Flash Flood Warning 6, NWS St. Louis, MO

Issued

Mar 15, 2012, 8:56 PM CDT (01:56 UTC)

Expired

Mar 16, 2012, 3:00 AM CDT

In force

6 hr

Issued by

NWS St. Louis, MO

Area

Storm-based polygon

Flood severity

None

County Reynolds County, MO

The St Louis radar (KLSX), 152 km from the middle of the area, began a volume at 01:57 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.

399 
WGUS53 KLSX 160156
FFWLSX
MOC179-160800-
/O.NEW.KLSX.FF.W.0006.120316T0156Z-120316T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

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

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN AND CENTRAL REYNOLDS COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 300 AM CDT FRIDAY

* AT 853 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 WITHIN THE PAST 90 MINUTES...ESPECIALLY IN THE BUNKER AND 
  REYNOLDS AREAS.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  BUNKER...OATES AND REYNOLDS.

ADDITIONAL VERY HEAVY RAINFALL PRODUCING THUNDERSTORMS ARE EXPECTED 
TO PERSIST OVER NORTHERN AND CENTRAL REYNOLDS COUNTY OVER THE NEXT 
HOUR OR TWO.

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 3725 9113 3726 9117 3731 9116 3731 9118
      3741 9118 3742 9122 3750 9122 3751 9132
      3759 9132 3759 9078 3729 9076 3720 9113

$$

TES

723 
WGUS73 KLSX 160803
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
303 AM CDT FRI MAR 16 2012

MOC179-160815-
/O.EXP.KLSX.FF.W.0006.000000T0000Z-120316T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
REYNOLDS MO-
303 AM CDT FRI MAR 16 2012

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR REYNOLDS COUNTY HAS
BEEN ALLOWED TO EXPIRE...

ALTHOUGH RAIN CONTINUES IN REYNOLDS COUNTY...THE INTENSITY HAS 
LESSENED TO MAINLY LIGHT RAINFALL.  EXCESS RUNOFF FROM HEAVY RAIN 
HAS LIKELY ENDED OVER THE WARNED AREA.  STREAMS AND CREEKS IN THE 
WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE 
FLOOD THREAT.  IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO 
YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3725 9113 3726 9117 3731 9116 3731 9118
      3741 9118 3742 9122 3750 9122 3751 9132
      3759 9132 3759 9078 3729 9076 3720 9113

$$

GKS

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.