Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 149, NWS Tulsa, OK

May 6, 2000Pawnee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 6, 2000, 5:14 AM CDT for Pawnee County, Oklahoma. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
May 6, 2000, 5:14 AM CDT (10:14 UTC)
Expired
May 6, 2000, 6:00 AM CDT
In force
46 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Pawnee County, OK

The radar

The Tulsa radar (KINX), 81 km from the middle of the area, began a volume at 10:13 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 nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 10.2 hours before the alert went out and 140 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 2000-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 670 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 00:00Z on 2000-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 square meters per square second.193958Sfc1 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
670 J/kg
Mixed-layer CIN
-193 J/kg
Mixed-layer LCL
490 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
302 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 061016
SVRTUL
OKC117-061100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
514 AM CDT SAT MAY 6 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN PAWNEE COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 600 AM CDT

* AT 514 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A SEVERE THUNDERSTORM 2 MILES NORTH OF TERLTON.  INDIVIDUAL STORMS 
  ARE MOVING SOUTHEAST AT 10 MPH WHILE THE ENTIRE STORM AREA IS      
  REMAINING NEARLY STATIONARY.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WESTPORT AND
TERLTON

STORM SPOTTERS REPORTED NICKEL SIZE HAIL IN TERLTON AT 505 AM.

HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE 
EXPECTED IN THE WARNED AREA.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.

CALL 1-800-722-2778 TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER
SERVICE.

LAT...LON 3628 9648 3621 9655 3617 9655 3619 9627

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 7:58 PM CDTSevere Thunderstorm WarningTSAOkmulgee, Tulsa47 min
May 5, 8:29 PM CDTSevere Thunderstorm WarningTSATulsa61 min
May 5, 9:23 PM CDTSevere Thunderstorm WarningTSATulsa52 min
May 5, 9:30 PM CDTSevere Thunderstorm WarningTSAMuskogee60 min
May 5, 9:46 PM CDTSevere Thunderstorm WarningTSAOkmulgee59 min
May 5, 10:29 PM CDTSevere Thunderstorm WarningTSAMuskogee46 min
May 5, 11:03 PM CDTSevere Thunderstorm WarningTSAMayes42 min
May 5, 11:59 PM CDTSevere Thunderstorm WarningTSARogers, Tulsa61 min
May 6, 1:46 AM CDTSevere Thunderstorm WarningTSACreek, Tulsa59 min
May 6, 2:03 AM CDTSevere Thunderstorm WarningTSAOsage, Pawnee42 min
May 6, 2:20 AM CDTSevere Thunderstorm WarningTSAMuskogee, Wagoner40 min
May 6, 2:27 AM CDTSevere Thunderstorm WarningTSARogers48 min
May 6, 2:32 AM CDTSevere Thunderstorm WarningTSAWagoner43 min
May 6, 2:43 AM CDTSevere Thunderstorm WarningTSAOsage, Tulsa47 min
May 6, 3:12 AM CDTSevere Thunderstorm WarningTSAPawnee33 min
May 6, 3:14 AM CDTSevere Thunderstorm WarningTSAMayes, Rogers46 min
May 6, 3:21 AM CDTSevere Thunderstorm WarningTSAMcIntosh54 min
May 6, 3:24 AM CDTSevere Thunderstorm WarningTSAOsage, Tulsa51 min
May 6, 3:43 AM CDTSevere Thunderstorm WarningTSACreek47 min
May 6, 4:09 AM CDTSevere Thunderstorm WarningTSATulsa51 min
May 6, 4:23 AM CDTSevere Thunderstorm WarningTSACreek52 min
May 6, 4:26 AM CDTSevere Thunderstorm WarningTSAOsage, Pawnee49 min
May 6, 5:00 AM CDTSevere Thunderstorm WarningTSACreek, Okmulgee, Tulsa45 min
May 6, 5:46 AM CDTSevere Thunderstorm WarningTSAMuskogee, Okmulgee44 min
May 6, 5:59 AM CDTSevere Thunderstorm WarningTSAOsage46 min
May 6, 6:22 AM CDTSevere Thunderstorm WarningTSAMcIntosh, Muskogee53 min
May 6, 6:36 AM CDTSevere Thunderstorm WarningTSAOkmulgee24 min
May 6, 7:12 AM CDTSevere Thunderstorm WarningTSAHaskell, McIntosh, Muskogee63 min
May 6, 7:12 AM CDTSevere Thunderstorm WarningTSAPittsburg63 min
May 6, 10:02 AM CDTSevere Thunderstorm WarningTSAHaskell43 min
May 6, 10:12 AM CDTSevere Thunderstorm WarningTSARogers48 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2000Every severe thunderstorm warning in 2000

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.