Alert archive / Missouri / Tornado Warnings in 1986

Tornado Warning 6, NWS Kansas City, MO

August 5, 1986Macon County, Missouri

NWS Kansas City, MO issued this tornado warning at Aug 5, 1986, 6:51 PM CDT for Macon County, Missouri. It was in force for 24 min.

The area

The counties it named.

The facts

Issued
Aug 5, 1986, 6:51 PM CDT (23:51 UTC)
Expired
Aug 5, 1986, 7:15 PM CDT
In force
24 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Macon County, MO

The radar

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

The nearest sounding before it

Peoria Regional, IL (KPIA), launched 12:00Z, 11.9 hours before the alert went out and 268 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, Peoria Regional, IL at 12:00Z on 1986-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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, Peoria Regional, IL at 12:00Z on 1986-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 square meters per square second.193958Sfc1 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
1190 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
177 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 052351
TORCOU
MOC121-060015-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
651 PM CDT TUE AUG 5 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF

NORTH CENTRAL MISSOURI...EASTERN MACON

 AT 645 PM CDT A TORNADO REPORTED BY THE STATE POLICE STRUCK A HOUSE
 10 MILES EAST OF MACON.

PERSONS IN THE PATH OF THIS STORM SHOULD GO TO A SAFE PLACE..SUCH AS
A BASEMENT OR AN INTERIOR ROOM ON THE GROUND FLOOR OF A BUILDING.
STAY AWAY FROM WINDOWS AND OUT OF YOUR CAR.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY OR THE
NATIONAL WEATHER SERVICE

 LA GREE

Nearby

Tornado Warnings in Missouri, 1986Every tornado warning in 1986Tornadoes 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; the sounding from the Mesonet's radiosonde archive.