Alert archive / Oklahoma / Tornado Warnings in 2000

Tornado Warning 20, NWS Tulsa, OK

March 26, 2000LeFlore County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Mar 26, 2000, 6:55 PM CST for LeFlore County, Oklahoma. It was in force for 50 min. 1 report 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 26, 2000, 6:55 PM CST (00:55 UTC)
Expired
Mar 26, 2000, 7:45 PM CST
In force
50 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County LeFlore County, OK

What was reported inside it

TimeReportWhereRemark
Mar 26, 7:00 PM CSTThunderstorm WindHeavener, OKThunderstorm winds blew down power lines and trees.

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

Springfield, MO (KSGF), launched 00:00Z, 0.9 hours before the alert went out and 237 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 2000-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 60 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 2000-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 349 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
60 J/kg
Mixed-layer CIN
-169 J/kg
Mixed-layer LCL
1328 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
349 m²/s²
0-3 km storm-relative helicity
363 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 6:03 PM CSTSevere Thunderstorm WarningTSALeFlore57 min
Mar 26, 6:13 PM CSTTornado WarningTSAHaskell, Muskogee32 min
Mar 26, 6:29 PM CSTTornado WarningTSAPittsburg46 min
Mar 26, 6:32 PM CSTTornado WarningTSALeFlore28 min
Mar 26, 6:40 PM CSTTornado WarningTSAPushmataha35 min
Mar 26, 7:07 PM CSTTornado WarningTSAPushmataha53 min
Mar 26, 7:52 PM CSTTornado WarningTSAChoctaw53 min
Mar 26, 7:55 PM CSTSevere Thunderstorm WarningTSAChoctaw, Pushmataha50 min
Mar 26, 9:07 PM CSTSevere Thunderstorm WarningTSAChoctaw38 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.