Alert archive / Missouri / Flash Flood Warnings in 2005

Flash Flood Warning 9, NWS St. Louis, MO

May 22, 2005Audrain County, Monroe County, Montgomery County, Missouri

NWS St. Louis, MO issued this flash flood warning at May 22, 2005, 12:55 AM CDT for Audrain County, Monroe County, Montgomery County, Missouri. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 22, 2005, 12:55 AM CDT (05:55 UTC)
Expired
May 22, 2005, 7:00 AM CDT
In force
6 hr
Issued by
NWS St. Louis, MO
Area
Counties, with a storm outline in the text

Counties Audrain County, MO, Monroe County, MO, Montgomery County, MO

The radar

The St Louis radar (KLSX), 99 km from the middle of the area, began a volume at 05:56 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 5.9 hours before the alert went out and 287 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 2005-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2005-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2114 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KLSX 220604
FFWLSX
MOC007-137-139-221200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1255 AM CDT SUN MAY 22 2005

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  AUDRAIN COUNTY IN CENTRAL MISSOURI
  MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI
  MONROE COUNTY IN NORTHEAST MISSOURI

* UNTIL 700 AM CDT

* AT 1251 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR   
INDICATED   A LONG LINE OF THUNDERSTORMS TRAILING FROM MEXICO
MISSOURI NORTHWEST FOR OVER 120 MILES. THESE STORMS ARE 
TRAINING...FOLLOWING ONE ANOTHER AND WILL DUMP COPIOUS AMOUNTS
OF RAIN IN A NARROW AREA CENTERED ON THESE COUNTIES. FLASH FLOODING 
FROM THUNDERSTORMS WILL DEVELOP QUICKLY OVER THE WARNED AREA.

* FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE
  AFFECTING WOODLAWN...WELLSVILLE...VANDALIA...SANTA FE...PARIS...NEW
  FLORENCE...MEXICO...MONTGOMERY CITY...MINEOLA...MARTINSBURG...
  LADDONIA...JONESBURG...GRANVILLE...FARBER...BUELL...BIG SPRING AND 
  BELLFLOWER.

RAINFALL AMOUNTS OF 2 TO LOCALLY 5 INCHES OF RAIN ARE LIKELY
TONIGHT. THE MIDDLE FORK OF THE SALT RIVER AND OTHER SMALLER 
RIVER BASINS WILL BE VULNERABLE TO FLASH FLOODING TONIGHT 

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

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.

LAT...LON 3933 9172 3930 9145 3915 9143 3914 9131
      3910 9127 3885 9128 3885 9141 3877 9143
      3871 9153 3879 9164 3907 9166 3907 9201
      3913 9209 3924 9210 3929 9228 3961 9226
      3965 9174

$$

PEDIGO
3 follow-up statements
000 
WGUS73 KLSX 220646
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
133 AM CDT SUN MAY 22 2005

MOC007-137-139-221200-
MONTGOMERY MO-AUDRAIN MO-MONROE MO-
133 AM CDT SUN MAY 22 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 700 AM CDT FOR MONROE...
AUDRAIN AND MONTGOMERY COUNTIES...

AT 130 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF THUNDERSTORMS PRODUCING FLASH FLOODING OVER THE 
WARNED AREA. THESE STORMS TRAIL FROM MONTGOMERY CITY NORTHWEST 
THROUGH MEXICO...MACON...AND ALL THE WAY INTO SOUTHWEST IOWA.

THIS SITUATION IS RAPIDLY BECOMING A LIFE THREATENING SITUATION.
LAW ENFORCEMENT OFFICIALS SHOULD TAKE IMMEDIATE ACTION TO PREPARE
FOR NUMEROUS ROAD CLOSURES AND SERIOUS FLOODING.  

BETWEEN MIDNIGHT AND 130 AM THIS MORNING DOPPLER RADAR PRECIPITATION
ESTIMATES HAVE ALREADY REACHED 2 TO 3 INCHES IN WESTERN MONROE 
COUNTY...ESPECIALLY ALONG AND NEAR THE MIDDLE FORK OF THE SALT
RIVER AND NEAR WOODLAWN.  FLASH FLOODING IS IMMINENT. SECONDARY
AND EVEN PRIMARY ROADS WILL BECOME IMPASSABLE BEFORE MORNING.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WOODLAWN...
SANTA FE...PARIS...MEXICO...MADISON...LADDONIA...GRANVILLE AND
FARBER.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE 
BANKS OF CREEKS AND STREAMS. 

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

LAT...LON 3933 9172 3930 9145 3915 9143 3914 9131
      3910 9127 3885 9128 3885 9141 3877 9143
      3871 9153 3879 9164 3907 9166 3907 9201
      3913 9209 3924 9210 3929 9228 3961 9226
      3965 9174

$$

PEDIGO
000 
WGUS73 KLSX 220820
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
309 AM CDT SUN MAY 22 2005

MOC007-137-139-221200-
MONTGOMERY MO-AUDRAIN MO-MONROE MO-
309 AM CDT SUN MAY 22 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 700 AM CDT FOR MONROE...
AUDRAIN AND MONTGOMERY COUNTIES...

AT 305 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A NORTHWEST TO SOUTHEAST LINE OF THUNDERSTORMS PRODUCING 
FLASH FLOODING OVER PORTIONS OF THE WARNED AREA.

NATIONAL WEATHER SERVICE DOPPLER RAINFALL ESTIMATES INDICATE THAT 
OVER THREE INCHES OF RAIN HAS ALREADY FALLEN IN WESTERN MONROE COUNTY
BETWEEN MADISON AND WOODLAWN...TO THE WEST OF PARIS.  

MORE STORMS ARE STILL LINED UP TO PASS THROUGH THE AREA...ONE NEAR 
WOODLAWN...ONE NEAR MOBERLY...AND ONE FINAL STORM SOME 50 MILES
TO THE NORTHWEST.  THESE STORMS ARE DRIFTING TO THE SOUTHEAST AT
40 MPH. 

RAINFALL WILL CONTINUE TO ACCUMULATE THROUGH THE NIGHT WITH ANOTHER
1 TO 2 INCHES POSSIBLE BETWEEN NOW AND 530 AM CDT. 

KEEP ABREAST OF LOCAL CONDITIONS AND DO NOT DRIVE THROUGH WATER
COVERING THE ROADWAYS TONIGHT THE ROAD BELOW MAY NOT BE THERE
TO SUPPORT YOU...GO AROUND OR TURN BACK 

LAT...LON 3933 9172 3930 9145 3915 9143 3914 9131
      3910 9127 3885 9128 3885 9141 3877 9143
      3871 9153 3879 9164 3907 9166 3907 9201
      3913 9209 3924 9210 3929 9228 3961 9226
      3965 9174

$$

PEDIGO
000 
WGUS73 KLSX 221206
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
705 AM CDT SUN MAY 22 2005

MOC007-137-139-221215-
MONTGOMERY MO-AUDRAIN MO-MONROE MO-
705 AM CDT SUN MAY 22 2005

...THE FLASH FLOOD WARNING FOR MONROE...AUDRAIN AND MONTGOMERY
COUNTIES EXPIRED AT 700 AM CDT...

A CHECK WITH COUNTY SHERIFFS INDICATE NO FLOODING PROBLEMS THIS 
MORNING IN MONROE...AUDRAIN...AND MONTGOMERY COUNTIES.   

THE HEAVIEST RAINS OVERNIGHT FELL FROM FROM JUST SOUTHWEST OF SANTA 
FE...NEAR THE AUDRAIN...MONROE COUNTY LINE...TO JUST SOUTH OF 
DUNCANS BRIDGE IN NORTHWEST MONROE COUNTY.  RAINFALL ESTIMATES FROM 
RADAR INDICATE THAT BETWEEN 1 AND 4 INCHES OF RAIN FELL IN THIS 
NARROW AREA. 

THE RAINFALL OBSERVER AT PARIS REPORTED 2.5 INCHES OF 
RAIN...AND AN AUTOMATED RAIN GAGE AT SANTA FE RECORDED JUST OVER AN 
INCH OF RAIN.

LAT...LON 3933 9172 3930 9145 3915 9143 3914 9131
      3910 9127 3885 9128 3885 9141 3877 9143
      3871 9153 3879 9164 3907 9166 3907 9201
      3913 9209 3924 9210 3929 9228 3961 9226
      3965 9174

$$

TRUETT

Nearby

Flash Flood Warnings in Missouri, 2005Every flash flood warning in 2005

Sources

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.