Alert archive / Missouri / Tornado Warnings in 1986

Tornado Warning 1, NWS Kansas City, MO

May 13, 1986Maries County, Miller County, Missouri

NWS Kansas City, MO issued this tornado warning at May 13, 1986, 6:52 PM CDT for Maries County, Miller County, Missouri. It was in force for 53 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: May 13, 1986, 6:52 PM CDT (23:52 UTC)
Expired: May 13, 1986, 7:45 PM CDT
In force: 53 min
Issued by: NWS Kansas City, MO
Area: Whole counties

Counties Maries County, MO, Miller 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

Time	Report	Where	Remark
May 13, 7:15 PM CDT	Thunderstorm Wind 0	Maries, 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

Springfield, MO (KUMN), launched 12:00Z, 11.9 hours before the alert went out and 203 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: 183 J/kg
Mixed-layer CIN: -249 J/kg
Mixed-layer LCL: 985 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 156 m²/s²
0-3 km storm-relative helicity: 270 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 132352 RRA
TORCOU
MOC125-131-140045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
652 PM CDT TUE MAY 13 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF

CENTRAL MISSOURI...MARIES AND EASTERN MILLER

 AT 645 PM A FUNNEL CLOUD WAS REPORTED 4 MILES WEST OF IBERIA..OR
 ABOUT 30 MILES SOUTH OF JEFFERSON CITY. COLUMBIA RADAR INDICATES
 A VERY INTENSE THUNDERSTORM IN THIS SAME AREA. THE STORM WAS MOVING
 EAST AT 30 MILES AN HOUR AND WILL BE MOVING THROUGH THE IBERIA
 AREA AND ON INTO THE VIENNA AREA.

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

 HAGEMEYER

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 8:00 PM CDT	Severe Thunderstorm Warning	EAX	Atchison, Nodaway	45 min
May 12, 8:24 PM CDT	Severe Thunderstorm Warning	EAX	Holt, Nodaway	36 min
May 12, 9:06 PM CDT	Severe Thunderstorm Warning	EAX	Holt, Nodaway	39 min
May 12, 9:51 PM CDT	Severe Thunderstorm Warning	EAX	Andrew	39 min
May 12, 10:11 PM CDT	Severe Thunderstorm Warning	EAX	Buchanan	49 min
May 12, 10:49 PM CDT	Severe Thunderstorm Warning	EAX	Platte	41 min
May 12, 11:34 PM CDT	Severe Thunderstorm Warning	EAX	Clay, Platte	41 min

Nearby

Tornado Warnings in Missouri, 1986 Every tornado warning in 1986 Tornadoes 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.