Alert archive / Missouri / Flash Flood Warnings in 1996

Flash Flood Warning 14, NWS Kansas City, MO

May 8, 1996Atchison County, Holt County, Nodaway County, Missouri

NWS Kansas City, MO issued this flash flood warning at May 8, 1996, 6:02 AM CDT for Atchison County, Holt County, Nodaway 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 8, 1996, 6:02 AM CDT (11:02 UTC)
Expired: May 8, 1996, 10:22 AM CDT
In force: 4 hr
Issued by: NWS Kansas City, MO
Area: Whole counties

Counties Atchison County, MO, Holt County, MO, Nodaway County, MO

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 11.0 hours before the alert went out and 149 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 91 J/kg
Mixed-layer CIN: -293 J/kg
Mixed-layer LCL: 618 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 178 m²/s²
0-3 km storm-relative helicity: 239 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 081102
FFWMCI
MOC005-087-147-081655-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
602 AM CDT WED MAY 8 1996

* FLASH FLOOD WARNING FOR
  ATCHISON COUNTY - NORTHWEST MISSOURI
  HOLT COUNTY - NORTHWEST MISSOURI
  NODAWAY COUNTY - NORTHWEST MISSOURI

* UNTIL 1155 AM CDT
 
* SOME STREAMS AND RIVERS AFFECTED
    TARKIO
    HUNDRED AND TWO
    NODAWAY RIVER
    NISHNABOTNA

* CAUSE AND EFFECT
    A BAND OF STRONG THUNDERSTORMS PRODUCING TORRENTIAL RAINFALL WILL
    MOVE ACROSS ATCHISON...HOLT...AND NODAWAY COUNTIES THROUGH 10 AM.
    RADAR ESTIMATES OVER 2 INCHES OF RAIN HAS ALREADY FALLEN ACROSS
    ATCHISON COUNTY SINCE 5 AM. THE STORMS WILL LIKELY MOVE OVER THE
    SAME AREAS REPEATEDLY PRODUCING FLOODING OF MOST RIVERS...CREEKS...
    AND STREAMS THIS MORNING.

* FORECAST CONDITIONS
    EXPECT RAINFALL AMOUNTS IN THE 2 TO 3 INCH RANGE BY 8 AM...SO
    CREEKS AND RIVERS WILL "BE RISING QUICKLY.

MOVE TO HIGHER GROUND IF FLOOD WATERS THREATEN.

JULY

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 8, 2:20 AM CDT, 3 hours 42 minutes earlier.

Area forecast discussion, May 8, 2:20 AM CDT, 3 hours 42 minutes before

NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
220 AM CDT WED MAY 8 1996

STG/PSBLY SVR CNVCTN JUST STARTING TO POP ALONG IA/NE/MO BORDER.
OTR PCPN IN AREA ALSO INCR IN INTENSITY. AVN FASTEST WITH MCS
MOTION...WITH NGM SLOWER AND ETA SLOWEST OF ALL. LLVL JET INCRG AS
ADVERTISED...BUT NOT AS CNVRGNT AS XPTCD. WRM 7H TMPS ALSO SEEM TO
BE PLAYING A PART IN CNVCTN INHIBITION.

ERY INDICATIONS ARE THAT THIS ROUND OF TRW SHUD STAY N OF AREAS HIT
YDAY AND THE DAY BEFORE /...AND THE DAY BEFORE...AND.../ SO FF
THREAT ISNT AS GREAT AS IT COULD BE. FFA STILL QUITE RSNBL.

BY THIS AFTN THE WRMFNT SHUD BE N OF FA...ALLOWING THICK SOUPY AIR
INTO THE RGN. WITH HI PROGD CAPES AND STG LLVL SHR WE MAY ACTUALLY
GET DAYLIGHT SVR CNVCTN. WL HAVE TO WATCH FOR LLVL MSTR INFLOW THIS
AM AND SEE HOW MUCH EFFECT THIS MORNINGS CNVCTN HAS ON WRMFNT MVMT.

GUID TEMPS MAY BE A BIT UNDERDONE TDY...BUT GVN RECENT TREND WL NOT
STRAY TOO FAR.

MCI EB 82/65 55

JHV

The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 9:01 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard	44 min
May 7, 10:10 PM CDT	Severe Thunderstorm Warning	EAX	Macon	40 min
May 8, 2:50 AM CDT	Severe Thunderstorm Warning	EAX	Clinton, DeKalb	45 min
May 8, 5:23 AM CDT	Severe Thunderstorm Warning	EAX	Grundy	62 min
May 8, 6:08 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Holt, Nodaway	52 min
May 8, 6:21 AM CDT	Flash Flood Warning	EAX	Daviess, Grundy	6 hr
May 8, 6:27 AM CDT	Severe Thunderstorm Warning	EAX	Gentry	48 min
May 8, 6:35 AM CDT	Severe Thunderstorm Warning	EAX	DeKalb	55 min
May 8, 6:52 AM CDT	Flash Flood Warning	EAX	Sullivan	6 hr
May 8, 7:03 AM CDT	Severe Thunderstorm Warning	EAX	Daviess	57 min
May 8, 7:22 AM CDT	Flash Flood Warning	EAX	Linn, Livingston	6 hr
May 8, 7:26 AM CDT	Severe Thunderstorm Warning	EAX	Linn, Sullivan	49 min
May 8, 7:58 AM CDT	Severe Thunderstorm Warning	EAX	Platte	62 min
May 8, 8:15 AM CDT	Severe Thunderstorm Warning	EAX	Adair, Linn, Macon, Sullivan	60 min
May 8, 8:18 AM CDT	Flash Flood Warning	EAX	Macon	5 hr
May 8, 8:22 AM CDT	Severe Thunderstorm Warning	EAX	Jackson	68 min
May 8, 8:22 AM CDT	Severe Thunderstorm Warning	EAX	Clay	68 min
May 8, 8:53 AM CDT	Severe Thunderstorm Warning	EAX	Lafayette	67 min

Nearby

Flash Flood Warnings in Missouri, 1996 Every 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.