Flash Flood Warning 5, NWS St. Louis, MO

Issued

Apr 30, 2009, 12:38 AM CDT (05:38 UTC)

Expired

Apr 30, 2009, 5:30 AM CDT

In force

5 hr

Issued by

NWS St. Louis, MO

Area

Storm-based polygon

Flood severity

None

Counties Boone County, MO, Callaway County, MO, Cole County, MO, Moniteau County, MO

The St Louis radar (KLSX), 142 km from the middle of the area, began a volume at 05:41 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 300538
FFWLSX
MOC019-027-051-135-301030-
/O.NEW.KLSX.FF.W.0005.090430T0538Z-090430T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1238 AM CDT THU APR 30 2009

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BOONE COUNTY IN CENTRAL MISSOURI
  COLE COUNTY IN CENTRAL MISSOURI
  MONITEAU COUNTY IN CENTRAL MISSOURI
  WESTERN CALLAWAY COUNTY IN CENTRAL MISSOURI

* UNTIL 530 AM CDT

* AT 1229 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH
  FLOODING ACROSS THE WARNED AREA FROM THE 1 TO 3 INCHES OF RAIN
  THAT FELL THIS EVENING.  SEVERAL ROADS WERE EITHER CLOSED OR
  IMPASSABLE IN AND AROUND COLUMBIA...FULTON AND CALIFORNIA.

* ADDITIONAL LOCATIONS THAT MAY SEE FLOODING INCLUDED HARRISBURG...
  EASLEY...JAMESTOWN...NEW BLOOMFIELD...RUSSELLVILLE AND BRAZITO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ST
LOUIS.

&&

LAT...LON 3890 9249 3898 9255 3923 9242 3923 9213
      3907 9213 3905 9185 3847 9215 3847 9217
      3844 9216 3833 9222 3835 9239 3844 9240
      3844 9261 3850 9270

$$

BRITT

000 
WGUS73 KLSX 300810
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
310 AM CDT THU APR 30 2009

MOC019-027-051-135-301030-
/O.CON.KLSX.FF.W.0005.000000T0000Z-090430T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLE MO-MONITEAU MO-CALLAWAY MO-BOONE MO-
310 AM CDT THU APR 30 2009

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR BOONE...WESTERN
CALLAWAY...EASTERN MONITEAU AND COLE COUNTIES UNTIL 530 AM CDT...

AT 3 AM CDT...RADAR INDICATES THAT THE HEAVY RAIN HAS ENDED IN MID 
MISSOURI.  HOWEVER...THE RUNOFF FROM THE RAINFALL OF EARLIER TONIGHT 
WILL CONTINUE TO POSE A FLASH FLOOD THREAT FOR SEVERAL MORE 
HOURS.

THE AREA OF GREATEST CONCERN FOR FLOODING CONTINUES TO BE THE 
EASTERN HALF OF BOONE COUNTY...INCLUDING COLUMBIA...AND WESTERN 
SECTIONS OF CALLAWAY COUNTY.  RAINFALL OBSERVATIONS...AS WELL AS 
RADAR RAINFALL ESTIMATES...INDICATE RAINFALL TOTALS FROM 1.5 TO 2.5 
INCHES IN THIS AREA LATE WEDNESDAY NIGHT AND VERY EARLY THIS 
MORNING.

SOME OTHER LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE
ASHLAND...CENTRALIA...HOLTS SUMMIT...AUXVASSE...MURRY...
MILLERSBURG...AND HATTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.

IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH
ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL
ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW
INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN ST LOUIS.

&&

LAT...LON 3890 9249 3898 9255 3923 9242 3923 9213
      3907 9213 3905 9185 3847 9215 3847 9217
      3844 9216 3833 9222 3835 9239 3844 9240
      3844 9261 3850 9270

$$

TRUETT

Flash Flood Warnings in Missouri, 2009Every flash flood warning in 2009

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.