Alert archive / Missouri / Flash Flood Warnings in 2008

Flash Flood Warning 63, NWS St. Louis, MO

June 18, 2008Lincoln County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 18, 2008, 10:23 PM CDT for Lincoln 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
Jun 18, 2008, 10:23 PM CDT (03:23 UTC)
Expired
Jun 19, 2008, 4:30 AM CDT
In force
6 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
Unknown

County Lincoln County, MO

The radar

The St Louis radar (KLSX), 37 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 3.4 hours before the alert went out and 220 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 2008-06-19Temperature 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 2008-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939587897Sfc1 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
2494 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
87 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 190328
FFWLSX
MOC113-190930-
/O.NEW.KLSX.FF.W.0063.080619T0323Z-080619T0930Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1023 PM CDT WED JUN 18 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR A LEVEE FAILURE IN...
  EASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 430 AM CDT THURSDAY

* AT 1023 PM CDT...WINFIELD LEVEE ON THE MISSISSIPPI RIVER
  FAILED CAUSING FLASH FLOODING OF IMMEDIATELY SURROUNDING AREAS.

* AFFECTED LOCATIONS INCLUDE SOUTHEASTERN LINCOLN COUNTY...CLOSEST
  TO THE RIVER.


LAT...LON 3904 9070 3904 9071 3903 9070 3897 9068
      3896 9075 3906 9076 3907 9071

$$

BYRD
1 follow-up statement
000 
WGUS73 KLSX 190505
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1156 PM CDT WED JUN 18 2008

MOC113-190930-
/O.CON.KLSX.FF.W.0063.000000T0000Z-080619T0930Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LINCOLN MO-
1156 PM CDT WED JUN 18 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 AM CDT FOR
EASTERN LINCOLN COUNTY...

A 150 FOOT BREACH OF THE CAP AU GRIS LEVEE HAS OCCURRED ONE QUARTER 
TO ONE HALF MILE TO THE SOUTH OF THE WINFIELD LOCK AND DAM.  THE 
WATER IS EXPECTED TO AFFECT WINFIELD TO THE EAST OF HIGHWAY 79.  
PEOPLE EAST OF HIGHWAY 79 IN THE WINFIELD AREA ARE ASKED TO 
VOLUNTARILY EVACUATE TO HIGHER GROUND.  

LAT...LON 3904 9070 3904 9071 3903 9070 3897 9068
      3896 9075 3906 9076 3907 9071
TIME...MOT...LOC 0456Z 180DEG 0KT 3902 9072

$$

BRITT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 1:46 PM CDTFlash Flood WarningLSXLincoln6 hr
Jun 19, 3:35 PM CDTFlash Flood WarningLSXLincoln, Pike6 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.