Alert archive / Kansas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 9, NWS Wichita, KS

April 7, 1986Allen County, Neosho County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Apr 7, 1986, 5:18 PM CST for Allen County, Neosho County, Kansas. It was in force for 57 min. 3 reports 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, 5:18 PM CST (23:18 UTC)
Expired
Apr 7, 1986, 6:15 PM CST
In force
57 min
Issued by
NWS Wichita, KS
Area
Whole counties

Counties Allen County, KS, Neosho County, KS

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
Apr 7, 5:24 PM CSTHail 3Neosho, KS
Apr 7, 6:00 PM CSTHail 1.75Neosho, KS
Apr 7, 6:00 PM CSTHail 1.75Allen, KS

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

Topeka, KS (KTOP), launched 12:00Z, 11.3 hours before the alert went out and 145 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, Topeka, KS at 12:00Z on 1986-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 582 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, Topeka, KS at 12:00Z on 1986-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 square meters per square second.1939587897Sfc1 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
582 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
1496 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
152 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KICT 072318
SVRICT
KSC001-133-080015-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
518 PM CST MON APR 7 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 615 PM CST FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF


SOUTHEAST KANSAS...SOUTHERN ALLEN AND NEOSHO

AT 515 PM A SEVERE THUNDERSTORM WAS LOCATED NEAR THE CITY OF CHANUTE
KANSAS MOVING NORTH AT 15 MILES AN HOUR.

THIS STORM WILL LIKELY PRODUCE FREQUENT..DANGEROUS LIGHTNING..
LARGE HAIL...DAMAGING WINDS AND HEAVY RAIN THAT CAN QUICKLY
FLOOD LOW LYING AREAS.

REMEMBER..SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTlLE OR NO ADVANCE WARNING...SO BE ON THE LOOKOUT
..AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF ONE IS SPOTTED.

ELAND

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 7, 4:10 PM CST, 1 hour 8 minutes before
SPECIAL WEATHER STATEMENT...RADAR SUMMARY
NATIONAL WEATHER SERVICE WICHITA KS
405 PM CST MON APR 7 1986

AT 400 PM CST A SCATTERED LINE OF HEAVY TO INTENSE THUNDERSTORM HAD
DEVELOPED FROM SOUTHEAST KANSAS NEAR FREDONIA TO COTTONWOOD FALLS
TO NORTH CENTRAL KANSAS NEAR MINNEAPOLIS.

THESE THUNDERSTORMS MAY PRODUCE HEAVY RAINS AND STRONG GUSTY
WINDS...ALONG WITH HAIL.

FH
Special weather statement, Apr 7, 4:45 PM CST, 33 minutes before
SPECIAL WEATHER STATEMENT...RADAR SUMMARY
NATIONAL WEATHER SERVICE WICHITA KS
440 PM CST MON APR 7 1986

..A TORNADO WATCH IN EFFECT FOR A LARGE PART OF CENTRAL AND EASTERN
KANSAS AND PARTS OF SOUTHWEST MISSOURI UNTIL 1100 PM..

AT 430 PM CST A SCATTERED LINE OF HEAVY TO INTENSE THUNDERSTORM
EXTENDED FROM SOUTHEAST KANSAS 10 MILES WEST OF CHANUTE NEAR BUFFALO
TO COTTONWOOD FALLS TO 25 MILES SOUTH OF CONCORDIA NEAR MINNEAPOLIS.

THESE THUNDERSTORM1S MAY PRODUCE HEAVY RAINS AND STRONG GUSTY
WINDS...ALONG WITH HAIL.

MOVEMENT WAS NORTH AT 15 MILES AN HOUR.

HEAVY THUNDERSTORM WERE IN NORTHEAST OKLAHOMA 10 TO 30 MILES SOUTH
OF COFFEYVILLE.  MOVEMENT WAS NORTH AT 15 MILES AN HOUR.

FH

The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 6, 8:25 PM CSTSevere Thunderstorm WarningICTKingman, Reno50 min
Apr 6, 8:54 PM CSTSevere Thunderstorm WarningICTHarvey, Sedgwick41 min
Apr 6, 10:31 PM CSTSevere Thunderstorm WarningICTKingman, Reno59 min
Apr 7, 4:45 PM CSTSevere Thunderstorm WarningICTWilson, Woodson45 min
Apr 7, 5:32 PM CSTTornado WarningICTGreenwood, Woodson28 min

Nearby

Severe Thunderstorm Warnings in Kansas, 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.