstorm WarningTSATulsa51 min
Jul 22, 8:19 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee56 min
Jul 22, 8:54 PM CDTSevere Thunderstorm WarningTSACreek, Osage, Pawnee66 min
Jul 22, 9:04 PM CDTSevere Thunderstorm WarningTSARogers, Wagoner41 min
Jul 22, 9:06 PM CDTSevere Thunderstorm WarningTSATulsa54 min
Jul 22, 9:49 PM CDTTornado WarningTSATulsa26 min
Jul 22, 9:55 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee50 min
Jul 22, 10:11 PM CDTSevere Thunderstorm WarningTSACreek, Osage, Tulsa49 min
Jul 22, 11:27 PM CDTSevere Thunderstorm WarningTSAMuskogee, Wagoner63 min
Jul 22, 11:27 PM CDTSevere Thunderstorm WarningTSAMcIntosh63 min
Jul 22, 11:47 PM CDTSevere Thunderstorm WarningTSACraig, Ottawa43 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.