Flash Flood Warning 34, NWS St. Louis, MO

Issued

Aug 28, 2004, 1:45 AM CDT (06:45 UTC)

Expired

Aug 28, 2004, 6:00 AM CDT

In force

4 hr

Issued by

NWS St. Louis, MO

Area

Counties, with a storm outline in the text

Counties Marion County, MO, Shelby County, MO

The St Louis radar (KLSX), 158 km from the middle of the area, began a volume at 06:46 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 
WGUS53 KLSX 280648
FFWLSX
MOC127-205-281100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
145 AM CDT SAT AUG 28 2004

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MARION COUNTY IN NORTHEAST MISSOURI
  SHELBY COUNTY IN NORTHEAST MISSOURI

* UNTIL 600 AM CDT

* AT 145 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH MODERATE AND OCCASIONALLY HEAVY RAIN
  CONTINUE TO PUSH INTO NORTHEAST MISSOURI.  THE LATEST SATELLITE
  AND RADAR DATA DO INDICATE THAT THE RAINFALL MAY SLOWLY DIMINISH
  OVER THE NEXT FEW HOURS.  HOWEVER...DUE TO THE EXTREMELY WET 
  WEATHER OF THE PAST WEEK...A DANGEROUS FLASH FLOOD THREAT WILL
  CONTINUE FOR SEVERAL HOURS AFTER THE HEAVIEST RAIN ENDS.  
  DO NOT TAKE THIS SITUATION LIGHTLY.  SEVERAL ROADS IN MARION
  COUNTY WERE REPORTED TO BE CLOSED DUE TO FLOODING LATE FRIDAY
  EVENING...AND NUMEROUS SECONDARY AND COUNTY ROADS THROUGHOUT THE
  REGION ARE UNDOUBTEDLY FLOODED AND IMPASSIBLE.

* FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE
  AFFECTING CLARENCE...SHELBINA...PALMYRA...AND HANNIBAL.

MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW WATER CROSSINGS IF WATER COVERS THE
ROADWAY. DO NOT DRIVE AROUND BARRICADES IF YOUR VEHICLE STALLS...
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. ACT QUICKLY IF FLASH FLOODING IS OBSERVED. MOVE
TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT
TO FLOODING WHEN WATER BEGINS RISING.

THOSE CAMPING NEAR SMALL STREAMS SHOULD MOVE TO HIGHER GROUND AT
ONCE. WATER LEVELS MAY RISE RAPIDLY WITH LITTLE OR NO WARNING...EVEN
IF THE HEAVY RAINS ARE WELL UPSTREAM OF YOUR CAMPSITE.

LAT...LON 3995 9147 3971 9135 3963 9228 3995 9229

$$

TRUETT

000 
WGUS73 KLSX 280951
FFSLSX
MOC103-111-127-137-173-205-281100-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
450 AM CDT SAT AUG 28 2004

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR MONROE...RALLS...
MARION...SHELBY...LEWIS AND KNOX COUNTIES UNTIL 600 AM CDT...

MUCH OF THE HEAVY RAINFALL DIMINISHED ACROSS NORTHEAST MISSOURI 
BETWEEN 2 AND 3 AM.  HOWEVER...AT 450 AM WEATHER SERVICE DOPPLER 
RADAR INDICATED ANOTHER BAND OF SHOWERS AND THUNDERSTORMS 
APPROACHING THE AREA FROM NORTH CENTRAL MISSOURI.

ALTHOUGH THERE MAY BE A BRIEF HEAVY DOWNPOUR AS THIS BAND OF SHOWERS 
AND STORMS MOVES THROUGH NORTHEAST MISSOURI...IN MOST AREAS ANY 
ADDITIONAL RAIN SHOULD BE ON THE LIGHT SIDE.

HOWEVER...DUE TO THE HEAVY RAIN THIS WEEK ALL CREEKS AND STREAMS ARE 
RUNNING NEAR BANKFULL...AND FLOOD WARNINGS ARE POSTED FOR MOST 
RIVERS IN NORTHEAST MISSOURI.  EARLY MORNING MOTORISTS SHOULD 
CONTINUE TO USE CAUTION...ESPECIALLY WHEN APPROACHING LOW LYING AND 
FLOOD PRONE AREAS. NEVER 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. 

$$

TRUETT

000 
WGUS73 KLSX 281106
FFSLSX
MOC103-111-127-137-173-205-281300-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
600 AM CDT SAT AUG 28 2004

...FLASH FLOOD WARNING FOR MONROE...RALLS...MARION...SHELBY...LEWIS
AND KNOX COUNTIES HAS EXPIRED...

WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS WHICH
PROMPTED THE FLASH FLOOD WARNING HAVE WEAKENED AND NO LONGER POSE THE
THREAT FOR VERY HEAVY RAIN. ADDITIONAL RAIN WILL FALL THIS MORNING 
BUT AT THIS TIME IT LOOKS LIKE AMOUNTS WILL BE UNDER 1 INCH. 

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE AREA. IF ADDITIONAL 
HEAVY RAIN DOES OCCUR FLASH FLOODING WILL HAPPEN QUICKLY BECAUSE OF 
THE SATURATED GROUND. IN ADDITION...MANY AREA CREEKS...SMALL STREAMS 
AND RIVERS ARE IN FLOOD OR FULL ALREADY. ADDITIONAL HEAVY RAIN WILL 
ONLY WORSEN THAT SITUATION. 

RESIDENTS SHOULD REMAIN CAUTIOUS THROUGH THE DAY AND BE READY TO 
MOVE QUICKLY IS FLASH FLOODING OCCURS. 

$$
JPK

Flash Flood Warnings in Missouri, 2004Every flash flood warning in 2004

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.