Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 45, NWS Kansas City, MO

May 4, 1996Ray County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 4, 1996, 5:40 AM CDT for Ray County, Missouri. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 4, 1996, 5:40 AM CDT (10:40 UTC)
Expired: May 4, 1996, 6:35 AM CDT
In force: 55 min
Issued by: NWS Kansas City, MO
Area: Whole counties

County Ray County, MO

The radar

The Pleasant Hill radar (KEAX), 65 km from the middle of the area, began a volume at 10:39 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 nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 10.7 hours before the alert went out and 148 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: 181 J/kg
Mixed-layer CIN: -292 J/kg
Mixed-layer LCL: 754 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 336 m²/s²
0-3 km storm-relative helicity: 432 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 041040
SVRMCI
MOC177-041135-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
540 AM CDT SAT MAY 4 1996

* SEVERE THUNDERSTORM WARNING FOR
  RAY COUNTY - NORTHWEST MISSOURI

* UNTIL 635 AM CDT
 
* SOME LOCATIONS AFFECTED
    FLEMING
    WOODS HEIGHTS
    RICHMOND
    HENRIETTA
    HARDIN

* AT 535 AM RADAR INDICATED A SEVERE THUNDERSTORM NEAR ORRICK AND
  CAMDEN MOVING NORTHEAST AT 45 MPH.  .

* THE STORM WILL BE WILL MOVE ACROSS SOUTHERN RAY COUNTY FROM 545 TO
  630 AM.   WINDS TO 60 MPH AND UP TO GOLFBALL SIZE HAIL CAN BE
  EXPECTED.

SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND DAMAGING WINDS.  FOR YOUR
SAFETY...MOVE INDOORS AND STAY AWAY FROM WINDOWS.



SMITH

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at May 4, 2:06 AM CDT, 3 hours 34 minutes earlier.

Area forecast discussion, May 4, 2:06 AM CDT, 3 hours 34 minutes before

NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
205 AM CDT SAT MAY 4 1996

WILL ISSUE FCST THOUGHTS ERLY THIS AM AS WE GET READY FOR NEXT ROUND OF
SVR WX DURING THE NEXT FEW HRS...
TSTM COMPLEX OVR CNTL KS ALG AND JUST N OF FNTL BNDRY BEING FUELED BY
SHRT WV AT H7 AND H5...STG LO LVL JET AND THETA-E ADVT. 06Z PROFILERS
AT H8 SHOWING 50 KT WNDS OVR NRN OK AND SE KS. MODELS APPR TO HAVE
DECENT HANDLE ON SHRT WV MVNG ACR KS. 88-D DATA SHWS TSTMS DVLP N OF
STJ AREA BUT MAIN SHOW LKS LIKE IT WILL MOVE INTO CWA BET 0800Z-0830Z.
AS TSTMS TRACK ALG 850-300 MB THICKNESS GRADIENT FAVORED AREA OF CWA
FOR POTENTIALLY SVR WX THIS APPR TO BE S OF MO RVR. WITH FLASH FLOOD
GUIDANCE SHOWING RAINFALL THRESHOLDS IN 1-2 INCH RANGE AGN WOULD LIKE
TO XTND FFW ACR SRN CWA. COULD BE SOME INTENSE R+ AS +15 DEW PTS AT H8
GET INJECTED INTO TSTMS. FOR FCST LIKE SIMILAR IDEA AS FRI AM...FM KC
METRO EWRD TO MOBERLY AND POINTS S...LIKE SHWRS/TSTMS LIKELY THIS
AM...SOME CONTAINING R+...THEN MAYBE 30 PCT POP THIS PM...POINTS TO N
WOULD LIKE TO GO WITH 50 PCT CHC SHWRS TSTMS TDY.

AS SHRT WV MVS EWRD TDY...LO LVL JET GETS PUSHED EWRD WITH IT TAKING
FUEL SUPPLY FOR TSTMS AND R+. HOWEVER DO NOT WANT TO REMOVE POPS FOR
TNT ATTM WITH STG W TO NW FLOW ALF. FOR SUN...MODELS ADVERTISING ENOUGH
SFC RIDGING TO GET RID OF POPS. SUN SHOULD TURN OUT TO BE A DECENT DAY.
AS FAR AS TEMPS GO PREFER COOLER FAN NUMBERS AGN TDYh WITH CLDS...PCPN
AND ERLY FLOW. ALSO LIKE COOLER FAN FOR SUN AS GRIDDED DATA SHOWING LO
LVL CAA.

MCI 66/52 62

BODNER

The office that day

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

Issued	Product	Office	Counties	Lasted
May 4, 3:18 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass	42 min
May 4, 3:44 AM CDT	Severe Thunderstorm Warning	EAX	Henry	41 min
May 4, 4:07 AM CDT	Severe Thunderstorm Warning	EAX	Johnson	63 min
May 4, 4:20 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson	55 min
May 4, 4:20 AM CDT	Severe Thunderstorm Warning	EAX	Bates	55 min
May 4, 5:03 AM CDT	Severe Thunderstorm Warning	EAX	Henry, Johnson, Lafayette	62 min
May 4, 5:24 AM CDT	Severe Thunderstorm Warning	EAX	Pettis	46 min
May 4, 5:47 AM CDT	Severe Thunderstorm Warning	EAX	Cooper	78 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1996 Every severe thunderstorm warning in 1996

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.