Alert archive / Missouri / Flash Flood Warnings in 2008

Flash Flood Warning 96, NWS St. Louis, MO

September 3, 2008Pike County, Missouri

NWS St. Louis, MO issued this flash flood warning at Sep 3, 2008, 5:17 AM CDT for Pike County, Missouri. It was in force for 4 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
Sep 3, 2008, 5:17 AM CDT (10:17 UTC)
Expired
Sep 3, 2008, 9:15 AM CDT
In force
4 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

County Pike County, MO

The radar

The St Louis radar (KLSX), 85 km from the middle of the area, began a volume at 10:18 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, 10.3 hours before the alert went out and 254 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 2008-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1580 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, Lincoln, IL at 00:00Z on 2008-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
1580 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1141 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
-8 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 031017
FFWLSX
MOC163-031415-
/O.NEW.KLSX.FF.W.0096.080903T1017Z-080903T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
517 AM CDT WED SEP 3 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN PIKE COUNTY IN NORTHEAST MISSOURI

* UNTIL 915 AM CDT

* AT 508 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
FLASH FLOODING OVER THE WARNED AREA. RADAR ESTIMATES THAT AROUND 3 
INCHES OF RAIN HAS FALLEN IN THE NEW HARTFORD AREA SINCE 300 AM. 
ANOTHER ONE TO TWO INCHES OF RAIN IS POSSIBLE THIS MORNING AS 
SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS SOUTHERN PIKE 
COUNTY.

* FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE   
AFFECTING NEW HARTFORD INCLUDING INDIAN CREEK AND STATE ROUTE 
161.

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 3935 9145 3936 9121 3914 9120 3915 9141

$$

GLASS
2 follow-up statements
000 
WGUS73 KLSX 031203
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
703 AM CDT WED SEP 3 2008

MOC163-031415-
/O.CON.KLSX.FF.W.0096.000000T0000Z-080903T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE MO-
703 AM CDT WED SEP 3 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 AM CDT FOR
SOUTHWESTERN PIKE COUNTY IN NORTHEAST MISSOURI...

AT 657 AM CDT...RADAR INDICATED THAT UP TO 4 INCHES OF RAIN HAD 
FALLEN AROUND THE NEW HARTFORD AREA...AND MORE THUNDERSTORMS WHICH 
WILL PRODUCE HEAVY RAIN ARE MOVING INTO SOUTHWEST PIKE COUNTY.  AN 
ADDITIONAL INCH OF RAIN WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
CURRYVILLE...NEW HARTFORD...ASHLEY...AND ST. CLEMENT.

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 3935 9145 3936 9121 3914 9120 3915 9141

$$

CARNEY
000 
WGUS73 KLSX 031418
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
918 AM CDT WED SEP 3 2008

MOC163-031425-
/O.EXP.KLSX.FF.W.0096.000000T0000Z-080903T1415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE MO-
918 AM CDT WED SEP 3 2008

...THE FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHWESTERN PIKE COUNTY
IN NORTHEAST MISSOURI...

A CHECK WITH AREA LAW ENFORCEMENT INDICATES THAT FLOODING IS NOT
A PROBLEM IN THE AREA.

HOWEVER...SEVERAL WAVES OF SHOWERS AND THUNDERSTORMS ARE EXPECTED 
TODAY...WITH A STEADIER RAIN DEVELOPING TONIGHT.  THIS WILL MAKE 
ADDITIONAL HEAVY RAIN WILL BE A VERY REAL POSSIBILITY...AND A FLASH 
FLOOD WATCH REMAINS IN EFFECT FOR THE REST OF TODAY...TONIGHT...AND 
INTO FRIDAY MORNING.  

LAT...LON 3935 9145 3936 9121 3914 9120 3915 9141

$$

TRUETT

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 3, 5:26 AM CDTAreal Flood AdvisoryLSXCallaway, Cole, Franklin, Gasconade, Montgomery, Osage and 1 more6 hr
Sep 3, 11:04 AM CDTAreal Flood AdvisoryLSXLewis, Marion, Pike, Ralls, Washington18 days
Sep 3, 11:15 AM CDTRiver Flood WarningLSXLincoln57 hr
Sep 3, 11:15 AM CDTRiver Flood WarningLSXMarion45 hr

Nearby

Flash Flood Warnings in Missouri, 2008Every flash flood warning in 2008

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.