Alert archive / Oklahoma / Tornado Watches in 2000

Tornado Watch 76

March 7, 20004 states

The Storm Prediction Center issued this tornado watch at Mar 7, 2000, 10:30 PM CST for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Mar 7, 2000, 10:30 PM CST (04:30 UTC)
Expired
Mar 8, 2000, 4:00 AM CST
In force
6 hr
Issued by
the Storm Prediction Center
All 42 counties

Benton County, AR, Crawford County, AR, Franklin County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Sevier County, AR, Washington County, AR, Allen County, KS, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Neosho County, KS, Barry County, MO, Barton County, MO, Cedar County, MO, Dade County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Vernon County, MO, Adair 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, Ottawa County, OK, Pittsburg County, OK, Pushmataha County, OK, Rogers County, OK, Sequoyah County, OK, Wagoner County, OK

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Mar 7, 10:56 PM CSTSevere Thunderstorm WarningTSAMayes, Rogers, Wagoner64 min
Mar 7, 10:56 PM CSTSevere Thunderstorm WarningTSAMuskogee64 min
Mar 7, 10:59 PM CSTSevere Thunderstorm WarningTSANowata, Rogers31 min
Mar 7, 11:13 PM CSTTornado WarningTSAMcIntosh, Muskogee47 min
Mar 7, 11:30 PM CSTSevere Thunderstorm WarningTSACherokee45 min
Mar 7, 11:44 PM CSTSevere Thunderstorm WarningTSACraig, Delaware, Ottawa61 min
Mar 8, 12:06 AM CSTSevere Thunderstorm WarningTSAPushmataha39 min

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 4.5 hours before the alert went out and 182 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 2000-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2000-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2005 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WWUS9 KMKC 080403
MKC WW 080403
ARZ000-KSZ000-MOZ000-OKZ000-081000-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 76
STORM PREDICTION CENTER NORMAN OK
1003 PM CST TUE MAR 7 2000

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

   WESTERN ARKANSAS                           
   EXTREME SOUTHEAST KANSAS                             
   SOUTHWEST MISSOURI                           
   EASTERN OKLAHOMA                           

EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 1015 PM
UNTIL 300 AM CST.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 55 STATUTE MILES EAST AND WEST
OF A LINE FROM 55 MILES SOUTH SOUTHWEST OF PAGE OKLAHOMA TO 60
MILES NORTH OF JOPLIN MISSOURI.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 73...WW 74...WW 75...

DISCUSSION...THREAT FOR ISOLATED TORNADOES EXPECTED TO CONTINUE 
AS LINE OF EXISTING STORMS PROPAGATES E INTO ENVIRONMENT OF
MODERATE TO STRONG LOW LEVEL SHEAR LATE THIS EVENING.  INFLUX OF
DRIER LOW LEVEL AIR SHOULD CAUSE ACTIVITY TO WEAKEN AS IT MOVES EWD
INTO AR/MO EARLY WEDNESDAY. 

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. P
MEAN STORM MOTION VECTOR 21045.

...CORFIDI

;375,0932 335,0940 335,0955 375,0952;

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 7, 6:45 PM CSTTornado WatchSPCBarber, Barton, Butler, Chase, Chautauqua, Clay and 50 more4 hr

Nearby

Tornado Watches in Oklahoma, 2000Tornado Watches in Missouri, 2000Tornado Watches in Arkansas, 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.