Alert archive / Missouri / Flash Flood Warnings in 2007

Flash Flood Warning 21, NWS St. Louis, MO

June 29, 2007Reynolds County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 29, 2007, 2:42 PM CDT for Reynolds County, Missouri. It took effect at Jun 29, 2007, 2:48 PM CDT. It was in force for 4 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 29, 2007, 2:42 PM CDT (19:42 UTC)
In effect from
Jun 29, 2007, 2:48 PM CDT
Expired
Jun 29, 2007, 6:45 PM CDT
In force
4 hr
Issued by
NWS St. Louis, MO
Area
Whole counties

County Reynolds County, MO

The radar

The St Louis radar (KLSX), 151 km from the middle of the area, began a volume at 19:44 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.

What was reported inside it

TimeReportWhereRemark
Jun 29, 3:10 PM CDTFLASH FLOODEllington, MOONE TO TWO FEET DEEP WATER ON MAIN STREET IN ELLINGTON.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 7.7 hours before the alert went out and 256 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, Springfield, MO at 12:00Z on 2007-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 528 joules per kilogram.LCLLFCEL10008507005003002001001 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, Springfield, MO at 12:00Z on 2007-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.1939Sfc1 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
528 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
85 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 291948
FFWLSX
MOC179-292345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
242 PM CDT FRI JUN 29 2007

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN REYNOLDS COUNTY IN SOUTHEAST MISSOURI

* UNTIL 645 PM CDT

* AT 239 PM CDT...THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE
  LOCATED OVER SOUTHWEST REYNOLDS COUNTY.  RADAR ESTIMATES ALMOST
  TWO AND A HALF INCHES OF RAIN HAS FALLEN JUST WEST OF ELLINGTON
  SINCE 130 PM.

* FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE
  AFFECTING ELLINGTON AND RURAL AREAS WEST AND SOUTHWEST OF ELLINGTON
  ALONG AND SOUTH OF HIGHWAY 106. PINE CREEK...LOGAN CREEK AND THE 
  DEER RUN STATE FOREST WILL ALSO BE IMPACTED. 

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

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

LAT...LON 3734 9120 3712 9103 3707 9079 3738 9077

$$

GLASS
2 follow-up statements
000 
WGUS73 KLSX 292139
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
436 PM CDT FRI JUN 29 2007

MOC179-292345-
REYNOLDS MO-
436 PM CDT FRI JUN 29 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR
SOUTHERN REYNOLDS COUNTY...

AT 310 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED ONE TO TWO 
FEET OF WATER ON MAIN STREET IN ELLINGTON. ALSO...SEVERAL SECONDARY 
ROADS HAD WATER ON THEM.

AS OF 436 PM CDT...RADAR INDICATED THAT THE RAIN HAD ENDED OVER THE 
WARNED AREA. HOWEVER...IT WILL TAKE MORE TIME FOR THE WATER TO 
RECEDE...SO THE FLASH FLOOD WARNING WILL REMAIN IN EFFECT UNTIL 645 
PM.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ELLINGTON.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

LAT...LON 3734 9120 3712 9103 3707 9079 3738 9077

$$

BYRD
000 
WGUS73 KLSX 292258
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
557 PM CDT FRI JUN 29 2007

MOC179-292307-
REYNOLDS MO-
557 PM CDT FRI JUN 29 2007

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHERN REYNOLDS
COUNTY...

A CHECK WITH AREA LAW ENFORCEMENT INDICATES THAT FLOODING IS NO 
LONGER A PROBLEM IN THE AREA. SO THE FLASH FLOOD WARNING HAS BEEN 
CANCELLED.

LAT...LON 3734 9120 3712 9103 3707 9079 3738 9077

$$

BYRD

Nearby

Flash Flood Warnings in Missouri, 2007Every flash flood warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.