Flash Flood Warning 27, NWS Kansas City, MO

Issued

Jul 4, 1998, 5:57 AM CDT (10:57 UTC)

Expired

Jul 4, 1998, 10:00 AM CDT

In force

4 hr

Issued by

NWS Kansas City, MO

Area

Whole counties

Counties Adair County, MO, Linn County, MO, Macon County, MO, Sullivan County, MO

The Pleasant Hill radar (KEAX), 182 km from the middle of the area, began a volume at 11:00 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.

000 
TTAA00 KSTL 041057
FFWMCI
MOC001-115-121-211-041500-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY-PLEASANT HILL MO
557 AM CDT SAT JUL 4 1998

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS EXTENDED A

* FLASH FLOOD WARNING FOR...
     MACON COUNTY IN MISSOURI
     LINN COUNTY IN MISSOURI
     ADAIR COUNTY IN MISSOURI
     SULLIVAN COUNTY IN MISSOURI
     INCLUDING KIRKSVILLE

* UNTIL 1000 AM CDT

* AT 552 AM CDT WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY   
RAIN...BETWEEN 3/4 AND 1 1/2 INCHES...STRETCHING FROM LINNEUS TO 
MACON AND WEST OF MILAN. 

THE THUNDERSTORMS WERE MOVING SOUTHEAST NEAR 25 MPH...BUT WERE 
REDEVELOPING BACK OVER THE SAME AREAS. RADAR ESTIMATES OF 6 TO 8  
INCHES OF RAINFALL WERE NOTED ACROSS THE WARNED AREA.

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE...

PRODUCING ADDITIONAL RAINFALL RATES BETWEEN 1 AND 3 INCHES AN HOUR 
THROUGH AT ACROSS MOST OF LINN AND MACON COUNTIES THROUGH 8 AM... 
AND THROUGH ADAIR AND SULLIVAN THROUGH 7 AM.

PERSONS CONSIDERING TRAVEL ON HIGHWAY 63 AND 156 BETWEEN MACON AND 
KIRKSVILLE SHOULD BE WATCHFULL FOR WATER DEVELOPING ON THE ROADWAYS 
AGAIN.
 
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER 
LOW LYING AREAS ARE SUBJECT TO 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.

SMITH

NWS Kansas City, MO wrote its last area forecast discussion before this flash flood warning went out at Jul 4, 3:45 AM CDT, 2 hours 12 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
345 AM CDT SAT JUL 4 1998

FCST CONCERNS CENTER AROUND HEAVY RAIN THREAT. KEAX 88D RETURNS SHOW
EXORBITANT AMOUNTS OF RAINFALL OVER NE CWA...WHERE NMRS WARNINGS
HAVE BEEN NEEDED. CONVECTION FIRING IN A NARROW BAND ALONG 8H THETAE
GRADIENT...AND MDLS LV THAT GRADIENT FAIRLY MUCH IN PLACE...ALLOWING
FOR SIGNIFICANT TRAINING THROUGH MID-MORNING OR SO BEFORE FINALLY
TAPERING OFF. WL CONT FFA THROUGH NOON TDY...ADDING TWO COUNTIES IN
FAR SE THAT WILL SEE SIG RAINFALL AS CNVCTN SAGS SOUTH.

QUITE A BIT OF UNCERTAINTY IN REST OF FCST. ETA SEEMS TO BE HANDLING
VARIOUS FTRS THE BEST. GNL PICTURE IS FOR NEXT S/WV TO SWEEP INTO
NRN PLAINS...WITH TAIL ARCING BACK SE TO ENHANCE LIFT IN OUR NECK OF
THE WOODS. STEERING WINDS NEARLY NON-EXISTANT...AND BEST INFLOW
FOCUSED WELL AWAY FROM OUR NECK OF THE WOODS...SO WHERE OR EVEN IF
+RA BAND SETS UP STILL IN DOUBT. BEST SOLN SEEMS TO BE ALONG AN AXIS
FM MARYVILLE TO SEDALIA...BUT THIS IS BY NO MEANS SET IN STONE. DAY
SHIFT WILL HAVE TO MONITOR CAREFULLY FOR PSBL FFA REISSUANCE THIS PM.

WL STICK CLOSE TO MOS TEMPS AS ANY DECENT BREAKS IN CLDS WL HAVE A
BIG IMPACT ON HIGHS TDY/SUN.

.EAX...
.MO...FLASH FLOOD WATCH THROUGH NOON FOR NRN MO...GENLY N OF A STJ
TO FAYETTE LN.
.KS...NONE.

JHV

Flash Flood Warnings in Missouri, 1998Every flash flood warning in 1998

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.