Alert archive / Missouri / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 23, NWS Kansas City, MO

May 25, 1990Maries County, Pulaski County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 25, 1990, 9:29 PM CDT for Maries County, Pulaski County, Missouri. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
May 25, 1990, 9:29 PM CDT (02:29 UTC)
Expired
May 25, 1990, 10:15 PM CDT
In force
46 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Maries County, MO, Pulaski County, MO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 2.5 hours before the alert went out and 195 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 1990-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3283 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 1990-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
3283 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1000 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 260229
SVRCOU
MOC169-125-260315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE COLUMBIA MO
929 PM CDT FRI MAY 25 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 1015 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF MISSOURI
      NORTHERN PULASKI...MARIES

AT 920PM THE COLUMBIA WEATHER RADAR INDICATED A VERY DANGEROUS
STORM LOCATED IN NORTHCENTRAL PULASKI COUNTY 35 MILES SOUTH OF
JEFFERSON CITY.  THIS STORM WAS MOVING EASTNORTHEAST AT 25 MILES
AN HOUR.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY
LIGHTNING...AND VERY HEAVY RAIN THAT MAY CAUSE FLOODING.

 PERLOW

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 10:12 PM CDTFlash Flood WarningEAXCass, Johnson108 min
May 25, 10:40 PM CDTSevere Thunderstorm WarningEAXJackson35 min
May 25, 11:11 PM CDTFlash Flood WarningEAXCamden, Morgan3 hr
May 25, 11:11 PM CDTFlash Flood WarningEAXCole3 hr
May 26, 2:36 AM CDTFlash Flood WarningEAXMorgan2 hr
May 26, 2:41 AM CDTFlash Flood WarningEAXHenry4 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 1990Every severe thunderstorm warning in 1990

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.