753  
WGUS43 KLSX 070027  
FLWLSX  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
FLOOD WARNING  
NATIONAL WEATHER SERVICE ST LOUIS MO  
627 PM CST FRI MAR 6 2026  
 
...THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLOOD  
WARNING FOR THE FOLLOWING RIVERS IN MISSOURI...  
 
MERAMEC RIVER NEAR EUREKA.  
 
MERAMEC RIVER AT VALLEY PARK.  
 
RIVER FORECASTS ARE BASED ON OBSERVED PRECIPITATION AND FORECAST  
PRECIPITATION FOR THE NEXT 48 HOURS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
THIS PRODUCT, ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION,  
IS AVAILABLE AT HTTPS://WATER.NOAA.GOV/WFO/LSX  
 

 
 
MOC099-189-081230-  
/O.NEW.KLSX.FL.W.0005.260307T1607Z-260310T1000Z/  
/ERKM7.1.ER.260307T1607Z.260308T1200Z.260309T0330Z.NO/  
627 PM CST FRI MAR 6 2026  
 
...FLOOD WARNING IN EFFECT FROM SATURDAY MORNING TO LATE MONDAY  
NIGHT...  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...MERAMEC RIVER NEAR EUREKA.  
 
* WHEN...FROM SATURDAY MORNING TO LATE MONDAY NIGHT.  
 
* IMPACTS...AT 22.0 FEET, WILLMAN ROAD NEAR THE HIGHWAY 109 BRIDGE  
BECOMES INUNDATED AND IMPASSABLE.  
 
* ADDITIONAL DETAILS...  
- AT 6:00 PM CST FRIDAY THE STAGE WAS 15.0 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE LATE  
TOMORROW MORNING TO A CREST OF 22.5 FEET SUNDAY MORNING. IT WILL  
THEN FALL BELOW FLOOD STAGE LATE SUNDAY EVENING.  
- FLOOD STAGE IS 19.0 FEET.  
 

 
 
ALL TIMES CDT FLD OBSERVED FORECASTS (7:00 AM)  
LOCATION STG STAGE SUN MON TUE WED THU  
 
MERAMEC RIVER  
EUREKA 19.0 15.0 22.5 15.2 9.5 8.1 7.1  
 

 
 
LAT...LON 3844 9064 3850 9066 3855 9064 3855 9056  
3850 9056  
 

 
 
MOC099-189-081230-  
/O.NEW.KLSX.FL.W.0006.260308T0313Z-260310T1200Z/  
/VLLM7.1.ER.260308T0313Z.260308T1800Z.260309T0532Z.NO/  
627 PM CST FRI MAR 6 2026  
 
...FLOOD WARNING IN EFFECT FROM SATURDAY EVENING TO TUESDAY  
MORNING...  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...MERAMEC RIVER AT VALLEY PARK.  
 
* WHEN...FROM SATURDAY EVENING TO TUESDAY MORNING.  
 
* IMPACTS...AT 19.5 FEET, BUDER PARK AND THE RECREATION PARK AT THE  
WATER PLANT FLOODS.  
 
* ADDITIONAL DETAILS...  
- AT 6:00 PM CST FRIDAY THE STAGE WAS 10.6 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE LATE  
TOMORROW EVENING TO A CREST OF 19.7 FEET EARLY SUNDAY AFTERNOON.  
IT WILL THEN FALL BELOW FLOOD STAGE EARLY MONDAY MORNING.  
- FLOOD STAGE IS 18.0 FEET.  
 

 
 
ALL TIMES CDT FLD OBSERVED FORECASTS (7:00 AM)  
LOCATION STG STAGE SUN MON TUE WED THU  
 
MERAMEC RIVER  
VALLEY PARK 18.0 10.6 19.5 15.9 7.7 5.5 3.8  
 

 
 
LAT...LON 3850 9056 3855 9056 3857 9047 3856 9043  
3853 9042 3853 9051  
 

 
 
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