Alert archive / Missouri / Tornado Warnings in 2003

Tornado Warning 46, NWS Kansas City, MO

May 9, 2003Johnson County, Missouri

NWS Kansas City, MO issued this tornado warning at May 9, 2003, 10:44 PM CDT for Johnson County, Missouri. It was in force for 61 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 9, 2003, 10:44 PM CDT (03:44 UTC)
Expired
May 9, 2003, 11:45 PM CDT
In force
61 min
Issued by
NWS Kansas City, MO
Area
Counties, with a storm outline in the text

County Johnson County, MO

The radar

The Pleasant Hill radar (KEAX), 33 km from the middle of the area, began a volume at 03:46 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.

IssuedProductOfficeLasted
May 9, 4:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 3.7 hours before the alert went out and 153 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 00:00Z on 2003-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 173 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 00:00Z on 2003-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.1939587897117Sfc1 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
173 J/kg
Mixed-layer CIN
-412 J/kg
Mixed-layer LCL
1579 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
422 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

422 
WFUS53 KEAX 100344
TOREAX
MOC101-100445-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1044 PM CDT FRI MAY 9 2003

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

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

* UNTIL 1145 PM CDT

* AT 1040 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR HOLDEN...OR 14 MILES WEST OF WARRENSBURG...
  MOVING NORTHEAST AT 45 MPH. LARGE HAIL AND DESTRUCTIVE THUNDERSTORM
  WINDS ARE ALSO LIKELY WITH THIS STORM.

* THIS TORNADIC STORM IS EXPECTED TO BE NEAR...
   CENTERVIEW....LEETON BY 1050 PM CDT.
   WARRENSBURG BY 1055 PM CDT.

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

IN ADDITION TO THE TORNADO THREAT...THIS STORM WILL PRODUCE DAMAGING 
STRAIGHT LINE WINDS IN EXCESS OF 80 MPH...AND GOLF BALL SIZE HAIL. 
IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS TO A 
CENTER LOCATION ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS. DO NOT 
DRIVE INTO THE PATH OF THIS STORM AND DO NOT SEEK SHELTER UNDER A 
HIGHWAY OVERPASS

LAT...LON 3877 9412 3857 9411 3857 9355 3890 9364

$$


KOCH

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 7:31 PM CDTSevere Thunderstorm WarningEAXJohnson59 min
May 9, 7:42 PM CDTSevere Thunderstorm WarningEAXLafayette63 min
May 9, 8:22 PM CDTSevere Thunderstorm WarningEAXSaline38 min
May 9, 8:23 PM CDTSevere Thunderstorm WarningEAXHoward, Randolph67 min
May 9, 8:43 PM CDTSevere Thunderstorm WarningEAXCass62 min
May 9, 8:55 PM CDTSevere Thunderstorm WarningEAXJackson65 min
May 9, 9:09 PM CDTSevere Thunderstorm WarningEAXLafayette66 min
May 9, 9:11 PM CDTSevere Thunderstorm WarningEAXMacon64 min
May 9, 9:16 PM CDTFlash Flood WarningEAXCass6 hr
May 9, 9:30 PM CDTTornado WarningEAXCass30 min
May 9, 10:01 PM CDTSevere Thunderstorm WarningEAXJackson59 min
May 9, 10:03 PM CDTTornado WarningEAXLafayette42 min
May 9, 10:12 PM CDTSevere Thunderstorm WarningEAXCass63 min
May 9, 10:16 PM CDTTornado WarningEAXSaline59 min
May 9, 10:28 PM CDTSevere Thunderstorm WarningEAXJohnson62 min
May 9, 11:21 PM CDTSevere Thunderstorm WarningEAXPettis39 min
May 9, 11:30 PM CDTSevere Thunderstorm WarningEAXJohnson45 min
May 10, 3:22 AM CDTSevere Thunderstorm WarningEAXCooper53 min
May 10, 3:29 AM CDTSevere Thunderstorm WarningEAXHenry46 min
May 10, 3:38 AM CDTSevere Thunderstorm WarningEAXJackson37 min
May 10, 3:49 AM CDTSevere Thunderstorm WarningEAXJohnson56 min
May 10, 3:58 AM CDTSevere Thunderstorm WarningEAXClay62 min
May 10, 4:20 AM CDTSevere Thunderstorm WarningEAXPettis40 min
May 10, 4:21 AM CDTSevere Thunderstorm WarningEAXPlatte39 min
May 10, 4:33 AM CDTSevere Thunderstorm WarningEAXSaline57 min
May 10, 4:38 AM CDTSevere Thunderstorm WarningEAXCooper37 min
May 10, 4:45 AM CDTSevere Thunderstorm WarningEAXJackson60 min
May 10, 4:55 AM CDTSevere Thunderstorm WarningEAXRay65 min
May 10, 5:11 AM CDTSevere Thunderstorm WarningEAXCass64 min
May 10, 5:23 AM CDTSevere Thunderstorm WarningEAXLafayette67 min
May 10, 5:26 AM CDTSevere Thunderstorm WarningEAXHoward49 min
May 10, 5:33 AM CDTSevere Thunderstorm WarningEAXJohnson72 min
May 10, 5:36 AM CDTFlash Flood WarningEAXCooper, Howard, Pettis, Saline6 hr
May 10, 5:57 AM CDTFlash Flood WarningEAXRandolph6 hr
May 10, 6:02 AM CDTSevere Thunderstorm WarningEAXCass13 min
May 10, 1:20 PM CDTSevere Thunderstorm WarningEAXCarroll55 min
May 10, 3:15 PM CDTSevere Thunderstorm WarningEAXCarroll, Ray60 min
May 10, 3:17 PM CDTSevere Thunderstorm WarningEAXDeKalb, Gentry43 min
May 10, 3:23 PM CDTSevere Thunderstorm WarningEAXJohnson67 min
May 10, 3:25 PM CDTSevere Thunderstorm WarningEAXHarrison50 min
May 10, 3:31 PM CDTSevere Thunderstorm WarningEAXDaviess44 min
May 10, 3:39 PM CDTTornado WarningEAXDaviess, Harrison51 min
May 10, 3:47 PM CDTTornado WarningEAXLinn58 min
May 10, 4:02 PM CDTTornado WarningEAXCarroll58 min
May 10, 4:11 PM CDTSevere Thunderstorm WarningEAXMercer64 min
May 10, 4:16 PM CDTSevere Thunderstorm WarningEAXLafayette, Saline59 min
May 10, 4:18 PM CDTTornado WarningEAXChariton42 min
May 10, 4:25 PM CDTTornado WarningEAXAdair, Sullivan65 min
May 10, 4:32 PM CDTTornado WarningEAXSaline43 min
May 10, 4:43 PM CDTTornado WarningEAXMacon47 min
May 10, 4:45 PM CDTSevere Thunderstorm WarningEAXPutnam60 min
May 10, 4:55 PM CDTTornado WarningEAXPutnam65 min
May 10, 5:07 PM CDTSevere Thunderstorm WarningEAXChariton, Howard53 min
May 10, 5:12 PM CDTSevere Thunderstorm WarningEAXRandolph63 min
May 10, 5:21 PM CDTTornado WarningEAXRandolph39 min
May 10, 5:44 PM CDTTornado WarningEAXCooper46 min
May 10, 5:58 PM CDTTornado WarningEAXRandolph32 min
May 10, 6:01 PM CDTTornado WarningEAXPutnam29 min
May 10, 6:13 PM CDTTornado WarningEAXHenry47 min
May 10, 6:30 PM CDTSevere Thunderstorm WarningEAXSaline45 min
May 10, 6:52 PM CDTSevere Thunderstorm WarningEAXChariton38 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; radar from the NEXRAD Level II archive.