Alert archive / Missouri / Flash Flood Warnings in 2008

Flash Flood Warning 70, NWS St. Louis, MO

June 27, 2008Lincoln County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 27, 2008, 11:43 AM 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 27, 2008, 11:43 AM CDT (16:43 UTC)
Expired
Jun 27, 2008, 6:00 PM 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), 33 km from the middle of the area, began a volume at 16:45 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 12:00Z, 4.7 hours before the alert went out and 222 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 12:00Z on 2008-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 301 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 12:00Z on 2008-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.193958Sfc1 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
301 J/kg
Mixed-layer CIN
-121 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
55 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 271648
FFWLSX
MOC113-272300-
/O.NEW.KLSX.FF.W.0070.080627T1643Z-080627T2300Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1143 AM CDT FRI JUN 27 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

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

* UNTIL 600 PM CDT FRIDAY

* AT 1140 AM CDT...THE LINCOLN COUNTY EMERGENCY MANAGEMENT AGENCY
  HAS REQUESTED THAT THE FLASH FLOOD WARNING FOR EASTERN LINCOLN 
  COUNTY BE CONTINUED...DUE TO THE RISING FLOOD WATERS CAUSED BY
  THIS MORNINGS BREAK OF THE PIN OAK LEVEE. 

*  WATER IS EXPECTED TO INUNDATE THE EASTERN PORTION OF 
   WINFIELD...AND SURROUNDING RURAL AREAS.  THE AREA OF PRIMARY
   CONCERN IS BOUNDED BY HIGHWAY N TO THE NORTH...HIGHWAY 79 TO THE 
   WEST....AND THE BREVATOR LEVEE DISTRICT TO THE SOUTH.  
   100 HOMES ARE BEING THREATENED BY THIS LEVEE BREAK.  RESIDENTS
   ARE URGED TO FOLLOW THE INSTRUCTIONS OF EMERGENCY MANAGEMENT
   OFFICIALS AND OF LOCAL LAW ENFORCEMENT.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 

LAT...LON 3901 9070 3900 9069 3898 9069 3898 9068
      3896 9068 3897 9076 3902 9076 3903 9070
TIME...MOT...LOC 1643Z 180DEG 0KT 3900 9074

$$

TRUETT
1 follow-up statement
000 
WGUS73 KLSX 272307
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
601 PM CDT FRI JUN 27 2008

MOC113-272311-
/O.EXP.KLSX.FF.W.0070.000000T0000Z-080627T2300Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LINCOLN MO-
601 PM CDT FRI JUN 27 2008

...THE FLASH FLOOD WARNING HAS EXPIRED FOR EASTERN LINCOLN COUNTY...

RIVER INFORMATION...INCLUDING WATER LEVELS AND CREST INFORMATION...
IS AVAILABLE AT THE ST LOUIS NATIONAL WEATHER SERVICE WEB 
SITE...WWW.WEATHER.GOV/LSX/.  FOLLOW THE AHPS/RIVER INFO LINK ON THE 
LEFT HAND SIDE OF THE HOME PAGE.   

LAT...LON 3901 9070 3900 9069 3898 9069 3898 9068
      3896 9068 3897 9076 3902 9076 3903 9070
TIME...MOT...LOC 1643Z 180DEG 0KT 3899 9074

$$

TRUETT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 7:35 PM CDTSevere Thunderstorm WarningLSXIron, Reynolds, Washington25 min
Jun 26, 7:53 PM CDTSevere Thunderstorm WarningLSXCrawford, Iron, Reynolds, Washington37 min
Jun 27, 5:51 AM CDTFlash Flood WarningLSXLincoln6 hr
Jun 27, 12:04 PM CDTSevere Thunderstorm WarningLSXMarion, Ralls56 min

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.