Alert archive / Oklahoma / Tornado Watches in 1997

Tornado Watch 318

May 25, 199742 counties in Oklahoma; 10 counties in Texas

The Storm Prediction Center issued this tornado watch at May 25, 1997, 3:00 PM CDT for 42 counties in Oklahoma; 10 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 25, 1997, 3:00 PM CDT (20:00 UTC)
Expired
May 25, 1997, 9:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 52 counties

Alfalfa County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Creek County, OK, Custer County, OK, Dewey County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Greer County, OK, Jackson County, OK, Jefferson County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, Major County, OK, Marshall County, OK, McClain County, OK, Murray County, OK, Noble County, OK, Okfuskee County, OK, Oklahoma County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Seminole County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Cooke County, TX, Foard County, TX, Hardeman County, TX, Knox County, TX, Montague County, TX, Wichita County, TX, Wilbarger County, TX

Warnings issued inside it

32 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 25, 3:38 PM CDTSevere Thunderstorm WarningOUNGrady52 min
May 25, 4:00 PM CDTSevere Thunderstorm WarningOUNCleveland, McClain60 min
May 25, 4:03 PM CDTTornado WarningOUNGrady, McClain42 min
May 25, 4:40 PM CDTTornado WarningOUNCleveland, McClain65 min
May 25, 4:44 PM CDTSevere Thunderstorm WarningOUNCaddo, Comanche46 min
May 25, 5:03 PM CDTTornado WarningOUNCaddo, Comanche42 min
May 25, 5:30 PM CDTSevere Thunderstorm WarningOUNCotton, Garvin, Stephens60 min
May 25, 5:37 PM CDTTornado WarningOUNCleveland, McClain, Pottawatomie53 min
May 25, 5:40 PM CDTTornado WarningOUNGrady35 min
May 25, 6:04 PM CDTTornado WarningOUNStephens41 min
May 25, 6:07 PM CDTTornado WarningOUNGarvin68 min
May 25, 6:15 PM CDTSevere Thunderstorm WarningOUNGrady30 min
May 25, 6:31 PM CDTSevere Thunderstorm WarningOUNMcClain, Pontotoc59 min
May 25, 6:36 PM CDTSevere Thunderstorm WarningFWDMontague54 min
May 25, 6:41 PM CDTTornado WarningOUNMurray34 min
May 25, 6:45 PM CDTTornado WarningOUNStephens45 min
May 25, 6:51 PM CDTSevere Thunderstorm WarningOUNGrady24 min
May 25, 7:13 PM CDTTornado WarningOUNMurray62 min
May 25, 7:14 PM CDTSevere Thunderstorm WarningOUNGarvin46 min
May 25, 7:15 PM CDTSevere Thunderstorm WarningOUNPontotoc60 min
May 25, 7:22 PM CDTTornado WarningFWDMontague38 min
May 25, 7:25 PM CDTTornado WarningFWDCooke50 min
May 25, 7:27 PM CDTTornado WarningOUNJohnston, Pontotoc48 min
May 25, 7:27 PM CDTTornado WarningOUNCarter33 min
May 25, 7:59 PM CDTTornado WarningOUNCarter46 min
May 25, 8:05 PM CDTTornado WarningOUNCoal, Johnston, Pontotoc55 min
May 25, 8:15 PM CDTTornado WarningFWDCooke60 min
May 25, 8:17 PM CDTTornado WarningFWDMontague28 min
May 25, 8:30 PM CDTFlash Flood WarningFWDCooke3 hr
May 25, 8:36 PM CDTTornado WarningOUNJohnston, Marshall39 min
May 25, 8:45 PM CDTTornado WarningFWDMontague15 min
May 25, 8:46 PM CDTSevere Thunderstorm WarningOUNCarter44 min

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 8.0 hours before the alert went out and 100 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 1997-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 491 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1997-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 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
491 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
928 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 7:15 PM CDTSevere Thunderstorm WatchSPCBeaver, Beckham, Ellis, Greer, Harmon, Harper and 3 more6 hr

Nearby

Tornado Watches in Oklahoma, 1997Tornado Watches in Texas, 1997Every tornado watch 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.