340  
WGUS83 KLSX 110053  
FLSLSX  
 
FLOOD STATEMENT  
NATIONAL WEATHER SERVICE ST LOUIS MO  
753 PM CDT FRI JUL 10 2026  
 
...THE FLOOD WARNING IS EXTENDED FOR THE FOLLOWING RIVERS IN  
MISSOURI...  
 
MARIES RIVER NEAR WESTPHALIA.  
 
RIVER FORECASTS ARE BASED ON OBSERVED PRECIPITATION AND FORECAST  
PRECIPITATION FOR THE NEXT 24 HOURS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOTORISTS SHOULD NOT ATTEMPT TO DRIVE AROUND BARRICADES OR DRIVE CARS  
THROUGH FLOODED AREAS.  
 
RAINFALL HEAVIER THAN FORECAST COULD CAUSE RIVER LEVELS TO RISE EVEN  
HIGHER THAN PREDICTED. THE NATIONAL WEATHER SERVICE WILL MONITOR THIS  
DEVELOPING SITUATION AND ISSUE FOLLOW UP STATEMENTS AS CONDITIONS  
CHANGE.  
 
THIS PRODUCT, ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION,  
IS AVAILABLE AT HTTPS://WATER.NOAA.GOV/WFO/LSX  
 
 
 
MOC151-121300-  
/O.EXT.KLSX.FL.W.0105.000000T0000Z-260713T0417Z/  
/WPHM7.1.ER.260710T2123Z.260711T1800Z.260711T2217Z.NO/  
753 PM CDT FRI JUL 10 2026  
   
..FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY EVENING  
 
* WHAT...MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.  
 
* WHERE...MARIES RIVER NEAR WESTPHALIA.  
 
* WHEN...UNTIL SUNDAY EVENING.  
 
* IMPACTS...AT 12.1 FEET, THE NORTH END OF COUNTY ROAD 521 BEGINS  
FLOODING ADJACENT TO THE RIVER NEAR THIS HEIGHT.  
 
* ADDITIONAL DETAILS...  
- AT 7:00 PM CDT FRIDAY THE STAGE WAS 10.3 FEET.  
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS ENDING  
AT 7:00 PM CDT FRIDAY WAS 10.6 FEET.  
- FORECAST...THE RIVER WILL FALL BELOW FLOOD STAGE THIS EVENING TO  
8.8 FEET JUST AFTER MIDNIGHT TONIGHT. IT WILL THEN RISE ABOVE  
FLOOD STAGE LATE TONIGHT TO 11.5 FEET EARLY TOMORROW AFTERNOON.  
IT WILL FALL BELOW FLOOD STAGE AGAIN TOMORROW AFTERNOON.  
- FLOOD STAGE IS 10.0 FEET.  
 
 
 
ALL TIMES CDT FLD OBSERVED FORECASTS (7 PM)  
LOCATION STG STAGE SAT SUN MON TUE WED  
 
MARIES RIVER  
WESTPHALIA 10.0 10.3 9.4 4.6 3.3 2.5 2.2  
 
 
 
LAT...LON 3843 9205 3852 9197 3846 9193 3829 9194  
3829 9203  
 
 
 
PFAHLER  
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