Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 39, NWS Tulsa, OK

March 24, 1997Creek County, Osage County, Pawnee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 24, 1997, 11:49 PM CST for Creek County, Osage County, Pawnee County, Oklahoma. It was in force for 41 min. 5 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
Mar 24, 1997, 11:49 PM CST (05:49 UTC)
Expired
Mar 25, 1997, 12:30 AM CST
In force
41 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Creek County, OK, Osage County, OK, Pawnee County, OK

What was reported inside it

TimeReportWhereRemark
Mar 24, 11:50 PM CSTThunderstorm WindTerlton, OK
Mar 24, 11:55 PM CSTHail 0.88Cleveland, OK
Mar 25, 12:02 AM CSTHail 0.88Mannford, OK
Mar 25, 12:02 AM CSTThunderstorm Wind 52Mannford, OK
Mar 25, 12:20 AM CSTHail 0.75Bristow, 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
Mar 24, 7:45 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 5.8 hours before the alert went out and 144 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 1997-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1141 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, Norman, OK at 00:00Z on 1997-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 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
1141 J/kg
Mixed-layer CIN
-136 J/kg
Mixed-layer LCL
1360 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
205 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 250551 RRA
SVRTUL
OKC037-113-117-250630-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1149 PM CST MON MAR 24 1997
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST OKLAHOMA
 
   ...CREEK COUNTY...EASTERN OSAGE COUNTY...EASTERN PAWNEE COUNTY
 
AT 1147 PM...RADAR INDICATD AND SPOTTERS REPORTED A SEVERE THUNDERSTORM
IN THE CLEVELAND AREA. HAIL TO THE SIZE OF NICKLES WAS REPORTED IN
CLEVELAND AT 1145 PM.
 
HAIL TO THE SIZE OF NICKLES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED
IN THE WARNED AREA.
 
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
Mar 24, 10:06 PM CSTSevere Thunderstorm WarningTSAOsage, Pawnee54 min
Mar 24, 10:41 PM CSTTornado WarningTSAOsage49 min
Mar 24, 10:50 PM CSTSevere Thunderstorm WarningTSAPawnee40 min
Mar 24, 11:05 PM CSTSevere Thunderstorm WarningTSAWashington40 min
Mar 24, 11:18 PM CSTSevere Thunderstorm WarningTSATulsa42 min
Mar 24, 11:24 PM CSTSevere Thunderstorm WarningTSANowata, Rogers66 min
Mar 24, 11:40 PM CSTSevere Thunderstorm WarningTSACraig, Mayes50 min
Mar 24, 11:58 PM CSTSevere Thunderstorm WarningTSATulsa47 min
Mar 25, 12:02 AM CSTSevere Thunderstorm WarningTSAOkfuskee58 min
Mar 25, 12:05 AM CSTSevere Thunderstorm WarningTSADelaware, Ottawa55 min
Mar 25, 12:25 AM CSTSevere Thunderstorm WarningTSAMayes35 min
Mar 25, 12:28 AM CSTSevere Thunderstorm WarningTSACreek32 min
Mar 25, 12:39 AM CSTSevere Thunderstorm WarningTSAOkmulgee, Tulsa36 min
Mar 25, 12:45 AM CSTSevere Thunderstorm WarningTSAMuskogee, Wagoner60 min
Mar 25, 12:50 AM CSTSevere Thunderstorm WarningTSADelaware, Mayes40 min
Mar 25, 1:19 AM CSTSevere Thunderstorm WarningTSACreek, Okfuskee56 min
Mar 25, 1:52 AM CSTSevere Thunderstorm WarningTSAOkmulgee68 min
Mar 25, 2:14 AM CSTSevere Thunderstorm WarningTSAMcIntosh61 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1997Every severe thunderstorm warning 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.