Alert archive / Oklahoma / Tornado Warnings in 1989

Tornado Warning 7, NWS Tulsa, OK

May 18, 1989Wagoner County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 18, 1989, 12:47 PM CDT for Wagoner County, Oklahoma. It was in force for 43 min. 1 report 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
May 18, 1989, 12:47 PM CDT (17:47 UTC)
Expired
May 18, 1989, 1:30 PM CDT
In force
43 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Wagoner County, OK

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
May 18, 1:00 PM CDTTornado F1Wagoner, 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

Springfield, MO (KUMN), launched 12:00Z, 5.8 hours before the alert went out and 186 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 1989-05-18Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 1989-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 397 square meters per square second.1939587897117Sfc1 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
1005 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
397 m²/s²
0-3 km storm-relative helicity
421 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 181748
TORTUL
OKC145-181830-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
1247 PM CDT THU MAY 18 1989
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  130 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST OKLAHOMA
          ...WAGONER
 
AT 1245 PM CDT RADAR INDICATED A TORNADO 2 MILES NORTHEAST OF BROKEN
ARROW MOVING NORTHEAST AT 25 MPH.
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE IN THE
PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE.
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
May 18, 11:18 AM CDTSevere Thunderstorm WarningTSATulsa, Wagoner42 min
May 18, 11:36 AM CDTSevere Thunderstorm WarningTSARogers54 min
May 18, 12:10 PM CDTTornado WarningTSARogers65 min
May 18, 12:34 PM CDTTornado WarningTSAMayes41 min
May 18, 2:21 PM CDTSevere Thunderstorm WarningTSASequoyah69 min
May 18, 2:38 PM CDTSevere Thunderstorm WarningTSAHaskell52 min
May 18, 3:21 PM CDTSevere Thunderstorm WarningTSACherokee54 min
May 18, 3:46 PM CDTSevere Thunderstorm WarningTSAMuskogee59 min
May 18, 3:49 PM CDTSevere Thunderstorm WarningTSASequoyah56 min
May 18, 4:12 PM CDTSevere Thunderstorm WarningTSAHaskell, Latimer63 min
May 18, 5:10 PM CDTSevere Thunderstorm WarningTSAAdair65 min

Nearby

Tornado Warnings in Oklahoma, 1989Every tornado warning in 1989Tornadoes in 1989

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.