Alert archive / Missouri / Tornado Warnings in 2002

Tornado Warning 13, NWS Kansas City, MO

July 26, 2002Daviess County, Grundy County, Missouri

NWS Kansas City, MO issued this tornado warning at Jul 26, 2002, 8:32 PM CDT for Daviess County, Grundy County, Missouri. It was in force for 58 min. 5 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: Jul 26, 2002, 8:32 PM CDT (01:32 UTC)
Expired: Jul 26, 2002, 9:30 PM CDT
In force: 58 min
Issued by: NWS Kansas City, MO
Area: Counties, with a storm outline in the text

Counties Daviess County, MO, Grundy County, MO

The radar

The Pleasant Hill radar (KEAX), 141 km from the middle of the area, began a volume at 01:35 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

Time	Report	Where	Remark
Jul 26, 8:56 PM CDT	Thunderstorm Wind 52 E	Trenton, MO
Jul 26, 8:57 PM CDT	Tornado F0	Jamesport, MO	Brief tornado touchdown. Minor damage to a barn and farmstead.
Jul 26, 9:05 PM CDT	Hail 1	Trenton, MO
Jul 26, 9:06 PM CDT	Hail 0.88	Trenton, MO
Jul 26, 9:30 PM CDT	Hail 0.75	Trenton, MO

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 watch it was issued in

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

Issued	Product	Office	Lasted
Jul 26, 5:00 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.5 hours before the alert went out and 196 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: 1886 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 2354 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 67 m²/s²
0-3 km storm-relative helicity: 127 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.2

Open this sounding in Storm Lab

The text

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

210 
WFUS53 KEAX 270132
TORMCI
MOC061-079-270230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
830 PM CDT FRI JUL 26 2002

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN DAVIESS COUNTY IN NORTH CENTRAL MISSOURI
  SOUTHERN GRUNDY COUNTY IN NORTH CENTRAL MISSOURI

* UNTIL 930 PM CDT

* AT 825 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADIC 
  THUNDERSTORM NEAR JAMESPORT...OR 14 MILES SOUTHWEST OF 
  TRENTON...MOVING EAST AT 10 MPH.  THIS STORM HAS PRODUCED A 
  TORNADO NEAR JAMESTOWN AND CONTINUES TO PRODUCE NUMEROUS REPORTS 
  OF FUNNEL CLOUDS. LARGE HAIL AND DESTRUCTIVE THUNDERSTORM WINDS 
  ARE ALSO LIKELY WITH THIS STORM.

* THIS TORNADIC STORM IS EXPECTED TO BE NEAR...
   EDINBURG BY 910 PM CDT.
   JUST SOUTH OF TRENTON BY 930 PM CDT.

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER NOW

LAT...LON 3994 9399 3997 9346 4013 9345 4012 9399

HUDSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 7:36 PM CDT	Severe Thunderstorm Warning	EAX	Daviess	54 min
Jul 26, 7:53 PM CDT	Tornado Warning	EAX	Daviess	37 min
Jul 26, 8:04 PM CDT	Severe Thunderstorm Warning	EAX	Holt	56 min
Jul 26, 8:17 PM CDT	Severe Thunderstorm Warning	EAX	Nodaway	58 min
Jul 26, 8:58 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Gentry, Holt, Nodaway	62 min
Jul 26, 9:29 PM CDT	Severe Thunderstorm Warning	EAX	Grundy	61 min

Nearby

Tornado Warnings in Missouri, 2002 Every tornado warning in 2002 Tornadoes in 2002

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.