Alert archive / Missouri / Flash Flood Warnings in 1994

Flash Flood Warning 23, NWS Kansas City, MO

April 28, 1994Benton County, Missouri

NWS Kansas City, MO issued this flash flood warning at Apr 28, 1994, 2:54 AM CDT for Benton County, Missouri. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Apr 28, 1994, 2:54 AM CDT (07:54 UTC)
Expired
Apr 28, 1994, 8:00 AM CDT
In force
5 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

County Benton County, MO

The radar

The Pleasant Hill radar (KEAX), 102 km from the middle of the area, began a volume at 07:53 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, 7.9 hours before the alert went out and 162 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 1994-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1994-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 493 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
852 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
493 m²/s²
0-3 km storm-relative helicity
792 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOU 280757
FFWCOU
MOC015-029-125-131-141-151-073-281300-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBIA MO
254 AM CDT THU APR 28 1994
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  700 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL MISSOURI
 
   ...BENTON COUNTY...CAMDEN COUNTY...MARIES COUNTY
   ...MILLER COUNTY...MORGAN COUNTY...OSAGE COUNTY
 
IN EAST CENTRAL MISSOURI
 
   ...GASCONADE COUNTY
 
AT 250 AM THUNDERSTORMS CONTINUED TO PRODUCE HEAVY RAIN IN THE SOUTH
PART OF CENTRAL MISSOURI FROM TRUMAN LAKE AND THE LAKE OF THE OZARKS
EAST TO ROSEBUD AND OWENSVILLE IN GASCONADE COUNTY. THUNDERSTORMS WILL
CONTINUE TO MOVE OVER THESE SAME AREAS EARLY THIS MORNING. SEVERAL
INCHES OF RAIN HAS ALREADY FALLEN IN SOME AREAS AND ANY MORE RAIN WILL
CAUSE FLASH FLOODING.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
 
KENNEDY

What forecasters said that day

The local office's own words before this flash flood 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 27, 10:59 PM CDT, 3 hours 55 minutes before
MOC013-037-047-083-095-165-177-185-KSC091-103-107-121-209-280220-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY MO
11 PM CDT WED APR 27 1994

A FLASH FLOOD WATCH IS IN EFFECT FOR WEST CENTRAL MISSOURI AND EAST
CENTRAL KANSAS FOR TONITE AND THURSDAY MORNING.

RAINFALL AMOUNTS...ESTIMATED OFF RADAR...1 TO 2 INCHES EARLIER IN THE DAY
AROUND THE KANSAS CITY METRO AREA...WITH AN ADDITIONAL 1/2 INCH  SINCE
9PM.    3 TO 4 INCHES HAVE FALLEN OVER SOUTHERN LINN COUNTY IN KANSAS
AND OVER BATES...HENRY AND NORTHWEST ST CLAIR COUNTIES IN MISSOURI.
/THATS ABOUT 65 MILES SOUTH OF KANSAS CITY\ .
AT 11PM HEAVIER RAIN AND THUNDERSTORMS WERE LOCATED FROM NEAR CHANUTE
ACROSS FT SCOTT KANSAS AND OVER TOWARD OSCEOLA MISSOURI.
THERE IS LITTLE THREAT OF SEVERE WEATHER OVER THESE AREAS...BUT IN AREAS
THAT ARE FLOOD PRONE CAUTION SHOULD BE TAKEN.
STAY TUNED.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 11:34 PM CDTFlash Flood WarningEAXBates, Henry, St. Clair3 hr
Apr 28, 1:00 AM CDTFlash Flood WarningEAXJackson6 hr
Apr 28, 1:23 AM CDTSevere Thunderstorm WarningEAXCamden, Miller52 min
Apr 28, 2:36 AM CDTFlash Flood WarningEAXBates, Henry, St. Clair4 hr
Apr 28, 2:50 AM CDTFlash Flood WarningEAXClay, Platte5 hr
Apr 28, 2:54 AM CDTFlash Flood WarningEAXCamden, Maries, Miller, Morgan, Osage5 hr
Apr 28, 2:54 AM CDTFlash Flood WarningEAXGasconade5 hr
Apr 28, 3:02 AM CDTSevere Thunderstorm WarningEAXBenton, Morgan43 min
Apr 28, 3:09 AM CDTSevere Thunderstorm WarningEAXSt. Clair36 min
Apr 28, 7:48 AM CDTFlash Flood WarningEAXPulaski117 min

Nearby

Flash Flood Warnings in Missouri, 1994Every flash flood warning in 1994

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.