Alert archive / Missouri / Flash Flood Warnings in 1989

Flash Flood Warning 4, NWS Springfield, MO

May 22, 1989Greene County, Missouri

NWS Springfield, MO issued this flash flood warning at May 22, 1989, 3:28 AM CDT for Greene County, Missouri. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 22, 1989, 3:28 AM CDT (08:28 UTC)
Expired
May 22, 1989, 6:30 AM CDT
In force
3 hr
Issued by
NWS Springfield, MO
Area
Whole counties

County Greene 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, 8.5 hours before the alert went out and 57 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 1989-05-22Temperature 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 1989-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
1856 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
346 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSGF 220828
FFWSGF
MOC039-057-167-077-221130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING 
NATIONAL WEATHER SERVICE SPRINGFIELD MO
328 AM CDT MON MAY 22 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 630 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHWEST PART OF MISSOURI
      CEDAR...DADE...POLK...GREENE

AT 325AM CDT MODERATE TO HEAVY RAIN CONTIUNED OVER THE AREA WHERE
PREVIOUS THUNDERSTORMS HAD PRODUCED UP TO AN ESTIMATED 5 INCHES OF
RAIN DURING THE EVENING AND NIGHTTIME HOURS.  NUMEROUS REPORTS OF
HIGH WATER IN THE WARNED AREAS HAVE BEEN RECEIVED.

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.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE 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 IMMEDIATELY.
MOVE TO HIGHER GROUND.

 NINE

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 10:14 PM CDTSevere Thunderstorm WarningSGFCedar, Vernon61 min
May 21, 11:16 PM CDTSevere Thunderstorm WarningSGFCedar, Dade, Polk59 min
May 21, 11:48 PM CDTSevere Thunderstorm WarningSGFDallas, Greene, Webster57 min
May 22, 12:45 AM CDTSevere Thunderstorm WarningSGFDade, Greene60 min
May 22, 12:45 AM CDTSevere Thunderstorm WarningSGFWebster60 min
May 22, 1:05 AM CDTTornado WarningSGFGreene25 min
May 22, 1:25 AM CDTFlash Flood WarningSGFGreene, Webster95 min
May 22, 1:25 AM CDTFlash Flood WarningSGFCedar, Dade, Polk, Vernon95 min
May 22, 3:12 AM CDTSevere Thunderstorm WarningSGFMcDonald, Newton63 min
May 22, 3:12 AM CDTSevere Thunderstorm WarningSGFJasper63 min
May 22, 3:28 AM CDTFlash Flood WarningSGFCedar, Dade, Polk3 hr
May 22, 4:03 AM CDTSevere Thunderstorm WarningSGFBarry, Lawrence57 min
May 22, 4:52 AM CDTSevere Thunderstorm WarningSGFChristian, Greene68 min
May 22, 4:52 AM CDTSevere Thunderstorm WarningSGFStone, Taney68 min

Nearby

Flash Flood Warnings in Missouri, 1989Every flash flood warning in 1989

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.