Alert archive / Missouri / Tornado Warnings in 2003

Tornado Warning 19, NWS Kansas City, MO

May 4, 2003Platte County, Missouri

NWS Kansas City, MO issued this tornado warning at May 4, 2003, 4:31 PM CDT for Platte County, Missouri. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 4, 2003, 4:31 PM CDT (21:31 UTC)
Expired
May 4, 2003, 5:30 PM CDT
In force
59 min
Issued by
NWS Kansas City, MO
Area
Counties, with a storm outline in the text

County Platte County, MO

The watch it was issued in

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

IssuedProductOfficeLasted
May 4, 12:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 9.5 hours before the alert went out and 87 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, Topeka, KS at 12:00Z on 2003-05-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 409 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, Topeka, KS at 12:00Z on 2003-05-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 582 square meters per square second.1939587897Sfc1 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
409 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
563 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
582 m²/s²
0-3 km storm-relative helicity
841 m²/s²
Significant tornado parameter
0.0
Supercell composite
17.5

Open this sounding in Storm Lab

The text

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

646 
WFUS53 KEAX 042131
TOREAX
MOC165-042230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
430 PM CDT SUN MAY 4 2003

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  PLATTE COUNTY IN WEST CENTRAL MISSOURI

* UNTIL 530 PM CDT

* AT 429 PM CDT...STORM SPOTTERS WERE TRACKING A TORNADO NEAR 108TH 
AND PARALLEL IN WYANDOTTE COUNTY...MOVING NORTHEAST AT 20 MPH. LARGE 
HAIL AND DESTRUCTIVE THUNDERSTORM WINDS ARE ALSO LIKELY WITH THIS 
STORM. A SECOND TORNADIC THUNDERSTORMS WAS LOCATED NEAR CAMDEN POINT 
MOVING NORTHEAST. 

* THIS TORNADIC STORM IS EXPECTED TO BE NEAR...
   FARLEY BY 435 PM CDT.
   PARKVILLE BY 440 PM CDT.
   WESTON BY 445 PM CDT.
   KCI AIRPORT....PLATTE CITY BY 450 PM CDT.
   RIDGELY BY 515 PM CDT.
   EDGERTON BY 520 PM CDT.

THE TOWNS OF WEATHERBY LAKE...HOUSTON LAKE...PLATTE WOODS...LAKE
WAUKOMIS AND FERRELVIEW ARE ALSO IN THE PATH OF THIS TORNADO.

A DAMAGING TORNADO HAS BEEN CONFIRMED WITH THIS STORM THIS IS A
LIFE-THREATENING SITUATION. IF YOU ARE IN ITS PATH...MOVE QUICKLY TO
THE CENTER AREA OF THE LOWEST FLOOR OF THE BUILDING. ABANDON
AUTOMOBILES BUT DO NOT SEEK SHELTER UNDER HIGHWAY OVERPASSES

LAT...LON 3951 9463 3917 9462 3918 9475 3923 9483
          3950 9499

$$


SEAMAN

The office that day

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

IssuedProductOfficeCountiesLasted
May 4, 3:57 AM CDTSevere Thunderstorm WarningEAXBates33 min
May 4, 3:07 PM CDTSevere Thunderstorm WarningEAXAndrew53 min
May 4, 3:43 PM CDTTornado WarningEAXBuchanan62 min
May 4, 3:50 PM CDTTornado WarningEAXPlatte55 min
May 4, 4:18 PM CDTSevere Thunderstorm WarningEAXChariton, Randolph57 min
May 4, 4:21 PM CDTTornado WarningEAXJackson54 min
May 4, 4:26 PM CDTTornado WarningEAXClay, Clinton64 min
May 4, 4:59 PM CDTTornado WarningEAXCass61 min
May 4, 5:03 PM CDTTornado WarningEAXRay57 min
May 4, 5:06 PM CDTTornado WarningEAXClay, Clinton24 min
May 4, 5:16 PM CDTTornado WarningEAXJackson44 min
May 4, 5:21 PM CDTTornado WarningEAXBates24 min
May 4, 5:22 PM CDTTornado WarningEAXClay38 min
May 4, 5:46 PM CDTTornado WarningEAXCass44 min
May 4, 5:47 PM CDTSevere Thunderstorm WarningEAXNodaway28 min
May 4, 5:53 PM CDTTornado WarningEAXRay37 min
May 4, 5:55 PM CDTSevere Thunderstorm WarningEAXAtchison50 min
May 4, 6:10 PM CDTTornado WarningEAXJohnson65 min
May 4, 6:12 PM CDTTornado WarningEAXCarroll63 min
May 4, 6:17 PM CDTSevere Thunderstorm WarningEAXGentry, Nodaway43 min
May 4, 6:19 PM CDTSevere Thunderstorm WarningEAXJackson56 min
May 4, 6:34 PM CDTSevere Thunderstorm WarningEAXDaviess, DeKalb56 min

Nearby

Tornado Warnings in Missouri, 2003Every tornado warning in 2003Tornadoes in 2003

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.