Alert archive / Missouri / Flash Flood Warnings in 1991

Flash Flood Warning 4, NWS Springfield, MO

June 5, 1991McDonald County, Newton County, Missouri

NWS Springfield, MO issued this flash flood warning at Jun 5, 1991, 6:29 PM CDT for McDonald County, Newton County, Missouri. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Jun 5, 1991, 6:29 PM CDT (23:29 UTC)
Expired: Jun 5, 1991, 8:30 PM CDT
In force: 2 hr
Issued by: NWS Springfield, MO
Area: Whole counties

Counties McDonald County, MO, Newton County, MO

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 11.5 hours before the alert went out and 51 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1296 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 834 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 70 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 052329
FFWSGF
MOC119-145-060130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD MO
629 PM CDT WED JUN 5 1991

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 830 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHWEST PART OF MISSOURI
      MCDONALD...NEWTON

AT 625PM CDT RADAR SHOWS THUNDERSTORMS THAT WERE MOVING VERY LITTLE
AND PRODUCING VERY HEAVY RAINFALL BETWEEN NEOSHO AND ANDERSON.
SOME URBAN FLOODING HAS BEEN REPORTED IN THE CITY OF NEOSHO.

A FLASH FLOOD WARNING MEANS FLOODING IS OCCURRING OR IS IMMINENT.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
TO ESCAPE RISING WATER MOVE TO HIGHER GROUND.

 NINE

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, Jun 5, 1:23 PM CDT, 5 hours 6 minutes before

MOZ015-016-019-020-021-051930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
125 PM CDT WED JUN 5 1991

AT 125 PM CDT...A VERY STONG THUNDERSTORM WAS OCCURRING ABOUT 25 MILES
NORTHEAST OF SPRINGFIELD...OR JUST TO THE EAST OF FAIR GROVE.

THIS THUNDERSTORM WAS DRIFTING SLOWLY EASTWARD.  MARBLE SIZE HAIL AND
VERY HEAVY RAIN WAS REPORTED WITH THIS STORM AS IT MOVED THROUGH
FAIR GROVE.

THIS STORM WILL MOVE TO THE NORTH OF MARSHFIELD...AND THROUGH THE TOWNS
OF ST LUKE...SAMPSON AND NIANGUA BY 230 PM.  VERY HEAVY RAIN...PEA TO
MARBLE SIZE HAIL...AND STRONG GUSTY SURFACE WINDS CAN BE EXPECED WITH
PASSAGE OF THIS STORM.

PEOPLE IN THE PATH OF THIS STORM SHOULD REMAIN INSIDE DOR SEEK SHELTER
IF OUTSIDE UNTIL THE PASSAGE OF THIS STORM.  DO NOT ATTEMP TO DRIVE
THROUGH RUNNING WATER.
                                                                   .
JOHNSON

Nearby

Flash Flood Warnings in Missouri, 1991 Every flash flood warning in 1991

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.