Alert archive / Kansas / Tornado Warnings in 2000

Tornado Warning 11, NWS Dodge City, KS

July 20, 2000Pratt County, Kansas

NWS Dodge City, KS issued this tornado warning at Jul 20, 2000, 11:42 PM CDT for Pratt County, Kansas. It was in force for 33 min. 2 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
Jul 20, 2000, 11:42 PM CDT (04:42 UTC)
Expired
Jul 21, 2000, 12:15 AM CDT
In force
33 min
Issued by
NWS Dodge City, KS
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Pratt County, KS

The radar

The Vance AFB radar (KVNX), 106 km from the middle of the area, began a volume at 04:41 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
Jul 20, 11:47 PM CDTThunderstorm Wind 62 EPratt, KS
Jul 21, 12:00 AM CDTThunderstorm Wind 74 EPratt, KSFifteen inch diameter tree limbs blown down.

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 nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 4.7 hours before the alert went out and 112 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 00:00Z on 2000-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2430 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, Dodge City, at 00:00Z on 2000-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 196 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
2430 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
1215 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
196 m²/s²
0-3 km storm-relative helicity
531 m²/s²
Significant tornado parameter
3.8
Supercell composite
54.8

Open this sounding in Storm Lab

The text

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

142 
WFUS53 KDDC 210442
TORDDC
KSC151-210515-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
1142 PM CDT THU JUL 20 2000

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN PRATT COUNTY IN SOUTH CENTRAL KANSAS

* UNTIL 1215 AM CDT

* AT 1142 PM CDT DODGE CITY DOPPLER RADAR INDICATED A RAPIDLY
  ROTATING THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES
  NORTHEAST OF SAWYER...OR ABOUT 7 MILES SOUTHEAST OF PRATT...MOVING
  NORTHEAST AT 20 MPH.



LAT...LON 3760 9878 3749 9869 3750 9850 3778 9850

NNNN

16

The office that day

Everything else NWS Dodge City, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 20, 9:28 PM CDTSevere Thunderstorm WarningDDCPratt47 min
Jul 20, 9:43 PM CDTSevere Thunderstorm WarningDDCNess47 min
Jul 20, 10:02 PM CDTSevere Thunderstorm WarningDDCSeward, Stevens43 min
Jul 20, 10:05 PM CDTSevere Thunderstorm WarningDDCLane, Ness, Scott45 min
Jul 20, 10:13 PM CDTSevere Thunderstorm WarningDDCPratt47 min
Jul 20, 10:20 PM CDTSevere Thunderstorm WarningDDCHodgeman, Ness, Pawnee40 min
Jul 20, 10:20 PM CDTSevere Thunderstorm WarningDDCStafford40 min
Jul 20, 10:20 PM CDTSevere Thunderstorm WarningDDCRush40 min
Jul 20, 10:31 PM CDTSevere Thunderstorm WarningDDCFinney44 min
Jul 20, 10:45 PM CDTSevere Thunderstorm WarningDDCGray45 min
Jul 20, 10:55 PM CDTSevere Thunderstorm WarningDDCEdwards50 min
Jul 20, 10:57 PM CDTSevere Thunderstorm WarningDDCNess48 min
Jul 20, 11:01 PM CDTSevere Thunderstorm WarningDDCPratt, Stafford44 min
Jul 20, 11:03 PM CDTSevere Thunderstorm WarningDDCFord, Hodgeman42 min
Jul 20, 11:20 PM CDTTornado WarningDDCPratt20 min
Jul 20, 11:45 PM CDTSevere Thunderstorm WarningDDCClark, Comanche, Kiowa45 min
Jul 20, 11:55 PM CDTFlash Flood WarningDDCPratt3 hr
Jul 21, 12:11 AM CDTSevere Thunderstorm WarningDDCComanche49 min
Jul 21, 12:29 AM CDTSevere Thunderstorm WarningDDCBarber61 min

Nearby

Tornado Warnings in Kansas, 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.