Alert archive / Oklahoma / Tornado Warnings in 1997

Tornado Warning 28, NWS Tulsa, OK

May 26, 1997Craig County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 26, 1997, 8:55 PM CDT for Craig County, Oklahoma. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 26, 1997, 8:55 PM CDT (01:55 UTC)
Expired
May 26, 1997, 9:45 PM CDT
In force
50 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Craig County, OK

The radar

The Tulsa radar (KINX), 73 km from the middle of the area, began a volume at 01:57 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.

The watch it was issued in

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

IssuedProductOfficeLasted
May 26, 6:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.9 hours before the alert went out and 126 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 1997-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2590 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1997-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 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
2590 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1226 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
288 m²/s²
Significant tornado parameter
2.1
Supercell composite
17.2

Open this sounding in Storm Lab

The text

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

995 
WFUS1 KTUL 270157 RRA
TORTUL
OKC035-270245-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
855 PM CDT MON MAY 26 1997
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  945 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OKLAHOMA
 
   ...CRAIG COUNTY
 
AT 854 PM A POSSIBLE TORNADO WAS DEVELOPING 5 MILES SOUTHEAST OF
CENTRALIA. MOVEMENT WAS TO THE EAST AT 15 MILES AN HOUR.
 
 
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.
 
KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:03 PM CDTTornado WarningTSAOkmulgee27 min
May 26, 7:15 PM CDTTornado WarningTSATulsa45 min
May 26, 7:18 PM CDTSevere Thunderstorm WarningTSAOkfuskee, Okmulgee42 min
May 26, 7:20 PM CDTSevere Thunderstorm WarningTSAOsage55 min
May 26, 7:29 PM CDTFlash Flood WarningTSATulsa3 hr
May 26, 7:31 PM CDTTornado WarningTSAOkmulgee59 min
May 26, 7:36 PM CDTTornado WarningTSAWagoner54 min
May 26, 7:38 PM CDTSevere Thunderstorm WarningTSAOsage, Washington52 min
May 26, 7:38 PM CDTSevere Thunderstorm WarningTSANowata52 min
May 26, 7:47 PM CDTTornado WarningTSAMuskogee43 min
May 26, 7:49 PM CDTSevere Thunderstorm WarningTSAMcIntosh56 min
May 26, 7:57 PM CDTTornado WarningTSAMcIntosh48 min
May 26, 8:09 PM CDTSevere Thunderstorm WarningTSANowata51 min
May 26, 8:15 PM CDTSevere Thunderstorm WarningTSACraig45 min
May 26, 8:21 PM CDTTornado WarningTSAMuskogee54 min
May 26, 8:23 PM CDTTornado WarningTSAPittsburg52 min
May 26, 8:35 PM CDTSevere Thunderstorm WarningTSACherokee, Wagoner40 min
May 26, 8:38 PM CDTTornado WarningTSAOttawa52 min
May 26, 8:47 PM CDTSevere Thunderstorm WarningTSAMcIntosh28 min
May 26, 9:05 PM CDTSevere Thunderstorm WarningTSAOttawa55 min
May 26, 9:09 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware66 min
May 26, 9:09 PM CDTSevere Thunderstorm WarningTSASequoyah66 min
May 26, 9:15 PM CDTTornado WarningTSAHaskell, Pittsburg60 min
May 26, 9:22 PM CDTFlash Flood WarningTSAOttawa2 hr
May 26, 9:31 PM CDTTornado WarningTSALatimer, Pittsburg59 min
May 26, 9:57 PM CDTTornado WarningTSALatimer63 min
May 26, 10:26 PM CDTTornado WarningTSALeFlore49 min
May 26, 10:31 PM CDTSevere Thunderstorm WarningTSAPittsburg29 min
May 26, 10:37 PM CDTSevere Thunderstorm WarningTSASequoyah53 min
May 26, 11:15 PM CDTTornado WarningTSALeFlore30 min
May 26, 11:39 PM CDTTornado WarningTSALeFlore36 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.