Alert archive / Oklahoma / Tornado Warnings in 1991

Tornado Warning 26, NWS Tulsa, OK

November 29, 1991Creek County, Tulsa County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Nov 29, 1991, 1:28 PM CST for Creek County, Tulsa County, Oklahoma. It was in force for 32 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
Nov 29, 1991, 1:28 PM CST (19:28 UTC)
Expired
Nov 29, 1991, 2:00 PM CST
In force
32 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Creek County, OK, Tulsa County, OK

What was reported inside it

TimeReportWhereRemark
Nov 29, 1:35 PM CSTHail 1.5Creek, OK
Nov 29, 1:45 PM CSTHail 0.88Tulsa, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 7.5 hours before the alert went out and 143 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 1991-11-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 28 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 1991-11-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 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
28 J/kg
Mixed-layer CIN
-305 J/kg
Mixed-layer LCL
653 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
177 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 291928
TORTUL
OKC037-143-292000-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
128 PM CST FRI NOV 29 1991
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  200 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES ...
 
IN NORTHEAST OKLAHOMA
 
   ...NORTHERN CREEK COUNTY...WESTERN TULSA COUNTY
 
AT 125 PM WEATHER RADAR INDICATED A TORNADO 5 MILES SOUTHWEST OF
MANNFORD MOVING TO THE NORTHEAST AT 50 MILES AN HOUR.
 
THE TOWN OF SAND SPRINGS COULD BE AFFECTED BY THIS STORM DURING THE
NEXT 15 MINUTES.
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE IN THE
PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILA BLE.
OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.
STAY AWAY FROM OUTSIDE WALLS AND AVOID WINDOWS.  ABANDON CARS AND
MOBILE HOMES FOR A REINFORCED BUILDING OR GET IN A GROUND DEPRESSION.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 29, 1:17 PM CSTSevere Thunderstorm WarningTSACreek, Tulsa43 min
Nov 29, 1:52 PM CSTTornado WarningTSAOsage, Washington38 min
Nov 29, 2:20 PM CSTSevere Thunderstorm WarningTSANowata40 min
Nov 29, 2:33 PM CSTSevere Thunderstorm WarningTSATulsa42 min
Nov 29, 3:14 PM CSTSevere Thunderstorm WarningTSASequoyah46 min
Nov 29, 3:14 PM CSTSevere Thunderstorm WarningTSAPittsburg46 min
Nov 29, 3:17 PM CSTSevere Thunderstorm WarningTSAHaskell28 min
Nov 29, 3:31 PM CSTSevere Thunderstorm WarningTSACreek44 min
Nov 29, 3:43 PM CSTSevere Thunderstorm WarningTSATulsa47 min
Nov 29, 4:12 PM CSTSevere Thunderstorm WarningTSASequoyah63 min
Nov 29, 4:27 PM CSTSevere Thunderstorm WarningTSAPittsburg48 min
Nov 29, 4:31 PM CSTSevere Thunderstorm WarningTSAHaskell29 min
Nov 29, 4:54 PM CSTSevere Thunderstorm WarningTSALeFlore66 min
Nov 29, 5:07 PM CSTSevere Thunderstorm WarningTSAAdair38 min
Nov 29, 5:12 PM CSTSevere Thunderstorm WarningTSALatimer48 min
Nov 29, 5:16 PM CSTSevere Thunderstorm WarningTSASequoyah59 min
Nov 29, 5:37 PM CSTSevere Thunderstorm WarningTSAHaskell38 min
Nov 29, 5:56 PM CSTSevere Thunderstorm WarningTSALeFlore, Sequoyah64 min

Nearby

Tornado Warnings in Oklahoma, 1991Every tornado warning in 1991Tornadoes in 1991

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.