Alert archive / Missouri / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 39, NWS Kansas City, MO

July 14, 1986Callaway County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jul 14, 1986, 4:16 PM CDT for Callaway County, Missouri. It was in force for 59 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
Jul 14, 1986, 4:16 PM CDT (21:16 UTC)
Expired
Jul 14, 1986, 5:15 PM CDT
In force
59 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Callaway County, MO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jul 14, 4:40 PM CDTThunderstorm Wind 0Callaway, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Salem-Leckrone, IL (KSLO), launched 12:00Z, 9.3 hours before the alert went out and 263 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, Salem-Leckrone, IL at 12:00Z on 1986-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Salem-Leckrone, IL at 12:00Z on 1986-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 142125 COR
SVRCOU
MOC027-142215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING ...CORRECTION..ADD SOUTHERN BOONE COUNTY
NATIONAL WEATHER SERVICE COLUMBIA MO
424 PM CDT MON JUL 14 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 515 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY OF

CENTRAL MISSOURI...CALLAWAY AND SOUTHERN BOONE

 AT 415 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM OVER COLUMBIA
 REGIONAL AIRPORT MOVING SOUTHEAST AT 30 MILES AN HOUR. WINDS IN
 EXCESS OF 60 MILES AN HOUR STRUCK THE AIRPORT AT 400 PM CDT.

REMEMBER A SEVERE THUNDERSTORM PRODUCES DAMAGING WINDS IN EXCESS OF
60 MPH..LARGE HAIL..DEADLY LIGHTNING AND HEAVY RAIN THAT CAN QUICKLY
FLOOD A LOW LYING AREA.
THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR
NO ADVANCE WARNING.  BE PREPARED TO MOVE TO SAFETY IMMEDIATELY IF ONE
IS SPOTTED.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY AND ASK
THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

 LA GREE/TAUBER

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 2:47 PM CDTSevere Thunderstorm WarningEAXBoone, Howard43 min
Jul 14, 3:29 PM CDTFlash Flood WarningEAXBoone, Howard4 hr
Jul 14, 3:31 PM CDTSevere Thunderstorm WarningEAXBoone, Howard59 min
Jul 14, 4:24 PM CDTSevere Thunderstorm WarningEAXBoone51 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1986Every severe thunderstorm warning in 1986

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.