Alert archive / Missouri / Tornado Warnings in 2000

Tornado Warning 7, NWS Kansas City, MO

May 12, 2000Buchanan County, Missouri

NWS Kansas City, MO issued this tornado warning at May 12, 2000, 12:43 AM CDT for Buchanan County, Missouri. It was in force for 62 min. No storm report in the archive falls 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.

The facts

Issued: May 12, 2000, 12:43 AM CDT (05:43 UTC)
Expired: May 12, 2000, 1:45 AM CDT
In force: 62 min
Issued by: NWS Kansas City, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Buchanan County, MO

The radar

The Pleasant Hill radar (KEAX), 97 km from the middle of the area, began a volume at 05:42 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 12, 12:00 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 5.7 hours before the alert went out and 84 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4491 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 1450 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 232 m²/s²
Significant tornado parameter: 3.3
Supercell composite: 30.9

Open this sounding in Storm Lab

The text

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

777 
WFUS53 KEAX 120543
TORMCI
KSC005-103-MOC021-165-120645-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1243 AM CDT FRI MAY 12 2000

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN ATCHISON COUNTY IN NORTHEAST KANSAS
  NORTHWESTERN LEAVENWORTH COUNTY IN NORTHEAST KANSAS
  SOUTHERN BUCHANAN COUNTY IN NORTHWEST MISSOURI
  NORTHERN PLATTE COUNTY IN WEST CENTRAL MISSOURI

* UNTIL 145 AM CDT

* AT 1243 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 9 MILES SOUTH OF WITHROP...OR 10 MILES SOUTH OF
  ATCHISON...MOVING EAST AT 40 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  WESTON AT 1255 AM CDT
  DEARBORN AT 105 AM CDT
  EDGERTON AT 115 AM CDT

OTHER LOCATIONS IN THIS WARNING INCLUDE RUSHVILLE...RIDGELY...FAUCETT
AND BEAN LAKE.

THIS TORNADO WARNING IS AN UPGRADE TO THE SEVERE THUNDERSTORM WARNING
PREVIOUSLY ISSUED FOR THE WARNED AREA.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
NOT BE OCCURRING WHEN THE WARNING IS ISSUED...BUT ONE IS EXPECTED TO
DEVELOP. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE
INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM
WINDOWS. IF DRIVING...DO NOT DRIVE INTO THIS STORM AND DO NOT SEEK
SHELTER UNDER A HIGHWAY OVERPASS

LAT...LON 3960 9511 3936 9516 3939 9463 3962 9465

BUNTING

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 11, 8:15 PM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	45 min
May 11, 8:56 PM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Clinton, Platte	49 min
May 11, 10:17 PM CDT	Severe Thunderstorm Warning	EAX	Clay, Platte	58 min
May 11, 11:11 PM CDT	Severe Thunderstorm Warning	EAX	Clay, Platte	64 min
May 11, 11:15 PM CDT	Severe Thunderstorm Warning	EAX	Jackson	60 min
May 11, 11:25 PM CDT	Tornado Warning	EAX	Clay	50 min
May 11, 11:31 PM CDT	Tornado Warning	EAX	Jackson	44 min
May 11, 11:48 PM CDT	Tornado Warning	EAX	Lafayette, Ray	42 min
May 12, 12:36 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	39 min
May 12, 12:39 AM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Clinton	51 min
May 12, 12:43 AM CDT	Tornado Warning	EAX	Platte	62 min
May 12, 1:04 AM CDT	Severe Thunderstorm Warning	EAX	Ray	41 min
May 12, 1:45 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan	60 min

Nearby

Tornado Warnings in Missouri, 2000 Every tornado warning in 2000 Tornadoes 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.