Alert archive / Kansas / Tornado Watches in 2000

Tornado Watch 766

October 28, 200037 counties in Kansas; 16 counties in Oklahoma; 16 counties in Texas

The Storm Prediction Center issued this tornado watch at Oct 28, 2000, 4:00 PM CDT for 37 counties in Kansas; 16 counties in Oklahoma; 16 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Oct 28, 2000, 4:00 PM CDT (21:00 UTC)
Expired
Oct 28, 2000, 9:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 69 counties

Cheyenne County, KS, Clark County, KS, Comanche County, KS, Decatur County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Ness County, KS, Norton County, KS, Pawnee County, KS, Phillips County, KS, Rawlins County, KS, Rooks County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Stevens County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Beaver County, OK, Beckham County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Kiowa County, OK, Roger Mills County, OK, Texas County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Armstrong County, TX, Briscoe County, TX, Carson County, TX, Childress County, TX, Collingsworth County, TX, Donley County, TX, Gray County, TX, Hall County, TX, Hansford County, TX, Hardeman County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Ochiltree County, TX, Roberts County, TX, Wheeler County, TX

The radar

The Dodge City radar (KDDC), 58 km from the middle of the area, began a volume at 21:03 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Oct 28, 4:15 PM CDTSevere Thunderstorm WarningGLDGreeley, Wallace60 min
Oct 28, 4:37 PM CDTTornado WarningGLDGraham38 min
Oct 28, 4:46 PM CDTSevere Thunderstorm WarningAMACollingsworth, Wheeler29 min
Oct 28, 4:47 PM CDTSevere Thunderstorm WarningLUBChildress28 min
Oct 28, 5:02 PM CDTSevere Thunderstorm WarningAMAGray, Roberts28 min
Oct 28, 5:08 PM CDTSevere Thunderstorm WarningGLDSherman52 min
Oct 28, 5:11 PM CDTSevere Thunderstorm WarningAMAHemphill, Wheeler49 min
Oct 28, 5:21 PM CDTSevere Thunderstorm WarningGLDWallace39 min
Oct 28, 5:27 PM CDTSevere Thunderstorm WarningGLDCheyenne63 min
Oct 28, 5:28 PM CDTTornado WarningAMARoberts32 min
Oct 28, 5:31 PM CDTSevere Thunderstorm WarningOUNBeckham44 min
Oct 28, 5:50 PM CDTSevere Thunderstorm WarningAMAHemphill, Lipscomb40 min
Oct 28, 5:53 PM CDTTornado WarningGLDNorton37 min
Oct 28, 6:42 PM CDTFlash Flood WarningGLDDecatur, Gove, Logan, Rawlins, Sheridan, Thomas and 1 more6 hr
Oct 28, 7:03 PM CDTSevere Thunderstorm WarningOUNComanche, Kiowa42 min

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 9.0 hours before the alert went out and 65 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, Dodge City, at 12:00Z on 2000-10-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1272 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, Dodge City, at 12:00Z on 2000-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
1272 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
603 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

261 
WWUS9 KMKC 282044
SEL6  

SEL6  
MKC WW 282036
KSZ000-OKZ000-TXZ000-290200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 766
STORM PREDICTION CENTER NORMAN OK
336 PM CDT SAT OCT 28 2000

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

   WESTERN KANSAS                             
   WESTERN OKLAHOMA                           
   THE TEXAS PANHANDLE                              

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 400 PM UNTIL 900
PM CDT.

TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO
70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES EAST AND WEST
OF A LINE FROM 55 MILES NORTHWEST OF HILL CITY KANSAS TO 30 MILES
SOUTHEAST OF CHILDRESS TEXAS.

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...THIS TORNADO WATCH REPLACES SEVERE
THUNDERSTORM WATCH NUMBER 763.  WATCH NUMBER 763 WILL NOT BE IN
EFFECT AFTER 400 PM CDT.  CONTINUE...WW 764...WW 765...

DISCUSSION...PRESSURE FALLS OCCURRING ATTM OVER WRN KS/OK SUGGEST
THAT SURFACE RESPONSE OF EJECTING NM SHORTWAVE IS OCCURRING OVER
THAT REGION...INSTEAD OF OVER CO AS FORECAST BY THE MODELS.  GIVEN
HIGH MOISTURE CONTENT PRESENT OVER REGION...ASSOCIATED BACKING OF
LOW-LEVEL FLOW WILL ENHANCE POTENTIAL FOR LOW-LEVEL ROTATION WITH
STORMS DEVELOPING ALONG SQUALL LINE MOVING NNEWD FROM THE TX/OK
PANHANDLE.  UNCAPPED ENVIRONMENT AND SUSTAINED LARGE SCALE ASCENT
MAY ALSO SUPPORT A FEW ISOLATED SUPERCELLS AHEAD OF THE LINE
THROUGH THIS EVENING.   

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH...EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. 
MEAN STORM MOTION VECTOR 20035.

...CORFIDI

395,0990 340,0983 340,1011 395,1020

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 28, 9:45 AM CDTSevere Thunderstorm WatchSPCGrant, Gray, Haskell, Meade, Morton, Seward and 2 more6 hr
Oct 28, 3:15 PM CDTTornado WatchSPCJefferson6 hr
Oct 28, 11:00 AM CDTTornado WatchSPCAndrews, Borden, Coke, Crane, Crockett, Dawson and 25 more5 hr

Nearby

Tornado Watches in Kansas, 2000Tornado Watches in Oklahoma, 2000Tornado Watches in Texas, 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; radar from the NEXRAD Level II archive.