Alert archive / Missouri / Tornado Warnings in 1986

Tornado Warning 3, NWS Springfield, MO

April 7, 1986Barry County, Lawrence County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 7, 1986, 6:53 PM CST for Barry County, Lawrence County, Missouri. It was in force for 37 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: Apr 7, 1986, 6:53 PM CST (00:53 UTC)
Expired: Apr 7, 1986, 7:30 PM CST
In force: 37 min
Issued by: NWS Springfield, MO
Area: Whole counties

Counties Barry County, MO, Lawrence 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
Apr 7, 7:00 PM CST	Hail 1.75	Barry, 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 00:00Z, 0.9 hours before the alert went out and 3 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: 1744 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 1228 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 128 m²/s²
0-3 km storm-relative helicity: 229 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 10.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 080053
TORSGF
MOC009-109-080130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
653 PM CST MON APR 7 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 730 PM CST FOR PEOPLE IN THE FOLLOWING COUNTIES 
OF


SOUTHWEST MISSOURI...NORTHERN BARRY AND SOUTHERN LAWRENCE

AT 650PM CST RADAR INDICATED A POSSIBLE TORNADO 13 MILES
WEST OF MONETT MISSOURI. THIS STORM WAS MOVGING TO THE EAST
AT 25 MILES PER HOUR.

IF THREATENING WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY AND RELAY YOUR SEVERE WEATHER REPORTS TO THE NEAREST
LAW ENFORCEMENT AGENCY.

IF YOU ARE IN THE PATH OF THIS TORNADO...YOU SHOULD GO TO A
BASEMENT SHELTER IF AVAILABLE.  OTHERWISE GO TO A CENTRAL
INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.  CARS AND MOBILE
HOMES SHOULD BE ABANDONED FOR A REINFORCED BUILDING.

 MURPHY

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 7, 6:14 PM CST	Tornado Warning	SGF	Newton	46 min
Apr 7, 6:31 PM CST	Severe Thunderstorm Warning	SGF	Barton, Jasper	59 min
Apr 7, 6:36 PM CST	Tornado Warning	SGF	Jasper	24 min
Apr 7, 7:00 PM CST	Tornado Warning	SGF	Christian, Greene	45 min
Apr 7, 7:15 PM CST	Tornado Warning	SGF	Jasper	30 min
Apr 7, 7:36 PM CST	Severe Thunderstorm Warning	SGF	Webster	39 min
Apr 7, 7:52 PM CST	Tornado Warning	SGF	McDonald	28 min
Apr 7, 8:01 PM CST	Severe Thunderstorm Warning	SGF	Jasper	44 min
Apr 7, 9:04 PM CST	Severe Thunderstorm Warning	SGF	Barton, Cedar, Dade	56 min
Apr 7, 9:57 PM CST	Tornado Warning	SGF	McDonald	23 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.