Alert archive / Missouri / Flash Flood Warnings in 1994

Flash Flood Warning 29, NWS Springfield, MO

April 28, 1994Barton County, Cedar County, Vernon County, Missouri

NWS Springfield, MO issued this flash flood warning at Apr 28, 1994, 2:30 AM CDT for Barton County, Cedar County, Vernon County, Missouri. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 28, 1994, 2:30 AM CDT (07:30 UTC)
Expired
Apr 28, 1994, 8:30 AM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Whole counties

Counties Barton County, MO, Cedar County, MO, Vernon County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 7.5 hours before the alert went out and 94 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 KSGF 280730
FFWSGF
MOC011-039-217-281330-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
230 AM CDT THU APR 28 1994
 
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 830 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST MISSOURI
 
   ...BARTON COUNTY...CEDAR COUNTY
 
IN WEST CENTRAL MISSOURI
 
   ...VERNON COUNTY
 
AT 220 PM CDT...RADAR CONTINUES TO SHOW AN AREA OF THUNDERSTORMS
PRODUCING HEAVY RAIN OVER VERNON...BARTON...AND CEDAR COUNTIES IN WEST
CENTRAL...AND SOUTHWEST MISSOURI. THE THUNDERSTORMS WILL CONTINUE TO
TRACK OVER AN AREA ALREADY BEGINNING TO FLOOD. THREE OR MORE INCHES OF
RAINFALL CAN BE EXPECTED BY 600 AM. THIS ADDITIONAL RAINFALL SHOULD
FLOOD SMALL STREAMS...CREEKS...DRAINAGE DITCHES AND SECONDARY ROADS.
 
AT 215 AM...NEVADA POLICE REPORTED FLOODING HAD COVERED HIGHWAY 54 JUST
WEST OF NEVADA MISSOURI.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
LEE
 
&

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 28, 1:23 AM CDT, 1 hour 7 minutes before
MOZ066-077>082-088>098-101>108-280720-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
119 AM CDT THU APR 28 1994

...A FLASH FLOOD WARNING IS IN EFFECT FOR VERNON COUNTY IN WEST CENTRAL
MISSOURI UNTIL 345 AM CDT...

AT 110 AM CDT...RADAR INDICATED STRONG THUNDERSTORMS DEVELOPING OVER
SOUTHWEST AND WEST CENTRAL MISSOURI.

MOST INTENSE THUNDERSTORMS WAS IN A CLUSTER OVER VERNON AND BARTON
COUNTIES.  THESE STORMS CONTINUE TO DEVELOP AND MOVE ACROSS AN AREA
ALREADY IN A DANGEROUS FLOODING SITUATION.  WEATHER RADAR RAINFALL
ESTIMATES IN THIS AREA HAS EXCEEDED 4 INCHES.

ANOTHER INTENSE THUNDERSTORM WAS 15 MILES NORTHWEST OF LEBANON NEAR
BENNETT SPRINGS.  THIS STORM WAS MOVING NORTHEAST 30 MPH.

PEOPLE IN BENNETT SPRINGS...LEBANON...SLEEPER AND DOVE SHOULD BE
PREPARED TO MOVE TO A PLACE OF SAFETY IF A WARNING IS ISSUED.

SOME OF THESE STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND VERY HEAVY DOWNPOURS OF RAIN.

RESIDENTS OF VERNON COUNTY SHOULD USE CAUTION WHILE TRAVELING
TONIGHT...AS SOME SECONDARY ROADS AND LOW-LYING AREAS MAY BE
COVERED BY FLOODWATERS.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF SOUTHWEST AND
WEST CENTRAL MISSOURI UNTIL 500 AM.

LEE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 7:43 PM CDTSevere Thunderstorm WarningSGFCarter, Ripley62 min
Apr 28, 4:09 AM CDTSevere Thunderstorm WarningSGFLaclede28 min
Apr 28, 9:50 AM CDTSevere Thunderstorm WarningSGFDouglas, Wright35 min
Apr 28, 9:50 AM CDTSevere Thunderstorm WarningSGFOzark35 min
Apr 28, 10:53 AM CDTSevere Thunderstorm WarningSGFOregon, Shannon37 min
Apr 28, 11:25 AM CDTSevere Thunderstorm WarningSGFCarter, Ripley65 min
Apr 28, 11:35 AM CDTSevere Thunderstorm WarningSGFOregon55 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.