Alert archive / Oklahoma / Tornado Warnings in 1997

Tornado Warning 45, NWS Tulsa, OK

June 16, 1997Okmulgee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Jun 16, 1997, 9:10 PM CDT for Okmulgee County, Oklahoma. It was in force for 50 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
Jun 16, 1997, 9:10 PM CDT (02:10 UTC)
Expired
Jun 16, 1997, 10:00 PM CDT
In force
50 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Okmulgee County, OK

The radar

The Tulsa radar (KINX), 69 km from the middle of the area, began a volume at 02:12 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 16, 9:40 PM CDTTornado F0Schulter, OK
Jun 16, 9:40 PM CDTThunderstorm Wind 76Henryetta, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 16, 4:15 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.2 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 1997-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3446 joules per kilogram.LCLEL10008507005003002001001 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, Norman, OK at 00:00Z on 1997-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939587897Sfc1 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
3446 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1173 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
1.4
Supercell composite
6.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 170212 RRA
TORTUL
OKC111-170300-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
910 PM CDT MON JUN 16 1997
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1000 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OKLAHOMA
 
   ...SOUTHERN OKMULGEE COUNTY
 
AT 908 PM...NWS DOPPLER RADAR INDICATED A TORNADO 3 MILES WEST OF
OKFUSKEE MOVING EAST-SOUTHEAST AT 20 MPH. OKFUSKEE IN OKFUSKEE COUNTY
AND THE OKMULGEE STATE PARK ARE IN THE PATH OF THIS STORM.  SPOTTERS
HAVE REPORTED A ROTATING WALL CLOUD WITH THIS STORM.
 
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
Jun 16, 7:09 PM CDTFlash Flood WarningTSAHaskell, LeFlore2 hr
Jun 16, 7:15 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee60 min
Jun 16, 7:18 PM CDTSevere Thunderstorm WarningTSALeFlore57 min
Jun 16, 7:21 PM CDTSevere Thunderstorm WarningTSASequoyah54 min
Jun 16, 7:45 PM CDTTornado WarningTSALeFlore45 min
Jun 16, 8:10 PM CDTSevere Thunderstorm WarningTSAOsage65 min
Jun 16, 8:17 PM CDTSevere Thunderstorm WarningTSALatimer, Pittsburg43 min
Jun 16, 8:26 PM CDTSevere Thunderstorm WarningTSANowata, Rogers, Washington64 min
Jun 16, 8:30 PM CDTSevere Thunderstorm WarningTSACreek45 min
Jun 16, 8:38 PM CDTSevere Thunderstorm WarningTSALeFlore52 min
Jun 16, 8:39 PM CDTTornado WarningTSACreek, Okfuskee51 min
Jun 16, 8:44 PM CDTFlash Flood WarningTSAPittsburg2 hr
Jun 16, 8:56 PM CDTFlash Flood WarningTSAHaskell, Latimer, LeFlore109 min
Jun 16, 8:59 PM CDTSevere Thunderstorm WarningTSAPittsburg46 min
Jun 16, 9:19 PM CDTTornado WarningTSAOkfuskee41 min
Jun 16, 9:23 PM CDTSevere Thunderstorm WarningTSACraig, Nowata, Washington52 min
Jun 16, 9:42 PM CDTTornado WarningTSAMcIntosh48 min
Jun 16, 9:44 PM CDTSevere Thunderstorm WarningTSAPittsburg61 min
Jun 16, 9:46 PM CDTSevere Thunderstorm WarningTSAMuskogee44 min
Jun 16, 9:49 PM CDTSevere Thunderstorm WarningTSALeFlore41 min
Jun 16, 9:50 PM CDTSevere Thunderstorm WarningTSAOkfuskee40 min
Jun 16, 10:01 PM CDTSevere Thunderstorm WarningTSACherokee, Wagoner59 min
Jun 16, 10:23 PM CDTFlash Flood WarningTSAHaskell, McIntosh, Muskogee, Pittsburg4 hr
Jun 16, 10:23 PM CDTFlash Flood WarningTSALatimer, LeFlore4 hr
Jun 16, 10:27 PM CDTSevere Thunderstorm WarningTSAMcIntosh48 min
Jun 16, 10:58 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee62 min
Jun 16, 11:36 PM CDTFlash Flood WarningTSACherokee2 hr

Nearby

Tornado Warnings in Oklahoma, 1997Every tornado warning in 1997Tornadoes in 1997

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; radar from the NEXRAD Level II archive.