Alert archive / Missouri / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 28, NWS Kansas City, MO

June 2, 1987Jackson County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 2, 1987, 2:10 PM CDT for Jackson County, Missouri. It was in force for 50 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
Jun 2, 1987, 2:10 PM CDT (19:10 UTC)
Expired
Jun 2, 1987, 3:00 PM CDT
In force
50 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County Jackson 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
Jun 2, 2:25 PM CDTThunderstorm Wind 0Jackson, 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

Topeka, KS (KTOP), launched 12:00Z, 7.2 hours before the alert went out and 112 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 1987-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1768 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 1987-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
1768 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
626 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
-7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jun 2, 1:36 PM CDT, 34 minutes before
SPECICL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO
130 PM CDT SUN MAY 31 1987

...SEVERE THUNDERSTORM WATCH FOR MOST OF EASTERN KANSAS EXTREME WEST
CENTRAL AND NORTHWEST MISSOURI UNTIL 7PM CDT....

AT 130 PM...VERY INTENSE THUNDERSTORMS WERE BETWEEN 25 MILES NORTHWEST
AND 25 MILES WEST OF THE KANSAS CITY METROPOLITAN AREA. THESE
THUNDERSTORMS CONTAIN VERY HEAVY RAIN POSSIBLE HAIL AND GUSTY WINDS.

OTHER VERY STRONG THUNDERSTORMS WERE BETWEEN 30 MILES EAST AND 100 MILES
EAST OF KANSAS CITY.

MOVEMENT OF THE THUNDERSTORMS WAS EAST AT 25 MILES AND HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 12:31 PM CDTSevere Thunderstorm WarningEAXRandolph44 min
Jun 2, 12:41 PM CDTSevere Thunderstorm WarningEAXSaline49 min
Jun 2, 1:50 PM CDTSevere Thunderstorm WarningEAXPlatte55 min
Jun 2, 2:12 PM CDTSevere Thunderstorm WarningEAXBoone48 min
Jun 2, 2:54 PM CDTSevere Thunderstorm WarningEAXCass66 min
Jun 2, 3:01 PM CDTTornado WarningEAXBoone29 min
Jun 2, 3:09 PM CDTSevere Thunderstorm WarningEAXJohnson66 min
Jun 2, 3:26 PM CDTTornado WarningEAXCallaway34 min
Jun 2, 1:59 PM CDTSevere Thunderstorm WarningEAXJohnson61 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1987Every severe thunderstorm warning in 1987

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.