Alert archive / Illinois / Flash Flood Warnings in 2014

Flash Flood Warning 10, NWS St. Louis, MO

June 4, 2014Adams County, Pike County, Illinois; Ralls County, Missouri

NWS St. Louis, MO issued this flash flood warning at Jun 4, 2014, 4:23 AM CDT for Adams County, Pike County, Illinois; Ralls County, Missouri. It was in force for 6 hr. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 4, 2014, 4:23 AM CDT (09:23 UTC)
Expired
Jun 4, 2014, 10:30 AM CDT
In force
6 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties Adams County, IL, Pike County, IL, Ralls County, MO

The radar

The St Louis radar (KLSX), 115 km from the middle of the area, began a volume at 09:26 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.

What was reported inside it

TimeReportWhereRemark
Jun 4, 7:00 AM CDTHEAVY RAIN 2.73 Nnw New London, MOSTORM TOTAL
Jun 4, 7:00 AM CDTHEAVY RAIN 2.78Saverton, MOSTORM TOTAL FROM L AND D 22
Jun 4, 8:00 AM CDTHEAVY RAIN 2.62 Ne Griggsville, ILSTORM TOTAL

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

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 9.4 hours before the alert went out and 215 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 2014-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2014-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
2429 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
147 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.

651 
WGUS53 KLSX 040923
FFWLSX
ILC001-149-MOC173-041530-
/O.NEW.KLSX.FF.W.0010.140604T0923Z-140604T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
423 AM CDT WED JUN 4 2014

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN RALLS COUNTY IN NORTHEAST MISSOURI...
  NORTHERN PIKE COUNTY IN WEST CENTRAL ILLINOIS...
  SOUTHEASTERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS...

* UNTIL 1030 AM CDT

* AT 422 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. RADAR ESTIMATES OF ONE TO TWO INCHES OF RAIN HAS      
  FALLEN OVER THE PAST HOUR WITH ADDITIONAL HEAVY RAIN LIKELY THROUGH
  EARLY THIS MORNING.
 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PITTSFIELD...BARRY...GRIGGSVILLE AND NEW LONDON.


THIS WARNING ALSO INCLUDES...
INTERSTATE 72 FROM EXIT 4 TO EXIT 35.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE 
WARNED AREA.

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.

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

&&

LAT...LON 3984 9058 3981 9058 3972 9064 3958 9058
      3956 9117 3960 9117 3960 9121 3956 9127
      3955 9152 3969 9153 3968 9131 3973 9137
      3977 9135 3978 9102 3984 9092

$$

GOSSELIN
1 follow-up statement
725 
WGUS73 KLSX 041426
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
926 AM CDT WED JUN 4 2014

ILC001-149-MOC173-041441-
/O.CAN.KLSX.FF.W.0010.000000T0000Z-140604T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIKE IL-ADAMS IL-RALLS MO-
926 AM CDT WED JUN 4 2014

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN ADAMS
AND NORTHERN PIKE COUNTIES IN WEST CENTRAL ILLINOIS...AND 
NORTHEASTERN RALLS COUNTY IN NORTHEAST MISSOURI IS CANCELLED...AND 
HAS BEEN REPLACED WITH AN AREAL FLOOD WARNING WHICH REMAINS IN 
EFFECT UNTIL 930 PM.

LAT...LON 3984 9058 3981 9058 3972 9064 3958 9058
      3956 9117 3960 9117 3960 9121 3956 9127
      3955 9152 3969 9153 3968 9131 3973 9137
      3977 9135 3978 9102 3984 9092

$$

KANOFSKY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 10:27 PM CDTSevere Thunderstorm WarningLSXAdams, Brown63 min
Jun 3, 11:14 PM CDTSevere Thunderstorm WarningLSXBrown61 min
Jun 3, 11:28 PM CDTSevere Thunderstorm WarningLSXAdams, Brown47 min
Jun 4, 12:08 AM CDTSevere Thunderstorm WarningLSXBrown, Pike25 min
Jun 4, 1:52 AM CDTAreal Flood AdvisoryLSXAdams, Brown, Pike7 hr
Jun 4, 3:26 AM CDTFlash Flood WarningLSXAdams, Brown6 hr
Jun 4, 9:23 AM CDTAreal Flood WarningLSXAdams, Brown, Pike12 hr
Jun 4, 11:38 AM CDTRiver Flood WarningLSXPike4 days
Jun 4, 11:38 AM CDTRiver Flood WarningLSXPike3 days
Jun 4, 11:38 AM CDTRiver Flood WarningLSXPike4 days
Jun 4, 11:38 AM CDTRiver Flood WarningLSXCalhoun5 days
Jun 4, 11:38 AM CDTRiver Flood WarningLSXCalhoun5 days
Jun 4, 3:48 PM CDTSevere Thunderstorm WarningLSXMonroe, Randolph42 min
Jun 4, 4:22 PM CDTSevere Thunderstorm WarningLSXRandolph38 min
Jun 3, 9:19 PM CDTSevere Thunderstorm WarningLSXKnox, Shelby41 min
Jun 3, 9:46 PM CDTSevere Thunderstorm WarningLSXLewis, Marion, Shelby59 min
Jun 3, 9:57 PM CDTSevere Thunderstorm WarningLSXKnox, Shelby33 min
Jun 3, 10:40 PM CDTSevere Thunderstorm WarningLSXLewis, Marion, Shelby65 min
Jun 3, 11:48 PM CDTRiver Flood WarningLSXLewis4 days
Jun 4, 12:52 AM CDTRiver Flood WarningLSXLewis4 days
Jun 4, 1:27 AM CDTSevere Thunderstorm WarningLSXKnox, Lewis, Marion, Shelby48 min
Jun 4, 2:41 AM CDTRiver Flood WarningLSXMarion70 hr
Jun 4, 3:54 AM CDTSevere Thunderstorm WarningLSXCole, Moniteau, Osage51 min
Jun 4, 3:57 AM CDTRiver Flood WarningLSXMarion48 hr
Jun 4, 4:12 AM CDTSevere Thunderstorm WarningLSXBoone, Callaway, Cole, Moniteau48 min
Jun 4, 4:44 AM CDTSevere Thunderstorm WarningLSXCallaway, Cole, Gasconade, Montgomery, Osage46 min
Jun 4, 6:21 AM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson, Saint Charles, Saint Louis39 min
Jun 4, 6:54 AM CDTSevere Thunderstorm WarningLSXJefferson12 min

Nearby

Flash Flood Warnings in Illinois, 2014Flash Flood Warnings in Missouri, 2014Every flash flood warning in 2014

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.