Alert archive / Missouri / Flash Flood Warnings in 1996

Flash Flood Warning 4, NWS Kansas City, MO

May 6, 1996Linn County, Livingston County, Missouri

NWS Kansas City, MO issued this flash flood warning at May 6, 1996, 9:24 PM CDT for Linn County, Livingston 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 counties it named.

The facts

Issued
May 6, 1996, 9:24 PM CDT (02:24 UTC)
Expired
May 7, 1996, 1:30 AM CDT
In force
4 hr
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Linn County, MO, Livingston County, MO

The radar

The Pleasant Hill radar (KEAX), 139 km from the middle of the area, began a volume at 02:23 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

Topeka, KS (KTOP), launched 00:00Z, 2.4 hours before the alert went out and 219 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, Topeka, KS at 00:00Z on 1996-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 1996-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 333 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
500 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
333 m²/s²
0-3 km storm-relative helicity
435 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMCI 070223
FFWMCI
MOC115-117-070630-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
924 PM CDT MON MAY 6 1996

* FLASH FLOOD WARNING FOR
  LINN COUNTY - NORTH CENTRAL MISSOURI
  LIVINGSTON COUNTY - NORTH CENTRAL MISSOURI

* UNTIL 130 AM CDT
 
* SOME STREAMS AND RIVERS AFFECTED
    MEDICINE CREEK
    MUDDY CREEK
    TURKEY CREEK

* CAUSE AND EFFECT
ONE TO THREE INCHES OF RAIN HAVE FALLEN THIS EVENING IN AN AREA FROM
JUST NORTH OF CHILLICOTHE TO NEAR LINNEUS AS SEVERAL THUNDERSTORMS
HAVE MOVED OVER THE SAME LOCATIONS.  ADDITIONAL THUNDERSTORMS
CONTINUE TO DEVELOP WEST OF THE AREA SO MORE RAIN WILL FALL IN THE
WARNED AREAS.


DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!

BEUSTERIEN/MANION

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this flash flood warning went out at May 6, 2:50 PM CDT, 6 hours 34 minutes earlier.

Area forecast discussion, May 6, 2:50 PM CDT, 6 hours 34 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
250 PM CDT MON MAY 6 1996

CURRENT MCS EVENT SHOWING SIGNS OF WEAKENING ON SATELLITE AND
FINALLLY STARTING TO MOVE MORE RAPIDLY EASTWARD. SCTD RW/TRW STILL
IN ERN KS ARE NOT EXPECTED TO BECOME TOO STRONG AS THEY MOVE INTO
THE WORKED OVER ATMOSPHERE LEFT BEHIND BY MCS CHUCK. NEXT SHOW
SHOULD BE WITH MCS DEVELOPMENT OVERNIGHT. ONLY HAVE ETA AND AVN
GRIDDED DATA TO PERUSE. ETA SHOWS THETAE RIDGE HOLDING INTO SC
KS...WITH GOOD LOW LEVEL FLOW TO SET UP AS UPPER WAVE THAT
SATELLITE CURRENTLY SHOWS IN UTAH APPROACHES AREA. SFC BOUNDARY
REMAINS JUST TO SOUTH OF AREA AND H85 FRONT STAYS ACROSS CWA. MCS
SHOULD BRING MORE HEAVY RAIN TO MUCH OF THE CWA. ALREADY SATURATED
GROUND ACROSS SOUTHERN HALF OF CWA FOR LAST SEVERAL MCS EVENTS SET
STAGE FOR FLASH FLOODING SO WATCH IS WARRANTED.

EXPECT MCS (D...) TO STILL BE AFFECTING AREA IN THE MORNING...THEN
WORKED OVER ATMOSPHERE WILL PROBABLY NOT RECOVER TO SUPPORT MUCH
ACTIVITY TUESDAY AFTERNOON...SO WILL HAVE TO WAIT UNTIL TUESDAY
NIGHT WHEN EVEN BETTER MCS (E...) SCENARIO SETS UP FOR CWA WITH H85
WINDS PROGGED AT 50KTS INTO AREA BY WEDNESDAY MORNING.

FWC GUIDANCE STARTING OFF TOO WARM WITH TEMPS SO WILL GO COLDER FOR
LOWS TONIGHT. MCS ALSO WILL AFFECT HIGHS ON TUESDAY...SO THINK FWC
TOO WARM AGAIN SO WILL STAY COOLER.

MCI TT 51/68 76

PC

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 6, 11:20 PM CDTFlash Flood WarningEAXMacon4 hr
May 7, 1:28 AM CDTFlash Flood WarningEAXLinn, Livingston3 hr
May 7, 2:45 AM CDTFlash Flood WarningEAXMacon2 hr
May 7, 8:43 AM CDTFlash Flood WarningEAXCooper3 hr
May 7, 10:52 AM CDTFlash Flood WarningEAXPettis4 hr
May 7, 11:33 AM CDTFlash Flood WarningEAXCooper, Howard3 hr
May 7, 12:49 PM CDTFlash Flood WarningEAXRandolph3 hr

Nearby

Flash Flood Warnings in Missouri, 1996Every flash flood warning in 1996

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.