Flash Flood Warning 8, NWS St. Louis, MO

Issued

Mar 15, 2012, 10:23 PM CDT (03:23 UTC)

Expired

Mar 16, 2012, 4:00 AM CDT

In force

6 hr

Issued by

NWS St. Louis, MO

Area

Storm-based polygon

Flood severity

None

Counties Cole County, MO, Osage County, MO

The St Louis radar (KLSX), 127 km from the middle of the area, began a volume at 03:26 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.

277 
WGUS53 KLSX 160323
FFWLSX
MOC051-151-160900-
/O.NEW.KLSX.FF.W.0008.120316T0323Z-120316T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1023 PM CDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  COLE COUNTY IN CENTRAL MISSOURI...
  OSAGE COUNTY IN CENTRAL MISSOURI...

* UNTIL 400 AM CDT

* AT 1008 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE   
  WARNED AREA. RADAR ESTIMATES AROUND 2 INCHES OF RAINFALL HAVE 
  FALLEN IN THE PAST TWO HOURS OVER PORTIONS OF WESTERN AND CENTRAL 
  OSAGE COUNTY WITH SLIGHTLY LESSER AMOUNTS IN OTHER SECTIONS OF 
  OSAGE AND COLE COUNTY. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  JEFFERSON CITY...LINN...BRAZITO...CENTERTOWN...CHAMOIS...
  FREEBURG...HICKORY HILL...RICH FOUNTAIN...RUSSELLVILLE...ST.
  MARTINS...ST. THOMAS...TAOS...WARDSVILLE AND WESTPHALIA.

ADDITIONAL VERY HEAVY RAINFALL PRODUCING THUNDERSTORMS ARE EXPECTED 
TO CONTINUE AND EXPAND INTO OTHER SECTIONS OF COLE AND SOUTHERN 
SECTIONS OF OSAGE COUNTY OVER THE NEXT HOUR OR TWO AND WILL LIKELY 
LEAD TO ADDITIONAL FLOODING. 

LAW ENFORCEMENT IN OSAGE COUNTY HAS ALREADY REPORTED THAT U.S. 
HIGHWAY 50 HAS RUNNING WATER UP TO FOUR INCHES IN DEPTH ACROSS A 
SECTION JUST EAST OF LINN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

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.

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

&&

LAT...LON 3874 9239 3872 9234 3868 9235 3864 9222
      3858 9217 3856 9210 3859 9195 3868 9182
      3868 9177 3871 9173 3870 9164 3829 9164
      3829 9220 3834 9220 3832 9226 3834 9241
      3842 9240 3844 9249

$$

TES

Flash Flood Warnings in Missouri, 2012Every flash flood warning in 2012

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.