Alert archive / Oklahoma / Tornado Warnings in 2000

Tornado Warning 8, NWS Tulsa, OK

March 26, 2000McIntosh County, Muskogee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Mar 26, 2000, 4:38 PM CST for McIntosh County, Muskogee County, Oklahoma. It was in force for 52 min. 3 reports came from 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, with what was reported inside it.

The facts

Issued
Mar 26, 2000, 4:38 PM CST (22:38 UTC)
Expired
Mar 26, 2000, 5:30 PM CST
In force
52 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties McIntosh County, OK, Muskogee County, OK

The radar

The Tulsa radar (KINX), 87 km from the middle of the area, began a volume at 22:41 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
Mar 26, 4:44 PM CSTTornado F0Texanna, OKEmergency management relayed several reports of a brief tornado touchdown over Lake Eufaula just to the east of Texanna. No damage was reported.
Mar 26, 5:00 PM CSTTornado F0Porum, OKThe public reported a brief tornado touchdown near Porum. No damage was reported.
Mar 26, 5:13 PM CSTHail 1.75Porum, 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 26, 2:30 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 10.6 hours before the alert went out and 188 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 2000-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 739 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 12:00Z on 2000-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 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
739 J/kg
Mixed-layer CIN
-154 J/kg
Mixed-layer LCL
1455 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
143 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 262239 RRA
TORTUL
OKC091-101-262330-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
438 PM CST SUN MAR 26 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  SOUTHERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  EASTERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 530 PM CST

* AT 438 PM CST...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 8 MILES NORTHWEST OF PORUM. MOVING EAST AT 25 MPH...THIS
  DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...  PORUM AND
  BRIARTOWN

IN ADDITION TO THE THREAT OF A TORNADO...LARGE HAIL AND DAMAGING
STRAIGHT LINE WINDS CAN BE EXPECTED WITH THIS STORM. GO TO A SAFE
PLACE NOW!

LAT...LON 3548 9545 3537 9548 3528 9522 3546 9510

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 9:36 AM CSTSevere Thunderstorm WarningTSAOsage, Pawnee54 min
Mar 26, 11:56 AM CSTSevere Thunderstorm WarningTSADelaware34 min
Mar 26, 3:08 PM CSTSevere Thunderstorm WarningTSAOsage52 min
Mar 26, 3:41 PM CSTSevere Thunderstorm WarningTSAMayes, Rogers49 min
Mar 26, 3:51 PM CSTSevere Thunderstorm WarningTSAOsage, Tulsa39 min
Mar 26, 3:54 PM CSTSevere Thunderstorm WarningTSAMcIntosh51 min
Mar 26, 4:04 PM CSTSevere Thunderstorm WarningTSAOkfuskee56 min
Mar 26, 4:08 PM CSTTornado WarningTSATulsa37 min
Mar 26, 4:18 PM CSTSevere Thunderstorm WarningTSACherokee, Delaware, Mayes42 min
Mar 26, 4:32 PM CSTSevere Thunderstorm WarningTSACreek43 min
Mar 26, 4:38 PM CSTTornado WarningTSATulsa37 min
Mar 26, 4:38 PM CSTTornado WarningTSAMuskogee, Okmulgee, Wagoner37 min
Mar 26, 4:41 PM CSTSevere Thunderstorm WarningTSAAdair49 min
Mar 26, 4:48 PM CSTSevere Thunderstorm WarningTSAOkmulgee42 min
Mar 26, 4:52 PM CSTSevere Thunderstorm WarningTSACherokee53 min
Mar 26, 4:53 PM CSTTornado WarningTSAHaskell52 min
Mar 26, 5:13 PM CSTSevere Thunderstorm WarningTSAMuskogee, Wagoner47 min
Mar 26, 5:13 PM CSTSevere Thunderstorm WarningTSAMcIntosh47 min
Mar 26, 5:21 PM CSTSevere Thunderstorm WarningTSAAdair, Sequoyah39 min
Mar 26, 5:25 PM CSTTornado WarningTSAAdair, Sequoyah50 min
Mar 26, 5:38 PM CSTSevere Thunderstorm WarningTSASequoyah52 min
Mar 26, 5:43 PM CSTSevere Thunderstorm WarningTSAPittsburg77 min
Mar 26, 5:45 PM CSTTornado WarningTSAHaskell45 min
Mar 26, 5:49 PM CSTTornado WarningTSAPittsburg41 min
Mar 26, 5:56 PM CSTSevere Thunderstorm WarningTSAHaskell, Muskogee49 min

Nearby

Tornado Warnings in Oklahoma, 2000Every tornado warning in 2000Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.