Alert archive / Oklahoma / Tornado Watches in 2000

Tornado Watch 322

May 22, 200014 counties in Arkansas; 4 counties in Missouri; 24 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at May 22, 2000, 4:15 PM CDT for 14 counties in Arkansas; 4 counties in Missouri; 24 counties in Oklahoma. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 22, 2000, 4:15 PM CDT (21:15 UTC)
Expired
May 22, 2000, 10:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 42 counties

Benton County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Howard County, AR, Johnson County, AR, Logan County, AR, Madison County, AR, Montgomery County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Sevier County, AR, Washington County, AR, Barry County, MO, McDonald County, MO, Newton County, MO, Stone County, MO, Adair County, OK, Atoka County, OK, Bryan County, OK, Cherokee County, OK, Choctaw County, OK, Craig County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McCurtain County, OK, McIntosh County, OK, Muskogee County, OK, Nowata County, OK, Okmulgee County, OK, Ottawa County, OK, Pittsburg County, OK, Pushmataha County, OK, Rogers County, OK, Sequoyah County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 22, 4:35 PM CDTSevere Thunderstorm WarningTSALeFlore, Sequoyah55 min
May 22, 4:51 PM CDTSevere Thunderstorm WarningTSASebastian54 min
May 22, 5:25 PM CDTSevere Thunderstorm WarningTSASebastian65 min
May 22, 6:04 PM CDTSevere Thunderstorm WarningLZKScott71 min
May 22, 6:26 PM CDTTornado WarningLZKScott34 min
May 22, 6:57 PM CDTTornado WarningLZKMontgomery, Scott63 min
May 22, 7:35 PM CDTSevere Thunderstorm WarningLZKLogan40 min

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 9.3 hours before the alert went out and 209 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 2000-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 367 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 12:00Z on 2000-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 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
367 J/kg
Mixed-layer CIN
-230 J/kg
Mixed-layer LCL
1452 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
409 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 22, 5:30 PM CDTSevere Thunderstorm WatchSPCAudrain, Barton, Bates, Benton, Boone, Callaway and 41 more6 hr

Nearby

Tornado Watches in Oklahoma, 2000Tornado Watches in Arkansas, 2000Tornado Watches in Missouri, 2000Every tornado watch 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.