Alert archive / Missouri / Tornado Warnings in 2004

Tornado Warning 70, NWS Kansas City, MO

August 26, 2004Worth County, Missouri

NWS Kansas City, MO issued this tornado warning at Aug 26, 2004, 11:03 PM CDT for Worth County, Missouri. It was in force for 57 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 26, 2004, 11:03 PM CDT (04:03 UTC)
Expired
Aug 27, 2004, 12:00 AM CDT
In force
57 min
Issued by
NWS Kansas City, MO
Area
Counties, with a storm outline in the text

County Worth County, MO

The radar

The Des Moines radar (KDMX), 151 km from the middle of the area, began a volume at 04:04 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
Aug 26, 11:20 PM CDTHAIL 1Grant City, MO
Aug 26, 11:20 PM CDTTORNADO6 W Worth, MO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Aug 26, 9:45 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 4.1 hours before the alert went out and 184 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, Omaha, NE at 00:00Z on 2004-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1656 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, Omaha, NE at 00:00Z on 2004-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
1656 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1393 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.6
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KEAX 270403
TOREAX
MOC227-270500-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1103 PM CDT THU AUG 26 2004

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  WORTH COUNTY IN NORTHWEST MISSOURI

* UNTIL MIDNIGHT CDT

* AT 1101 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A ROTATING WALL 
  CLOUD NEAR PICKERING IN EASTERN NODAWAY COUNTY. DOPPLER RADAR 
  INDICATED THIS STORM WAS MOVING EAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
   SHERIDAN BY 1120 PM CDT.
   WORTH BY 1150 PM CDT.
   GRANT CITY BY 1155 PM CDT.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4057 9463 4039 9461 4040 9424 4057 9424

$$

SEAMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 8:47 PM CDTSevere Thunderstorm WarningEAXAtchison43 min
Aug 26, 9:11 PM CDTSevere Thunderstorm WarningEAXNodaway64 min
Aug 26, 9:30 PM CDTSevere Thunderstorm WarningEAXAtchison60 min
Aug 26, 10:12 PM CDTSevere Thunderstorm WarningEAXNodaway63 min
Aug 26, 10:16 PM CDTTornado WarningEAXNodaway59 min
Aug 26, 10:55 PM CDTTornado WarningEAXHarrison50 min
Aug 26, 11:21 PM CDTTornado WarningEAXMercer54 min
Aug 26, 11:48 PM CDTTornado WarningEAXHarrison42 min
Aug 27, 1:36 AM CDTSevere Thunderstorm WarningEAXMercer54 min
Aug 27, 4:00 PM CDTSevere Thunderstorm WarningEAXMercer, Putnam75 min
Aug 27, 4:23 PM CDTSevere Thunderstorm WarningEAXPutnam, Schuyler82 min
Aug 27, 5:10 PM CDTFlash Flood WarningEAXMercer6 hr
Aug 27, 5:20 PM CDTFlash Flood WarningEAXPutnam, Sullivan6 hr
Aug 27, 5:34 PM CDTFlash Flood WarningEAXGrundy6 hr
Aug 27, 5:57 PM CDTSevere Thunderstorm WarningEAXGrundy, Sullivan78 min
Aug 27, 6:09 PM CDTSevere Thunderstorm WarningEAXPlatte66 min

Nearby

Tornado Warnings in Missouri, 2004Every tornado warning in 2004Tornadoes in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.