Alert archive / Missouri / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 85, NWS Kansas City, MO

May 7, 1995St. Clair County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 7, 1995, 11:35 PM CDT for St. Clair County, Missouri. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
May 7, 1995, 11:35 PM CDT (04:35 UTC)
Expired
May 8, 1995, 12:15 AM CDT
In force
40 min
Issued by
NWS Kansas City, MO
Area
Whole counties

County St. Clair County, MO

The radar

The Springfield radar (KSGF), 95 km from the middle of the area, began a volume at 04:35 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 4.6 hours before the alert went out and 126 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, Springfield, MO at 00:00Z on 1995-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 464 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, Springfield, MO at 00:00Z on 1995-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 191 square meters per square second.19395878Sfc1 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
464 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
648 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
191 m²/s²
0-3 km storm-relative helicity
267 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 080436
SVRMCI
MOC185-080515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY MO
1135 PM CDT SUN MAY 7 1995
 
THE NATIONAL WEATHER SERVICE IN KANSAS CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL MISSOURI
 
   ...ST CLAIR COUNTY
 
AT 1135 PM A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM APPLETON CITY TO
15 MILES SOUTHWEST OF OSCEOLA MOVING NORTHEAST AT 45 MPH. DAMAGING WINDS
ARE LIKELY WITH THESE STORMS AS THEY MOVE ACROSS THE COUNTY. IN
ADDITION...HAIL IS POSSIBLE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN THAT MAY
CAUSE FLOODING OF LOW LYING AREAS.  MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

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.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at May 7, 9:17 PM CDT, 2 hours 18 minutes earlier.

Area forecast discussion, May 7, 9:17 PM CDT, 2 hours 18 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
910 PM CDT SUN MAY 7 1995

HAD LTL TIME TO LOOK AT NEW UPR AIR...BUT QUICK LOOK SHOWS BRISK
AND MOIST H8 INFLO WITH LTL CONVECTION TO OUR SOUTH TO IMPEDE
TRANSPORT. AREA QUITE SATURATED AN WITH NUMEROUS TRW IN ERN KS
MVG SLOWLY EAST...FLASH FLOOD WATCH WARRANTED. SVR WATCH BOX IN
EFFECT JUST SOUTH OF METRO. XPCT MOST OF SVR WX TO BE SOUTH OF
METRO TNGT IN BETTER INSTABILITY. TOP SOUNDING NOT TOO IMPRESSIVE
WITH MID LVL COOLING NOT TO ARRIVE TIL AFTER DAYBREAK. HOWEVER...
FEW CELLS MAY BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
45 MPH.

DB

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 12:39 AM CDTSevere Thunderstorm WarningEAXMorgan40 min
May 8, 2:10 AM CDTSevere Thunderstorm WarningEAXMaries24 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1995Every severe thunderstorm warning in 1995

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; radar from the NEXRAD Level II archive.