Alert archive / Missouri / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 13, NWS Kansas City, MO

March 24, 1997Clay County, Jackson County, Ray County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Mar 24, 1997, 7:47 PM CST for Clay County, Jackson County, Ray County, Missouri. It was in force for 43 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Mar 24, 1997, 7:47 PM CST (01:47 UTC)
Expired: Mar 24, 1997, 8:30 PM CST
In force: 43 min
Issued by: NWS Kansas City, MO
Area: Whole counties

Counties Clay County, MO, Jackson County, MO, Ray County, MO

The radar

The Pleasant Hill radar (KEAX), 46 km from the middle of the area, began a volume at 01:50 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
Mar 24, 8:02 PM CST	Hail 0.75	Missouri City, 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
Mar 24, 3:30 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.8 hours before the alert went out and 122 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: 853 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 1673 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 250151 RRA
SVRMCI
MOC047-095-177-250240-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
747 PM CST MON MAR 24 1997

* SEVERE THUNDERSTORM WARNING FOR
  CLAY COUNTY - NORTHWEST MISSOURI
  JACKSON COUNTY - NORTHWEST MISSOURI
  RAY COUNTY - NORTHWEST MISSOURI

* UNTIL 830 PM CST
 
* SOME LOCATIONS AFFECTED
    RICHMOND
    EXCELSIOR SPRINGS
    BUCKNER
    OAK GROVE

* AT 747 PM RADAR INDICATED A SEVERE THUNDERSTORM NEAR BLUE SPRINGS
  MOVING NORTHEAST AT 35 MPH.

* THE STORM WILL BE IN THE BUCKNER...RICHMOND AND EXCELSIOR SPRINGS
  AREA BY AROUND 800 PM. THIS STORM WILL PRODUCE ONE INCH HAIL OR
  LARGER.

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

A TORNADO WATCH IS ALSO IN EFFECT.  SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES.

BEUSTERIEN

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 24, 6:06 PM CST	Severe Thunderstorm Warning	EAX	Grundy, Mercer, Putnam, Sullivan	59 min
Mar 24, 6:36 PM CST	Severe Thunderstorm Warning	EAX	Harrison	39 min
Mar 24, 6:48 PM CST	Severe Thunderstorm Warning	EAX	Clay	62 min
Mar 24, 6:53 PM CST	Severe Thunderstorm Warning	EAX	Jackson	52 min
Mar 24, 7:06 PM CST	Severe Thunderstorm Warning	EAX	Caldwell, Ray	59 min
Mar 24, 8:04 PM CST	Flash Flood Warning	EAX	Jackson	4 hr
Mar 24, 8:17 PM CST	Flash Flood Warning	EAX	Jackson	4 hr
Mar 24, 8:32 PM CST	Severe Thunderstorm Warning	EAX	Jackson	43 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1997 Every severe thunderstorm warning in 1997

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.